/* ============================================
   装达人科技 - 官网设计系统
   Design System: Dark Premium + Gold Accent
   ============================================ */

/* ---------- Google Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Noto+Sans+SC:wght@300;400;500;600;700;900&display=swap');

/* ---------- CSS Custom Properties ---------- */
:root {
  /* Primary Colors */
  --color-bg-primary: #0a1628;
  --color-bg-secondary: #0f1d32;
  --color-bg-tertiary: #142540;
  --color-bg-card: rgba(20, 37, 64, 0.6);
  --color-bg-glass: rgba(255, 255, 255, 0.05);

  /* Gold Palette */
  --color-gold: #c9a96e;
  --color-gold-light: #e8d5b0;
  --color-gold-dark: #a88a4e;
  --color-gold-glow: rgba(201, 169, 110, 0.3);

  /* Accent Colors */
  --color-accent-blue: #2a5caa;
  --color-accent-cyan: #4ecdc4;
  --color-accent-green: #27ae60;

  /* Text Colors */
  --color-text-primary: #ffffff;
  --color-text-secondary: rgba(255, 255, 255, 0.75);
  --color-text-muted: rgba(255, 255, 255, 0.45);
  --color-text-gold: var(--color-gold);

  /* Borders */
  --color-border: rgba(255, 255, 255, 0.08);
  --color-border-gold: rgba(201, 169, 110, 0.3);

  /* Typography */
  --font-primary: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-display: 'Inter', 'Noto Sans SC', sans-serif;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --space-5xl: 8rem;

  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.4);
  --shadow-gold: 0 4px 20px rgba(201, 169, 110, 0.2);
  --shadow-glow: 0 0 30px rgba(201, 169, 110, 0.15);

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  --transition-spring: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Layout */
  --container-max: 1200px;
  --container-wide: 1400px;
  --nav-height: 72px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-primary);
  background-color: var(--color-bg-primary);
  color: var(--color-text-primary);
  line-height: 1.7;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
  font-size: inherit;
}

/* ---------- Utility Classes ---------- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.container--wide {
  max-width: var(--container-wide);
}

.section {
  padding: var(--space-5xl) 0;
  position: relative;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--color-gold);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: var(--space-md);
}

.section-label::before {
  content: '';
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-gold);
}

.section-title {
  font-family: var(--font-primary);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: var(--space-lg);
  background: linear-gradient(135deg, var(--color-text-primary), var(--color-gold-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  max-width: 640px;
  line-height: 1.8;
}

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

.text-center .section-subtitle {
  margin-left: auto;
  margin-right: auto;
}

.text-gold {
  color: var(--color-gold);
}

/* ---------- Glassmorphism Card ---------- */
.glass-card {
  background: var(--color-bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  transition: all var(--transition-base);
}

.glass-card:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--color-border-gold);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 14px 32px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.5px;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
  transition: left 0.5s ease;
}

.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
  color: var(--color-bg-primary);
  box-shadow: var(--shadow-gold);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 30px rgba(201, 169, 110, 0.4);
}

.btn-outline {
  border: 1.5px solid var(--color-gold);
  color: var(--color-gold);
  background: transparent;
}

.btn-outline:hover {
  background: rgba(201, 169, 110, 0.1);
  transform: translateY(-2px);
}

/* ---------- Navigation ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 1000;
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  background: transparent;
  backdrop-filter: blur(0px);
  -webkit-backdrop-filter: blur(0px);
  border-bottom: 1px solid transparent;
  box-shadow: none;
}

.navbar.scrolled {
  background: rgba(10, 22, 40, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-weight: 700;
  font-size: 1.3rem;
}

.nav-logo svg {
  width: 36px;
  height: 36px;
}

.nav-logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.nav-logo-main {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text-primary);
}

.nav-logo-sub {
  font-size: 0.65rem;
  color: var(--color-gold);
  letter-spacing: 1px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-2xl);
}

.nav-links a {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  font-weight: 500;
  position: relative;
  padding: var(--space-xs) 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-gold);
  transition: width var(--transition-base);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-gold);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-cta {
  padding: 10px 24px !important;
  font-size: 0.85rem !important;
}

/* Mobile Menu Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-text-primary);
  transition: all var(--transition-base);
  border-radius: 2px;
}

/* ---------- Hero Section ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(10, 22, 40, 0.92) 0%,
    rgba(10, 22, 40, 0.75) 40%,
    rgba(10, 22, 40, 0.5) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 680px;
  padding-top: var(--nav-height);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: rgba(201, 169, 110, 0.12);
  border: 1px solid rgba(201, 169, 110, 0.25);
  border-radius: var(--radius-full);
  padding: 8px 20px;
  font-size: 0.85rem;
  color: var(--color-gold);
  margin-bottom: var(--space-xl);
}

.hero-badge .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent-green);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero-title {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: var(--space-lg);
  letter-spacing: -0.5px;
}

.hero-title .highlight {
  background: linear-gradient(135deg, var(--color-gold), var(--color-gold-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: 1.15rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-2xl);
}

