/* ==========================================================================
   阿轩学长 · 河北农业大学 2026新生指南 DESIGN SYSTEM & STYLESHEET
   Aesthetic: Dark Modern Glassmorphism + Vibrant Emerald Accent
   ========================================================================== */

:root {
  --bg-main: #090d16;
  --bg-card: rgba(30, 41, 59, 0.65);
  --bg-card-hover: rgba(30, 41, 59, 0.85);
  --border-glass: rgba(255, 255, 255, 0.12);
  --border-active: rgba(16, 185, 129, 0.5);

  --accent-emerald: #10b981;
  --accent-cyan: #38bdf8;
  --accent-gold: #f59e0b;
  --accent-pink: #ec4899;

  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;

  --font-family: 'Noto Sans SC', 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 8px;

  --shadow-glow: 0 0 25px rgba(16, 185, 129, 0.25);
  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--bg-main);
  color: var(--text-primary);
  font-family: var(--font-family);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
  position: relative;
}

/* Background Animated Blobs */
.bg-gradient-blur {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}

.blur-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.28;
  animation: floatBlob 18s ease-in-out infinite alternate;
}

.blob-1 {
  top: -10%;
  left: 20%;
  width: 45vw;
  height: 45vw;
  background: radial-gradient(circle, var(--accent-emerald), var(--accent-cyan));
}

.blob-2 {
  bottom: 10%;
  right: -5%;
  width: 40vw;
  height: 40vw;
  background: radial-gradient(circle, #0284c7, #6366f1);
  animation-delay: -6s;
}

.blob-3 {
  top: 40%;
  left: -10%;
  width: 35vw;
  height: 35vw;
  background: radial-gradient(circle, #f59e0b, #ec4899);
  animation-delay: -12s;
}

@keyframes floatBlob {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(40px, 60px) scale(1.1); }
  100% { transform: translate(-30px, -40px) scale(0.95); }
}

/* Glassmorphism Panel Utility */
.glass-panel {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

/* Typography Utilities */
.gradient-text {
  background: linear-gradient(135deg, var(--accent-emerald) 0%, var(--accent-cyan) 50%, var(--accent-gold) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-subtitle {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 2px;
  color: var(--accent-emerald);
  margin-bottom: 6px;
  text-transform: uppercase;
}

.section-title {
  font-size: 1.85rem;
  font-weight: 900;
  line-height: 1.25;
}

/* Navigation Navbar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(9, 13, 22, 0.85);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-glass);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.85rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-primary);
}

.brand-emblem {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--accent-emerald);
  box-shadow: 0 0 12px rgba(16, 185, 129, 0.4);
  background: #ffffff;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-weight: 800;
  font-size: 1.05rem;
  display: flex;
  align-items: center;
  gap: 6px;
}

.badge-tag {
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-emerald);
  border: 1px solid rgba(16, 185, 129, 0.3);
  font-size: 0.68rem;
  padding: 1px 6px;
  border-radius: 4px;
  font-weight: 700;
}

.brand-sub {
  font-size: 0.72rem;
  color: var(--text-secondary);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.92rem;
  transition: var(--transition);
  padding: 6px 10px;
  border-radius: var(--radius-sm);
}

.nav-link:hover, .nav-link.active {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.06);
}

.btn-nav-accent {
  background: linear-gradient(135deg, var(--accent-emerald), #059669);
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.88rem;
  padding: 8px 16px;
  border-radius: var(--radius-md);
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.3);
  transition: var(--transition);
}

.btn-nav-accent:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.5);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 32px;
  height: 24px;
  flex-direction: column;
  justify-content: space-between;
}

.mobile-menu-btn span {
  display: block;
  height: 3px;
  width: 100%;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}

/* Mobile Drawer */
.mobile-drawer {
  display: none;
  position: fixed;
  top: 61px;
  left: 0;
  width: 100%;
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-glass);
  padding: 1.25rem;
  z-index: 99;
  transform: translateY(-100%);
  opacity: 0;
  transition: var(--transition);
}

.mobile-drawer.open {
  transform: translateY(0);
  opacity: 1;
}

.drawer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.drawer-link {
  color: var(--text-primary);
  text-decoration: none;
  font-size: 1rem;
  font-weight: 600;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.03);
}

