/* ================================================================
   FOREVISION TECH — 远识科技 官方网站样式
   Modern, professional, tech-forward design
   ================================================================ */

/* --- CSS Variables (Design Tokens) ------------------------------ */
:root {
  /* Colors */
  --color-bg:        #0a0a0f;
  --color-bg-alt:    #0f0f1a;
  --color-surface:   #151525;
  --color-surface-2: #1a1a30;
  --color-border:    rgba(255, 255, 255, 0.06);

  --color-primary:   #6c5ce7;
  --color-primary-2: #a78bfa;
  --color-accent:    #00d4aa;
  --color-accent-2:  #00f5c8;

  --color-text:      #e8e8f0;
  --color-text-dim:  #8888a0;
  --color-text-dark: #5a5a78;

  --color-white:     #ffffff;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #6c5ce7, #a78bfa);
  --gradient-accent:  linear-gradient(135deg, #00d4aa, #00f5c8);
  --gradient-hero:    linear-gradient(135deg, #6c5ce7 0%, #a78bfa 50%, #00d4aa 100%);

  /* Typography */
  --font-sans:  'Noto Sans SC', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:  'SF Mono', 'Fira Code', monospace;

  /* Spacing */
  --nav-h: 72px;
  --max-w: 1200px;

  /* Shadows */
  --shadow-card: 0 2px 20px rgba(0, 0, 0, 0.3);
  --shadow-glow: 0 0 60px rgba(108, 92, 231, 0.15);

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --dur: 0.6s;
}

/* --- 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-sans);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

ul { list-style: none; }

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

/* --- Selection -------------------------------------------------- */
::selection {
  background: rgba(108, 92, 231, 0.4);
  color: var(--color-white);
}

/* ================================================================
   UTILITY CLASSES
   ================================================================ */
.text-highlight {
  color: var(--color-accent);
}

.text-gradient {
  background: var(--gradient-hero);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-semibold { font-weight: 600; }

/* --- Buttons ---------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 32px;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  transition: all 0.3s var(--ease-out);
  font-family: var(--font-sans);
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--color-white);
  box-shadow: 0 4px 20px rgba(108, 92, 231, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(108, 92, 231, 0.5);
}

.btn-outline {
  background: transparent;
  color: var(--color-white);
  border: 1.5px solid rgba(255, 255, 255, 0.25);
}

.btn-outline:hover {
  border-color: var(--color-primary-2);
  background: rgba(108, 92, 231, 0.1);
}

.btn-nav {
  background: var(--gradient-primary) !important;
  color: var(--color-white) !important;
  padding: 8px 20px !important;
  border-radius: 8px !important;
  font-size: 0.9rem !important;
}

.btn-nav:hover { opacity: 0.9; transform: translateY(-1px); }

.btn-full { width: 100%; }

/* ================================================================
   NAVIGATION
   ================================================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-h);
  z-index: 1000;
  transition: all 0.3s var(--ease-out);
  background: transparent;
}

.nav.scrolled {
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--color-border);
}

.nav-container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: 0.02em;
}

.logo-icon {
  font-size: 1.6rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  padding: 8px 16px;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--color-text-dim);
  border-radius: 8px;
  transition: all 0.25s ease;
}

.nav-link:hover {
  color: var(--color-white);
  background: rgba(255, 255, 255, 0.04);
}

/* --- Mobile Toggle --- */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 1001;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.nav-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ================================================================
   HERO
   ================================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: calc(var(--nav-h) + 40px) 24px 60px;
}

/* Background effects */
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(108, 92, 231, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(108, 92, 231, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at 50% 50%, black 30%, transparent 70%);
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.3;
}

.hero-glow-1 {
  width: 600px;
  height: 600px;
  background: var(--color-primary);
  top: -200px;
  right: -100px;
  animation: floatSlow 8s ease-in-out infinite;
}

.hero-glow-2 {
  width: 400px;
  height: 400px;
  background: var(--color-accent);
  bottom: -100px;
  left: -50px;
  animation: floatSlow 10s ease-in-out infinite reverse;
}

@keyframes floatSlow {
  0%, 100% { transform: translate(0, 0); }
  33% { transform: translate(30px, -30px); }
  66% { transform: translate(-20px, 20px); }
}

.hero-container {
  position: relative;
  z-index: 1;
  max-width: 900px;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: rgba(108, 92, 231, 0.1);
  border: 1px solid rgba(108, 92, 231, 0.25);
  border-radius: 50px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--color-primary-2);
  margin-bottom: 32px;
  animation: fadeInUp 0.8s var(--ease-out);
}

