@charset "UTF-8";

:root {
  --color-bg-primary: #0a0a1a;
  --color-bg-secondary: #0d0d2b;
  --color-bg-card: rgba(255, 255, 255, 0.04);
  --color-bg-card-hover: rgba(255, 255, 255, 0.08);
  --color-bg-elevated: #12122e;
  --color-accent: #7c5ce7;
  --color-accent-light: #a78bfa;
  --color-accent-glow: rgba(124, 92, 231, 0.3);
  --color-warm: #ff6b9d;
  --color-warm-light: #ff8fb3;
  --color-warm-glow: rgba(255, 107, 157, 0.3);
  --gradient-primary: linear-gradient(135deg, #7c5ce7, #a78bfa);
  --gradient-warm: linear-gradient(135deg, #ff6b9d, #ff8fb3);
  --gradient-hero: linear-gradient(180deg, #0a0a1a 0%, #0d0d2b 50%, #1a1040 100%);
  --gradient-card: linear-gradient(135deg, rgba(124, 92, 231, 0.1), rgba(255, 107, 157, 0.1));
  --color-text-primary: #e8e8f0;
  --color-text-secondary: #a0a0b8;
  --color-text-muted: #6b6b85;
  --color-text-white: #ffffff;
  --color-border: rgba(255, 255, 255, 0.08);
  --color-border-light: rgba(255, 255, 255, 0.12);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
  --shadow-glow-accent: 0 0 30px rgba(124, 92, 231, 0.3);
  --shadow-glow-warm: 0 0 30px rgba(255, 107, 157, 0.3);
  --font-family-base: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-family-title: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-md: 1.125rem;
  --fs-lg: 1.25rem;
  --fs-xl: 1.5rem;
  --fs-2xl: 2rem;
  --fs-3xl: 2.5rem;
  --fs-4xl: 3rem;
  --fs-hero: 3.5rem;
  --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: 5rem;
  --space-section: 6rem;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 50%;
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  --container-max: 1200px;
  --header-height: 72px;
}

*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family-base);
  font-size: var(--fs-base);
  line-height: 1.6;
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overscroll-behavior-y: none;
}

a {
  color: inherit;
  text-decoration: none;
  -webkit-tap-highlight-color: transparent;
}

ul, ol { list-style: none; }
img { max-width: 100%; height: auto; display: block; }

button {
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
  -webkit-tap-highlight-color: transparent;
}

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

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

.section__header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section__label {
  display: inline-block;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-accent-light);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-md);
  padding: var(--space-xs) var(--space-lg);
  border: 1px solid rgba(124, 92, 231, 0.3);
  border-radius: var(--radius-full);
  background: rgba(124, 92, 231, 0.08);
}

.section__title {
  font-family: var(--font-family-title);
  font-size: var(--fs-3xl);
  font-weight: 700;
  color: var(--color-text-white);
  margin-bottom: var(--space-md);
  line-height: 1.3;
}

.section__subtitle {
  font-size: var(--fs-md);
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 14px 32px;
  font-size: var(--fs-base);
  font-weight: 600;
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity var(--transition-fast);
  pointer-events: none;
}

.btn:hover::after { opacity: 0.3; }

.btn--primary {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: var(--shadow-glow-accent);
}

.btn--primary::after { background: linear-gradient(135deg, #8f6ff0, #b9a0ff); }

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 40px rgba(124, 92, 231, 0.5);
}

.btn--warm {
  background: var(--gradient-warm);
  color: #fff;
  box-shadow: var(--shadow-glow-warm);
}

.btn--warm::after { background: linear-gradient(135deg, #ff80a8, #ffa3c4); }

.btn--warm:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 40px rgba(255, 107, 157, 0.5);
}

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

.btn--outline:hover {
  background: rgba(124, 92, 231, 0.1);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow-accent);
}

/* 星星评论 */
.aiarticle-comment-rating-icon{
    display:inline-block !important;
    width:auto !important;
    height:auto !important;
    margin-right:2px;
    color:#ffb400 !important;
    font-style:normal !important;
    font-weight:normal !important;
    line-height:1 !important;
    vertical-align:middle;
    text-decoration:none !important;
}