.drawer-btn {
  background: linear-gradient(135deg, var(--accent-emerald), #059669);
  color: #fff;
  text-align: center;
  margin-top: 6px;
}

/* Main Container */
.main-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 1.25rem 4rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 3.5rem;
}

/* Hero Section */
.hero-section {
  width: 100%;
}

.hero-card {
  padding: 3rem 2.5rem;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2.5rem;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(9, 13, 22, 0.93) 0%, rgba(15, 23, 42, 0.88) 100%), url('hebau_gate.jpg') center/cover no-repeat;
  border: 1px solid rgba(16, 185, 129, 0.35);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
}

.hero-card::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(16, 185, 129, 0.2), transparent 70%);
  pointer-events: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.35);
  color: var(--accent-emerald);
  font-size: 0.82rem;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 20px;
  margin-bottom: 1.25rem;
  backdrop-filter: blur(8px);
}

.badge-logo-mini {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  object-fit: cover;
  background: #fff;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background-color: var(--accent-emerald);
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
  100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.hero-title {
  font-size: 2.6rem;
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 1rem;
  letter-spacing: -0.5px;
}

.hero-desc {
  font-size: 1.02rem;
  color: #cbd5e1;
  margin-bottom: 1.75rem;
  line-height: 1.6;
}

/* Search Box */
.search-box-wrapper {
  margin-bottom: 2rem;
  position: relative;
}

.search-box {
  position: relative;
  display: flex;
  align-items: center;
}

.search-icon {
  position: absolute;
  left: 16px;
  width: 20px;
  height: 20px;
  color: var(--text-muted);
  pointer-events: none;
}

.search-box input {
  width: 100%;
  background: rgba(15, 23, 42, 0.9);
  border: 1.5px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 14px 110px 14px 48px;
  color: var(--text-primary);
  font-size: 0.95rem;
  font-family: inherit;
  transition: var(--transition);
}

.search-box input:focus {
  outline: none;
  border-color: var(--accent-emerald);
  box-shadow: 0 0 25px rgba(16, 185, 129, 0.25);
  background: rgba(15, 23, 42, 0.98);
}

.btn-search-clear {
  position: absolute;
  right: 76px;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1rem;
  cursor: pointer;
  display: none;
  padding: 4px;
}

.btn-search-clear:hover {
  color: #fff;
}

.btn-search-clear.visible {
  display: block;
}

.btn-search-submit {
  position: absolute;
  right: 6px;
  background: linear-gradient(135deg, var(--accent-emerald), #059669);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 8px 16px;
  font-size: 0.85rem;
  font-weight: 800;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.btn-search-submit:hover {
  filter: brightness(1.15);
  transform: scale(1.02);
  box-shadow: 0 6px 16px rgba(16, 185, 129, 0.5);
}

/* Floating Real-Time Search Dropdown */
.search-dropdown {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  right: 0;
  background: rgba(15, 23, 42, 0.98);
  border: 1.5px solid var(--border-active);
  border-radius: var(--radius-md);
  backdrop-filter: blur(20px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.85);
  max-height: 320px;
  overflow-y: auto;
  z-index: 999;
  display: none;
}

.search-dropdown.open {
  display: block;
}

.search-drop-item {
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  cursor: pointer;
  transition: var(--transition);
}

.search-drop-item:last-child {
  border-bottom: none;
}

.search-drop-item:hover {
  background: rgba(16, 185, 129, 0.18);
}

.search-drop-title {
  font-size: 0.88rem;
  font-weight: 700;
  color: #f8fafc;
  display: flex;
  align-items: center;
  gap: 8px;
}

.search-drop-tag {
  font-size: 0.72rem;
  color: var(--accent-cyan);
  background: rgba(56, 189, 248, 0.15);
  border: 1px solid rgba(56, 189, 248, 0.3);
  padding: 2px 8px;
  border-radius: 4px;
  flex-shrink: 0;
}

.search-drop-empty {
  padding: 16px;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.tip-card.highlight-flash {
  animation: highlightFlash 2s ease-in-out;
}

