/* ==========================================
   DỰ ÁN: DN-MAPQR
   STYLING: Vanilla CSS
   PHONG CÁCH: Premium Dark Mode & Glassmorphism
   ========================================== */

/* QR SCANNER MODAL STYLES */
.qr-scanner-container {
  margin: 1.5rem 0;
  border-radius: 12px;
  overflow: hidden;
  background: var(--bg-tertiary);
  position: relative;
  min-height: 300px;
}

#qr-reader {
  width: 100%;
  border-radius: 12px;
}

#qr-reader video {
  border-radius: 12px;
  width: 100% !important;
  height: auto !important;
}

#qr-reader__scan_region {
  border-radius: 12px !important;
}

.qr-scanner-status {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  z-index: 1;
  pointer-events: none;
}

.qr-scanner-status i {
  font-size: 3rem;
  color: var(--accent-secondary);
  margin-bottom: 1rem;
  animation: pulse 2s ease-in-out infinite;
}

.qr-scanner-status p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.qr-scanner-actions {
  margin-top: 1rem;
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

.btn-success {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  color: white;
  border: none;
  padding: 0.6rem 1.2rem;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
  transition: var(--transition-smooth);
}

.btn-success:hover {
  background: linear-gradient(135deg, #059669 0%, #047857 100%);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

:root {
  /* Legacy HSL Color Palette - Kept for compatibility */
  --bg-primary: #0a0e1a;
  --bg-secondary: #131a30;
  --bg-tertiary: #1b2545;
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  --accent-primary: #ff0055; /* Hot pink */
  --accent-primary-hover: #e6004c;
  
  --accent-secondary: #00f2fe; /* Bright teal */
  --accent-secondary-hover: #00c6d3;

  --accent-gradient: linear-gradient(135deg, #ff0055 0%, #00f2fe 100%);
  --accent-gradient-hover: linear-gradient(135deg, #e6004c 0%, #00c6d3 100%);
  --panel-glass: rgba(19, 26, 48, 0.75);
  --border-glass: rgba(255, 255, 255, 0.08);
  --glow-light: rgba(0, 242, 254, 0.15);
  
  --font-title: 'Outfit', 'Inter', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  --shadow-lg: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 20px rgba(0, 242, 254, 0.3);
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  
  /* App UI Density Variables */
  --app-header-height: 72px;
  --app-gap: 16px;
  --app-padding: 16px;
  --app-font-scale: 1;
  --app-btn-padding-y: 10px;
  --app-btn-padding-x: 16px;
  
  /* DN-MapQR Theme Architecture */
  --color-bg: #f8fafc;
  --color-surface: #ffffff;
  --color-surface-soft: #f1f5f9;
  --color-text: #0f172a;
  --color-text-muted: #64748b;
  --color-border: rgba(15, 23, 42, 0.12);
  --color-primary: #22d3ee;
  --color-accent: #ec4899;
  --color-danger: #ef4444;
  --color-success: #22c55e;
  --login-page-bg: #f8fafc;
  --login-card-bg: rgba(255, 255, 255, 0.92);
  --login-input-bg: rgba(255, 255, 255, 0.95);
  --login-input-text: #0f172a;
  --login-input-placeholder: #94a3b8;
  --login-overlay-opacity: 0.45;
}

[data-theme="dark"] {
  --color-bg: #050816;
  --color-surface: #08111f;
  --color-surface-soft: #0f172a;
  --color-text: #f8fafc;
  --color-text-muted: #94a3b8;
  --color-border: rgba(148, 163, 184, 0.24);
  --color-primary: #22d3ee;
  --color-accent: #ec4899;
  --color-danger: #fb7185;
  --color-success: #34d399;
  --login-page-bg: #050816;
  --login-card-bg: rgba(5, 12, 26, 0.78);
  --login-input-bg: rgba(2, 8, 23, 0.56);
  --login-input-text: #f8fafc;
  --login-input-placeholder: #94a3b8;
  --login-input-placeholder: #94a3b8;
  --login-overlay-opacity: 0.82;
}

/* App Media Queries for Density Scaling */
@media (max-width: 1600px), (max-height: 850px) {
  :root {
    --app-header-height: 60px;
    --app-gap: 10px;
    --app-padding: 10px;
    --app-font-scale: 0.9;
    --app-btn-padding-y: 8px;
    --app-btn-padding-x: 13px;
  }
}

@media (max-width: 1366px), (max-height: 768px) {
  :root {
    --app-header-height: 54px;
    --app-gap: 8px;
    --app-padding: 8px;
    --app-font-scale: 0.85;
    --app-btn-padding-y: 7px;
    --app-btn-padding-x: 11px;
  }
}

@media (min-width: 1920px) and (min-height: 900px) {
  :root {
    --app-header-height: 72px;
    --app-gap: 16px;
    --app-padding: 16px;
    --app-font-scale: 1;
    --app-btn-padding-y: 10px;
    --app-btn-padding-x: 16px;
  }
}

[data-theme="light"] {
  --color-bg: #f8fafc;
  --color-surface: #ffffff;
  --color-surface-soft: #f1f5f9;
  --color-text: #0f172a;
  --color-text-muted: #64748b;
  --color-border: rgba(15, 23, 42, 0.12);
  --color-primary: #0891b2;
  --color-accent: #db2777;
  --color-danger: #ef4444;
  --color-success: #22c55e;
  --login-page-bg: #f8fafc;
  --login-card-bg: rgba(255, 255, 255, 0.92);
  --login-input-bg: rgba(255, 255, 255, 0.96);
  --login-input-text: #0f172a;
  --login-input-placeholder: #94a3b8;
  --login-overlay-opacity: 0.46;
}

/* Reset styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Decorative ambient glows in background */
.bg-glow {
  position: absolute;
  width: 40vw;
  height: 40vw;
  border-radius: 50%;
  pointer-events: none;
  z-index: -1;
  filter: blur(100px);
  opacity: 0.15;
}

.bg-glow-1 {
  top: -10%;
  left: -10%;
  background: #ff0055;
}

.bg-glow-2 {
  bottom: -10%;
  right: -10%;
  background: #00f2fe;
}

/* HEADER STYLING */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: var(--app-header-height);
  padding: calc(10px * var(--app-font-scale)) calc(20px * var(--app-font-scale));
  background-color: rgba(10, 14, 26, 0.8);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-glass);
  z-index: 1000;
}

.header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.hamburger-menu {
  display: none;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 1.8rem;
  cursor: pointer;
  padding: 0.5rem;
  transition: var(--transition-smooth);
}

.hamburger-menu:hover {
  color: var(--accent-secondary);
}

.map-logo-icon {
  font-size: 2.2rem;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 10px rgba(0, 242, 254, 0.4));
  animation: logo-float 4s ease-in-out infinite;
}

@keyframes logo-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}

.logo h1 {
  font-family: var(--font-title);
  font-weight: 800;
  font-size: calc(28px * var(--app-font-scale));
  letter-spacing: 1.5px;
  line-height: 1.1;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.logo p {
  font-size: calc(12px * var(--app-font-scale));
  color: var(--text-secondary);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--app-gap);
  flex-wrap: wrap;
}

/* BUTTONS */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-title);
  font-weight: 600;
  font-size: calc(14px * var(--app-font-scale));
  padding: var(--app-btn-padding-y) var(--app-btn-padding-x);
  border-radius: calc(16px * var(--app-font-scale));
  border: none;
  cursor: pointer;
  transition: var(--transition-smooth);
}

/* CUSTOM SCROLLBAR */
/* For Webkit browsers (Chrome, Safari, Edge) */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.2);
  border-radius: 10px;
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-radius: 10px;
  transition: all 0.3s;
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
}

/* For Firefox */
* {
  scrollbar-width: thin;
  scrollbar-color: #667eea rgba(0, 0, 0, 0.2);
}

/* GLASS MORPHISM BUTTONS */
.glass-button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border: none;
  border-radius: 12px;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  position: relative;
  overflow: hidden;
}

.glass-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s;
}

.glass-button:hover::before {
  left: 100%;
}

.glass-button-success {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.8), rgba(5, 150, 105, 0.8));
  color: white;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.glass-button-success:hover {
  background: linear-gradient(135deg, rgba(16, 185, 129, 1), rgba(5, 150, 105, 1));
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
}

.glass-button-disabled {
  background: rgba(100, 100, 100, 0.3);
  color: rgba(255, 255, 255, 0.4);
  border: 1px solid rgba(100, 100, 100, 0.2);
  cursor: not-allowed;
}

.glass-button-disabled:hover {
  transform: none;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.button-icon {
  font-size: 18px;
  animation: icon-bounce 2s infinite;
}

@keyframes icon-bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-3px); }
}

.glass-button-success:active {
  transform: translateY(0);
  box-shadow: 0 2px 10px rgba(16, 185, 129, 0.3);
}


.btn-primary {
  background: var(--accent-gradient);
  color: #fff;
  box-shadow: 0 4px 15px rgba(255, 0, 85, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 0, 85, 0.5);
  background: var(--accent-gradient-hover);
}

.btn-secondary {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border-glass);
}

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.05);
  border-color: var(--text-muted);
  transform: translateY(-2px);
}

.btn-warning {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  color: white;
}

.btn-warning:hover {
  background: linear-gradient(135deg, #d97706 0%, #b45309 100%);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
}

.btn-info {
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
  color: white;
}

.btn-info:hover {
  background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.btn-purple {
  background: linear-gradient(135deg, #a855f7 0%, #9333ea 100%);
  color: white;
}

.btn-purple:hover {
  background: linear-gradient(135deg, #9333ea 0%, #7e22ce 100%);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(168, 85, 247, 0.3);
}

.btn-block {
  display: flex;
  width: 100%;
}

.btn-stub {
  font-size: 0.75rem;
  padding: 0.4rem 0.8rem;
  background-color: rgba(0, 242, 254, 0.1);
  color: var(--accent-secondary);
  border: 1px solid rgba(0, 242, 254, 0.3);
  border-radius: 4px;
}

.btn-stub:hover {
  background-color: var(--accent-secondary);
  color: var(--bg-primary);
}

.text-gold {
  color: #ffd700;
  filter: drop-shadow(0 0 5px rgba(255, 215, 0, 0.5));
}

/* APP LAYOUT */
.app-container {
  display: flex;
  flex: 1;
  padding: var(--app-padding);
  gap: var(--app-gap);
  height: calc(100vh - var(--app-header-height));
}

.glass-panel {
  background: var(--panel-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-glass);
  border-radius: 20px;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.map-section {
  flex: 3;
  position: relative;
  min-height: 0;
}

#map {
  width: 100%;
  height: 100%;
  z-index: 10;
}

.info-section {
  flex: 1.3;
  display: flex;
  flex-direction: column;
  position: relative;
  min-width: 320px;
  min-height: 0;
}

/* PANEL VIEWS */
.panel-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2.5rem;
  height: 100%;
  gap: 1rem;
}

.placeholder-icon {
  font-size: 4rem;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 15px rgba(0, 242, 254, 0.2));
}

.fa-spin-slow {
  animation: fa-spin 15s linear infinite;
}

.panel-placeholder h2 {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: calc(24px * var(--app-font-scale));
}

.panel-placeholder p {
  color: var(--text-secondary);
  font-size: calc(15px * var(--app-font-scale));
}

.qr-scan-stub {
  margin-top: 2rem;
  border-top: 1px solid var(--border-glass);
  padding-top: 1.5rem;
  width: 100%;
}

.qr-stubs-buttons {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 0.75rem;
}

