/* ============================================
   叮咚四灵 — 明亮科技风官网样式
   四灵代表色：谛听青蓝 / 天枢橙金 / 执律紫红 / 演数翠绿
   ============================================ */

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

:root {
  /* 背景 */
  --bg-white: #ffffff;
  --bg-cream: #f8fafc;
  --bg-blue-50: #eff6ff;
  --bg-blue-100: #dbeafe;
  --bg-soft: #f1f5f9;

  /* 文字 */
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-tertiary: #64748b;
  --text-muted: #94a3b8;
  --text-white: #ffffff;

  /* 主色 */
  --primary-500: #06b6d4;
  --primary-600: #0891b2;

  /* 四灵代表色 */
  --spirit-dt: #06b6d4; /* 谛听-青蓝 */
  --spirit-dt-soft: #ecfeff;
  --spirit-dt-glow: rgba(6, 182, 212, 0.18);

  --spirit-ts: #f59e0b; /* 天枢-橙金 */
  --spirit-ts-soft: #fffbeb;
  --spirit-ts-glow: rgba(245, 158, 11, 0.18);

  --spirit-zl: #a855f7; /* 执律-紫红 */
  --spirit-zl-soft: #faf5ff;
  --spirit-zl-glow: rgba(168, 85, 247, 0.18);

  --spirit-ys: #10b981; /* 演数-翠绿 */
  --spirit-ys-soft: #ecfdf5;
  --spirit-ys-glow: rgba(16, 185, 129, 0.18);

  /* 渐变 */
  --gradient-hero: linear-gradient(
    135deg,
    #06b6d4 0%,
    #6366f1 50%,
    #a855f7 100%
  );
  --gradient-soft: linear-gradient(
    135deg,
    rgba(6, 182, 212, 0.08) 0%,
    rgba(168, 85, 247, 0.06) 100%
  );
  --gradient-card: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
  --gradient-text-hero: linear-gradient(
    135deg,
    #06b6d4 0%,
    #6366f1 40%,
    #a855f7 100%
  );
  --gradient-text-warm: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
  --gradient-text-cool: linear-gradient(135deg, #06b6d4 0%, #6366f1 100%);

  /* 边框/阴影 */
  --border-light: rgba(15, 23, 42, 0.06);
  --border-medium: rgba(15, 23, 42, 0.1);
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.06);
  --shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.08);
  --shadow-glow-cyan: 0 0 40px rgba(6, 182, 212, 0.15);
  --shadow-card-hover: 0 16px 48px -12px rgba(15, 23, 42, 0.12);

  /* 字体 */
  --font-sans:
    "Inter", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  --font-mono: "JetBrains Mono", "SF Mono", monospace;

  /* 布局 */
  --container-max: 1200px;
  --container-padding: 24px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-2xl: 32px;
}

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

body {
  font-family: var(--font-sans);
  background: var(--bg-white);
  color: var(--text-primary);
  line-height: 1.6;
  font-size: 16px;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
  transition: all 0.2s ease;
}

ul {
  list-style: none;
}
img {
  max-width: 100%;
  display: block;
}
button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

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

/* ===== 通用 Section ===== */
.section {
  padding: 110px 0;
  position: relative;
  overflow: hidden;
}

.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-tertiary);
  letter-spacing: 1px;
  margin-bottom: 18px;
}

.eyebrow-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary-500);
}

.section-title {
  font-size: clamp(30px, 4vw, 46px);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -0.5px;
  margin-bottom: 14px;
}

.section-subtitle {
  font-size: 17px;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto;
}

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

.title-gradient-2 {
  background: var(--gradient-text-cool);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.highlight {
  background: var(--gradient-text-hero);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 800;
}

.highlight-gradient {
  background: var(--gradient-text-hero);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 800;
}

/* ===== 网格背景 ===== */
.grid-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(6, 182, 212, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(6, 182, 212, 0.06) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(
    ellipse at center top,
    black 30%,
    transparent 75%
  );
  -webkit-mask-image: radial-gradient(
    ellipse at center top,
    black 30%,
    transparent 75%
  );
  animation: grid-drift 30s linear infinite;
}