@keyframes highlightFlash {
  0% { transform: scale(1.04); border-color: var(--accent-emerald); box-shadow: 0 0 30px rgba(16, 185, 129, 0.8); }
  50% { transform: scale(1.02); border-color: var(--accent-cyan); box-shadow: 0 0 20px rgba(56, 189, 248, 0.6); }
  100% { transform: scale(1); }
}
  flex-wrap: wrap;
  margin-top: 10px;
}

.tag-title {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.search-tag {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--text-secondary);
  font-size: 0.78rem;
  padding: 3px 10px;
  border-radius: 12px;
  cursor: pointer;
  transition: var(--transition);
}

.search-tag:hover {
  background: rgba(16, 185, 129, 0.2);
  color: var(--accent-emerald);
  border-color: rgba(16, 185, 129, 0.4);
}

/* Stats Footer */
.hero-stats {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  background: rgba(15, 23, 42, 0.75);
  padding: 12px 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-glass);
  backdrop-filter: blur(10px);
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-num {
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--accent-cyan);
}

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

.stat-divider {
  width: 1px;
  height: 28px;
  background: var(--border-glass);
}

/* Hero Direct WeChat Contact Card (Top Prominence) */
.hero-avatar-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  width: 100%;
}

.avatar-glow {
  position: absolute;
  top: 10px;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, var(--accent-emerald) 0%, transparent 70%);
  filter: blur(50px);
  opacity: 0.5;
  z-index: 0;
}

.hero-wechat-box {
  position: relative;
  z-index: 1;
  background: rgba(15, 23, 42, 0.92);
  backdrop-filter: blur(20px);
  border: 1.5px solid var(--border-active);
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 320px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.6);
  transition: var(--transition);
}

.hero-wechat-box:hover {
  transform: translateY(-3px);
  border-color: var(--accent-emerald);
  box-shadow: 0 20px 50px rgba(16, 185, 129, 0.25);
}

.hw-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  width: 100%;
  text-align: left;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-bottom: 10px;
}

.hw-emblem {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--accent-emerald);
  background: #fff;
  flex-shrink: 0;
}

.hw-title {
  font-size: 1.05rem;
  font-weight: 900;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 6px;
}

.hw-tag {
  background: rgba(16, 185, 129, 0.2);
  color: var(--accent-emerald);
  border: 1px solid rgba(16, 185, 129, 0.4);
  font-size: 0.65rem;
  font-weight: 800;
  padding: 1px 6px;
  border-radius: 4px;
}

.hw-sub {
  font-size: 0.72rem;
  color: var(--text-secondary);
}

.hw-qr-wrap {
  background: #ffffff;
  padding: 10px;
  border-radius: var(--radius-md);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.5);
  margin-bottom: 12px;
  cursor: pointer;
  transition: transform 0.2s ease;
  width: 170px;
}

.hw-qr-wrap:hover {
  transform: scale(1.03);
}

.hw-qr-img {
  width: 150px;
  height: 170px;
  object-fit: cover;
  border-radius: 6px;
  display: block;
}

.hw-scan-badge {
  font-size: 0.72rem;
  font-weight: 800;
  color: #0f172a;
  margin-top: 6px;
  text-align: center;
}

.hw-wx-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  width: 100%;
  margin-bottom: 8px;
}

.hw-wx-label {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.hw-wx-code {
  font-size: 0.88rem;
  font-weight: 900;
  color: var(--accent-emerald);
  font-family: monospace;
}

.btn-hw-copy {
  background: rgba(16, 185, 129, 0.2);
  border: 1px solid rgba(16, 185, 129, 0.4);
  color: var(--accent-emerald);
  font-size: 0.72rem;
  font-weight: 800;
  padding: 2px 8px;
  border-radius: 4px;
  cursor: pointer;
  transition: var(--transition);
}

.btn-hw-copy:hover {
  background: var(--accent-emerald);
  color: #fff;
}

.hw-intro-text {
  font-size: 0.75rem;
  color: #94a3b8;
  line-height: 1.45;
  margin-bottom: 12px;
}

.btn-hw-join {
  width: 100%;
  background: linear-gradient(135deg, var(--accent-emerald), #059669);
  color: #fff;
  border: none;
  font-size: 0.85rem;
  font-weight: 800;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.4);
  transition: var(--transition);
  font-family: inherit;
}