.small-text {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* DETAIL PANEL */
.panel-content {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: calc(32px * var(--app-font-scale));
  overflow-y: auto;
}

.btn-close-panel {
  position: absolute;
  top: 1rem;
  right: 1.2rem;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 1.3rem;
  cursor: pointer;
  z-index: 100;
}

.btn-close-panel:hover {
  color: var(--text-primary);
}

.detail-header {
  margin-bottom: 1.5rem;
}

.badge-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  background-color: var(--accent-primary);
  color: white;
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.detail-header h2 {
  font-family: var(--font-title);
  font-weight: 800;
  font-size: calc(28px * var(--app-font-scale));
  line-height: 1.2;
  margin-bottom: 0.5rem;
}

.address-text {
  font-size: 0.85rem;
  color: var(--text-secondary);
  display: flex;
  align-items: flex-start;
  gap: 0.4rem;
}

.date-text {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.2rem;
}

.media-gallery {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.media-item {
  width: 100%;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--border-glass);
}

.media-item img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.media-item iframe {
  width: 100%;
  height: 180px;
  border: none;
}

.media-audio-player {
  background-color: rgba(255, 255, 255, 0.05);
  padding: 0.75rem;
  border-radius: 10px;
  border: 1px solid var(--border-glass);
}

.media-audio-player h5 {
  font-size: 0.8rem;
  margin-bottom: 0.3rem;
  color: var(--accent-secondary);
}

.media-audio-player audio {
  width: 100%;
  height: 32px;
}

.detail-body {
  margin-bottom: 2rem;
}

.detail-body h3 {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 1.1rem;
  border-left: 3px solid var(--accent-secondary);
  padding-left: 0.5rem;
  margin-bottom: 0.75rem;
}

.detail-description {
  font-size: calc(15px * var(--app-font-scale));
  color: var(--text-secondary);
  text-align: justify;
  line-height: 1.75;
}

/* Rich text HTML rendering inside detail panel */
.detail-description h1,
.detail-description h2,
.detail-description h3,
.detail-description h4,
.detail-description h5,
.detail-description h6 {
  font-family: var(--font-title);
  font-weight: 700;
  color: var(--text-primary);
  margin: 1.2rem 0 0.5rem 0;
  line-height: 1.3;
}
.detail-description h1 { font-size: 1.6rem; }
.detail-description h2 { font-size: 1.35rem; color: var(--accent-secondary); }
.detail-description h3 { font-size: 1.15rem; }

.detail-description p {
  margin: 0.6rem 0;
}

.detail-description strong { color: var(--text-primary); font-weight: 700; }
.detail-description em { font-style: italic; }
.detail-description u { text-decoration: underline; }
.detail-description s { text-decoration: line-through; opacity: 0.6; }

.detail-description ul,
.detail-description ol {
  padding-left: 1.5rem;
  margin: 0.5rem 0;
}
.detail-description li { margin: 0.3rem 0; }

.detail-description img {
  max-width: 100%;
  border-radius: 10px;
  margin: 0.75rem 0;
  display: block;
  border: 1px solid var(--border-glass);
}

.detail-description iframe,
.detail-description .ql-video {
  width: 100%;
  min-height: 220px;
  border-radius: 10px;
  border: 1px solid var(--border-glass);
  margin: 0.75rem 0;
  display: block;
}

.detail-description blockquote {
  border-left: 3px solid var(--accent-secondary);
  padding-left: 1rem;
  margin: 0.75rem 0;
  color: var(--text-muted);
  font-style: italic;
}

.detail-description a {
  color: var(--accent-secondary);
  text-decoration: underline;
}

/* USER INFO POPUP IN MAP */
.leaflet-popup-content-wrapper {
  background: var(--bg-secondary) !important;
  color: var(--text-primary) !important;
  border: 1px solid var(--border-glass);
  border-radius: 12px !important;
  box-shadow: var(--shadow-lg) !important;
}

.leaflet-popup-tip {
  background: var(--bg-secondary) !important;
}

.popup-link-btn {
  background: var(--accent-gradient);
  color: white;
  border: none;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.4rem 0.8rem;
  border-radius: 4px;
  cursor: pointer;
  margin-top: 0.5rem;
  display: inline-block;
  text-decoration: none;
}

/* MODALS SYSTEM */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(5, 7, 13, 0.8);
  backdrop-filter: blur(8px);
  padding: 1rem;
  transition: var(--transition-smooth);
}

.modal.hidden {
  opacity: 0;
  pointer-events: none;
}

.modal-content {
  position: relative;
  width: 100%;
  max-width: 480px;
  max-height: 92vh;
  padding: 2.5rem;
  overflow-y: auto;
  animation: modal-slide-in 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

@media (max-height: 768px) {
  .modal-content:not(#modal-auth .modal-content) {
    max-height: 90vh;
  }
}

.modal-large {
  max-width: 760px;
}

.modal-xlarge {
  max-width: 1100px;
  width: 90%;
  height: 85vh;
}

.modal-small {
  max-width: 400px;
}

@keyframes modal-slide-in {
  from { transform: translateY(20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.modal-close {
  position: absolute;
  top: 1rem;
  right: 1.2rem;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 1.3rem;
  cursor: pointer;
}

.modal-close:hover {
  color: var(--text-primary);
}

/* AUTH FORMS */
.auth-tabs {
  display: flex;
  border-bottom: 2px solid var(--border-glass);
  margin-bottom: 2rem;
}

.auth-tab {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-family: var(--font-title);
  font-size: 1.1rem;
  font-weight: 700;
  padding: 0.75rem;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.auth-tab.active {
  color: var(--accent-secondary);
  border-bottom: 2px solid var(--accent-secondary);
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group-row {
  display: flex;
  gap: 1rem;
}

.form-group-row .form-group {
  flex: 1;
}

.form-group label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 600;
}

.form-group input, .form-group select, .form-group textarea {
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-glass);
  color: var(--text-primary);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: var(--transition-smooth);
}

.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--accent-secondary);
  box-shadow: 0 0 0 2px rgba(0, 242, 254, 0.2);
}

/* LEADERBOARD TABLE */
.modal-header {
  text-align: center;
  margin-bottom: 2rem;
}

.medal-big {
  font-size: 3.5rem;
  margin-bottom: 1rem;
}

.modal-header h2 {
  font-family: var(--font-title);
  font-weight: 800;
}

.modal-header p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.table-container {
  overflow-x: auto;
  border-radius: 12px;
  border: 1px solid var(--border-glass);
}

.leaderboard-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.95rem;
}

.leaderboard-table th {
  background-color: rgba(255, 255, 255, 0.03);
  color: var(--text-secondary);
  padding: 1rem;
  font-family: var(--font-title);
  font-weight: 700;
  border-bottom: 1px solid var(--border-glass);
}

.leaderboard-table td {
  padding: 1rem;
  border-bottom: 1px solid var(--border-glass);
}

.leaderboard-table tbody tr:hover {
  background-color: rgba(255, 255, 255, 0.02);
}

.rank-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 0.85rem;
}

.rank-1 { background-color: #ffd700; color: #0a0e1a; box-shadow: 0 0 10px rgba(255, 215, 0, 0.4); }
.rank-2 { background-color: #c0c0c0; color: #0a0e1a; }
.rank-3 { background-color: #cd7f32; color: #0a0e1a; }
.rank-other { background-color: rgba(255, 255, 255, 0.1); color: var(--text-primary); }

.text-right {
  text-align: right;
}

/* USER PROFILE LAYOUT */
.profile-layout {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 2rem;
}

@media (max-width: 768px) {
  .profile-layout {
    grid-template-columns: 1fr;
  }
}

.profile-left {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  border-right: 1px solid var(--border-glass);
  padding-right: 2rem;
}

@media (max-width: 768px) {
  .profile-left {
    border-right: none;
    padding-right: 0;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-glass);
  }
}

.avatar-container {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  background: var(--accent-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  box-shadow: var(--shadow-glow);
}

.avatar-icon {
  font-size: 2.8rem;
  color: var(--bg-primary);
}

.user-role-badge {
  font-size: 0.75rem;
  font-weight: 700;
  background-color: var(--accent-secondary);
  color: var(--bg-primary);
  padding: 0.15rem 0.6rem;
  border-radius: 4px;
  text-transform: uppercase;
  margin-top: 0.25rem;
}

.school-info {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 0.5rem;
}

.score-display {
  margin: 1.5rem 0;
  background-color: rgba(0, 242, 254, 0.05);
  border: 1px solid rgba(0, 242, 254, 0.15);
  padding: 0.8rem 2rem;
  border-radius: 12px;
  display: flex;
  flex-direction: column;
}

.score-num {
  font-family: var(--font-title);
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent-secondary);
  line-height: 1;
}

.score-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-secondary);
  margin-top: 0.2rem;
}

.section-title {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 1.1rem;
  width: 100%;
  text-align: left;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--border-glass);
  padding-bottom: 0.4rem;
}

.badge-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  width: 100%;
}

.badge-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-glass);
  border-radius: 10px;
  padding: 0.75rem 0.4rem;
  transition: var(--transition-smooth);
}

.badge-item:hover {
  transform: translateY(-2px);
  border-color: var(--accent-primary);
}

.badge-item img {
  width: 42px;
  height: 42px;
  object-fit: contain;
  margin-bottom: 0.4rem;
}

.badge-item span {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-primary);
  text-align: center;
  line-height: 1.2;
}

/* VISIT HISTORY */
.history-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-height: 480px;
  overflow-y: auto;
}

.history-item {
  background-color: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-glass);
  border-radius: 10px;
  padding: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.history-item:hover {
  background-color: rgba(255, 255, 255, 0.04);
}

.hist-left h4 {
  font-family: var(--font-title);
  font-size: 0.95rem;
  font-weight: 600;
}

.hist-time {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.hist-right {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.score-gain-badge {
  background-color: rgba(0, 242, 254, 0.1);
  color: var(--accent-secondary);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
}

.score-gain-zero {
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--text-secondary);
}

.correct-count-text {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

/* HEADER USER SECTION */
.user-profile-widget {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-glass);
  border-radius: 50px;
  padding: 0.3rem 1.2rem 0.3rem 0.5rem;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.user-profile-widget:hover {
  border-color: var(--accent-secondary);
  background-color: var(--bg-tertiary);
}

.widget-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--accent-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
}

.widget-avatar i {
  color: var(--bg-primary);
  font-size: 0.9rem;
}

.widget-name-box {
  display: flex;
  flex-direction: column;
}

.widget-name {
  font-size: 0.85rem;
  font-weight: 600;
  line-height: 1.2;
}

.widget-points {
  font-size: 0.7rem;
  color: var(--accent-secondary);
  font-weight: 700;
  line-height: 1.1;
}

.widget-actions {
  display: flex;
  gap: 0.5rem;
}

/* QUIZ MODAL SPECIAL */
.modal-quiz-content {
  max-width: 600px;
}

.quiz-icon-large {
  font-size: 4rem;
  margin-bottom: 1rem;
}

.quiz-rules-box {
  background-color: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-glass);
  border-radius: 12px;
  padding: 1.25rem;
  margin: 1.5rem 0;
  text-align: left;
}

.quiz-rules-box h4 {
  font-family: var(--font-title);
  color: var(--accent-secondary);
  margin-bottom: 0.5rem;
}

.quiz-rules-box ul {
  padding-left: 1.25rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.quiz-progress-bar {
  width: 100%;
  height: 6px;
  background-color: rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  margin-bottom: 1rem;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--accent-gradient);
  border-radius: 10px;
  transition: var(--transition-smooth);
}

