/* ============================================================
   德扑圈客服服务中心 - 主样式表
   DESIGN THEME: Warm Orange (#f97316) + Dark Blue-Gray
   ============================================================ */

/* === CSS Variables === */
:root {
  --primary: #f97316;
  --primary-dark: #ea580c;
  --primary-light: #fdba74;
  --primary-bg: #fff7ed;
  --primary-gradient: linear-gradient(135deg, #f97316, #fb923c);
  --dark-bg: #1e293b;
  --dark-bg-secondary: #0f172a;
  --dark-surface: #334155;
  --dark-border: #475569;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;
  --white: #ffffff;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07), 0 2px 4px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1), 0 4px 6px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1), 0 10px 10px rgba(0, 0, 0, 0.04);
  --shadow-orange: 0 10px 25px rgba(249, 115, 22, 0.3);
  --shadow-orange-lg: 0 20px 50px rgba(249, 115, 22, 0.4);
  --radius-sm: 6px;
  --radius: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
}

/* === Reset & Base === */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, sans-serif;
  color: var(--gray-800);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
::selection {
  background: var(--primary);
  color: var(--white);
}

/* === Custom Scrollbar === */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--gray-100); }
::-webkit-scrollbar-thumb { background: var(--primary-light); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--primary); }

/* === Container Override === */
.custom-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* === Navbar Styles === */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(249, 115, 22, 0.15);
  transition: all var(--transition);
}
.navbar.scrolled {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  background: rgba(15, 23, 42, 0.98);
}
.navbar .nav-link {
  color: var(--gray-300);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  transition: all var(--transition-fast);
  position: relative;
}
.navbar .nav-link:hover,
.navbar .nav-link.active {
  color: var(--primary);
}
.navbar .nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: width var(--transition);
}
.navbar .nav-link:hover::after,
.navbar .nav-link.active::after {
  width: 40%;
}
.navbar .logo-text {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.02em;
}
.navbar .logo-text span {
  color: var(--primary);
}
.navbar .contact-btn {
  background: var(--primary-gradient);
  color: var(--white);
  border: none;
  padding: 0.5rem 1.25rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
  box-shadow: var(--shadow-orange);
}
.navbar .contact-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-orange-lg);
}
.navbar .mobile-menu-btn {
  background: none;
  border: none;
  color: var(--white);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.25rem;
  display: none;
}

/* === Mobile Menu === */
.mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 280px;
  height: 100vh;
  background: var(--dark-bg-secondary);
  z-index: 1001;
  padding: 5rem 2rem 2rem;
  transition: right var(--transition);
  border-left: 1px solid rgba(249, 115, 22, 0.2);
}
.mobile-menu.open { right: 0; }
.mobile-menu .close-btn {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: none;
  border: none;
  color: var(--white);
  font-size: 1.5rem;
  cursor: pointer;
}
.mobile-menu a {
  display: block;
  color: var(--gray-300);
  text-decoration: none;
  padding: 0.75rem 0;
  font-size: 1rem;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  transition: color var(--transition-fast);
}
.mobile-menu a:hover { color: var(--primary); }
.mobile-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}
.mobile-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

/* === Hero Section === */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(170deg, var(--dark-bg-secondary) 0%, var(--dark-bg) 40%, #1a2332 100%);
  overflow: hidden;
  padding: 7rem 1rem 4rem;
}
.hero-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(249, 115, 22, 0.12) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.hero-section::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(249, 115, 22, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.hero-bg-pattern {
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23f97316' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}
.hero-content { position: relative; z-index: 1; max-width: 900px; width: 100%; text-align: center; }
.hero-badge {
  display: inline-block;
  background: rgba(249, 115, 22, 0.15);
  color: var(--primary-light);
  border: 1px solid rgba(249, 115, 22, 0.3);
  padding: 0.4rem 1.25rem;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  letter-spacing: 0.05em;
}
.hero-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.2;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}
.hero-title .highlight {
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-subtitle {
  font-size: 1.1rem;
  color: var(--gray-400);
  margin-bottom: 2.5rem;
  line-height: 1.7;
  max-width: 650px;
  margin-left: auto;
  margin-right: auto;
}