.btn-hw-join:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.6);
}

/* Collapsible Tips Expand Wrap & Button */
.tips-expand-wrap {
  display: flex;
  justify-content: center;
  margin-top: 2rem;
}

.btn-expand-tips {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.15), rgba(56, 189, 248, 0.15));
  border: 1.5px solid var(--border-active);
  color: #f8fafc;
  font-size: 0.95rem;
  font-weight: 800;
  padding: 14px 32px;
  border-radius: 30px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: var(--transition);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  font-family: inherit;
}

.btn-expand-tips:hover {
  background: linear-gradient(135deg, var(--accent-emerald), #0284c7);
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(16, 185, 129, 0.45);
}

.btn-expand-tips .toggle-icon {
  transition: transform 0.3s ease;
}

.btn-expand-tips.expanded .toggle-icon {
  transform: rotate(180deg);
}

/* Notice Banner */
.notice-banner {
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 12px;
  border-left: 4px solid var(--accent-gold);
  background: rgba(245, 158, 11, 0.08);
}

.notice-icon {
  font-size: 1.3rem;
  flex-shrink: 0;
}

.notice-text {
  font-size: 0.92rem;
  color: #fef08a;
  line-height: 1.5;
}

/* Section Header & Pills */
.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 1.75rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.filter-pills {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.pill {
  background: rgba(30, 41, 59, 0.6);
  border: 1px solid var(--border-glass);
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: 20px;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}

.pill:hover, .pill.active {
  background: rgba(16, 185, 129, 0.2);
  color: var(--accent-emerald);
  border-color: var(--accent-emerald);
}

/* Tips Grid (20 items) */
.tips-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.5rem;
}

.tip-card {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  transition: var(--transition);
}

.tip-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-active);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.4), 0 0 20px rgba(16, 185, 129, 0.15);
}

.tip-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.tip-number {
  font-size: 1.3rem;
  font-weight: 900;
  color: var(--accent-emerald);
  font-family: 'Plus Jakarta Sans', sans-serif;
}

.tip-category-tag {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 12px;
}

.tag-money { background: rgba(16, 185, 129, 0.15); color: var(--accent-emerald); border: 1px solid rgba(16, 185, 129, 0.3); }
.tag-avoid { background: rgba(239, 68, 68, 0.15); color: #f87171; border: 1px solid rgba(239, 68, 68, 0.3); }
.tag-life { background: rgba(56, 189, 248, 0.15); color: var(--accent-cyan); border: 1px solid rgba(56, 189, 248, 0.3); }
.tag-digital { background: rgba(245, 158, 11, 0.15); color: var(--accent-gold); border: 1px solid rgba(245, 158, 11, 0.3); }

.tip-title {
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
  line-height: 1.35;
}

.tip-detail {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.tip-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 0.85rem;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.btn-copy-tip {
  background: none;
  border: none;
  color: var(--accent-cyan);
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 4px;
  transition: var(--transition);
}

.btn-copy-tip:hover {
  color: var(--accent-emerald);
}

/* Checklist Section */
.checklist-panel {
  padding: 2.5rem;
}

.checklist-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.checklist-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-top: 6px;
}

.progress-card {
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid var(--border-glass);
  padding: 1.25rem;
  border-radius: var(--radius-md);
  min-width: 280px;
}

.progress-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.progress-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-secondary);
}

.progress-percent {
  font-size: 1.2rem;
  font-weight: 900;
  color: var(--accent-emerald);
}

.progress-bar-bg {
  width: 100%;
  height: 10px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 5px;
  overflow: hidden;
  margin-bottom: 8px;
}

.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-emerald), var(--accent-cyan));
  border-radius: 5px;
  transition: width 0.4s ease;
}

.progress-count {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-align: right;
}

.checklist-tabs {
  display: flex;
  gap: 10px;
  border-bottom: 1px solid var(--border-glass);
  padding-bottom: 12px;
  margin-bottom: 1.5rem;
  overflow-x: auto;
}

.tab-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 700;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
  font-family: inherit;
}

.tab-btn.active {
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-emerald);
}