.quiz-status-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.question-number-tag {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent-secondary);
  background-color: rgba(0, 242, 254, 0.1);
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
}

.difficulty-tag {
  font-size: 0.8rem;
  font-weight: 700;
  color: #ff9f43;
  background-color: rgba(255, 159, 67, 0.1);
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
}

.quiz-question-text {
  font-family: var(--font-title);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.quiz-options-list {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  margin-bottom: 2rem;
}

.quiz-option {
  display: flex;
  align-items: center;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-glass);
  border-radius: 10px;
  padding: 1rem 1.25rem;
  cursor: pointer;
  transition: var(--transition-smooth);
  gap: 1rem;
}

.quiz-option:hover {
  background-color: var(--bg-tertiary);
  border-color: var(--accent-secondary);
}

.quiz-option.selected {
  border-color: var(--accent-secondary);
  background-color: rgba(0, 242, 254, 0.05);
  box-shadow: 0 0 10px rgba(0, 242, 254, 0.1);
}

.option-letter {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.08);
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 0.9rem;
}

.quiz-option.selected .option-letter {
  background: var(--accent-gradient);
  color: var(--bg-primary);
}

.option-text {
  font-size: 0.95rem;
}

.quiz-navigation {
  display: flex;
  justify-content: flex-end;
}

/* RESULTS & CELEBRATION */
.result-score-circle {
  width: 110px;
  height: 110px;
  border-radius: 50%;
  border: 4px solid var(--accent-secondary);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  box-shadow: var(--shadow-glow);
}

.result-score-num {
  font-family: var(--font-title);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--accent-secondary);
  line-height: 1.1;
}

.result-score-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.badge-celebration-box {
  margin-top: 1.5rem;
  background-color: rgba(255, 215, 0, 0.05);
  border: 1px solid rgba(255, 215, 0, 0.25);
  border-radius: 12px;
  padding: 1.25rem;
  text-align: left;
  animation: pulse-gold 2s infinite alternate;
}

@keyframes pulse-gold {
  0% { box-shadow: 0 0 10px rgba(255, 215, 0, 0.1); }
  100% { box-shadow: 0 0 20px rgba(255, 215, 0, 0.3); }
}

.badge-celebration-box h4 {
  font-family: var(--font-title);
  font-weight: 700;
  color: #ffd700;
  margin-bottom: 0.75rem;
  text-align: center;
}

.celebrated-badge-item {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.celebrated-badge-item img {
  width: 64px;
  height: 64px;
  object-fit: contain;
}

.celebrated-badge-item h5 {
  font-family: var(--font-title);
  font-size: 1.1rem;
  font-weight: 700;
}

.celebrated-badge-item p {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.result-actions {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
  justify-content: center;
}

/* ADMIN WORKSPACE LAYOUT */
.admin-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  height: 100%;
}

@media (max-width: 768px) {
  .admin-layout {
    grid-template-columns: 1fr;
  }
  .admin-sidebar {
    border-right: none !important;
    border-bottom: 1px solid var(--border-glass);
    padding-bottom: 1rem !important;
    margin-bottom: 1rem;
  }
}

.admin-sidebar {
  border-right: 1px solid var(--border-glass);
  padding-right: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.admin-sidebar h3 {
  font-family: var(--font-title);
  font-size: 1.2rem;
}

.admin-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.admin-nav-item {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  cursor: pointer;
  font-family: var(--font-title);
  font-weight: 600;
  color: var(--text-secondary);
  transition: var(--transition-smooth);
}

.admin-nav-item:hover, .admin-nav-item.active {
  background-color: var(--bg-secondary);
  color: var(--accent-secondary);
}

.admin-workspace {
  padding-left: 2rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

@media (max-width: 768px) {
  .admin-workspace {
    padding-left: 0;
  }
}

.workspace-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.workspace-header h2 {
  font-family: var(--font-title);
  font-weight: 700;
}

.admin-form {
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  border-radius: 12px;
}

.admin-form h3 {
  font-family: var(--font-title);
  margin-bottom: 1.25rem;
  color: var(--accent-secondary);
}

.form-actions {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.admin-table th {
  background-color: rgba(255, 255, 255, 0.03);
  color: var(--text-secondary);
  padding: 0.75rem;
  font-family: var(--font-title);
  font-weight: 700;
  border-bottom: 1px solid var(--border-glass);
}

.admin-table td {
  padding: 0.75rem;
  border-bottom: 1px solid var(--border-glass);
}

.admin-table tbody tr:hover {
  background-color: rgba(255, 255, 255, 0.02);
}

.admin-action-btn {
  background: transparent;
  border: none;
  font-size: 1.1rem;
  cursor: pointer;
  padding: 0.2rem 0.5rem;
  transition: var(--transition-smooth);
}

.btn-edit { color: var(--accent-secondary); }
.btn-edit:hover { color: var(--accent-secondary-hover); }
.btn-delete { color: var(--accent-primary); }
.btn-delete:hover { color: var(--accent-primary-hover); }

.text-center {
  text-align: center;
}

.hidden {
  display: none !important;
}

/* QR PREVIEW SPECIAL */
.qr-preview-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1.25rem;
}

.qr-image-container {
  width: 200px;
  height: 200px;
  background-color: #fff;
  border: 1px solid #ddd;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 10px;
}

.qr-image-container img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

/* QR Code Generated inside Table Stub */
.qr-table-img {
  width: 32px;
  height: 32px;
  cursor: pointer;
  background-color: white;
  border-radius: 4px;
  padding: 2px;
}
.qr-table-img:hover {
  transform: scale(1.1);
}
.status-active {
  color: #2ed573;
  font-weight: bold;
}
.status-locked {
  color: #ff4757;
  font-weight: bold;
}

/* ==========================================
   APP NOTIFICATION SYSTEM
   ========================================== */
#toast-root,
.app-toast-container,
.admin-toast-container {
  position: fixed;
  top: 18px;
  right: 18px;
  z-index: 200000;
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 420px;
  width: calc(100% - 36px);
  pointer-events: none;
}

#toast-root {
  align-items: flex-end;
}

#toast-root .app-toast-container {
  position: static;
  width: 100%;
}

.app-toast,
.admin-toast {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  min-width: 280px;
  max-width: 420px;
  padding: 14px 16px;
  border-radius: 14px;
  background: linear-gradient(145deg, rgba(27, 37, 69, 0.97), rgba(13, 19, 38, 0.97));
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid var(--border-glass);
  color: var(--text-primary);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  font-family: var(--font-body);
  pointer-events: auto;
  transform: translateX(120%);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.35s ease;
  opacity: 0;
}

.app-toast.show {
  transform: translateX(0);
  opacity: 1;
}

.admin-form-error {
  display: none;
  margin: 10px 0 14px;
  padding: 10px 12px;
  border-radius: 10px;
  color: #ffb4c0;
  background: rgba(255, 77, 109, 0.12);
  border: 1px solid rgba(255, 77, 109, 0.35);
  font-size: 13px;
  font-weight: 600;
  line-height: 1.45;
}

.admin-form-error.active {
  display: block;
}

.app-toast.success {
  border-left: 4px solid #2ed573;
}

.app-toast.error {
  border-left: 4px solid #ff4757;
}

.app-toast.warning {
  border-left: 4px solid #f59e0b;
}

.app-toast.info,
.app-toast.confirm {
  border-left: 4px solid #3b82f6;
}

.app-notification-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: rgba(59, 130, 246, 0.14);
  color: #60a5fa;
  font-size: 1.1rem;
  font-weight: 800;
  flex-shrink: 0;
}

.app-toast.success .app-notification-icon,
.app-modal.success .app-notification-icon {
  color: #2ed573;
  background: rgba(46, 213, 115, 0.14);
}

.app-toast.error .app-notification-icon,
.app-modal.error .app-notification-icon {
  color: #ff6b81;
  background: rgba(255, 71, 87, 0.14);
}

.app-toast.warning .app-notification-icon,
.app-modal.warning .app-notification-icon {
  color: #fbbf24;
  background: rgba(245, 158, 11, 0.14);
}

.app-toast-content {
  flex-grow: 1;
  min-width: 0;
}

.app-toast-title {
  display: block;
  margin-bottom: 3px;
  font-size: 0.95rem;
  color: var(--text-primary);
}

.app-toast-message {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.86rem;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.app-toast-close,
.app-modal-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1.35rem;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4px;
  border-radius: 6px;
  transition: var(--transition-smooth);
}

.app-toast-close:hover,
.app-modal-close:hover {
  color: var(--text-primary);
  background-color: rgba(255, 255, 255, 0.05);
}

.app-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 13000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(3, 6, 15, 0.78);
  backdrop-filter: blur(9px);
  -webkit-backdrop-filter: blur(9px);
  opacity: 0;
  transition: opacity 0.2s ease;
}

.app-modal-overlay.show {
  opacity: 1;
}

.app-modal {
  position: relative;
  width: min(100%, 520px);
  max-height: min(86vh, 680px);
  overflow-y: auto;
  padding: 28px;
  border: 1px solid rgba(148, 163, 184, 0.22);
  border-radius: 22px;
  background:
    radial-gradient(circle at top right, rgba(59, 130, 246, 0.13), transparent 42%),
    linear-gradient(145deg, #18213d, #0d1326);
  color: var(--text-primary);
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.62);
  transform: translateY(16px) scale(0.98);
  transition: transform 0.22s ease;
}

.app-modal-overlay.show .app-modal {
  transform: translateY(0) scale(1);
}

.app-modal.warning {
  border-color: rgba(245, 158, 11, 0.38);
}

.app-modal.error {
  border-color: rgba(255, 71, 87, 0.38);
}

.app-modal.success {
  border-color: rgba(46, 213, 115, 0.35);
}

.app-modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 34px;
  height: 34px;
}

.app-modal-header {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding-right: 28px;
}

.app-modal-heading {
  min-width: 0;
}

.app-modal-title {
  margin: 2px 0 8px;
  font-family: var(--font-title);
  font-size: clamp(1.2rem, 4vw, 1.55rem);
  line-height: 1.25;
}

.app-modal-message {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.65;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.app-modal-input-group {
  display: grid;
  gap: 8px;
  margin-top: 22px;
  color: var(--text-secondary);
  font-size: 0.88rem;
  font-weight: 600;
}

.app-modal-input {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border-glass);
  border-radius: 10px;
  outline: none;
  background: rgba(6, 10, 24, 0.78);
  color: var(--text-primary);
  font: inherit;
}

.app-modal-input:focus {
  border-color: #60a5fa;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.16);
}

.app-modal-input.invalid {
  border-color: #ff4757;
}

.app-modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 28px;
}

.app-modal-confirm,
.app-modal-cancel {
  min-height: 44px;
  padding: 10px 18px;
  border: 0;
  border-radius: 10px;
  color: #fff;
  cursor: pointer;
  font: inherit;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.app-modal-confirm {
  background: linear-gradient(135deg, #3b82f6, #7c3aed);
  box-shadow: 0 8px 22px rgba(59, 130, 246, 0.25);
}

.app-modal.warning .app-modal-confirm {
  background: linear-gradient(135deg, #f59e0b, #dc2626);
  box-shadow: 0 8px 22px rgba(220, 38, 38, 0.24);
}

.app-modal-cancel {
  border: 1px solid var(--border-glass);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-secondary);
}

.app-modal-confirm:hover,
.app-modal-cancel:hover {
  transform: translateY(-1px);
}

.app-modal-cancel:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
}

@media (max-width: 600px) {
  #toast-root,
  .app-toast-container {
    top: 12px;
    right: 12px;
    width: calc(100% - 24px);
  }