.aiarticle-comment-rating-icon:before{
    font-family:Arial,"Segoe UI Symbol","Noto Sans Symbols","Microsoft YaHei",sans-serif !important;
    font-style:normal !important;
    font-weight:normal !important;
    line-height:1 !important;
}

.aiarticle-comment-rating-icon.fa-star:before{
    content:"\2605" !important;
}

.aiarticle-comment-rating-icon.fa-star-o:before{
    content:"\2606" !important;
}

.aiarticle-comment-rating-icon:last-child{
    margin-right:0;
}
/* 结束 */

.btn--lg { padding: 18px 40px; font-size: var(--fs-lg); }
.btn--sm { padding: 10px 22px; font-size: var(--fs-sm); }

.icon {
  display: inline-block;
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  position: relative;
}

.icon::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: 100% 100%;
  background-repeat: no-repeat;
  background-position: center center;
}

.icon--sm { width: 18px; height: 18px; }
.icon--md { width: 24px; height: 24px; }
.icon--lg { width: 32px; height: 32px; }
.icon--xl { width: 40px; height: 40px; }

.icon--menu::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M3 6h18M3 12h18M3 18h18' fill='none' stroke='%23a0a0b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

.icon--close::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M18 6L6 18M6 6l12 12' fill='none' stroke='%23a0a0b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

.icon--download::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M21 15v4a2 2 0 01-2 2H5a2 2 0 01-2-2v-4' fill='none' stroke='%23ffffff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3Cpath d='M7 10l5 5 5-5' fill='none' stroke='%23ffffff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3Cpath d='M12 15V3' fill='none' stroke='%23ffffff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

.icon--arrow-up::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 19V5M5 12l7-7 7 7' fill='none' stroke='%23ffffff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

.icon--sparkle::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 2l1.5 4.5L18 9l-4.5 1.5L12 15l-1.5-4.5L6 9l4.5-1.5z' fill='%23a78bfa'/%3E%3Cpath d='M19 15l.75 2.25L22 18l-2.25.75L19 21l-.75-2.25L16 18l2.25-.75z' fill='%23a78bfa' opacity='.6'/%3E%3Cpath d='M5 15l.75 2.25L8 18l-2.25.75L5 21l-.75-2.25L2 18l2.25-.75z' fill='%23a78bfa' opacity='.4'/%3E%3C/svg%3E");
}

.icon--role::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Ccircle cx='12' cy='10' r='3' fill='none' stroke='%23a78bfa' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3Cpath d='M12 2a8 8 0 00-8 8c0 5.4 8 12 8 12s8-6.6 8-12a8 8 0 00-8-8z' fill='none' stroke='%23a78bfa' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

.icon--chat::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M21 15a2 2 0 01-2 2H7l-4 4V5a2 2 0 012-2h14a2 2 0 012 2z' fill='none' stroke='%23a78bfa' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

.icon--brain::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 2a4 4 0 014 4c0 1.1-.4 2.1-1.1 2.8l2.8 2.8a4 4 0 010 5.6l-2.8 2.8A4 4 0 0112 22a4 4 0 01-4-4c0-1.1.4-2.1 1.1-2.8L6.3 13.6a4 4 0 010-5.6L9 6.2A4 4 0 0112 2z' fill='none' stroke='%23a78bfa' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3Ccircle cx='12' cy='12' r='2' fill='none' stroke='%23a78bfa' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

.icon--user::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M20 21v-2a4 4 0 00-4-4H8a4 4 0 00-4 4v2' fill='none' stroke='%23a0a0b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3Ccircle cx='12' cy='7' r='4' fill='none' stroke='%23a0a0b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

.icon--custom::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Ccircle cx='12' cy='12' r='3' fill='none' stroke='%23a78bfa' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3Ccircle cx='12' cy='12' r='10' fill='none' stroke='%23a78bfa' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3Cpath d='M12 2v2M12 20v2M2 12h2M20 12h2M4.93 4.93l1.41 1.41M17.66 17.66l1.41 1.41M4.93 19.07l1.41-1.41M17.66 6.34l1.41-1.41' fill='none' stroke='%23a78bfa' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

.icon--shield::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 22s8-4 8-10V5l-8-3-8 3v7c0 6 8 10 8 10z' fill='none' stroke='%23a0a0b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