.badge-dot {
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.5); }
}

.hero-title {
  font-size: clamp(2.4rem, 6vw, 3.8rem);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
  animation: fadeInUp 0.8s 0.1s var(--ease-out) both;
}

.hero-subtitle {
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--color-text-dim);
  margin-bottom: 12px;
  animation: fadeInUp 0.8s 0.2s var(--ease-out) both;
}

.hero-sub-em {
  display: block;
  margin-top: 6px;
  font-size: 0.95rem;
  color: var(--color-text-dark);
  letter-spacing: 0.05em;
}

.hero-desc {
  font-size: 1.05rem;
  color: var(--color-text-dim);
  line-height: 1.8;
  margin-bottom: 40px;
  animation: fadeInUp 0.8s 0.3s var(--ease-out) both;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 64px;
  animation: fadeInUp 0.8s 0.4s var(--ease-out) both;
}

/* Stats */
.hero-stats {
  display: flex;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
  padding-top: 40px;
  border-top: 1px solid var(--color-border);
  animation: fadeInUp 0.8s 0.5s var(--ease-out) both;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.stat-number {
  font-size: 2rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--color-text-dim);
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  color: var(--color-text-dark);
  font-size: 0.8rem;
  animation: bounceDown 2s ease-in-out infinite;
  z-index: 1;
}

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

/* ================================================================
   SECTIONS (Shared)
   ================================================================ */
.section {
  padding: 100px 24px;
  position: relative;
}

.section-dark {
  background: var(--color-bg-alt);
}

.section-container {
  max-width: var(--max-w);
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-tag {
  display: inline-block;
  padding: 6px 16px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-primary-2);
  background: rgba(108, 92, 231, 0.1);
  border: 1px solid rgba(108, 92, 231, 0.2);
  border-radius: 50px;
  margin-bottom: 16px;
  letter-spacing: 0.04em;
}

.section-title {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
  color: var(--color-white);
}

.section-desc {
  font-size: 1.1rem;
  color: var(--color-text-dim);
  max-width: 600px;
  margin: 0 auto;
}

/* ================================================================
   PRODUCT CARDS
   ================================================================ */
.product-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.product-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 36px 28px;
  transition: all 0.4s var(--ease-out);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.product-card:hover {
  transform: translateY(-6px);
  border-color: rgba(108, 92, 231, 0.3);
  box-shadow: var(--shadow-card), var(--shadow-glow);
}

.product-card.featured {
  border-color: rgba(108, 92, 231, 0.4);
  background: linear-gradient(180deg, rgba(108, 92, 231, 0.08), var(--color-surface) 30%);
}

.product-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-primary);
  color: var(--color-white);
  padding: 4px 20px;
  border-radius: 50px;
  font-size: 0.82rem;
  font-weight: 700;
  white-space: nowrap;
}

.product-icon {
  color: var(--color-primary-2);
}

.product-name {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-white);
}

.product-audience {
  font-size: 0.88rem;
  color: var(--color-accent);
  font-weight: 500;
}

.product-features {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}

.product-features li {
  padding-left: 20px;
  position: relative;
  color: var(--color-text-dim);
  font-size: 0.95rem;
}

.product-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  background: var(--color-primary);
  border-radius: 50%;
}

.product-tag {
  display: inline-block;
  align-self: flex-start;
  padding: 4px 14px;
  background: rgba(0, 212, 170, 0.1);
  color: var(--color-accent);
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 600;
}

/* ================================================================
   AGENT CARDS
   ================================================================ */
.agent-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.agent-card {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 40px 28px;
  position: relative;
  transition: all 0.4s var(--ease-out);
}

.agent-card:hover {
  border-color: rgba(0, 212, 170, 0.3);
  transform: translateY(-4px);
}

.agent-number {
  font-size: 4rem;
  font-weight: 900;
  color: rgba(108, 92, 231, 0.08);
  position: absolute;
  top: 16px;
  right: 24px;
  line-height: 1;
  pointer-events: none;
}

.agent-icon-wrap {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(108, 92, 231, 0.1);
  border-radius: 14px;
  color: var(--color-primary-2);
  margin-bottom: 20px;
}

.agent-name {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 12px;
}

.agent-desc {
  color: var(--color-text-dim);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 20px;
}

.agent-points {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.agent-points li {
  font-size: 0.9rem;
  color: var(--color-text-dim);
  padding-left: 18px;
  position: relative;
}

.agent-points li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 700;
}

/* ================================================================
   SOLUTIONS GRID
   ================================================================ */
.solution-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.solution-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 32px;
  transition: all 0.4s var(--ease-out);
}

.solution-card:hover {
  border-color: rgba(108, 92, 231, 0.2);
  transform: translateY(-3px);
}