/* === Hero Search Box === */
.hero-search-wrap {
  max-width: 600px;
  margin: 0 auto 3rem;
}
.hero-search-box {
  display: flex;
  align-items: center;
  background: var(--white);
  border-radius: 50px;
  padding: 0.35rem 0.35rem 0.35rem 1.5rem;
  box-shadow: 0 10px 40px rgba(249, 115, 22, 0.25);
  transition: all var(--transition);
}
.hero-search-box:focus-within {
  box-shadow: 0 15px 50px rgba(249, 115, 22, 0.4);
  transform: translateY(-2px);
}
.hero-search-box input {
  flex: 1;
  border: none;
  outline: none;
  font-size: 0.95rem;
  color: var(--gray-800);
  background: transparent;
  min-width: 0;
}
.hero-search-box input::placeholder { color: var(--gray-400); }
.hero-search-box .search-btn {
  background: var(--primary-gradient);
  color: var(--white);
  border: none;
  padding: 0.75rem 2rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
  box-shadow: 0 4px 15px rgba(249, 115, 22, 0.4);
}
.hero-search-box .search-btn:hover {
  transform: scale(1.03);
  box-shadow: 0 6px 20px rgba(249, 115, 22, 0.5);
}
.hero-search-box .search-icon {
  color: var(--primary);
  font-size: 1.1rem;
  margin-right: 0.6rem;
}

/* === Quick Entry Cards === */
.quick-entry-row {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.quick-entry-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 1rem 1.5rem;
  color: var(--white);
  text-decoration: none;
  transition: all var(--transition);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  backdrop-filter: blur(10px);
}
.quick-entry-card:hover {
  background: rgba(249, 115, 22, 0.15);
  border-color: rgba(249, 115, 22, 0.3);
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(249, 115, 22, 0.2);
}
.quick-entry-card .qe-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius);
  background: var(--primary-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}
.quick-entry-card .qe-text { text-align: left; }
.quick-entry-card .qe-title {
  font-size: 0.85rem;
  font-weight: 600;
  line-height: 1.2;
}
.quick-entry-card .qe-desc {
  font-size: 0.7rem;
  color: var(--gray-400);
  margin-top: 0.15rem;
}

/* === Section Common === */
.section-padding { padding: 5rem 1rem; }
.section-header {
  text-align: center;
  margin-bottom: 3rem;
}
.section-badge {
  display: inline-block;
  background: var(--primary-bg);
  color: var(--primary);
  padding: 0.35rem 1rem;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  margin-bottom: 0.75rem;
}
.section-title {
  font-size: clamp(1.6rem, 3.5vw, 2.3rem);
  font-weight: 800;
  color: var(--gray-900);
  line-height: 1.25;
  margin-bottom: 0.75rem;
}
.section-subtitle {
  color: var(--gray-500);
  font-size: 1rem;
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

/* === Features Section === */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.feature-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--primary-gradient);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}
.feature-card:hover::before { transform: scaleX(1); }
.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: transparent;
}
.feature-card .fc-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius);
  background: var(--primary-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--primary);
  margin-bottom: 1.25rem;
  transition: all var(--transition);
}
.feature-card:hover .fc-icon {
  background: var(--primary-gradient);
  color: var(--white);
  box-shadow: var(--shadow-orange);
}
.feature-card .fc-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 0.5rem;
}
.feature-card .fc-desc {
  font-size: 0.9rem;
  color: var(--gray-500);
  line-height: 1.7;
  margin-bottom: 1rem;
}
.feature-card .fc-link {
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.85rem;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  transition: gap var(--transition-fast);
}
.feature-card .fc-link:hover { gap: 0.6rem; }

/* === Stats Section === */
.stats-section {
  background: var(--dark-bg);
  position: relative;
  overflow: hidden;
}
.stats-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(249, 115, 22, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  position: relative;
  z-index: 1;
}
.stat-item {
  text-align: center;
  padding: 1.5rem;
}
.stat-number {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 800;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.25rem;
}
.stat-label {
  color: var(--gray-400);
  font-size: 0.95rem;
  font-weight: 500;
}
.stat-icon {
  font-size: 1.5rem;
  color: var(--primary-light);
  margin-bottom: 0.75rem;
}