.icon--heart::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M20.84 4.61a5.5 5.5 0 00-7.78 0L12 5.67l-1.06-1.06a5.5 5.5 0 00-7.78 7.78l1.06 1.06L12 21.23l7.78-7.78 1.06-1.06a5.5 5.5 0 000-7.78z' fill='none' stroke='%23ff6b9d' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

.icon--check::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M20 6L9 17l-5-5' fill='none' stroke='%237c5ce7' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

.icon--quote::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M10 11H7c.4-1.7 1.4-3.1 2.9-4.1L8.5 4.8c-2.4 1.5-3.8 3.9-3.6 6.6.1 2 .7 3.7 2 4.6 1.1.8 2.4 1 3.9.8l.1-1.8c-.6 0-1.2-.1-1.7-.4-.5-.3-.9-.8-1.1-1.4-.2-.6-.3-1.3-.2-2.2zm9 0h-2.9c.4-1.7 1.4-3.1 2.9-4.1l-1.4-2.1c-2.4 1.5-3.8 3.9-3.6 6.6.1 2 .7 3.7 2 4.6 1.1.8 2.4 1 3.9.8l.1-1.8c-.6 0-1.2-.1-1.7-.4-.5-.3-.9-.8-1.1-1.4-.2-.6-.3-1.3-.2-2.2z' fill='%236b6b85'/%3E%3C/svg%3E");
}

.icon--message::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M21 11.5a8.38 8.38 0 01-.9 3.8 8.5 8.5 0 01-7.6 4.7 8.38 8.38 0 01-3.8-.9L3 21l1.9-5.7a8.38 8.38 0 01-.9-3.8 8.5 8.5 0 014.7-7.6 8.38 8.38 0 013.8-.9h.5a8.48 8.48 0 018 8v.5z' fill='none' stroke='%23a78bfa' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

.icon--phone::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Crect x='5' y='2' width='14' height='20' rx='2' ry='2' fill='none' stroke='%23a78bfa' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3Cpath d='M12 18h.01' fill='none' stroke='%23a78bfa' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

.icon--chevron-down::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M6 9l6 6 6-6' fill='none' stroke='%23a0a0b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

.icon--chevron-right::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M9 18l6-6-6-6' fill='none' stroke='%23a0a0b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

.icon--chevron-left::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M15 18l-6-6 6-6' fill='none' stroke='%23a0a0b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

.icon--star::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpolygon points='12 2 15.09 8.26 22 9.27 17 14.14 18.18 21.02 12 17.77 5.82 21.02 7 14.14 2 9.27 8.91 8.26 12 2' fill='%23f0c040'/%3E%3C/svg%3E");
}

.icon--feature-1 {
  width: 160px;
  height: 120px;
}

.icon--feature-1::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 160 120'%3E%3Cdefs%3E%3ClinearGradient id='grad1' x1='0%25' y1='0%25' x2='100%25' y2='100%25'%3E%3Cstop offset='0%25' style='stop-color:%237c5ce7;stop-opacity:0.8'/%3E%3Cstop offset='100%25' style='stop-color:%23ff6b9d;stop-opacity:0.8'/%3E%3C/linearGradient%3E%3C/defs%3E%3Crect x='10' y='10' width='140' height='100' rx='12' fill='url(%23grad1)'/%3E%3Ccircle cx='80' cy='50' r='25' fill='rgba(255,255,255,0.2)'/%3E%3Ccircle cx='80' cy='50' r='18' fill='rgba(255,255,255,0.3)'/%3E%3Ccircle cx='80' cy='50' r='10' fill='rgba(255,255,255,0.5)'/%3E%3Cpath d='M65 75l5-5 10 10 15-15 5 5-15 15-10-10-5 5z' fill='rgba(255,255,255,0.8)'/%3E%3C/svg%3E");
}