.checklist-content {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1rem;
}

.check-item {
  background: rgba(15, 23, 42, 0.5);
  border: 1px solid var(--border-glass);
  padding: 1rem;
  border-radius: var(--radius-md);
  display: flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
  transition: var(--transition);
}

.check-item:hover {
  background: rgba(30, 41, 59, 0.7);
  border-color: rgba(255, 255, 255, 0.2);
}

.check-item.completed {
  background: rgba(16, 185, 129, 0.05);
  border-color: rgba(16, 185, 129, 0.3);
}

.check-item.completed .check-label {
  text-decoration: line-through;
  color: var(--text-muted);
}

.custom-checkbox {
  width: 22px;
  height: 22px;
  border: 2px solid var(--text-muted);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
  transition: var(--transition);
}

.check-item.completed .custom-checkbox {
  background: var(--accent-emerald);
  border-color: var(--accent-emerald);
}

.custom-checkbox svg {
  width: 14px;
  height: 14px;
  stroke: #fff;
  stroke-width: 3;
  opacity: 0;
  transition: var(--transition);
}

.check-item.completed .custom-checkbox svg {
  opacity: 1;
}

.check-details {
  display: flex;
  flex-direction: column;
}

.check-label {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 2px;
}

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

/* Enhanced Campus Map Section */
.campus-switcher-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: 100%;
  flex-wrap: wrap;
}

.campus-switcher {
  display: flex;
  gap: 8px;
}

.map-view-toggle {
  display: flex;
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid var(--border-glass);
  padding: 3px;
  border-radius: 20px;
}

.view-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: 16px;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}

.view-btn.active {
  background: var(--accent-emerald);
  color: #fff;
}

.map-filter-bar {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.map-filter-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
  color: var(--text-secondary);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 12px;
  cursor: pointer;
  transition: var(--transition);
}

.map-filter-btn:hover, .map-filter-btn.active {
  background: rgba(56, 189, 248, 0.18);
  color: var(--accent-cyan);
  border-color: var(--accent-cyan);
}

.map-layout {
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
  gap: 1.5rem;
  padding: 1.5rem;
}

.map-visual-area {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.map-svg-wrapper {
  width: 100%;
  background: radial-gradient(circle at center, #0f172a 0%, #080c14 100%);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-glass);
  overflow: hidden;
  position: relative;
  min-height: 480px;
  box-shadow: inset 0 0 30px rgba(0, 0, 0, 0.8);
}

.map-svg {
  width: 100%;
  height: 100%;
  min-height: 480px;
  display: block;
}

.real-map-container {
  width: 100%;
  min-height: 480px;
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  background: #000;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Bohai Campus CTA Card */
.bohai-cta-card {
  width: 100%;
  min-height: 480px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 3rem 2rem;
  background: radial-gradient(circle at center, rgba(14, 165, 233, 0.15) 0%, rgba(15, 23, 42, 0.95) 100%);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-active);
}

.b-cta-icon {
  font-size: 3.5rem;
  margin-bottom: 1rem;
  filter: drop-shadow(0 0 20px rgba(56, 189, 248, 0.6));
  animation: floatBlob 4s ease-in-out infinite alternate;
}

.b-cta-title {
  font-size: 1.6rem;
  font-weight: 900;
  color: #f8fafc;
  margin-bottom: 0.75rem;
}

.b-cta-desc {
  font-size: 0.95rem;
  color: #94a3b8;
  max-width: 520px;
  line-height: 1.65;
  margin-bottom: 2rem;
}

.b-cta-box {
  background: rgba(15, 23, 42, 0.85);
  border: 1.5px solid var(--border-active);
  padding: 1.5rem 2rem;
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  max-width: 440px;
  width: 100%;
}

.b-cta-wx {
  font-size: 1rem;
  font-weight: 800;
  color: #f8fafc;
}

.b-cta-wx code {
  color: var(--accent-emerald);
  font-size: 1.15rem;
  background: rgba(16, 185, 129, 0.15);
  padding: 3px 10px;
  border-radius: 6px;
  margin-left: 6px;
}

.real-map-img {
  width: 100%;
  height: auto;
  max-height: 520px;
  object-fit: contain;
  cursor: zoom-in;
  transition: transform 0.3s ease;
}