.grid-bg-light {
  background-image:
    linear-gradient(rgba(99, 102, 241, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99, 102, 241, 0.04) 1px, transparent 1px);
  mask-image: radial-gradient(ellipse at center, black 40%, transparent 80%);
  -webkit-mask-image: radial-gradient(
    ellipse at center,
    black 40%,
    transparent 80%
  );
}

@keyframes grid-drift {
  from {
    background-position:
      0 0,
      0 0;
  }
  to {
    background-position:
      48px 48px,
      48px 48px;
  }
}

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 700;
  font-size: 14px;
  line-height: 1;
  border-radius: 100px;
  padding: 13px 24px;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  white-space: nowrap;
  cursor: pointer;
  border: 1.5px solid transparent;
}

.btn-sm {
  padding: 9px 18px;
  font-size: 13px;
}

.btn-lg {
  padding: 15px 28px;
  font-size: 15px;
}

.btn-xl {
  padding: 18px 40px;
  font-size: 17px;
}

.btn-block {
  width: 100%;
}

.btn-primary {
  background: var(--gradient-text-hero);
  color: #fff;
  font-weight: 700;
  box-shadow: 0 6px 20px rgba(6, 182, 212, 0.25);
  position: relative;
  overflow: hidden;
}

.btn-primary::after {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.3),
    transparent
  );
  transition: left 0.5s ease;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 32px rgba(99, 102, 241, 0.35);
}

.btn-primary:hover::after {
  left: 100%;
}

.btn-outline {
  border-color: var(--border-medium);
  color: var(--text-primary);
  background: #fff;
}

.btn-outline:hover {
  border-color: var(--primary-500);
  color: var(--primary-600);
  background: var(--spirit-dt-soft);
}

.btn-ghost {
  color: var(--text-secondary);
  background: transparent;
}

.btn-ghost:hover {
  color: var(--primary-600);
  background: var(--spirit-dt-soft);
}

/* ===== 导航栏 ===== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-light);
  transition: all 0.3s ease;
}

.nav.scrolled {
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.06);
}

.nav-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 18px;
  color: var(--text-primary);
}

.nav-logo-mark {
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav-logo-svg {
  width: 30px;
  height: 30px;
}

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

.nav-logo-sub {
  font-size: 13px;
  font-weight: 700;
  background: var(--gradient-text-hero);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0.9;
  margin-left: 2px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
}

.nav-links a:hover {
  color: var(--text-primary);
}

.nav-links a::after {
  content: "";
  position: absolute;
  bottom: -6px;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--gradient-text-hero);
  border-radius: 2px;
  transition: all 0.25s ease;
  transform: translateX(-50%);
}

.nav-links a:hover::after {
  width: 20px;
}

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

.nav-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}

.nav-menu-btn span {
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all 0.25s ease;
}

/* ===== Hero ===== */
.hero {
  position: relative;
  padding: 140px 0 60px;
  overflow: hidden;
  background: linear-gradient(
    180deg,
    #f0f9ff 0%,
    #eef2ff 40%,
    #faf5ff 80%,
    #ffffff 100%
  );
}

/* Blob 背景 */
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.5;
  pointer-events: none;
  animation: blob-float 10s ease-in-out infinite;
}

.blob-1 {
  width: 400px;
  height: 400px;
  background: var(--spirit-dt-glow);
  background-color: rgba(6, 182, 212, 0.25);
  top: -100px;
  right: 20%;
  animation-delay: 0s;
}

.blob-2 {
  width: 350px;
  height: 350px;
  background-color: rgba(168, 85, 247, 0.2);
  bottom: 0;
  left: 10%;
  animation-delay: -3s;
}

.blob-3 {
  width: 300px;
  height: 300px;
  background-color: rgba(245, 158, 11, 0.15);
  top: 30%;
  right: -80px;
  animation-delay: -6s;
}

@keyframes blob-float {
  0%,
  100% {
    transform: translate(0, 0) scale(1);
  }
  33% {
    transform: translate(20px, -20px) scale(1.05);
  }
  66% {
    transform: translate(-15px, 15px) scale(0.95);
  }
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}