.icon--feature-2 {
  width: 160px;
  height: 120px;
}

.icon--feature-2::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 160 120'%3E%3Cdefs%3E%3ClinearGradient id='grad2' x1='0%25' y1='0%25' x2='100%25' y2='100%25'%3E%3Cstop offset='0%25' style='stop-color:%23ff6b9d;stop-opacity:0.8'/%3E%3Cstop offset='100%25' style='stop-color:%23ff8fb3;stop-opacity:0.8'/%3E%3C/linearGradient%3E%3C/defs%3E%3Crect x='10' y='10' width='140' height='100' rx='12' fill='url(%23grad2)'/%3E%3Cpath d='M80 35c-20 0-35 15-35 35s15 25 35 35c20 0 35-10 35-25s-15-35-35-35z' fill='rgba(255,255,255,0.3)'/%3E%3Cpath d='M80 40c-15 0-28 12-28 28s13 22 28 28c15 0 28-7 28-18s-13-28-28-28z' fill='rgba(255,255,255,0.5)'/%3E%3Ccircle cx='65' cy='55' r='4' fill='rgba(255,255,255,0.8)'/%3E%3Ccircle cx='95' cy='55' r='4' fill='rgba(255,255,255,0.8)'/%3E%3C/svg%3E");
}

.icon--feature-3 {
  width: 160px;
  height: 120px;
}

.icon--feature-3::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 160 120'%3E%3Cdefs%3E%3ClinearGradient id='grad3' x1='0%25' y1='0%25' x2='100%25' y2='100%25'%3E%3Cstop offset='0%25' style='stop-color:%23a78bfa;stop-opacity:0.8'/%3E%3Cstop offset='100%25' style='stop-color:%237c5ce7;stop-opacity:0.8'/%3E%3C/linearGradient%3E%3C/defs%3E%3Crect x='10' y='10' width='140' height='100' rx='12' fill='url(%23grad3)'/%3E%3Ccircle cx='80' cy='45' r='18' fill='rgba(255,255,255,0.3)'/%3E%3Ccircle cx='65' cy='40' r='6' fill='rgba(255,255,255,0.5)'/%3E%3Ccircle cx='95' cy='40' r='6' fill='rgba(255,255,255,0.5)'/%3E%3Cpath d='M70 55q5 8 10 0 5 8 10 0' stroke='rgba(255,255,255,0.6)' stroke-width='3' fill='none'/%3E%3Crect x='40' y='70' width='80' height='30' rx='6' fill='rgba(255,255,255,0.2)'/%3E%3Cline x1='50' y1='80' x2='70' y2='80' stroke='rgba(255,255,255,0.5)' stroke-width='3'/%3E%3Cline x1='50' y1='90' x2='110' y2='90' stroke='rgba(255,255,255,0.4)' stroke-width='2'/%3E%3C/svg%3E");
}

.icon--feature-4 {
  width: 160px;
  height: 120px;
}

.icon--feature-4::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 160 120'%3E%3Cdefs%3E%3ClinearGradient id='grad4' x1='0%25' y1='0%25' x2='100%25' y2='100%25'%3E%3Cstop offset='0%25' style='stop-color:%237c5ce7;stop-opacity:0.8'/%3E%3Cstop offset='100%25' style='stop-color:%23a78bfa;stop-opacity:0.8'/%3E%3C/linearGradient%3E%3C/defs%3E%3Crect x='10' y='10' width='140' height='100' rx='12' fill='url(%23grad4)'/%3E%3Cpath d='M30 50l50-20v40z' fill='rgba(255,255,255,0.2)'/%3E%3Cpath d='M80 30h50v40l-50 20v-40z' fill='rgba(255,255,255,0.3)'/%3E%3Ccircle cx='60' cy='50' r='8' fill='rgba(255,255,255,0.5)'/%3E%3Ccircle cx='110' cy='50' r='8' fill='rgba(255,255,255,0.5)'/%3E%3Cpath d='M75 80h10' stroke='rgba(255,255,255,0.6)' stroke-width='4' stroke-linecap='round'/%3E%3C/svg%3E");
}