.real-map-hint {
  position: absolute;
  bottom: 12px;
  left: 12px;
  background: rgba(15, 23, 42, 0.85);
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 0.78rem;
  color: var(--accent-cyan);
  border: 1px solid var(--border-glass);
}

/* Map SVG Elements */
.map-building {
  cursor: pointer;
  transition: transform 0.2s ease, filter 0.2s ease;
}

.map-building:hover {
  filter: drop-shadow(0 0 10px rgba(16, 185, 129, 0.8));
}

.map-building.selected {
  filter: drop-shadow(0 0 14px rgba(245, 158, 11, 1));
}

.map-building.selected rect, .map-building.selected path {
  stroke: #f59e0b !important;
  stroke-width: 3 !important;
}

.map-spot-marker {
  cursor: pointer;
  transition: all 0.25s ease;
}

.map-spot-marker:hover .marker-ring {
  r: 16;
  opacity: 0.8;
}

.map-spot-marker.active .marker-center {
  fill: #f59e0b;
}

.map-spot-marker.active .marker-ring {
  stroke: #f59e0b;
  stroke-width: 3;
}

.map-details-area {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

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

.details-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--accent-cyan);
}

.details-card {
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid var(--border-glass);
  padding: 1.5rem;
  border-radius: var(--radius-md);
  min-height: 260px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.spot-detail-content {
  display: flex;
  flex-direction: column;
}

.spot-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.spot-title-row h4 {
  font-size: 1.25rem;
  font-weight: 900;
  color: #fff;
}

.spot-tag-inline {
  display: inline-block;
  font-size: 0.72rem;
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-emerald);
  border: 1px solid rgba(16, 185, 129, 0.3);
  padding: 3px 10px;
  border-radius: 12px;
  font-weight: 700;
}

.spot-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.spot-tip-box {
  background: rgba(245, 158, 11, 0.12);
  border-left: 3px solid var(--accent-gold);
  padding: 10px 14px;
  border-radius: 6px;
  font-size: 0.85rem;
  color: #fef08a;
  line-height: 1.55;
}

.quick-spot-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  max-height: 180px;
  overflow-y: auto;
  padding-right: 4px;
}

.spot-tag-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
  color: var(--text-secondary);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 5px 10px;
  border-radius: 12px;
  cursor: pointer;
  transition: var(--transition);
}

.spot-tag-btn:hover, .spot-tag-btn.active {
  background: rgba(16, 185, 129, 0.2);
  color: var(--accent-emerald);
  border-color: var(--accent-emerald);
}

/* FAQ Accordion Section */
.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}

.faq-item:hover {
  border-color: rgba(255, 255, 255, 0.2);
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text-primary);
  font-size: 1.05rem;
  font-weight: 800;
  text-align: left;
  cursor: pointer;
  font-family: inherit;
}

.faq-icon-arrow {
  width: 20px;
  height: 20px;
  transition: transform 0.3s ease;
  color: var(--accent-emerald);
  flex-shrink: 0;
}

.faq-item.open .faq-icon-arrow {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  padding: 0 1.5rem;
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

.faq-item.open .faq-answer {
  max-height: 500px;
  padding: 0 1.5rem 1.5rem 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  margin-top: 4px;
}

.faq-highlight {
  color: var(--accent-gold);
  font-weight: 700;
}

/* Community Section */
.community-card {
  padding: 3rem 2.5rem;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: center;
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(15, 23, 42, 0.9) 100%);
  border: 1px solid var(--border-active);
}

.community-title {
  font-size: 2rem;
  font-weight: 900;
  margin-bottom: 1rem;
}

.community-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.community-features {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 2rem;
}

.c-feature {
  font-size: 0.9rem;
  color: var(--text-primary);
  background: rgba(15, 23, 42, 0.6);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-glass);
}

.community-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn-primary-glow {
  background: linear-gradient(135deg, var(--accent-emerald), #059669);
  color: #fff;
  border: none;
  font-size: 0.95rem;
  font-weight: 800;
  padding: 14px 24px;
  border-radius: var(--radius-md);
  cursor: pointer;
  box-shadow: var(--shadow-glow);
  display: flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
  font-family: inherit;
}

.btn-primary-glow:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(16, 185, 129, 0.5);
}