.hero-buttons {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-4xl);
}

/* Hero Stats */
.hero-stats {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 2;
  background: rgba(10, 22, 40, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid var(--color-border);
}

.hero-stats .container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.stat-item {
  padding: var(--space-xl) var(--space-lg);
  text-align: center;
  border-right: 1px solid var(--color-border);
  transition: background var(--transition-base);
}

.stat-item:last-child {
  border-right: none;
}

.stat-item:hover {
  background: rgba(201, 169, 110, 0.05);
}

.stat-number {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--color-gold);
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.stat-number .unit {
  font-size: 1rem;
  font-weight: 500;
  margin-left: 2px;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  letter-spacing: 1px;
}

/* ---------- Advantages Section ---------- */
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
  margin-top: var(--space-3xl);
}

.advantage-card {
  text-align: center;
  padding: var(--space-3xl) var(--space-xl);
}

.advantage-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto var(--space-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(201, 169, 110, 0.15), rgba(201, 169, 110, 0.05));
  border: 1px solid var(--color-border-gold);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.advantage-card:hover .advantage-icon {
  background: linear-gradient(135deg, rgba(201, 169, 110, 0.25), rgba(201, 169, 110, 0.1));
  transform: scale(1.08);
  box-shadow: var(--shadow-glow);
}

.advantage-icon svg {
  width: 32px;
  height: 32px;
  color: var(--color-gold);
}

.advantage-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
  color: var(--color-text-primary);
}

.advantage-desc {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* ---------- Solutions Section ---------- */
.solutions-bg {
  background: var(--color-bg-secondary);
}

.solution-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
  align-items: center;
  margin-bottom: var(--space-4xl);
}

.solution-row:nth-child(even) {
  direction: rtl;
}

.solution-row:nth-child(even) > * {
  direction: ltr;
}

.solution-row:last-child {
  margin-bottom: 0;
}

.solution-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
}

.solution-image img {
  width: 100%;
  height: 320px;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.solution-image:hover img {
  transform: scale(1.05);
}

.solution-image::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  pointer-events: none;
}

.solution-number {
  font-family: var(--font-display);
  font-size: 4rem;
  font-weight: 800;
  color: rgba(201, 169, 110, 0.1);
  line-height: 1;
  margin-bottom: var(--space-md);
}

.solution-tag {
  display: inline-block;
  background: rgba(201, 169, 110, 0.12);
  border: 1px solid var(--color-border-gold);
  border-radius: var(--radius-full);
  padding: 4px 16px;
  font-size: 0.8rem;
  color: var(--color-gold);
  margin-bottom: var(--space-md);
}

.solution-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.solution-desc {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
}

.solution-features {
  margin-top: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.solution-features li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

.solution-features li svg {
  width: 16px;
  height: 16px;
  color: var(--color-accent-green);
  flex-shrink: 0;
}

/* ---------- Platform Section ---------- */
.platform-showcase {
  margin-top: var(--space-3xl);
  position: relative;
}

.platform-image {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  position: relative;
}

.platform-image img {
  width: 100%;
  height: auto;
}

.platform-image::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--radius-xl);
  border: 1px solid transparent;
  background: linear-gradient(135deg, var(--color-gold), transparent, var(--color-accent-blue)) border-box;
  -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  z-index: 1;
}

.platform-features {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
  margin-top: var(--space-3xl);
}

.platform-feature {
  text-align: center;
  padding: var(--space-2xl) var(--space-lg);
}

.platform-feature-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-bg-tertiary), var(--color-bg-secondary));
  border: 1px solid var(--color-border);
  border-radius: 50%;
  transition: all var(--transition-base);
}

.platform-feature:hover .platform-feature-icon {
  border-color: var(--color-border-gold);
  box-shadow: var(--shadow-glow);
}

.platform-feature-icon svg {
  width: 24px;
  height: 24px;
  color: var(--color-gold);
}

.platform-feature-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.platform-feature-desc {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ---------- Process Timeline ---------- */
.process-bg {
  background: var(--color-bg-secondary);
}

.timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-top: var(--space-3xl);
  position: relative;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 40px;
  left: 12.5%;
  right: 12.5%;
  height: 2px;
  background: linear-gradient(90deg, var(--color-gold), var(--color-accent-blue), var(--color-accent-cyan), var(--color-accent-green));
}

.timeline-step {
  text-align: center;
  padding: 0 var(--space-lg);
  position: relative;
}

.timeline-dot {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--color-bg-primary);
  border: 3px solid var(--color-gold);
  margin: 28px auto var(--space-xl);
  position: relative;
  z-index: 1;
  transition: all var(--transition-base);
}

.timeline-step:hover .timeline-dot {
  background: var(--color-gold);
  box-shadow: 0 0 20px rgba(201, 169, 110, 0.5);
}

.timeline-number {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-gold);
  letter-spacing: 1px;
  margin-bottom: var(--space-xs);
}

.timeline-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.timeline-duration {
  display: inline-block;
  background: rgba(201, 169, 110, 0.12);
  border: 1px solid var(--color-border-gold);
  border-radius: var(--radius-full);
  padding: 3px 14px;
  font-size: 0.8rem;
  color: var(--color-gold);
  margin-bottom: var(--space-md);
}