.hero-badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--primary-500);
  box-shadow: 0 0 8px var(--spirit-dt-glow);
  animation: pulse-dot 2s ease-in-out infinite;
}

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

.hero-title {
  font-size: clamp(38px, 5vw, 64px);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -1.5px;
  margin-bottom: 20px;
}

.hero-subtitle {
  font-size: 17px;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: 32px;
  max-width: 540px;
}

.hero-subtitle strong {
  color: var(--text-primary);
  font-weight: 700;
}

.hero-cta {
  display: flex;
  gap: 12px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}

.hero-friends {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-tertiary);
}

.friend-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 800;
  color: #fff;
  border: 2px solid #fff;
  box-shadow: var(--shadow-sm);
}

.friend-dt {
  background: var(--spirit-dt);
  z-index: 4;
}
.friend-ts {
  background: var(--spirit-ts);
  margin-left: -10px;
  z-index: 3;
}
.friend-zl {
  background: var(--spirit-zl);
  margin-left: -10px;
  z-index: 2;
}
.friend-ys {
  background: var(--spirit-ys);
  margin-left: -10px;
  z-index: 1;
}

.friend-text {
  margin-left: 8px;
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 500;
}

/* Hero 视觉 */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 480px;
}

.hero-image-wrap {
  position: relative;
  width: 380px;
  height: 380px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-orb {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}

.hero-orb-1 {
  width: 360px;
  height: 360px;
  background: radial-gradient(
    circle,
    rgba(6, 182, 212, 0.15) 0%,
    transparent 70%
  );
  animation: orb-pulse 4s ease-in-out infinite;
}

.hero-orb-2 {
  width: 280px;
  height: 280px;
  background: radial-gradient(
    circle,
    rgba(168, 85, 247, 0.15) 0%,
    transparent 70%
  );
  animation: orb-pulse 4s ease-in-out infinite;
  animation-delay: -2s;
}

@keyframes orb-pulse {
  0%,
  100% {
    transform: scale(1);
    opacity: 0.8;
  }
  50% {
    transform: scale(1.1);
    opacity: 1;
  }
}

.hero-image {
  width: 300px;
  height: 300px;
  object-fit: contain;
  border-radius: 50%;
  z-index: 2;
  animation: hero-float 5s ease-in-out infinite;
  filter: drop-shadow(0 20px 40px rgba(99, 102, 241, 0.25));
}

@keyframes hero-float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-12px);
  }
}

/* 四灵徽章 */
.spirit-badge {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px 10px 10px;
  background: #fff;
  border-radius: 100px;
  box-shadow: var(--shadow-lg);
  z-index: 3;
  animation: badge-float 4s ease-in-out infinite;
}

.badge-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  flex-shrink: 0;
}

.spirit-dt .badge-avatar {
  background: var(--spirit-dt);
  background: linear-gradient(135deg, var(--spirit-dt), #0891b2);
  position: relative;
}
.spirit-dt .badge-avatar::after {
  content: "谛";
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 14px;
  font-weight: 800;
}
.spirit-ts .badge-avatar {
  background: linear-gradient(135deg, var(--spirit-ts), #d97706);
  position: relative;
}
.spirit-ts .badge-avatar::after {
  content: "天";
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 14px;
  font-weight: 800;
}
.spirit-zl .badge-avatar {
  background: linear-gradient(135deg, var(--spirit-zl), #7c3aed);
  position: relative;
}
.spirit-zl .badge-avatar::after {
  content: "执";
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 14px;
  font-weight: 800;
}
.spirit-ys .badge-avatar {
  background: linear-gradient(135deg, var(--spirit-ys), #059669);
  position: relative;
}
.spirit-ys .badge-avatar::after {
  content: "演";
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 14px;
  font-weight: 800;
}
.badge-name {
  font-size: 14px;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.2;
}

.badge-role {
  font-size: 12px;
  color: var(--text-tertiary);
}

.spirit-dt {
  top: 40px;
  left: -10px;
  animation-delay: 0s;
}
.spirit-ts {
  top: 100px;
  right: -20px;
  animation-delay: -1s;
}
.spirit-zl {
  bottom: 120px;
  right: 0px;
  animation-delay: -2s;
}
.spirit-ys {
  bottom: 50px;
  left: 10px;
  animation-delay: -3s;
}