.solution-card.featured-solution {
  border-color: rgba(0, 212, 170, 0.3);
  background: linear-gradient(135deg, rgba(0, 212, 170, 0.05), var(--color-surface) 40%);
}

.solution-header {
  display: flex;
  gap: 16px;
  align-items: center;
  margin-bottom: 20px;
}

.solution-icon {
  font-size: 2.5rem;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 12px;
  flex-shrink: 0;
}

.solution-name {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 4px;
}

.solution-tag {
  font-size: 0.78rem;
  font-weight: 600;
  padding: 2px 10px;
  border-radius: 50px;
}

.solution-tag.high-barrier { background: rgba(108, 92, 231, 0.15); color: var(--color-primary-2); }
.solution-tag.roi { background: rgba(0, 212, 170, 0.12); color: var(--color-accent); }
.solution-tag.star { background: rgba(255, 200, 60, 0.12); color: #ffc83c; }
.solution-tag.conversion { background: rgba(255, 100, 120, 0.12); color: #ff8090; }

.solution-body > div {
  margin-bottom: 12px;
}

.solution-body > div:last-child { margin-bottom: 0; }

.solution-body span {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-dark);
  margin-bottom: 4px;
  display: block;
}

.solution-body p {
  font-size: 0.92rem;
  color: var(--color-text-dim);
  line-height: 1.6;
}

.solution-industries {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--color-border);
  font-size: 0.85rem;
  color: var(--color-text-dim);
}

.solution-industries span {
  color: var(--color-accent);
  font-weight: 600;
}

/* ================================================================
   ADVANTAGES
   ================================================================ */
.advantage-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.advantage-card {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 32px 28px;
  transition: all 0.4s var(--ease-out);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.advantage-card:nth-child(4) { grid-column: span 1; }
.advantage-card:nth-child(5) { grid-column: 2; }

.advantage-card:hover {
  border-color: rgba(108, 92, 231, 0.3);
  transform: translateY(-4px);
}

.advantage-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(108, 92, 231, 0.1);
  border-radius: 12px;
  color: var(--color-primary-2);
}

.advantage-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-white);
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.inline-badge {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 2px 10px;
  background: var(--gradient-primary);
  color: var(--color-white);
  border-radius: 50px;
  white-space: nowrap;
}

.advantage-card p {
  font-size: 0.92rem;
  color: var(--color-text-dim);
  line-height: 1.7;
  flex: 1;
}

.advantage-card p strong {
  color: var(--color-white);
  font-weight: 600;
}

.advantage-highlight {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-accent);
  padding: 4px 12px;
  background: rgba(0, 212, 170, 0.08);
  border-radius: 6px;
  align-self: flex-start;
}

/* ================================================================
   PRIORITY / ROADMAP
   ================================================================ */
.priority-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  max-width: 800px;
  margin: 0 auto;
}

.priority-item {
  display: flex;
  gap: 28px;
  align-items: stretch;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 32px;
  transition: all 0.4s var(--ease-out);
  position: relative;
  overflow: hidden;
}

.priority-item::after {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  border-radius: 0 2px 2px 0;
}

.priority-1::after { background: var(--gradient-accent); }
.priority-2::after { background: var(--gradient-primary); }
.priority-3::after { background: linear-gradient(135deg, #6366f1, #818cf8); }

.priority-item:hover {
  border-color: rgba(108, 92, 231, 0.2);
  transform: translateX(4px);
}

.priority-rank {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  min-width: 80px;
  flex-shrink: 0;
}

.rank-num {
  font-size: 2.4rem;
  font-weight: 900;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.rank-label {
  font-size: 0.78rem;
  color: var(--color-text-dark);
  font-weight: 600;
}

.priority-content h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 2px;
}

.priority-reason {
  font-size: 0.88rem;
  color: var(--color-accent);
  margin-bottom: 10px;
}

.priority-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}

.priority-tags span {
  padding: 4px 12px;
  background: rgba(108, 92, 231, 0.1);
  border-radius: 6px;
  font-size: 0.82rem;
  color: var(--color-primary-2);
}

.priority-note {
  font-size: 0.88rem;
  color: var(--color-text-dim);
}

/* ================================================================
   CTA / CONTACT
   ================================================================ */
.section-cta {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
}

.cta-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
  align-items: center;
}

.cta-title {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 800;
  line-height: 1.3;
  color: var(--color-white);
  margin-bottom: 16px;
}

.cta-desc {
  color: var(--color-text-dim);
  font-size: 1.05rem;
  line-height: 1.7;
}