  .app-modal-overlay {
    align-items: flex-end;
    padding: 12px;
  }

  .app-modal {
    width: 100%;
    padding: 24px 20px 20px;
    border-radius: 20px;
  }

  .app-modal-actions {
    flex-direction: column-reverse;
  }

  .app-modal-confirm,
  .app-modal-cancel {
    width: 100%;
  }
}

/* ==========================================
   AIKEN IMPORT STYLING
   ========================================== */
.file-upload-zone {
  border: 2px dashed var(--border-glass);
  border-radius: 12px;
  padding: 2.5rem 2rem;
  text-align: center;
  cursor: pointer;
  background-color: rgba(255, 255, 255, 0.02);
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  margin-top: 0.5rem;
}

.file-upload-zone:hover, .file-upload-zone.dragover {
  border-color: var(--accent-secondary);
  background-color: rgba(0, 242, 254, 0.05);
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.1);
}

.upload-zone-icon {
  font-size: 3rem;
  color: var(--text-muted);
  transition: var(--transition-smooth);
}

.file-upload-zone:hover .upload-zone-icon, .file-upload-zone.dragover .upload-zone-icon {
  color: var(--accent-secondary);
  transform: translateY(-4px);
}

.file-upload-zone p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin: 0;
}

.file-upload-zone span {
  color: var(--accent-secondary);
  font-weight: 600;
  text-decoration: underline;
}

.aiken-preview-box {
  margin-top: 1.5rem;
  border: 1px solid var(--border-glass);
  border-radius: 12px;
  padding: 1.25rem;
  background-color: rgba(255, 255, 255, 0.01);
}

.aiken-preview-list {
  max-height: 280px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 0.75rem;
  padding-right: 6px;
}

.aiken-preview-item {
  padding: 12px 16px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-glass);
  border-radius: 8px;
  font-size: 0.9rem;
  line-height: 1.5;
}

.preview-question-title {
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.preview-options-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.preview-option-item {
  display: flex;
  gap: 6px;
}

.preview-option-item.correct {
  color: var(--accent-secondary);
  font-weight: 700;
}

/* ==========================================
   ADMIN CONTROLS & PAGINATION STYLING
   ========================================== */
.admin-controls-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 1.25rem;
  align-items: center;
}

.control-group {
  position: relative;
  display: flex;
  align-items: center;
}

.control-group select, .control-group input {
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-glass);
  color: var(--text-primary);
  border-radius: 8px;
  padding: 0.5rem 1rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  height: 38px;
  transition: var(--transition-smooth);
}

.control-group select {
  cursor: pointer;
  padding-right: 1.8rem;
}

.control-group.search-box {
  flex-grow: 1;
  min-width: 220px;
}

.control-group.search-box input {
  width: 100%;
  padding-left: 2.2rem;
}

.search-icon {
  position: absolute;
  left: 0.8rem;
  color: var(--text-muted);
  font-size: 0.9rem;
  pointer-events: none;
}

.control-group.search-box input:focus + .search-icon {
  color: var(--accent-secondary);
}

.page-size-group {
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.pagination-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
  margin-top: 1.25rem;
  margin-bottom: 1rem;
}

.btn-pagination {
  padding: 0.4rem 1rem !important;
  font-size: 0.8rem !important;
  border-radius: 6px !important;
  height: 32px;
}

.pagination-info {
  font-size: 0.9rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* ==========================================
   MAP PICKER STYLING
   ========================================== */
.picker-map-btn {
  margin-top: 0.5rem;
  width: fit-content;
  display: flex;
  align-items: center;
  gap: 8px;
}

.dt-map-picker {
  height: 250px;
  border-radius: 8px;
  border: 1px solid var(--border-glass);
  z-index: 10;
  margin-top: 0.5rem;
}

.picker-help-text {
  color: var(--text-muted);
  margin-top: 6px;
  font-size: 0.8rem;
  line-height: 1.4;
}

/* ==========================================
   QUIZ/DITICH RICH TEXT EDITOR (QUILL OVERRIDES)
   ========================================== */
.ql-toolbar.ql-snow {
  background-color: rgba(19, 26, 48, 0.9) !important;
  border: none !important;
  border-bottom: 1px solid var(--border-glass) !important;
  border-top-left-radius: 8px;
  border-top-right-radius: 8px;
}

.ql-container.ql-snow {
  border: none !important;
  border-bottom-left-radius: 8px;
  border-bottom-right-radius: 8px;
  background-color: transparent !important;
}

.ql-editor {
  color: var(--text-primary) !important;
  font-family: var(--font-body) !important;
  font-size: 0.95rem !important;
  min-height: 250px;
}

.ql-editor.ql-blank::before {
  color: var(--text-muted) !important;
  font-style: normal !important;
}

.ql-snow .ql-stroke {
  stroke: var(--text-secondary) !important;
}

.ql-snow .ql-fill {
  fill: var(--text-secondary) !important;
}

.ql-snow .ql-picker {
  color: var(--text-secondary) !important;
}

.ql-snow .ql-picker-options {
  background-color: var(--bg-tertiary) !important;
  border: 1px solid var(--border-glass) !important;
  border-radius: 8px !important;
  box-shadow: 0 4px 12px rgba(0,0,0,0.5) !important;
}

.ql-snow .ql-picker-item {
  color: var(--text-secondary) !important;
}

.ql-snow .ql-picker-item:hover, .ql-snow .ql-picker-item.ql-selected {
  color: var(--accent-secondary) !important;
}

.ql-snow.ql-toolbar button:hover .ql-stroke,
.ql-snow.ql-toolbar button.ql-active .ql-stroke,
.ql-snow.ql-toolbar .ql-picker-label:hover .ql-stroke,
.ql-snow.ql-toolbar .ql-picker-label.ql-active .ql-stroke {
  stroke: var(--accent-secondary) !important;
}

.ql-snow.ql-toolbar button:hover .ql-fill,
.ql-snow.ql-toolbar button.ql-active .ql-fill,
.ql-snow.ql-toolbar .ql-picker-label:hover .ql-fill,
.ql-snow.ql-toolbar .ql-picker-label.ql-active .ql-fill {
  fill: var(--accent-secondary) !important;
}

.ql-snow.ql-toolbar .ql-picker-label:hover,
.ql-snow.ql-toolbar .ql-picker-label.ql-active {
  color: var(--accent-secondary) !important;
}

/* ==========================================
   LEADERBOARD — PODIUM + GRID
   ========================================== */

/* ── PODIUM WRAPPER ── */
.leaderboard-podium {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  gap: 0;
  padding: 2rem 1rem 0;
  min-height: 280px;
}

/* ── PODIUM INDIVIDUAL CARD ── */
.podium-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 1;
  max-width: 200px;
  position: relative;
  animation: podiumRise 0.6s ease both;
}
.podium-item:nth-child(1) { animation-delay: 0.1s; }
.podium-item:nth-child(2) { animation-delay: 0s; }
.podium-item:nth-child(3) { animation-delay: 0.2s; }

@keyframes podiumRise {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

.podium-avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--accent-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--bg-primary);
  margin-bottom: 6px;
  box-shadow: 0 4px 16px rgba(0,242,254,0.3);
}
.podium-gold   .podium-avatar { width: 74px; height: 74px; font-size: 1.8rem; box-shadow: 0 6px 24px rgba(255,215,0,0.4); background: linear-gradient(135deg,#ffd700,#ffaa00); }
.podium-silver .podium-avatar { background: linear-gradient(135deg,#c0c0c0,#9e9e9e); box-shadow: 0 4px 16px rgba(192,192,192,0.3); }
.podium-bronze .podium-avatar { background: linear-gradient(135deg,#cd7f32,#a0522d); box-shadow: 0 4px 16px rgba(205,127,50,0.3); }

.podium-medal { font-size: 1.8rem; margin-bottom: 4px; line-height: 1; }
.podium-gold .podium-medal { font-size: 2.2rem; }

.podium-name {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 0.9rem;
  text-align: center;
  color: var(--text-primary);
  margin-bottom: 2px;
  padding: 0 4px;
  line-height: 1.2;
}
.podium-gold .podium-name { font-size: 1rem; }

.podium-school {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-align: center;
  margin-bottom: 6px;
  padding: 0 4px;
  line-height: 1.2;
}

.podium-score {
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 1rem;
  color: var(--accent-secondary);
  margin-bottom: 6px;
}
.podium-gold   .podium-score { font-size: 1.2rem; color: #ffd700; }
.podium-silver .podium-score { color: #c0c0c0; }
.podium-bronze .podium-score { color: #cd7f32; }
.podium-score span { font-size: 0.7rem; font-weight: 500; margin-left: 2px; color: var(--text-muted); }

/* ── PODIUM BASE PLATFORM ── */
.podium-base {
  width: 100%;
  border-radius: 8px 8px 0 0;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 4px;
}
.podium-h1 { height: 90px; background: linear-gradient(180deg,rgba(255,215,0,0.25),rgba(255,215,0,0.06)); border-top: 2px solid rgba(255,215,0,0.5); }
.podium-h2 { height: 64px; background: linear-gradient(180deg,rgba(192,192,192,0.2),rgba(192,192,192,0.05)); border-top: 2px solid rgba(192,192,192,0.4); }
.podium-h3 { height: 44px; background: linear-gradient(180deg,rgba(205,127,50,0.2),rgba(205,127,50,0.05)); border-top: 2px solid rgba(205,127,50,0.4); }

.podium-rank-num {
  font-family: var(--font-title);
  font-size: 1.6rem;
  font-weight: 900;
  opacity: 0.25;
}

/* ── GRID SECTION SEPARATOR ── */
.leaderboard-grid-header {
  font-family: var(--font-title);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  text-align: center;
  padding: 1.25rem 1rem 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.leaderboard-grid-header::before,
.leaderboard-grid-header::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border-glass);
}

/* ── RANK 4+ GRID CARDS ── */
.leaderboard-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  padding: 0 0.5rem 1.5rem;
}

@media (max-width: 560px) {
  .leaderboard-grid { grid-template-columns: 1fr; }
}

.lb-grid-card {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-glass);
  border-radius: 10px;
  padding: 0.65rem 1rem;
  transition: var(--transition-smooth);
}
.lb-grid-card:hover {
  background: rgba(255,255,255,0.06);
  border-color: rgba(0,242,254,0.2);
}

.lb-grid-rank {
  font-family: var(--font-title);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--text-muted);
  min-width: 26px;
  text-align: center;
}

.lb-grid-info { flex: 1; overflow: hidden; }
.lb-grid-name {
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.lb-grid-meta {
  font-size: 0.72rem;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-top: 1px;
}

.lb-grid-score {
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 0.95rem;
  color: var(--accent-secondary);
  white-space: nowrap;
}
.lb-grid-score span { font-size: 0.7rem; margin-left: 1px; color: var(--text-muted); font-weight: 500; }

/* ── EMPTY STATE ── */
.leaderboard-empty {
  text-align: center;
  color: var(--text-muted);
  padding: 2.5rem 1rem;
  font-size: 0.95rem;
}
/* ==========================================
   MOBILE RESPONSIVENESS (Responsive Layout)
   ========================================== */
@media (max-width: 768px) {
  body {
    height: auto;
    min-height: 100vh;
  }
  /* Header */
  header {
    flex-direction: column;
    padding: 1rem;
    gap: 0;
    align-items: flex-start;
  }
  .header-top {
    width: 100%;
  }
  .hamburger-menu {
    display: block;
  }
  .logo {
    flex-direction: row;
    gap: 0.8rem;
  }
  .header-actions {
    width: 100%;
    flex-direction: column;
    justify-content: center;
    gap: 0.8rem;
    display: none;
    margin-top: 1rem;
  }
  .header-actions.show {
    display: flex;
    animation: fadeIn 0.3s ease forwards;
  }
  .header-actions .btn,
  .user-section {
    width: 100%;
  }
  .widget-actions {
    flex-direction: column;
    width: 100%;
    gap: 0.8rem;
  }
  .widget-actions .btn {
    width: 100%;
  }
  .user-profile-widget {
    width: 100%;
    justify-content: center;
  }
  