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

/* 数据带 */
.hero-stats {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
  align-items: center;
  margin-top: 60px;
  padding: 36px 32px;
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-lg);
  position: relative;
  z-index: 2;
}

.stat-card {
  text-align: center;
  padding: 8px 12px;
  min-width: 0;
}

.stat-num {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 2px;
  margin-bottom: 8px;
  flex-wrap: nowrap;
  white-space: nowrap;
}

.stat-big {
  font-size: 44px;
  font-weight: 900;
  background: var(--gradient-text-hero);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  font-family: var(--font-mono);
}

.stat-suffix {
  font-size: 22px;
  font-weight: 800;
  background: var(--gradient-text-hero);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  flex-shrink: 0;
}

.stat-label {
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 500;
  line-height: 1.5;
  word-break: keep-all;
  white-space: normal;
}

.stat-divider {
  width: 1px;
  height: 55%;
  align-self: center;
  background: var(--border-light);
}

/* ===== 痛点 Section ===== */
.section-pain {
  background: var(--bg-white);
}

.text-pain {
  background: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.pain-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 60px;
  align-items: stretch;
}

.pain-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.pain-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--border-medium);
}

.pain-illustration {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  background: var(--bg-cream);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.pain-img {
  width: 88%;
  height: 88%;
  object-fit: contain;
  object-position: center;
  display: block;
}

.pain-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 24px;
  position: relative;
  min-width: 0;
}

.pain-num {
  position: absolute;
  top: -18px;
  right: 16px;
  font-size: 64px;
  font-weight: 900;
  font-family: var(--font-mono);
  line-height: 1;
  opacity: 0.06;
  color: var(--text-primary);
  pointer-events: none;
  user-select: none;
}

.pain-title {
  font-size: 20px;
  font-weight: 800;
  margin-bottom: 10px;
  color: var(--text-primary);
  position: relative;
  z-index: 1;
  line-height: 1.3;
}

.pain-desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: auto;
  padding-bottom: 20px;
  min-height: 72px;
}

.pain-solution {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  background: var(--spirit-dt-soft);
  border-radius: var(--radius-md);
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: auto;
  line-height: 1.5;
  flex-shrink: 0;
  min-height: 48px;
}

.pain-solution strong {
  color: var(--primary-600);
  font-weight: 700;
  white-space: nowrap;
}

.pain-solution-icon {
  font-size: 18px;
  flex-shrink: 0;
  line-height: 1;
}

/* 过渡 */
.pain-transition {
  text-align: center;
  padding: 20px 0;
}

.pain-transition-line {
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--border-medium),
    transparent
  );
  margin-bottom: 28px;
}

.pain-transition-text {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-secondary);
}

/* ===== 能力 Section ===== */
.section-abilities {
  background: var(--bg-cream);
}

.abilities-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: stretch;
  margin-bottom: 60px;
}

.ability-card {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 24px;
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  align-items: stretch;
}

.ability-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--spirit-dt-glow);
}

.ability-illus {
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--bg-soft);
  flex-shrink: 0;
}

.ability-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 12px;
}

.ability-body {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.ability-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 800;
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: 10px;
  align-self: flex-start;
  letter-spacing: 0.5px;
}

.ability-tag-dt {
  background: var(--spirit-dt-soft);
  color: var(--primary-600);
}
.ability-tag-ts {
  background: var(--spirit-ts-soft);
  color: #b45309;
}
.ability-tag-zl {
  background: var(--spirit-zl-soft);
  color: #7c3aed;
}
.ability-tag-ys {
  background: var(--spirit-ys-soft);
  color: #047857;
}
.ability-tag-all {
  background: linear-gradient(
    135deg,
    var(--spirit-dt-soft),
    var(--spirit-zl-soft)
  );
  color: #6366f1;
}

.ability-title {
  font-size: 22px;
  font-weight: 800;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.ability-desc {
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-secondary);
  margin-bottom: 18px;
  flex: 1;
}