/* === Testimonials Section === */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.testimonial-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all var(--transition);
  position: relative;
}
.testimonial-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}
.testimonial-card .quote-icon {
  font-size: 2rem;
  color: var(--primary-light);
  margin-bottom: 0.75rem;
  opacity: 0.5;
}
.testimonial-card .quote-text {
  font-size: 0.93rem;
  color: var(--gray-600);
  line-height: 1.8;
  margin-bottom: 1.25rem;
  font-style: italic;
}
.testimonial-card .author-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border-top: 1px solid var(--gray-100);
  padding-top: 1rem;
}
.testimonial-card .author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--primary-light);
}
.testimonial-card .author-name {
  font-weight: 700;
  color: var(--gray-900);
  font-size: 0.9rem;
}
.testimonial-card .author-role {
  font-size: 0.78rem;
  color: var(--gray-500);
}
.testimonial-card .stars {
  color: #f59e0b;
  font-size: 0.85rem;
  margin-bottom: 0.5rem;
}

/* === FAQ Section === */
.faq-section { background: var(--gray-50); }

/* FAQ Filter Tabs */
.faq-filter-tabs {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}
.faq-filter-tab {
  background: var(--white);
  border: 1px solid var(--gray-200);
  color: var(--gray-600);
  padding: 0.55rem 1.25rem;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}
.faq-filter-tab:hover {
  border-color: var(--primary);
  color: var(--primary);
}
.faq-filter-tab.active {
  background: var(--primary-gradient);
  color: var(--white);
  border-color: transparent;
  box-shadow: var(--shadow-orange);
}
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  margin-bottom: 0.75rem;
  overflow: hidden;
  transition: all var(--transition);
}
.faq-item:hover { border-color: var(--primary-light); }
.faq-item.active { border-color: var(--primary); box-shadow: var(--shadow-md); }
.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.15rem 1.5rem;
  cursor: pointer;
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--gray-800);
  transition: all var(--transition-fast);
  gap: 1rem;
}
.faq-question:hover { color: var(--primary); }
.faq-question .faq-q-icon {
  font-size: 0.8rem;
  color: var(--primary);
  margin-right: 0.5rem;
}
.faq-question .toggle-icon {
  font-size: 0.85rem;
  color: var(--gray-400);
  transition: transform var(--transition);
  flex-shrink: 0;
}
.faq-item.active .toggle-icon {
  transform: rotate(180deg);
  color: var(--primary);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition), padding var(--transition);
}
.faq-item.active .faq-answer { max-height: 300px; }
.faq-answer-inner {
  padding: 0 1.5rem 1.25rem;
  color: var(--gray-600);
  font-size: 0.9rem;
  line-height: 1.8;
}
.faq-category-badge {
  display: inline-block;
  background: var(--primary-bg);
  color: var(--primary);
  padding: 0.15rem 0.6rem;
  border-radius: 50px;
  font-size: 0.7rem;
  font-weight: 700;
  margin-left: 0.5rem;
}

/* === CTA Banner === */
.cta-section {
  background: linear-gradient(135deg, var(--primary) 0%, #fb923c 100%);
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 400px;
  height: 400px;
  background: rgba(255,255,255,0.06);
  border-radius: 50%;
  pointer-events: none;
}
.cta-section::after {
  content: '';
  position: absolute;
  bottom: -40%;
  left: -10%;
  width: 350px;
  height: 350px;
  background: rgba(255,255,255,0.04);
  border-radius: 50%;
  pointer-events: none;
}
.cta-content { position: relative; z-index: 1; text-align: center; max-width: 700px; margin: 0 auto; }
.cta-title {
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 1rem;
}
.cta-desc {
  color: rgba(255,255,255,0.9);
  font-size: 1rem;
  margin-bottom: 2rem;
  line-height: 1.7;
}
.cta-buttons {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.cta-btn-primary {
  background: var(--white);
  color: var(--primary);
  border: none;
  padding: 0.85rem 2.5rem;
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all var(--transition);
  box-shadow: 0 8px 25px rgba(0,0,0,0.15);
  text-decoration: none;
  display: inline-block;
}
.cta-btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 35px rgba(0,0,0,0.25);
}
.cta-btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.5);
  padding: 0.85rem 2.5rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  display: inline-block;
}
.cta-btn-outline:hover {
  border-color: var(--white);
  background: rgba(255,255,255,0.1);
  transform: translateY(-3px);
}