.btn-secondary-glass {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-glass);
  color: var(--text-primary);
  font-size: 0.95rem;
  font-weight: 700;
  padding: 14px 20px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}

.btn-secondary-glass:hover {
  background: rgba(255, 255, 255, 0.15);
}

.qr-preview-box {
  display: flex;
  justify-content: center;
}

.qr-card {
  background: #ffffff;
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
  max-width: 240px;
}

.qr-frame {
  width: 170px;
  height: 200px;
  margin: 0 auto 12px auto;
  overflow: hidden;
}

.real-qr-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 8px;
  display: block;
}

.modal-qr-img {
  width: 220px;
  height: 260px;
  object-fit: cover;
  border-radius: 10px;
  display: block;
}

.qr-svg {
  width: 100%;
  height: 100%;
}

.qr-label {
  font-size: 0.92rem;
  font-weight: 800;
  color: #0f172a;
}

.qr-sub {
  font-size: 0.78rem;
  color: #64748b;
  margin-top: 4px;
}

.qr-sub span {
  color: #059669;
  font-weight: 700;
}

/* Modal Popup */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(9, 13, 22, 0.85);
  backdrop-filter: blur(12px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-card {
  width: 100%;
  max-width: 440px;
  padding: 2rem;
  position: relative;
  border: 1px solid var(--border-active);
  transform: scale(0.9);
  transition: transform 0.3s ease;
}

.modal-overlay.open .modal-card {
  transform: scale(1);
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 18px;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.8rem;
  cursor: pointer;
  line-height: 1;
}

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

.modal-title {
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.modal-subtitle {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.modal-body {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
}

.qr-large-frame {
  background: #ffffff;
  padding: 12px;
  border-radius: var(--radius-md);
  box-shadow: 0 10px 25px rgba(0,0,0,0.5);
}

.modal-info-list {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.m-info-item {
  font-size: 0.88rem;
  color: var(--text-secondary);
  background: rgba(15, 23, 42, 0.7);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
}

.m-info-item code {
  color: var(--accent-emerald);
  font-weight: 700;
}

.modal-footer {
  margin-top: 1.5rem;
  width: 100%;
}

.modal-footer button {
  width: 100%;
  justify-content: center;
}

/* Floating Controls */
.floating-controls {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 90;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.float-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(30, 41, 59, 0.9);
  border: 1px solid var(--border-glass);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 8px 20px rgba(0,0,0,0.4);
  backdrop-filter: blur(10px);
  transition: var(--transition);
}

.float-btn:hover {
  transform: translateY(-3px);
  border-color: var(--accent-emerald);
  color: var(--accent-emerald);
}

.float-community {
  background: linear-gradient(135deg, var(--accent-emerald), #059669);
  border: none;
  font-size: 1.3rem;
  box-shadow: 0 8px 25px rgba(16, 185, 129, 0.4);
}

.float-community:hover {
  color: #fff;
  transform: scale(1.1);
}

/* Footer */
.footer {
  background: rgba(9, 13, 22, 0.95);
  border-top: 1px solid var(--border-glass);
  padding: 3rem 1.25rem 2rem 1.25rem;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 3rem;
  margin-bottom: 2rem;
}

.f-logo {
  font-size: 1.1rem;
  font-weight: 900;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.f-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
  max-width: 500px;
}

.footer-links {
  display: flex;
  gap: 3rem;
}

.f-col {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.f-col h4 {
  font-size: 0.9rem;
  font-weight: 800;
  color: var(--accent-emerald);
  margin-bottom: 4px;
}

.f-col a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.85rem;
  transition: var(--transition);
}

.f-col a:hover {
  color: var(--text-primary);
}

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 1.5rem;
  text-align: center;
}

.copyright {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* Responsive Media Queries */
@media (max-width: 992px) {
  .hero-card, .community-card, .map-layout {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .hero-card {
    padding: 2rem 1.5rem;
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .hero-avatar-card {
    order: -1;
  }
  
  .map-visual-area {
    min-height: 300px;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  
  .mobile-menu-btn, .mobile-drawer {
    display: flex;
  }
  
  .checklist-panel {
    padding: 1.5rem;
  }
  
  .section-header {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .tips-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-container {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}