.ability-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.ability-chips span {
  font-size: 12px;
  padding: 5px 12px;
  background: var(--bg-soft);
  color: var(--text-secondary);
  border-radius: 100px;
  font-weight: 500;
}

.ability-chips .chip-dt {
  background: var(--spirit-dt-soft);
  color: var(--primary-600);
  font-weight: 700;
}
.ability-chips .chip-ts {
  background: var(--spirit-ts-soft);
  color: #b45309;
  font-weight: 700;
}
.ability-chips .chip-zl {
  background: var(--spirit-zl-soft);
  color: #7c3aed;
  font-weight: 700;
}
.ability-chips .chip-ys {
  background: var(--spirit-ys-soft);
  color: #047857;
  font-weight: 700;
}

/* ===== 智能体 Section ===== */
.section-agents {
  background: var(--bg-white);
}

.agents-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 64px;
}

.agent-card {
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 24px 16px;
  text-align: center;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
}

.agent-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--primary-500);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.agent-dt::before {
  background: var(--spirit-dt);
}
.agent-ts::before {
  background: var(--spirit-ts);
}
.agent-zl::before {
  background: var(--spirit-zl);
}
.agent-ys::before {
  background: var(--spirit-ys);
}
.agent-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
}

.agent-card:hover::before {
  opacity: 1;
}

.agent-avatar-wrap {
  position: relative;
  width: 96px;
  height: 96px;
  margin: 0 auto 16px;
}

.agent-avatar-bg {
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  opacity: 0.2;
  filter: blur(12px);
}

.agent-dt .agent-avatar-bg {
  background: var(--spirit-dt);
}
.agent-ts .agent-avatar-bg {
  background: var(--spirit-ts);
}
.agent-zl .agent-avatar-bg {
  background: var(--spirit-zl);
}
.agent-ys .agent-avatar-bg {
  background: var(--spirit-ys);
}
.agent-avatar-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 50%;
  position: relative;
  z-index: 1;
  background: #fff;
}

.agent-name-row {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 8px;
  margin-bottom: 4px;
}

.agent-name {
  font-size: 22px;
  font-weight: 900;
  color: var(--text-primary);
}

.agent-name-en {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-tertiary);
  font-family: var(--font-mono);
}

.agent-role {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-light);
}

.agent-quote {
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-secondary);
  text-align: left;
  margin-bottom: 16px;
  padding: 14px;
  background: var(--bg-cream);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--primary-500);
  position: relative;
}

.agent-dt .agent-quote {
  border-left-color: var(--spirit-dt);
  background: var(--spirit-dt-soft);
}
.agent-ts .agent-quote {
  border-left-color: var(--spirit-ts);
  background: var(--spirit-ts-soft);
}
.agent-zl .agent-quote {
  border-left-color: var(--spirit-zl);
  background: var(--spirit-zl-soft);
}
.agent-ys .agent-quote {
  border-left-color: var(--spirit-ys);
  background: var(--spirit-ys-soft);
}

.agent-quote strong {
  font-weight: 700;
  color: var(--text-primary);
}

.agent-skills {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
}

.agent-skills span {
  font-size: 11px;
  padding: 4px 10px;
  background: var(--bg-soft);
  color: var(--text-secondary);
  border-radius: 100px;
  font-weight: 500;
}

/* 协作示例 */
.collab-demo {
  background: linear-gradient(135deg, #f0f9ff 0%, #faf5ff 100%);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-2xl);
  padding: 40px 32px;
  text-align: center;
}

.collab-demo-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 32px;
}

.collab-demo-badge {
  display: inline-block;
  padding: 4px 12px;
  background: #fff;
  border: 1px solid var(--border-medium);
  border-radius: 100px;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-secondary);
  margin-right: 10px;
}

.collab-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}

.collab-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-align: center;
  min-width: 85px;
}

.collab-step-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 900;
  color: #fff;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.icon-dt {
  background: linear-gradient(135deg, var(--spirit-dt), #0891b2);
}
.icon-ts {
  background: linear-gradient(135deg, var(--spirit-ts), #d97706);
}
.icon-zl {
  background: linear-gradient(135deg, var(--spirit-zl), #7c3aed);
}
.icon-ys {
  background: linear-gradient(135deg, var(--spirit-ys), #059669);
}