/* === Footer === */
.footer {
  background: var(--dark-bg-secondary);
  color: var(--gray-400);
  position: relative;
}
.footer-top {
  padding: 4rem 1rem 2rem;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2rem;
}
.footer-brand-desc {
  font-size: 0.88rem;
  line-height: 1.8;
  margin-top: 1rem;
  margin-bottom: 1.25rem;
  opacity: 0.8;
}
.footer-socials {
  display: flex;
  gap: 0.75rem;
}
.footer-socials a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255,255,255,0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-400);
  text-decoration: none;
  transition: all var(--transition-fast);
  font-size: 0.9rem;
}
.footer-socials a:hover {
  background: var(--primary-gradient);
  color: var(--white);
  transform: translateY(-2px);
}
.footer-col-title {
  color: var(--white);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  position: relative;
  padding-bottom: 0.75rem;
}
.footer-col-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--primary);
  border-radius: 1px;
}
.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-links li { margin-bottom: 0.6rem; }
.footer-links a {
  color: var(--gray-400);
  text-decoration: none;
  font-size: 0.88rem;
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.footer-links a:hover {
  color: var(--primary);
  transform: translateX(4px);
}
.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  margin-bottom: 0.75rem;
  font-size: 0.85rem;
}
.footer-contact-item i {
  color: var(--primary);
  margin-top: 0.2rem;
  font-size: 0.85rem;
}
.footer-bottom {
  padding: 1.25rem 1rem;
  text-align: center;
  font-size: 0.82rem;
  opacity: 0.7;
}
.footer-bottom a {
  color: var(--primary-light);
  text-decoration: none;
}
.footer-bottom a:hover { text-decoration: underline; }

/* === Page Hero (Sub-pages) === */
.page-hero {
  padding: 7rem 1rem 3rem;
  background: linear-gradient(170deg, var(--dark-bg-secondary) 0%, var(--dark-bg) 40%, #1a2332 100%);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(249, 115, 22, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.page-hero-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 0.75rem;
  position: relative;
  z-index: 1;
}
.page-hero-breadcrumb {
  position: relative;
  z-index: 1;
  color: var(--gray-400);
  font-size: 0.9rem;
}
.page-hero-breadcrumb a {
  color: var(--primary-light);
  text-decoration: none;
}
.page-hero-breadcrumb a:hover { text-decoration: underline; }

/* === Download Page === */
.download-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  text-align: center;
  transition: all var(--transition);
}
.download-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}
.download-card.highlighted {
  border: 2px solid var(--primary);
  position: relative;
}
.download-card.highlighted .popular-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary-gradient);
  color: var(--white);
  padding: 0.3rem 1.25rem;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 700;
  white-space: nowrap;
  box-shadow: var(--shadow-orange);
}
.download-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}
.download-card h3 { font-size: 1.2rem; font-weight: 700; color: var(--gray-900); margin-bottom: 0.5rem; }
.download-card .version { font-size: 0.85rem; color: var(--gray-500); margin-bottom: 0.75rem; }
.download-card .file-info { font-size: 0.82rem; color: var(--gray-400); margin-bottom: 1.25rem; }
.download-btn {
  display: inline-block;
  background: var(--primary-gradient);
  color: var(--white);
  padding: 0.75rem 2.5rem;
  border-radius: 50px;
  font-weight: 700;
  text-decoration: none;
  transition: all var(--transition);
  box-shadow: var(--shadow-orange);
}
.download-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-orange-lg);
}
.download-btn-outline {
  display: inline-block;
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
  padding: 0.75rem 2.5rem;
  border-radius: 50px;
  font-weight: 700;
  text-decoration: none;
  transition: all var(--transition);
}
.download-btn-outline:hover {
  background: var(--primary);
  color: var(--white);
}
.install-steps { counter-reset: step; list-style: none; padding: 0; }
.install-steps li {
  counter-increment: step;
  position: relative;
  padding-left: 3.5rem;
  margin-bottom: 2rem;
}
.install-steps li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 38px;
  height: 38px;
  background: var(--primary-gradient);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.95rem;
  box-shadow: var(--shadow-orange);
}
.install-steps h4 { font-weight: 700; color: var(--gray-900); margin-bottom: 0.25rem; }
.install-steps p { color: var(--gray-500); font-size: 0.9rem; line-height: 1.7; }