  /* Layout */
  .app-container {
    flex-direction: column;
    height: auto;
    min-height: calc(100vh - 120px);
    padding: 1rem;
    gap: 1rem;
    overflow-y: visible; /* Let the body scroll */
  }
  
  .map-section {
    flex: none;
    height: 50vh; /* A bit taller to be usable */
    min-height: 350px;
    width: 100%;
  }
  
  .info-section {
    flex: none;
    height: auto;
    min-height: 400px;
    width: 100%;
  }

  /* Modals */
  .modal-content {
    width: 95%;
    margin: 1rem;
    max-height: 85vh;
    padding: 1.5rem;
    overflow-y: auto; /* Allow scrolling inside modal */
  }

  .modal-large {
    width: 95%;
  }

  /* Podium */
  .leaderboard-podium {
    transform: scale(0.85);
    transform-origin: bottom center;
    padding-top: 1rem;
    min-height: 240px;
  }
  
  /* Admin Sidebar layout */
  .admin-layout {
    flex-direction: column;
  }
  .admin-sidebar {
    width: 100%;
    height: auto;
    padding-bottom: 1rem;
  }
  .admin-content {
    height: auto;
    min-height: 50vh;
  }
}

@media (max-width: 480px) {
  .logo h1 {
    font-size: 1.3rem;
  }
  .logo p {
    font-size: 0.65rem;
  }
  .btn {
    padding: 0.5rem 0.8rem;
    font-size: 0.8rem;
  }
  .header-actions {
    flex-direction: column;
  }
  .header-actions .btn {
    width: 100%;
  }
  .podium-item {
    max-width: 100px;
  }
}

/* =========================================================================
   12. OMNICHAT BUBBLE & BOX
   ========================================================================= */
.chat-bubble {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--gold-primary);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease;
  z-index: 1000;
}

.chat-bubble:hover {
  transform: scale(1.1);
}

.chat-bubble svg {
  width: 32px;
  height: 32px;
  animation: wave-animation 2.5s infinite;
  transform-origin: 70% 70%;
}

.chat-box {
  position: fixed;
  bottom: 90px;
  right: 20px;
  width: 400px;
  height: 600px;
  background: white;
  border-radius: 12px;
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
  display: none;
  flex-direction: column;
  overflow: hidden;
  z-index: 999;
}

.chat-box.open {
  display: flex;
}

@keyframes wave-animation {
  0% { transform: rotate(0deg) translateY(0); }
  10% { transform: rotate(14deg) translateY(-5px); }
  20% { transform: rotate(-8deg) translateY(0); }
  30% { transform: rotate(14deg) translateY(-5px); }
  40% { transform: rotate(-4deg) translateY(0); }
  50% { transform: rotate(10deg) translateY(-5px); }
  60% { transform: rotate(0deg) translateY(0); }
  100% { transform: rotate(0deg) translateY(0); }
}




/* Adaptive Difficulty Tags */
.diff-easy { background: var(--success-color); color: white; border: none; }
.diff-medium { background: var(--warning-color); color: var(--dark-text); border: none; }
.diff-hard { background: var(--danger-color); color: white; border: none; }

/* AI Agent Popup */
#ai-agent-popup { position: fixed; bottom: 20px; left: 20px; width: 320px; background: rgba(255, 255, 255, 0.95); backdrop-filter: blur(10px); border-radius: 15px; box-shadow: 0 8px 25px rgba(0,0,0,0.15); display: flex; padding: 15px; z-index: 9999; animation: slideUp 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275); }
#ai-agent-popup.hidden { display: none; }
.ai-agent-avatar { font-size: 2.5rem; color: var(--primary-color); margin-right: 15px; display: flex; align-items: center; justify-content: center; }
.ai-agent-message { flex: 1; position: relative; }
.ai-agent-close { position: absolute; top: -5px; right: -5px; background: transparent; border: none; font-size: 1.2rem; cursor: pointer; color: var(--text-color); opacity: 0.6; }
.ai-agent-close:hover { opacity: 1; }
#ai-agent-title { font-size: 1rem; margin: 0 0 5px 0; color: var(--primary-color); }
#ai-agent-text { font-size: 0.9rem; margin: 0 0 10px 0; color: var(--text-color); line-height: 1.4; }
#ai-agent-action-btn-container .btn { padding: 5px 10px; font-size: 0.8rem; }
@keyframes slideUp { from { transform: translateY(100px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

/* ==========================================
   GUILD UI STYLES
   ========================================== */

/* Guild Modal Shell */
.guild-modal-shell {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.guild-modal-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-glass);
}

.guild-modal-icon {
  font-size: 2rem;
  background: linear-gradient(135deg, #3b82f6, #8b5cf6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 8px rgba(59, 130, 246, 0.3));
}

.guild-modal-header h2 {
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 1.5rem;
  background: linear-gradient(135deg, #3b82f6, #8b5cf6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.guild-modal-body {
  flex: 1;
  overflow-y: auto;
  max-height: calc(85vh - 140px);
  padding-right: 4px;
}

/* Loading */
.guild-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3rem 1rem;
  gap: 1rem;
}

.guild-loading p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.guild-loading-spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--border-glass);
  border-top-color: #3b82f6;
  border-radius: 50%;
  animation: guild-spin 0.8s linear infinite;
}

@keyframes guild-spin {
  to { transform: rotate(360deg); }
}

/* Empty State */
.guild-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 2rem 1rem;
  gap: 0.75rem;
  color: var(--text-muted);
}

.guild-empty-state i {
  font-size: 2.5rem;
  opacity: 0.4;
}

.guild-empty-state p {
  font-size: 0.9rem;
}

/* ---- NO GUILD VIEW ---- */

.guild-empty-hero {
  text-align: center;
  padding: 1.5rem 1rem 1rem;
}

.guild-empty-icon {
  font-size: 3.5rem;
  margin-bottom: 0.75rem;
  animation: guild-float 3s ease-in-out infinite;
}

@keyframes guild-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.guild-empty-hero h3 {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}

.guild-empty-hero p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* Quick Actions */
.guild-quick-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 1rem 0 1.25rem;
}

.guild-action-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 1rem;
  border: 1px solid var(--border-glass);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-primary);
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 600;
  transition: var(--transition-smooth);
}

.guild-action-btn i {
  font-size: 1.5rem;
}

.guild-action-create {
  border-color: rgba(59, 130, 246, 0.3);
}

.guild-action-create i {
  color: #3b82f6;
}

.guild-action-create:hover {
  background: rgba(59, 130, 246, 0.1);
  border-color: #3b82f6;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(59, 130, 246, 0.2);
}

.guild-action-code {
  border-color: rgba(168, 85, 247, 0.3);
}

.guild-action-code i {
  color: #a855f7;
}

.guild-action-code:hover {
  background: rgba(168, 85, 247, 0.1);
  border-color: #a855f7;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(168, 85, 247, 0.2);
}

/* Search Box */
.guild-search-box {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 12px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-glass);
  margin-bottom: 1rem;
  transition: var(--transition-smooth);
}

.guild-search-box:focus-within {
  border-color: #3b82f6;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.guild-search-box i {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.guild-search-box input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.9rem;
}

.guild-search-box input::placeholder {
  color: var(--text-muted);
}

/* Browse List */
.guild-browse-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 1.5rem;
  max-height: 280px;
  overflow-y: auto;
}

.guild-browse-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-glass);
  transition: var(--transition-smooth);
}

.guild-browse-card:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(59, 130, 246, 0.3);
  transform: translateX(4px);
}

.guild-browse-avatar {
  font-size: 2rem;
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(59, 130, 246, 0.1);
  border-radius: 10px;
}

.guild-browse-info {
  flex: 1;
  min-width: 0;
}

.guild-browse-name {
  font-weight: 600;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.guild-tag {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 700;
  background: linear-gradient(135deg, #3b82f6, #2563eb);
  color: white;
  padding: 2px 7px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.guild-browse-meta {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.guild-browse-desc {
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-top: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.guild-join-btn {
  flex-shrink: 0;
  padding: 7px 16px !important;
  font-size: 0.8rem !important;
  border-radius: 8px !important;
}

/* Section Header */
.guild-section-header {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 1rem;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-glass);
}

.guild-section-header i {
  color: #fbbf24;
}

/* Leaderboard List */
.guild-leaderboard-list,
.guild-leaderboard-full {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.guild-lb-row,
.guild-lb-row-full {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid transparent;
  transition: var(--transition-smooth);
}

.guild-lb-row:hover,
.guild-lb-row-full:hover {
  background: rgba(255, 255, 255, 0.06);
}

.guild-lb-top {
  border-color: rgba(251, 191, 36, 0.2);
  background: rgba(251, 191, 36, 0.05);
}

.guild-lb-rank,
.guild-lb-rank-full {
  font-weight: 800;
  font-size: 1.1rem;
  min-width: 36px;
  text-align: center;
  font-family: var(--font-title);
}

.guild-lb-avatar-full {
  font-size: 1.5rem;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.guild-lb-info,
.guild-lb-info-full {
  flex: 1;
  min-width: 0;
}

.guild-lb-name,
.guild-lb-name-full {
  font-weight: 600;
  font-size: 0.9rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.guild-lb-meta,
.guild-lb-meta-full {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.guild-lb-points,
.guild-lb-points-full {
  font-weight: 800;
  font-size: 1.1rem;
  color: #a855f7;
  font-family: var(--font-title);
  white-space: nowrap;
}

.guild-lb-points-full span {
  font-size: 0.7rem;
  font-weight: 400;
  color: var(--text-muted);
}

/* ---- FORM VIEW ---- */

.guild-form-view {
  padding-bottom: 1rem;
}

.guild-back-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 0.85rem;
  cursor: pointer;
  padding: 6px 0;
  margin-bottom: 0.75rem;
  transition: var(--transition-smooth);
}

.guild-back-btn:hover {
  color: var(--text-primary);
}

.guild-form-header {
  text-align: center;
  margin-bottom: 1.5rem;
}

.guild-form-icon {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
}

.guild-form-header h3 {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 1.2rem;
}

.guild-form-header p {
  color: var(--text-secondary);
  font-size: 0.85rem;
  margin-top: 0.25rem;
}

.guild-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.guild-form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.guild-form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 6px;
}

.guild-form-group label .required {
  color: #ef4444;
}

.guild-form-group input,
.guild-form-group textarea,
.guild-form-group select,
.guild-select {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-glass);
  border-radius: 10px;
  padding: 10px 14px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.9rem;
  outline: none;
  transition: var(--transition-smooth);
}

.guild-form-group input:focus,
.guild-form-group textarea:focus,
.guild-form-group select:focus,
.guild-select:focus {
  border-color: #3b82f6;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.guild-form-group textarea {
  resize: vertical;
  min-height: 60px;
}

.guild-form-hint {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Avatar Picker */
.guild-avatar-picker {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.guild-avatar-opt {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  border-radius: 10px;
  border: 2px solid var(--border-glass);
  background: rgba(255, 255, 255, 0.03);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.guild-avatar-opt:hover {
  border-color: rgba(59, 130, 246, 0.4);
  background: rgba(59, 130, 246, 0.1);
  transform: scale(1.1);
}