.collab-step-text {
  font-size: 13px;
  color: var(--text-primary);
  font-weight: 600;
  line-height: 1.3;
}

.collab-step-text span {
  font-size: 11px;
  color: var(--text-tertiary);
  font-weight: 500;
  display: block;
  margin-top: 2px;
}

.collab-arrow {
  font-size: 18px;
  color: var(--text-tertiary);
  flex-shrink: 0;
}

.collab-result {
  padding: 12px 20px;
  background: #fff;
  border: 2px solid var(--primary-500);
  border-radius: var(--radius-lg);
  min-width: auto;
}

.collab-result-time {
  font-size: 32px;
  font-weight: 900;
  background: var(--gradient-text-cool);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-family: var(--font-mono);
  line-height: 1;
}

/* ===== 行业方案 ===== */
.section-industry {
  background: var(--bg-cream);
}

.industry-hero {
  position: relative;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  margin-bottom: 56px;
  box-shadow: var(--shadow-lg);
}

.industry-hero-img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  object-position: center;
}

.industry-hero-overlay {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  padding: 10px 24px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-radius: 100px;
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  box-shadow: var(--shadow-md);
}

/* 8步 */
.industry-steps {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 12px;
  margin-bottom: 60px;
}

.industry-step {
  position: relative;
  padding: 24px 16px;
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  text-align: center;
  transition: all 0.3s ease;
}

.industry-step:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-medium);
}

.step-num {
  width: 36px;
  height: 36px;
  margin: 0 auto 14px;
  border-radius: 50%;
  background: var(--bg-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 16px;
}

.step-highlight {
  background: linear-gradient(180deg, #ecfeff 0%, #fff 100%);
  border-color: var(--spirit-dt-glow);
}

.step-highlight .step-num {
  background: var(--gradient-text-cool);
  color: #fff;
}

.industry-step h4 {
  font-size: 15px;
  font-weight: 800;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.industry-step p {
  font-size: 12px;
  line-height: 1.6;
  color: var(--text-secondary);
}

/* 价值数据 */
.industry-value {
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-2xl);
  padding: 40px 32px;
}

.industry-value-title {
  text-align: center;
  font-size: 20px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 28px;
}

.value-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.value-card {
  padding: 24px 18px;
  background: var(--bg-cream);
  border-radius: var(--radius-lg);
  text-align: center;
  transition: all 0.3s ease;
}

.value-card:hover {
  transform: translateY(-3px);
  background: #fff;
  box-shadow: var(--shadow-md);
}

.value-label {
  font-size: 13px;
  color: var(--text-tertiary);
  margin-bottom: 12px;
  font-weight: 600;
}

.value-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.value-from {
  font-size: 12px;
  color: var(--text-muted);
  text-decoration: line-through;
}

.value-arrow {
  color: var(--text-tertiary);
  font-size: 14px;
}

.value-to {
  font-size: 14px;
  font-weight: 800;
  color: var(--text-primary);
}

.value-stat {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 3px;
  padding-top: 14px;
  border-top: 1px solid var(--border-light);
}

.value-stat-num {
  font-size: 36px;
  font-weight: 900;
  background: var(--gradient-text-cool);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-family: var(--font-mono);
  line-height: 1;
}

.value-stat-unit {
  font-size: 16px;
  font-weight: 700;
  color: var(--primary-500);
  background: var(--gradient-text-cool);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.value-stat-label {
  font-size: 12px;
  color: var(--text-tertiary);
  font-weight: 500;
  margin-left: 2px;
}

/* ===== Why Now ===== */
.section-why {
  background: var(--bg-white);
}

.text-why {
  background: linear-gradient(135deg, #8b5cf6 0%, #06b6d4 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 60px;
}

.why-card {
  padding: 32px 28px;
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
}

.why-card::after {
  content: "";
  position: absolute;
  top: -50%;
  right: -30%;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--spirit-dt-glow), transparent 70%);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.why-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--border-medium);
}

.why-card:hover::after {
  opacity: 1;
}

.why-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
}

.why-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--spirit-dt-soft);
  color: var(--primary-600);
}