/* === About Page === */
.about-highlight-box {
  background: var(--white);
  border-left: 4px solid var(--primary);
  padding: 1.5rem 2rem;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  box-shadow: var(--shadow-md);
}
.team-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
.team-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  text-align: center;
  padding: 1.5rem;
  transition: all var(--transition);
}
.team-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}
.team-avatar {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 1rem;
  border: 3px solid var(--primary-light);
}
.team-card h4 { font-weight: 700; color: var(--gray-900); font-size: 1rem; margin-bottom: 0.15rem; }
.team-card .role { color: var(--primary); font-weight: 600; font-size: 0.8rem; margin-bottom: 0.5rem; }
.team-card .bio { color: var(--gray-500); font-size: 0.82rem; line-height: 1.6; }

/* === Contact Page === */
.contact-info-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  transition: all var(--transition);
}
.contact-info-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}
.contact-info-icon {
  width: 50px;
  height: 50px;
  border-radius: var(--radius);
  background: var(--primary-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--primary);
  flex-shrink: 0;
}
.contact-info-card h4 { font-weight: 700; color: var(--gray-900); margin-bottom: 0.25rem; }
.contact-info-card p { font-size: 0.88rem; color: var(--gray-500); line-height: 1.6; }
.contact-form-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
}
.form-group { margin-bottom: 1.25rem; }
.form-group label {
  display: block;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 0.4rem;
  font-size: 0.9rem;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius);
  font-size: 0.9rem;
  color: var(--gray-800);
  transition: all var(--transition-fast);
  background: var(--gray-50);
  outline: none;
  font-family: inherit;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.1);
  background: var(--white);
}
.form-submit-btn {
  background: var(--primary-gradient);
  color: var(--white);
  border: none;
  padding: 0.85rem 2.5rem;
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all var(--transition);
  box-shadow: var(--shadow-orange);
  width: 100%;
}
.form-submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-orange-lg);
}

/* === FAQ No Results === */
.faq-no-results {
  display: none;
  text-align: center;
  padding: 2rem;
  color: var(--gray-500);
}
.faq-no-results.show { display: block; }
.faq-no-results i { font-size: 2.5rem; color: var(--gray-300); margin-bottom: 0.75rem; display: block; }

/* === Back to Top === */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 45px;
  height: 45px;
  border-radius: 50%;
  background: var(--primary-gradient);
  color: var(--white);
  border: none;
  cursor: pointer;
  font-size: 1.1rem;
  z-index: 999;
  box-shadow: var(--shadow-orange);
  transition: all var(--transition);
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
}
.back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.back-to-top:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-orange-lg);
}

/* === Section Dividers === */
.section-divider {
  height: 1px;
  background: var(--gray-200);
  max-width: 1200px;
  margin: 0 auto;
}

/* === Image Styles === */
.img-cover {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.img-rounded { border-radius: var(--radius-md); }
.img-shadow { box-shadow: var(--shadow-lg); }

/* === Breadcrumb === */
.breadcrumb { display: flex; gap: 0.4rem; align-items: center; flex-wrap: wrap; }
.breadcrumb .sep { color: var(--gray-400); font-size: 0.8rem; }

/* === Animation Keyframes === */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}
@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}
.animate-fade-in-up {
  animation: fadeInUp 0.6s cubic-bezier(0.4, 0, 0.2, 1) both;
}
.animate-fade-in {
  animation: fadeIn 0.6s ease both;
}

/* === Responsive === */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .testimonials-grid { grid-template-columns: 1fr; max-width: 500px; margin: 0 auto; }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .navbar .nav-links { display: none; }
  .navbar .contact-btn { display: none; }
  .navbar .mobile-menu-btn { display: block; }
  .features-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 1rem; }
  .footer-grid { grid-template-columns: 1fr; }
  .quick-entry-row { gap: 0.6rem; }
  .quick-entry-card { padding: 0.75rem 1rem; }
  .quick-entry-card .qe-title { font-size: 0.78rem; }
  .hero-title { font-size: 1.8rem; }
  .section-padding { padding: 3rem 1rem; }
  .team-grid { grid-template-columns: 1fr; max-width: 300px; margin: 0 auto; }
  .hero-search-box { padding: 0.3rem 0.3rem 0.3rem 1rem; }
  .hero-search-box .search-btn { padding: 0.7rem 1.25rem; font-size: 0.8rem; }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr; }
  .hero-section { padding-top: 6rem; }
  .cta-buttons { flex-direction: column; align-items: center; }
  .cta-btn-primary, .cta-btn-outline { width: 100%; text-align: center; }
  .quick-entry-card { width: 100%; justify-content: flex-start; }
}