.timeline-desc {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* ---------- Cases Section ---------- */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
  margin-top: var(--space-3xl);
}

.case-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

.case-card:hover {
  border-color: var(--color-border-gold);
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.case-image {
  height: 200px;
  overflow: hidden;
  position: relative;
}

.case-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.case-card:hover .case-image img {
  transform: scale(1.08);
}

.case-type {
  position: absolute;
  top: var(--space-md);
  left: var(--space-md);
  background: rgba(10, 22, 40, 0.8);
  backdrop-filter: blur(10px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: 4px 14px;
  font-size: 0.75rem;
  color: var(--color-gold);
}

.case-content {
  padding: var(--space-xl);
}

.case-title {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: var(--space-md);
}

.case-meta {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.case-meta-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.case-meta-item svg {
  width: 14px;
  height: 14px;
  color: var(--color-gold);
  flex-shrink: 0;
}

.case-price {
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.case-amount {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-gold);
}

.case-amount .yuan {
  font-size: 0.85rem;
  font-weight: 400;
}

/* ---------- Contact Section ---------- */
.contact-bg {
  background: var(--color-bg-secondary);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
  margin-top: var(--space-3xl);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.form-group label {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-secondary);
}

.form-input {
  padding: 14px 18px;
  background: var(--color-bg-glass);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  font-family: var(--font-primary);
  font-size: 0.95rem;
  transition: all var(--transition-base);
  outline: none;
}

.form-input:focus {
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(201, 169, 110, 0.1);
}

.form-input::placeholder {
  color: var(--color-text-muted);
}

textarea.form-input {
  resize: vertical;
  min-height: 120px;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.office-card {
  padding: var(--space-xl);
}

.office-city {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.office-city svg {
  width: 18px;
  height: 18px;
  color: var(--color-gold);
}

.office-address {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* ---------- Footer ---------- */
.footer {
  background: var(--color-bg-primary);
  border-top: 1px solid var(--color-border);
  padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-3xl);
}

.footer-brand-desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-top: var(--space-md);
  max-width: 320px;
}

.footer-title {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: var(--space-lg);
  color: var(--color-text-primary);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.footer-links a {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-gold);
}

.footer-bottom {
  padding-top: var(--space-xl);
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* ---------- Animations ---------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* Floating animation for decorative elements */
@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
}

/* Glow pulse */
@keyframes glowPulse {
  0%, 100% { box-shadow: 0 0 20px rgba(201, 169, 110, 0.1); }
  50% { box-shadow: 0 0 40px rgba(201, 169, 110, 0.25); }
}

/* Decorative background elements */
.bg-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.15;
  pointer-events: none;
}

.bg-glow--gold {
  background: var(--color-gold);
}

.bg-glow--blue {
  background: var(--color-accent-blue);
}

/* ---------- Responsive Design ---------- */
@media (max-width: 1024px) {
  .advantages-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .solution-row {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  .solution-row:nth-child(even) {
    direction: ltr;
  }

  .platform-features {
    grid-template-columns: repeat(2, 1fr);
  }

  .timeline {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-2xl);
  }

  .timeline::before {
    display: none;
  }

  .cases-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-content {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
  }
}

@media (max-width: 768px) {
  :root {
    --nav-height: 60px;
  }

  .nav-links {
    display: none;
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 22, 40, 0.98);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-2xl);
  }

  .nav-links.open {
    display: flex;
  }

  .nav-toggle {
    display: flex;
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-buttons {
    flex-direction: column;
  }

  .hero-stats .container {
    grid-template-columns: repeat(2, 1fr);
  }

  .stat-item:nth-child(2) {
    border-right: none;
  }

  .advantages-grid {
    grid-template-columns: 1fr;
  }

  .platform-features {
    grid-template-columns: 1fr;
  }

  .timeline {
    grid-template-columns: 1fr;
  }

  .cases-grid {
    grid-template-columns: 1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .footer-content {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }

  .section {
    padding: var(--space-3xl) 0;
  }
}

/* Custom Added for Footer Meta and Contact Links */
.footer-meta-links {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
}
.footer-meta-links a {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
  text-decoration: none;
}
.footer-meta-links a:hover {
  color: var(--color-gold) !important;
}
.footer-contact-info {
  margin-top: 1.5rem;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.8;
}
.footer-contact-item {
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 8px;
}
.footer-contact-item svg {
  color: var(--color-gold);
  flex-shrink: 0;
}
.footer-contact-item a {
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
  text-decoration: none;
}
.footer-contact-item a:hover {
  color: var(--color-gold) !important;
}

/* Contact Form Centered Optimization */
.contact-grid--single {
  display: flex !important;
  justify-content: center;
  align-items: center;
  margin-top: var(--space-3xl);
}

.contact-grid--single .contact-form {
  width: 100%;
  max-width: 640px;
  background: var(--color-bg-glass);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl) var(--space-2xl);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.2);
}