.why-icon-team {
  background: var(--spirit-zl-soft);
  color: #7c3aed;
}

.why-icon-chat {
  background: var(--spirit-ts-soft);
  color: #d97706;
}

.why-icon svg {
  width: 30px;
  height: 30px;
}

.why-num {
  font-size: 56px;
  font-weight: 900;
  font-family: var(--font-mono);
  color: var(--border-light);
  line-height: 1;
}

.why-title {
  font-size: 22px;
  font-weight: 800;
  margin-bottom: 12px;
  color: var(--text-primary);
  position: relative;
  z-index: 1;
}

.why-desc {
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-secondary);
  position: relative;
  z-index: 1;
}

.why-conclusion {
  text-align: center;
  padding: 40px 20px;
  position: relative;
}

.why-conclusion-deco {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 200px;
  height: 200px;
  color: var(--primary-500);
  opacity: 0.1;
  animation: spin-slow 20s linear infinite;
}

.why-conclusion-deco svg {
  width: 100%;
  height: 100%;
}

@keyframes spin-slow {
  from {
    transform: translate(-50%, -50%) rotate(0deg);
  }
  to {
    transform: translate(-50%, -50%) rotate(360deg);
  }
}

.why-conclusion-text {
  font-size: 22px;
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: 8px;
  position: relative;
  z-index: 1;
  font-weight: 500;
}

.why-conclusion-text strong {
  color: var(--text-primary);
  font-weight: 800;
  font-size: 24px;
}

.why-conclusion-sub {
  font-size: 18px;
  color: var(--text-tertiary);
  position: relative;
  z-index: 1;
}

/* ===== 定价 ===== */
.section-pricing {
  background: var(--bg-cream);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 72px;
}

.pricing-card {
  position: relative;
  padding: 36px 28px;
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.pricing-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
}

.pricing-popular {
  border-color: var(--primary-500);
  background: linear-gradient(180deg, #ecfeff 0%, #fff 20%, #fff 100%);
  box-shadow: 0 10px 40px -10px rgba(6, 182, 212, 0.3);
  transform: translateY(-8px);
}

.pricing-popular:hover {
  transform: translateY(-14px);
  box-shadow: 0 20px 60px -10px rgba(6, 182, 212, 0.35);
}

.pricing-popular-flag {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  padding: 6px 18px;
  background: var(--gradient-text-hero);
  color: #fff;
  font-size: 12px;
  font-weight: 800;
  border-radius: 100px;
  white-space: nowrap;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.pricing-header {
  margin-bottom: 20px;
}

.pricing-name {
  font-size: 22px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.pricing-tag {
  font-size: 12px;
  color: var(--text-tertiary);
}

.pricing-price {
  display: flex;
  align-items: baseline;
  gap: 2px;
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-light);
}

.pricing-currency {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
}

.pricing-num {
  font-size: 48px;
  font-weight: 900;
  color: var(--text-primary);
  line-height: 1;
  font-family: var(--font-mono);
}

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

.pricing-period {
  font-size: 14px;
  color: var(--text-tertiary);
  margin-left: 4px;
}

.pricing-list {
  margin-bottom: 28px;
}

.pricing-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  font-size: 14px;
  color: var(--text-secondary);
}

.pricing-list .muted-text {
  color: var(--text-muted);
  text-decoration: line-through;
}

.check {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--spirit-ys-soft);
  color: var(--spirit-ys);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  flex-shrink: 0;
}

.muted {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--bg-soft);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  flex-shrink: 0;
}

/* Final CTA */
.final-cta {
  position: relative;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  padding: 72px 40px;
  text-align: center;
}

.final-cta-bg {
  position: absolute;
  inset: 0;
  background: var(--gradient-text-hero);
  opacity: 0.95;
}

.final-cta-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(
      circle at 20% 30%,
      rgba(255, 255, 255, 0.2) 0%,
      transparent 40%
    ),
    radial-gradient(
      circle at 80% 70%,
      rgba(255, 255, 255, 0.15) 0%,
      transparent 40%
    );
}