.cta-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 32px;
}

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

.form-group.full-width {
  grid-column: span 2;
}

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

.form-group input,
.form-group select,
.form-group textarea {
  padding: 12px 16px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  color: var(--color-text);
  font-size: 0.95rem;
  font-family: var(--font-sans);
  transition: all 0.25s ease;
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.15);
}

.form-group select { cursor: pointer; }
.form-group select option { background: var(--color-surface); color: var(--color-text); }

/* ================================================================
   FOOTER
   ================================================================ */
.footer {
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
  padding: 60px 24px 24px;
}

.footer-container {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.5fr 2fr;
  gap: 60px;
  margin-bottom: 48px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 10px;
}

.footer-brand p {
  color: var(--color-text-dim);
  font-size: 0.92rem;
  margin-bottom: 4px;
}

.footer-motto {
  color: var(--color-accent) !important;
  font-weight: 600 !important;
  margin-top: 12px !important;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.footer-col h4 {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.footer-col a {
  display: block;
  color: var(--color-text-dim);
  font-size: 0.9rem;
  padding: 4px 0;
  transition: color 0.2s ease;
}

.footer-col a:hover { color: var(--color-primary-2); }

.footer-bottom {
  max-width: var(--max-w);
  margin: 0 auto;
  padding-top: 20px;
  border-top: 1px solid var(--color-border);
  text-align: center;
  font-size: 0.85rem;
  color: var(--color-text-dark);
}

/* ================================================================
   TOAST
   ================================================================ */
.toast {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--color-surface-2);
  border: 1px solid rgba(0, 212, 170, 0.3);
  padding: 14px 28px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--color-white);
  font-weight: 600;
  font-size: 0.95rem;
  z-index: 2000;
  opacity: 0;
  pointer-events: none;
  transition: all 0.4s var(--ease-out);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.toast-icon {
  width: 24px;
  height: 24px;
  background: var(--color-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  color: var(--color-bg);
  flex-shrink: 0;
}

/* ================================================================
   ANIMATIONS
   ================================================================ */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Scroll reveal */
[data-reveal] {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.7s var(--ease-out);
}

[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delays */
[data-reveal]:nth-child(2) { transition-delay: 0.1s; }
[data-reveal]:nth-child(3) { transition-delay: 0.2s; }
[data-reveal]:nth-child(4) { transition-delay: 0.3s; }
[data-reveal]:nth-child(5) { transition-delay: 0.35s; }

/* ================================================================
   RESPONSIVE
   ================================================================ */

/* Tablet */
@media (max-width: 1024px) {
  .product-cards,
  .agent-cards { grid-template-columns: 1fr; max-width: 500px; margin: 0 auto; }

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

  .advantage-cards { grid-template-columns: repeat(2, 1fr); }
  .advantage-card:nth-child(4),
  .advantage-card:nth-child(5) { grid-column: span 1; }

  .cta-grid { grid-template-columns: 1fr; gap: 40px; }

  .footer-container { grid-template-columns: 1fr; gap: 40px; }

  .hero-stats { gap: 32px; }
}

/* Mobile */
@media (max-width: 768px) {
  :root { --nav-h: 64px; }

  .section { padding: 72px 20px; }

  .section-title { font-size: 1.8rem; }

  /* Nav mobile */
  .nav-toggle { display: flex; }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: rgba(15, 15, 26, 0.97);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    flex-direction: column;
    padding: 100px 32px 40px;
    gap: 4px;
    transition: right 0.4s var(--ease-out);
    border-left: 1px solid var(--color-border);
  }

  .nav-links.active { right: 0; }

  .nav-link { width: 100%; padding: 12px 16px; }

  .btn-nav { text-align: center; margin-top: 8px; }

  /* Hero */
  .hero-title { font-size: 2rem; }
  .hero-actions { flex-direction: column; align-items: center; }
  .hero-stats { gap: 24px; }

  .stat-number { font-size: 1.6rem; }

  /* Cards */
  .product-cards { max-width: 100%; }

  .advantage-cards { grid-template-columns: 1fr; }

  .priority-item { flex-direction: column; gap: 16px; }
  .priority-rank { flex-direction: row; gap: 10px; align-items: center; min-width: auto; }

  /* Form */
  .cta-form { grid-template-columns: 1fr; padding: 24px; }
  .form-group.full-width { grid-column: span 1; }

  /* Footer */
  .footer-links { grid-template-columns: 1fr; gap: 24px; }

  /* Toast */
  .toast { left: 20px; right: 20px; transform: translateY(100px); }
  .toast.show { transform: translateY(0); }
}

@media (max-width: 480px) {
  .hero-badge { font-size: 0.78rem; padding: 6px 14px; }
  .hero-title { font-size: 1.7rem; }
  .hero-desc { font-size: 0.92rem; }
}