.guild-avatar-opt.selected {
  border-color: #3b82f6;
  background: rgba(59, 130, 246, 0.2);
  box-shadow: 0 0 12px rgba(59, 130, 246, 0.3);
}

.guild-submit-btn {
  margin-top: 0.5rem;
}

/* ---- DASHBOARD VIEW ---- */

.guild-dashboard-header {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 1.25rem;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.08), rgba(139, 92, 246, 0.08));
  border: 1px solid rgba(59, 130, 246, 0.15);
  margin-bottom: 1rem;
}

.guild-dash-avatar {
  font-size: 2.8rem;
  flex-shrink: 0;
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(59, 130, 246, 0.1);
  border-radius: 14px;
}

.guild-dash-info {
  flex: 1;
  min-width: 0;
}

.guild-dash-name {
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 1.3rem;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 4px;
}

.guild-dash-role {
  margin-bottom: 6px;
}

.guild-role-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 20px;
  color: #0a0e1a;
}

.guild-dash-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* Stats Row */
.guild-stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 1rem;
}

.guild-stat-card {
  text-align: center;
  padding: 12px 8px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-glass);
}

.guild-stat-num {
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 1.3rem;
  color: var(--text-primary);
  word-break: break-all;
}

.guild-stat-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 2px;
}

/* Tab Navigation */
.guild-tabs {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--border-glass);
  margin-bottom: 1rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.guild-tab {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-muted);
  font-family: var(--font-title);
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  white-space: nowrap;
  transition: var(--transition-smooth);
}

.guild-tab:hover {
  color: var(--text-secondary);
}

.guild-tab.active {
  color: #3b82f6;
  border-bottom-color: #3b82f6;
}

.guild-tab-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 18px;
  font-size: 0.7rem;
  font-weight: 700;
  background: #ef4444;
  color: white;
  border-radius: 10px;
  padding: 0 5px;
  line-height: 1;
}

.guild-tab-content {
  min-height: 200px;
}

/* Members Tab */
.guild-pending-section {
  margin-bottom: 1.25rem;
  padding: 12px;
  border-radius: 12px;
  background: rgba(251, 191, 36, 0.05);
  border: 1px solid rgba(251, 191, 36, 0.15);
}

.guild-pending-header {
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 10px;
  color: #fbbf24;
  display: flex;
  align-items: center;
  gap: 6px;
}

.guild-pending-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px;
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.15);
  margin-bottom: 6px;
}

.guild-pending-info {
  flex: 1;
  min-width: 0;
}

.guild-pending-name {
  font-weight: 600;
  font-size: 0.9rem;
}

.guild-pending-time {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.guild-pending-msg {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-style: italic;
  margin-top: 2px;
}

.guild-pending-actions {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}

.guild-members-header {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 8px;
  font-weight: 600;
}

.guild-members-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.guild-member-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid transparent;
  transition: var(--transition-smooth);
}

.guild-member-card:hover {
  background: rgba(255, 255, 255, 0.05);
}

.guild-member-me {
  border-color: rgba(59, 130, 246, 0.2);
  background: rgba(59, 130, 246, 0.05);
}

.guild-member-avatar {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-tertiary);
  border-radius: 10px;
  color: var(--text-secondary);
  font-size: 1rem;
}

.guild-member-info {
  flex: 1;
  min-width: 0;
}

.guild-member-name {
  font-weight: 600;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 6px;
}

.guild-me-tag {
  font-size: 0.65rem;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 4px;
  background: rgba(59, 130, 246, 0.2);
  color: #60a5fa;
}

.guild-member-role {
  font-size: 0.78rem;
  font-weight: 600;
}

.guild-member-meta {
  font-size: 0.72rem;
  color: var(--text-muted);
}

.guild-member-actions {
  flex-shrink: 0;
}

.guild-member-action-btn {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.2);
  color: #ef4444;
  cursor: pointer;
  font-size: 0.85rem;
  transition: var(--transition-smooth);
}

.guild-member-action-btn:hover {
  background: rgba(239, 68, 68, 0.2);
  border-color: #ef4444;
  transform: scale(1.1);
}

/* Activity Tab */
.guild-activity-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.guild-activity-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 8px;
  border-radius: 8px;
  transition: var(--transition-smooth);
}

.guild-activity-row:hover {
  background: rgba(255, 255, 255, 0.03);
}

.guild-activity-icon {
  font-size: 1.2rem;
  flex-shrink: 0;
  width: 28px;
  text-align: center;
  padding-top: 2px;
}

.guild-activity-info {
  flex: 1;
}

.guild-activity-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.guild-activity-time {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 2px;
}

/* Settings Tab */
.guild-settings {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.guild-settings-section {
  padding: 1rem;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-glass);
}

.guild-settings-section h4 {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.guild-settings-hint {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
  line-height: 1.4;
}

.guild-danger-zone {
  border-color: rgba(239, 68, 68, 0.2);
  background: rgba(239, 68, 68, 0.03);
}

.guild-danger-zone h4 {
  color: #ef4444;
}

.guild-disband-btn {
  background: linear-gradient(135deg, #ef4444, #dc2626) !important;
  color: white !important;
  border: none !important;
  width: 100%;
  border-radius: 10px !important;
}

.guild-disband-btn:hover {
  background: linear-gradient(135deg, #dc2626, #b91c1c) !important;
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(239, 68, 68, 0.3);
}

.guild-transfer-btn:hover {
  box-shadow: 0 4px 16px rgba(245, 158, 11, 0.3);
}

/* Footer Actions */
.guild-footer-actions {
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-glass);
  display: flex;
  justify-content: center;
}

.guild-leave-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: transparent;
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #ef4444;
  padding: 8px 20px;
  border-radius: 10px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.guild-leave-btn:hover {
  background: rgba(239, 68, 68, 0.1);
  border-color: #ef4444;
  transform: translateY(-1px);
}

/* ---- RESPONSIVE ---- */

@media (max-width: 768px) {
  .guild-modal-body {
    max-height: calc(90vh - 120px);
  }

  .guild-stats-row {
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
  }

  .guild-stat-num {
    font-size: 1rem;
  }

  .guild-tabs {
    gap: 2px;
  }

  .guild-tab {
    padding: 8px 10px;
    font-size: 0.78rem;
  }

  .guild-dash-avatar {
    width: 48px;
    height: 48px;
    font-size: 2.2rem;
  }

  .guild-dash-name {
    font-size: 1.1rem;
  }

  .guild-quick-actions {
    gap: 8px;
  }

  .guild-action-btn {
    padding: 0.75rem;
    font-size: 0.8rem;
  }

  .guild-browse-card {
    padding: 10px;
  }
}


/* ==========================================================================
   ADMIN DASHBOARD VIEW
   ========================================================================== */
.admin-mode-active .app-container {
  display: none !important; /* Ẩn map + panel chính */
}

.admin-dashboard-view {
  min-height: calc(100vh - 110px);
  padding: 28px 36px 48px;
  background:
    radial-gradient(circle at top left, rgba(34, 211, 238, 0.10), transparent 35%),
    radial-gradient(circle at bottom right, rgba(236, 72, 153, 0.10), transparent 35%),
    #070b18;
  color: #fff;
  position: absolute;
  top: 90px; /* Bỏ header */
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1000;
  overflow-y: auto;
}

.admin-dashboard-header {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 24px;
}

.admin-home-btn {
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(15,23,42,0.8);
  color: #e5e7eb;
  border-radius: 999px;
  padding: 10px 16px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
}
.admin-home-btn:hover {
  background: rgba(30,41,59,0.9);
  color: #fff;
}

.admin-title-block h1 {
  margin: 0;
  font-size: 30px;
  font-weight: 900;
}

.admin-title-block p {
  margin: 6px 0 0;
  color: #94a3b8;
}

.admin-dashboard-tabs {
  display: flex;
  gap: 10px;
  margin-bottom: 22px;
  flex-wrap: wrap;
}

.admin-tab-btn {
  border: 1px solid rgba(255,255,255,0.10);
  background: rgba(15,23,42,0.72);
  color: #cbd5e1;
  border-radius: 14px;
  padding: 10px 16px;
  font-weight: 800;
  cursor: pointer;
  transition: all 0.2s;
}

.admin-tab-btn.active {
  background: linear-gradient(135deg, #ec4899, #22d3ee);
  color: #fff;
  border-color: transparent;
}

.admin-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.admin-stat-card {
  background: rgba(15, 23, 42, 0.72);
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 22px;
  padding: 18px;
  box-shadow: 0 18px 40px rgba(0,0,0,0.24);
}

.admin-stat-label {
  color: #94a3b8;
  font-weight: 700;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.admin-stat-value {
  font-size: 30px;
  font-weight: 900;
  margin-top: 8px;
  color: #fff;
}

.admin-table-card {
  background: rgba(15, 23, 42, 0.72);
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 24px;
  padding: 18px;
  overflow-x: auto;
}

.admin-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0 10px;
}

.admin-table th {
  text-align: left;
  color: #cbd5e1;
  font-size: 13px;
  padding: 10px 12px;
  white-space: nowrap;
}

.admin-table td {
  background: rgba(30, 41, 59, 0.65);
  padding: 14px 12px;
  color: #f8fafc;
  vertical-align: middle;
  border-top: 1px solid rgba(255,255,255,0.02);
  border-bottom: 1px solid rgba(255,255,255,0.02);
}

.admin-table tr td:first-child {
  border-radius: 14px 0 0 14px;
  border-left: 1px solid rgba(255,255,255,0.02);
}

.admin-table tr td:last-child {
  border-radius: 0 14px 14px 0;
  border-right: 1px solid rgba(255,255,255,0.02);
}

.admin-action-btn {
  border: 0;
  border-radius: 999px;
  padding: 8px 14px;
  color: #fff;
  font-weight: 800;
  cursor: pointer;
  background: linear-gradient(135deg, #ec4899, #22d3ee);
  font-size: 12px;
}
.admin-action-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

@media (max-width: 768px) {
  .admin-dashboard-view {
    padding: 16px;
    top: 60px;
  }
  .admin-dashboard-header {
    flex-direction: column;
    align-items: flex-start;
  }
  .admin-stats-grid {
    grid-template-columns: 1fr 1fr;
  }
}


/* =========================================
   ADMIN DASHBOARD GAME MODULE STYLES
   ========================================= */
body.admin-mode-active {
  overflow: hidden;
}

.admin-dashboard-view {
  position: fixed;
  top: 0; left: 0; width: 100vw; height: 100vh;
  z-index: 9999;
  background-color: var(--bg-primary);
  display: flex;
  flex-direction: column;
  color: var(--text-primary);
  overflow-y: auto;
}

.admin-dashboard-view.hidden {
  display: none !important;
}

.admin-dashboard-header {
  display: flex;
  align-items: center;
  padding: 1rem 2rem;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-glass);
}

.admin-home-btn {
  background: var(--primary-color);
  color: #fff;
  border: none;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  cursor: pointer;
  margin-right: 2rem;
  font-weight: bold;
}

.admin-title-block h1 {
  margin: 0;
  font-size: 1.5rem;
  color: var(--primary-color);
}
.admin-title-block p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.admin-dashboard-tabs {
  display: flex;
  background: var(--bg-secondary);
  padding: 0 2rem;
  border-bottom: 2px solid var(--border-glass);
}