.final-cta-content {
  position: relative;
  z-index: 1;
  color: #fff;
}

.final-cta-badge {
  display: inline-block;
  padding: 6px 18px;
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 100px;
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 16px;
}

.final-cta-title {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 900;
  margin-bottom: 10px;
  letter-spacing: -0.5px;
}

.final-cta-sub {
  font-size: 17px;
  opacity: 0.9;
  margin-bottom: 32px;
  font-weight: 500;
}

.final-cta-btn {
  margin-bottom: 16px;
}

.final-cta .btn-primary {
  background: #fff;
  color: var(--primary-600);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.final-cta .btn-primary:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
}

.final-cta-note {
  font-size: 13px;
  opacity: 0.85;
  font-weight: 500;
}

/* ===== 页脚 ===== */
.footer {
  background: #0f172a;
  color: #94a3b8;
  padding: 60px 0 0;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: 60px;
  padding-bottom: 40px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  font-weight: 800;
  font-size: 18px;
}

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

.footer-tagline {
  font-size: 13px;
  color: #64748b;
  margin-bottom: 16px;
}

.footer-spirits {
  display: flex;
  gap: 8px;
}

.spirit-mini {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 800;
  color: #fff;
}

.spirit-mini-dt {
  background: var(--spirit-dt);
}
.spirit-mini-ts {
  background: var(--spirit-ts);
}
.spirit-mini-zl {
  background: var(--spirit-zl);
}
.spirit-mini-ys {
  background: var(--spirit-ys);
}

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

.footer-col-title {
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
}

.footer-col a {
  display: block;
  font-size: 13px;
  color: #64748b;
  padding: 4px 0;
}

.footer-col a:hover {
  color: var(--primary-500);
}

.footer-bottom {
  border-top: 1px solid rgba(148, 163, 184, 0.1);
  padding: 20px 0;
}

.footer-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  color: #475569;
}

.footer-links {
  display: flex;
  gap: 20px;
}

.footer-links a:hover {
  color: var(--primary-500);
}

/* ===== 滚动揭示 ===== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active {
  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;
}
.reveal-delay-5 {
  transition-delay: 0.5s;
}
.reveal-delay-6 {
  transition-delay: 0.6s;
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .section {
    padding: 80px 0;
  }

  .nav-links {
    display: none;
  }
  .nav-menu-btn {
    display: flex;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }

  .hero-content {
    order: 2;
  }
  .hero-visual {
    order: 1;
    min-height: 380px;
  }

  .hero-cta,
  .hero-friends {
    justify-content: center;
  }

  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }
  .stat-divider {
    display: none;
  }

  .pain-grid,
  .why-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
  }

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

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

  .value-grid,
  .industry-steps {
    grid-template-columns: repeat(4, 1fr);
  }

  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
  }

  .pricing-popular {
    transform: none;
  }
  .pricing-popular:hover {
    transform: translateY(-6px);
  }

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

  .collab-flow {
    flex-direction: column;
    gap: 12px;
  }
  .collab-arrow {
    transform: rotate(90deg);
  }
}

@media (max-width: 640px) {
  .section {
    padding: 60px 0;
  }
  .nav-actions .btn-ghost {
    display: none;
  }

  .hero {
    padding: 100px 0 30px;
  }
  .hero-title {
    font-size: 38px;
  }
  .hero-subtitle {
    font-size: 15px;
  }
  .hero-image-wrap {
    width: 280px;
    height: 280px;
  }
  .hero-image {
    width: 220px;
    height: 220px;
  }
  .spirit-badge {
    transform: scale(0.85);
  }

  .hero-stats {
    grid-template-columns: 1fr 1fr;
    padding: 24px 16px;
    gap: 16px;
  }
  .stat-big {
    font-size: 36px;
  }

  .ability-card {
    flex-direction: column;
  }
  .ability-illus {
    height: 180px;
  }

  .agents-grid,
  .value-grid,
  .industry-steps {
    grid-template-columns: 1fr;
  }

  .industry-hero-img {
    height: 180px;
  }

  .footer-cols {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }

  .footer-bottom-inner {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .final-cta {
    padding: 48px 24px;
  }

  .collab-demo {
    padding: 28px 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}