.admin-tab-btn {
  background: none;
  border: none;
  padding: 1rem 1.5rem;
  color: var(--text-secondary);
  font-weight: bold;
  cursor: pointer;
  border-bottom: 3px solid transparent;
}
.admin-tab-btn:hover {
  color: var(--text-primary);
}
.admin-tab-btn.active {
  color: var(--primary-color);
  border-bottom: 3px solid var(--primary-color);
}

.admin-dashboard-content {
  flex: 1;
  padding: 2rem;
  background: var(--bg-primary);
}

/* Common Admin Cards */
.admin-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.admin-stat-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-glass);
  border-radius: 12px;
  padding: 1.5rem;
  text-align: center;
  box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}
.admin-stat-card i {
  font-size: 2rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
}
.admin-stat-card h3 {
  margin: 0 0 0.5rem 0;
  font-size: 1rem;
  color: var(--text-secondary);
}
.admin-stat-card .stat-value {
  font-size: 2rem;
  font-weight: bold;
  color: var(--text-primary);
}

/* Admin Table */
.admin-table-container {
  background: var(--bg-secondary);
  border-radius: 12px;
  border: 1px solid var(--border-glass);
  overflow-x: auto;
}
.admin-table {
  width: 100%;
  border-collapse: collapse;
}
.admin-table th, .admin-table td {
  padding: 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border-glass);
}
.admin-table th {
  background: rgba(0,0,0,0.2);
  color: var(--text-secondary);
  font-weight: bold;
}
.admin-table tbody tr:hover {
  background: rgba(255,255,255,0.05);
}

.admin-btn {
  padding: 0.4rem 0.8rem;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-weight: bold;
  margin-right: 0.5rem;
}
.admin-btn.primary { background: var(--primary-color); color: #fff; }
.admin-btn.danger { background: #f44336; color: #fff; }
.admin-btn.success { background: #4caf50; color: #fff; }

/* Admin Modal */
.admin-modal {
  position: fixed;
  top: 0; left: 0; width: 100vw; height: 100vh;
  background: rgba(0,0,0,0.8);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 10000;
}
.admin-modal.hidden { display: none !important; }
.admin-modal-content {
  background: var(--bg-secondary);
  padding: 2rem;
  border-radius: 12px;
  width: 90%;
  max-width: 500px;
  border: 1px solid var(--border-glass);
}
.admin-modal-content h2 { margin-top: 0; }
.admin-modal-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 1.5rem;
  gap: 1rem;
}

/* Teacher Dashboard */
.teacher-stats-grid {
  margin-bottom: 1.25rem;
}

.teacher-stat-card {
  min-height: 150px;
}

.teacher-filter-card {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 14px;
  padding: 18px;
  margin-bottom: 18px;
  background: rgba(15, 23, 42, 0.72);
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 20px;
}

.teacher-filter-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.teacher-filter-group label {
  color: #cbd5e1;
  font-weight: 800;
  font-size: 0.86rem;
}

.teacher-filter-group select,
.teacher-filter-group input {
  width: 100%;
  min-height: 42px;
  color: #e5e7eb;
  background: rgba(15, 23, 42, 0.95);
  border: 1px solid rgba(148, 163, 184, 0.24);
  border-radius: 12px;
  padding: 0 12px;
  outline: none;
}

.teacher-filter-group select:focus,
.teacher-filter-group input:focus {
  border-color: rgba(34, 211, 238, 0.75);
  box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.12);
}

.teacher-chart-card {
  background: rgba(15, 23, 42, 0.72);
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 24px;
  padding: 20px;
}

.teacher-chart-card h3 {
  margin: 0 0 8px;
  color: #f8fafc;
}

.teacher-muted {
  color: #94a3b8;
  margin: 0 0 16px;
}

.teacher-score-chart {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.score-bar-row {
  display: grid;
  grid-template-columns: 80px 1fr 110px;
  align-items: center;
  gap: 12px;
}

.score-range {
  color: #cbd5e1;
  font-weight: 800;
}

.score-bar-track {
  height: 18px;
  border-radius: 999px;
  background: rgba(30, 41, 59, 0.9);
  overflow: hidden;
}

.score-bar-fill {
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(135deg, #ec4899, #22d3ee);
  box-shadow: 0 0 18px rgba(34, 211, 238, 0.22);
}

.score-count {
  color: #e5e7eb;
  font-weight: 700;
  text-align: right;
}

.teacher-empty-state {
  min-height: 220px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  color: #cbd5e1;
  text-align: center;
  background: rgba(15, 23, 42, 0.5);
  border: 1px dashed rgba(148, 163, 184, 0.26);
  border-radius: 20px;
  padding: 28px;
}

.teacher-empty-state i {
  color: #22d3ee;
  font-size: 2.2rem;
}

.teacher-empty-state p {
  margin: 0;
  font-weight: 700;
}

.teacher-action-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.teacher-shortcut-card {
  min-height: 280px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 14px;
}

.teacher-shortcut-card > i {
  width: 58px;
  height: 58px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 18px;
  color: #0f172a;
  background: linear-gradient(135deg, #22d3ee, #fbbf24);
  font-size: 1.6rem;
}

.teacher-shortcut-card h3 {
  margin: 0;
  color: #f8fafc;
  font-size: 1.35rem;
}

.teacher-shortcut-card p {
  max-width: 680px;
  margin: 0;
  color: #cbd5e1;
  line-height: 1.7;
}

@media (max-width: 700px) {
  .score-bar-row {
    grid-template-columns: 64px 1fr;
  }

  .score-count {
    grid-column: 2;
    text-align: left;
    font-size: 0.9rem;
  }
}

/* ==========================================
   DN-MAPQR LOGIN EXPERIENCE
   ========================================== */
body.auth-active {
  overflow: hidden;
}

#modal-auth {
  padding: 0;
  background: var(--login-page-bg);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

#modal-auth .login-page {
  position: relative;
  width: var(--login-canvas-width, 1920px);
  height: 1080px;
  transform: scale(var(--login-scale, 1));
  transform-origin: center center;
  flex-shrink: 0;
  max-width: none;
  max-height: none;
  display: grid;
  grid-template-columns: 62% 38%;
  padding: 0;
  overflow: hidden;
  border: 0;
  border-radius: 0;
  background-image: url("assets/login/bg-login-new.png");
  background-size: cover;
  background-position: center;
  box-shadow: none;
  animation: none;
}

#modal-auth .login-page::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(circle at 68% 45%, rgba(236,72,153,0.15), transparent 35%),
    radial-gradient(circle at 28% 25%, rgba(34,211,238,0.20), transparent 40%),
    linear-gradient(90deg, rgba(2,8,23,0.85) 0%, rgba(2,8,23,0.55) 50%, rgba(2,8,23,0.15) 100%),
    linear-gradient(180deg, rgba(2,8,23,0.1) 0%, rgba(2,8,23,0.6) 100%);
  transition: background 0.3s ease;
}

[data-theme="light"] #modal-auth .login-page::before {
  background:
    radial-gradient(circle at 68% 45%, rgba(236,72,153,0.15), transparent 35%),
    radial-gradient(circle at 28% 25%, rgba(34,211,238,0.20), transparent 40%),
    linear-gradient(90deg, rgba(2,8,23,0.7) 0%, rgba(2,8,23,0.3) 50%, transparent 100%),
    linear-gradient(180deg, transparent 0%, rgba(2,8,23,0.3) 100%);
}

.login-hero {
  position: relative;
  min-height: 1080px;
  height: 1080px;
  display: flex;
  align-items: center;
  padding: 112px 48px 72px;
  overflow: hidden;
  color: #ffffff;
  z-index: 1;
}

.login-location-badge,
.login-hero-content,
.login-visual-decoration {
  position: relative;
  z-index: 1;
}

.login-location-badge {
  position: absolute;
  top: 45px;
  left: 40px;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 192px;
  padding: 8px 14px 8px 8px;
  border: 1px solid rgba(34, 211, 238, 0.52);
  border-radius: 12px;
  background: rgba(8, 20, 42, 0.34);
  box-shadow: 0 0 28px rgba(34, 211, 238, 0.14);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.login-location-icon {
  width: 52px;
  height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(34, 211, 238, 0.72);
  border-radius: 10px;
  color: #22d3ee;
  font-size: 1.85rem;
}

.login-location-title,
.login-location-subtitle {
  display: block;
  font-family: var(--font-title);
  line-height: 1.2;
  letter-spacing: 0;
}

.login-location-title {
  color: #ffffff;
  font-size: 1.02rem;
  font-weight: 800;
}

.login-location-subtitle {
  margin-top: 4px;
  color: #22d3ee;
  font-size: 0.9rem;
  font-weight: 800;
}

.login-hero-content {
  width: min(700px, 100%);
}

.login-hero-title {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin: 0;
  color: #ffffff;
  font-family: var(--font-title);
  font-size: 64px;
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: 0;
}

.login-hero-highlight {
  width: fit-content;
  background: linear-gradient(90deg, #22d3ee 0%, #60a5fa 42%, #ec4899 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.login-hero-underline {
  display: block;
  width: 66px;
  height: 4px;
  margin-top: 20px;
  border-radius: 999px;
  background: linear-gradient(90deg, #22d3ee 0%, #ec4899 100%);
}

.login-hero-desc {
  width: min(540px, 100%);
  margin: 18px 0 0;
  color: rgba(226, 232, 240, 0.92);
  font-size: 18px;
  line-height: 1.75;
}

.login-feature-list {
  display: grid;
  gap: 20px;
  margin-top: 44px;
}

.login-feature-item {
  display: flex;
  align-items: center;
  gap: 16px;
}

.login-feature-icon {
  width: 58px;
  height: 58px;
  flex: 0 0 58px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(34, 211, 238, 0.70);
  border-radius: 50%;
  color: #22d3ee;
  background: rgba(8, 145, 178, 0.10);
  box-shadow: 0 0 28px rgba(34, 211, 238, 0.12);
  font-size: 1.35rem;
}

.login-feature-text {
  display: grid;
  gap: 4px;
}

.login-feature-title {
  color: #ffffff;
  font-family: var(--font-title);
  font-size: 1.02rem;
  font-weight: 800;
}

.login-feature-desc {
  color: rgba(226, 232, 240, 0.82);
  font-size: 0.9rem;
  line-height: 1.5;
}

.login-visual-decoration {
  position: absolute;
  left: 42px;
  bottom: 38px;
  width: min(520px, 50vw);
  height: 122px;
  pointer-events: none;
}

.login-dots {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 132px;
  height: 68px;
  opacity: 0.82;
  background-image: radial-gradient(circle, #22d3ee 2px, transparent 3px);
  background-size: 18px 18px;
}

.login-wave {
  position: absolute;
  left: 14px;
  right: 0;
  bottom: 44px;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, #22d3ee 0%, #2563eb 45%, #ec4899 100%);
  box-shadow: 0 0 18px rgba(34, 211, 238, 0.26);
  transform: rotate(-4deg);
}

.login-landmark-outline {
  position: absolute;
  left: 236px;
  bottom: 4px;
  width: 230px;
  height: 80px;
  opacity: 0.22;
  border-bottom: 2px solid #22d3ee;
  background:
    linear-gradient(to top, transparent 0 40px, #22d3ee 40px 42px, transparent 42px),
    linear-gradient(90deg, transparent 0 34px, #22d3ee 34px 36px, transparent 36px 76px, #22d3ee 76px 78px, transparent 78px 132px, #22d3ee 132px 134px, transparent 134px);
}

.login-panel {
  position: relative;
  min-height: 1080px;
  height: 1080px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 42px;
  background: var(--login-page-bg);
  border-radius: 40px 0 0 40px;
  z-index: 10;
  box-shadow: -12px 0 40px rgba(0, 0, 0, 0.15);
}

[data-theme="dark"] .login-panel {
  border-left: 1px solid rgba(236, 72, 153, 0.35);
  box-shadow: -8px 0 32px rgba(236, 72, 153, 0.12), -12px 0 40px rgba(0, 0, 0, 0.4);
}

.login-card {
  position: relative;
  width: min(540px, 92%);
  max-height: none;
  overflow: visible;
  padding: 54px;
  color: var(--color-text);
  background: var(--login-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 34px;
  box-shadow:
    0 28px 90px rgba(0, 0, 0, 0.42),
    0 0 0 1px rgba(34, 211, 238, 0.08),
    0 0 48px rgba(236, 72, 153, 0.14);
  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);
}

.login-card::before {
  content: "";
  position: absolute;
  inset: 18px;
  border: 1px solid rgba(148, 163, 184, 0.16);
  border-radius: 26px;
  pointer-events: none;
}

.login-card[data-auth-mode="register"] {
  padding-top: 34px;
  padding-bottom: 34px;
}

.login-card-decoration {
  position: absolute;
  top: 28px;
  right: 30px;
  width: 104px;
  height: 82px;
  opacity: 0.42;
  pointer-events: none;
  background-image: radial-gradient(circle, rgba(14, 165, 233, 0.55) 2px, transparent 3px);
  background-size: 14px 14px;
}

.login-theme-toggle {
  position: absolute;
  top: 32px;
  right: 40px;
  z-index: 100;
  width: 46px;
  height: 46px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: rgba(255, 255, 255, 0.06);
  color: var(--color-text);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  backdrop-filter: blur(14px);
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.login-theme-toggle:hover {
  transform: translateY(-1px);
  border-color: var(--color-primary);
  background: rgba(34, 211, 238, 0.12);
}

[data-theme="light"] .login-theme-toggle {
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
}

.login-logo-block {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 32px;
}

.login-logo-icon {
  position: relative;
  width: 70px;
  height: 70px;
  flex: 0 0 70px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 22px;
  color: #ffffff;
  background: linear-gradient(135deg, #06b6d4 0%, #7c3aed 54%, #ec4899 100%);
  box-shadow: 0 18px 34px rgba(124, 58, 237, 0.22);
}



.login-logo-text,
.login-logo-subtitle,
.login-form-title,
.login-form-subtitle,
.login-footer {
  margin: 0;
  letter-spacing: 0;
}

.login-logo-text {
  color: var(--color-text);
  font-family: var(--font-title);
  font-size: 2.15rem;
  font-weight: 800;
  line-height: 1.05;
}

.login-logo-subtitle {
  margin-top: 7px;
  color: var(--color-text-muted);
  font-size: 0.95rem;
  font-weight: 700;
}

.login-auth-form {
  gap: 18px;
}

.login-register-form {
  gap: 14px;
}

.login-form-heading {
  display: grid;
  gap: 6px;
  margin-bottom: 4px;
}

.login-form-title {
  color: var(--color-text);
  font-family: var(--font-title);
  font-size: 2.02rem;
  font-weight: 800;
  line-height: 1.15;
}

.login-form-subtitle {
  color: var(--color-text-muted);
  font-size: 0.98rem;
}

.login-message {
  margin: 0 0 18px;
  padding: 12px 14px;
  border-radius: 14px;
  font-size: 0.92rem;
  font-weight: 700;
  line-height: 1.45;
}

.login-message-error {
  color: var(--color-danger);
  border: 1px solid rgba(239, 68, 68, 0.30);
  background: rgba(239, 68, 68, 0.1);
}

.login-message-success {
  color: var(--color-success);
  border: 1px solid rgba(34, 197, 94, 0.28);
  background: rgba(34, 197, 94, 0.1);
}

.login-message-warning {
  color: #d97706;
  border: 1px solid rgba(245, 158, 11, 0.28);
  background: rgba(245, 158, 11, 0.1);
}

.login-message-info {
  color: var(--color-primary);
  border: 1px solid rgba(14, 165, 233, 0.25);
  background: rgba(14, 165, 233, 0.1);
}

.login-field {
  display: grid;
  gap: 8px;
}

.login-label {
  color: var(--color-text);
  font-size: 0.92rem;
  font-weight: 800;
}

.login-input-wrap {
  position: relative;
  min-height: 54px;
  display: flex;
  align-items: center;
  border: 1px solid var(--color-border);
  border-radius: 14px;
  background: var(--login-input-bg);
  transition: border-color 0.22s ease, box-shadow 0.22s ease, background-color 0.22s ease;
}

.login-input-wrap:focus-within {
  border-color: rgba(34, 211, 238, 0.72);
  background: var(--login-input-bg);
  box-shadow: 0 0 0 4px rgba(34, 211, 238, 0.10);
}

.login-input-icon {
  width: 48px;
  flex: 0 0 48px;
  color: var(--color-text-muted);
  text-align: center;
  font-size: 1rem;
}

.login-input {
  width: 100%;
  min-width: 0;
  height: 52px;
  border: 0;
  outline: 0;
  color: var(--login-input-text);
  background: transparent;
  font-family: var(--font-body);
  font-size: 0.98rem;
}

.login-input::placeholder {
  color: var(--login-input-placeholder);
}

.login-password-toggle {
  width: 48px;
  height: 48px;
  flex: 0 0 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  color: var(--color-text-muted);
  background: transparent;
  cursor: pointer;
  transition: color 0.22s ease;
}

.login-password-toggle:hover {
  color: var(--color-primary);
}

.login-forgot-row {
  display: flex;
  justify-content: flex-end;
  margin-top: -4px;
}

.login-forgot-link,
.login-back-btn {
  border: 0;
  background: transparent;
  cursor: pointer;
  font-family: var(--font-body);
}

.login-forgot-link {
  color: var(--color-primary);
  font-size: 0.92rem;
  font-weight: 800;
}

.login-forgot-link:hover,
.login-back-btn:hover {
  color: var(--color-accent);
}

.login-submit-btn,
.login-register-btn {
  width: 100%;
  min-height: 54px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border-radius: 16px;
  font-family: var(--font-title);
  font-size: 1rem;
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.22s ease, box-shadow 0.22s ease, filter 0.22s ease, background-color 0.22s ease;
}

.login-submit-btn {
  border: 0;
  color: #ffffff;
  background: linear-gradient(90deg, #06b6d4 0%, #7c3aed 52%, #ec4899 100%);
  box-shadow: 0 18px 36px rgba(236, 72, 153, 0.24);
}

.login-submit-btn:hover:not(:disabled) {
  transform: translateY(-1px);
  filter: brightness(1.05);
}

.login-submit-btn:disabled {
  cursor: wait;
  opacity: 0.78;
}

.login-divider {
  display: flex;
  align-items: center;
  gap: 16px;
  color: #94a3b8;
  font-size: 0.92rem;
  font-weight: 700;
}

.login-divider::before,
.login-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

.login-register-btn {
  position: relative;
  color: var(--color-text);
  border: 1px solid transparent;
  background:
    linear-gradient(var(--login-card-bg), var(--login-card-bg)) padding-box,
    linear-gradient(90deg, #06b6d4, #ec4899) border-box;
}

.login-register-btn:hover {
  background:
    linear-gradient(90deg, rgba(34, 211, 238, 0.08), rgba(236, 72, 153, 0.08)) padding-box,
    linear-gradient(90deg, #06b6d4, #ec4899) border-box;
}

.login-register-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.login-back-btn {
  align-self: center;
  color: var(--color-text-muted);
  font-size: 0.95rem;
  font-weight: 700;
}

.login-back-btn strong {
  color: var(--color-primary);
}

.login-footer {
  margin-top: 28px;
  color: var(--color-text-muted);
  text-align: center;
  font-size: 0.88rem;
  font-weight: 600;
}

@media (max-width: 1180px) {
  #modal-auth .login-page {
    grid-template-columns: 58% 42%;
  }

  .login-hero {
    padding-left: 38px;
    padding-right: 34px;
  }

  .login-hero-title {
    font-size: 54px;
  }

  .login-panel {
    padding: 30px;
  }

  .login-card {
    padding: 34px;
  }
}

@media (max-height: 760px) and (min-width: 901px) {
  .login-hero {
    padding-top: 92px;
    padding-bottom: 42px;
  }

  .login-hero-title {
    font-size: 50px;
  }

  .login-feature-list {
    gap: 14px;
    margin-top: 28px;
  }

  .login-feature-icon {
    width: 48px;
    height: 48px;
    flex-basis: 48px;
    font-size: 1.1rem;
  }

  .login-visual-decoration {
    opacity: 0.6;
  }

  .login-card {
    padding: 30px;
  }
}

@media (max-width: 900px) {
  #modal-auth {
    overflow-y: auto;
  }

  #modal-auth .login-page {
    min-height: 100vh;
    height: auto;
    display: block;
    overflow: visible;
  }

  .login-hero {
    min-height: 100vh;
    padding: 26px;
    align-items: flex-start;
    background-position: center;
  }

  .login-hero::before {
    background:
      linear-gradient(90deg, rgba(5, 16, 38, 0.82), rgba(5, 16, 38, 0.42)),
      linear-gradient(180deg, rgba(0, 0, 0, 0.12), rgba(0, 0, 0, 0.56));
  }

  .login-location-badge {
    top: 22px;
    left: 20px;
    min-width: 170px;
    transform: scale(0.88);
    transform-origin: top left;
  }

  .login-hero-content,
  .login-visual-decoration {
    display: none;
  }

  .login-panel {
    position: absolute;
    inset: 0;
    min-height: 100vh;
    align-items: flex-start;
    padding: 72px 18px 24px;
    overflow-y: auto;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
  }

  .login-card {
    width: min(100%, 460px);
    max-height: none;
    margin: 0 auto;
    padding: 28px;
    border-radius: 28px;
    background: var(--login-card-bg);
  }

  .login-logo-block {
    margin-bottom: 24px;
  }

  .login-logo-icon {
    width: 58px;
    height: 58px;
    flex-basis: 58px;
    border-radius: 18px;
  }

  .login-logo-icon .fa-location-dot {
    font-size: 2.1rem;
  }

  .login-logo-icon .fa-qrcode {
    top: 16px;
    left: 20px;
    font-size: 0.95rem;
  }

  .login-logo-text {
    font-size: 1.7rem;
  }

  .login-form-title {
    font-size: 1.65rem;
  }
}

@media (max-width: 520px) {
  .login-panel {
    padding-left: 14px;
    padding-right: 14px;
  }

  .login-card {
    padding: 24px 20px;
    border-radius: 24px;
  }

  .login-card-decoration {
    width: 72px;
    height: 54px;
    opacity: 0.30;
  }

  .login-register-grid {
    grid-template-columns: 1fr;
  }

  .login-submit-btn,
  .login-register-btn,
  .login-input-wrap {
    min-height: 52px;
  }

  .login-input {
    height: 50px;
  }
}

/* ==========================================
   APP SCALE & RESPONSIVE WRAPPERS
   ========================================== */

/* Login scale wrapper */
.login-scale-wrapper {
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--login-page-bg);
}

/* App Shell scale wrapper */
.app-shell {
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  zoom: 1;
}

@media (max-width: 1600px), (max-height: 850px) {
  body.app-authenticated .app-shell {
    zoom: 0.85;
  }
}

@media (max-width: 1366px), (max-height: 768px) {
  body.app-authenticated .app-shell {
    zoom: 0.8;
  }
}

@media (min-width: 1920px) and (min-height: 900px) {
  body.app-authenticated .app-shell {
    zoom: 1;
  }
}