.icon--feature-5 {
  width: 160px;
  height: 120px;
}

.icon--feature-5::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 160 120'%3E%3Cdefs%3E%3ClinearGradient id='grad5' x1='0%25' y1='0%25' x2='100%25' y2='100%25'%3E%3Cstop offset='0%25' style='stop-color:%23a78bfa;stop-opacity:0.8'/%3E%3Cstop offset='100%25' style='stop-color:%23ff6b9d;stop-opacity:0.8'/%3E%3C/linearGradient%3E%3C/defs%3E%3Crect x='10' y='10' width='140' height='100' rx='12' fill='url(%23grad5)'/%3E%3Ccircle cx='80' cy='60' r='35' fill='rgba(255,255,255,0.2)'/%3E%3Ccircle cx='80' cy='60' r='25' fill='rgba(255,255,255,0.3)'/%3E%3Cpath d='M60 45l5 15 15 5-15 5-5 15-5-15-15-5 15-5 5-15z' fill='rgba(255,255,255,0.5)'/%3E%3Ccircle cx='55' cy='75' r='6' fill='rgba(255,255,255,0.4)'/%3E%3Ccircle cx='105' cy='50' r='5' fill='rgba(255,255,255,0.4)'/%3E%3C/svg%3E");
}

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  background: rgba(10, 10, 26, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
  transform: translateZ(0);
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  overscroll-behavior: none;
}

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

.header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-family-title);
  font-size: var(--fs-xl);
  font-weight: 700;
  color: var(--color-text-white);
  transition: opacity var(--transition-fast);
  z-index: 1001;
}

.header__logo:hover { opacity: 0.85; }

.header__logo-img {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  object-fit: contain;
}

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

.header__nav { display: flex; align-items: center; }

.header__menu { display: flex; align-items: center; gap: var(--space-xs); }

.header__menu-item { position: relative; }

.header__menu-link {
  display: block;
  padding: var(--space-sm) var(--space-md);
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  position: relative;
}

.header__menu-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  border-radius: 1px;
  transition: width var(--transition-base);
}

.header__menu-link:hover,
.header__menu-link--active {
  color: var(--color-text-white);
}

.header__menu-link:hover::after,
.header__menu-link--active::after {
  width: 60%;
}

.header__download-btn {
  display: none;
  flex-direction: row;
  justify-content: center;
  align-items: center;
  gap: 4px;
  height: 32px;
  padding: 0 16px;
  cursor: pointer;
  z-index: 1001;
  border-radius: var(--radius-full);
  color: #fff;
  font-size: var(--fs-xs);
  font-weight: 600;
  background: var(--gradient-primary);
  box-shadow: var(--shadow-glow-accent);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.header__download-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 20px rgba(124, 92, 231, 0.5);
}

.header__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  padding: 8px;
  cursor: pointer;
  z-index: 1001;
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast);
}

.header__hamburger:hover { background: rgba(255, 255, 255, 0.05); }

.mobile-menu-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 999;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.mobile-menu-overlay--visible {
  opacity: 1;
  pointer-events: auto;
}

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  background: var(--gradient-hero);
  padding: calc(var(--header-height) + var(--space-3xl)) 0 var(--space-3xl);
}

.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero__bg-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.15;
}

.hero__bg-orb--1 {
  width: 400px;
  height: 400px;
  background: var(--color-accent);
  top: 10%;
  left: -5%;
  animation: float 8s ease-in-out infinite;
}

.hero__bg-orb--2 {
  width: 300px;
  height: 300px;
  background: var(--color-warm);
  bottom: 15%;
  right: -5%;
  animation: float 10s ease-in-out infinite 1s;
}

.hero__bg-orb--3 {
  width: 200px;
  height: 200px;
  background: var(--color-accent-light);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: float 12s ease-in-out infinite 2s;
}

.hero__content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
  position: relative;
  z-index: 1;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 6px 20px;
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--color-accent-light);
  border: 1px solid rgba(124, 92, 231, 0.3);
  border-radius: var(--radius-full);
  background: rgba(124, 92, 231, 0.08);
  margin-bottom: var(--space-xl);
  animation: fadeInUp 0.8s ease;
}

.hero__title {
  font-family: var(--font-family-title);
  font-size: var(--fs-hero);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: var(--space-lg);
  animation: fadeInUp 0.8s ease 0.1s both;
}

.hero__title-gradient {
  display: block;
  font-size: var(--fs-3xl);
  font-weight: 700;
  background: linear-gradient(135deg, #a78bfa 0%, #ff6b9d 50%, #7c5ce7 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__desc {
  font-size: var(--fs-lg);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2xl);
  line-height: 1.8;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
  animation: fadeInUp 0.8s ease 0.2s both;
}

.hero__update-time {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  margin-top: 25px;
}

.hero__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  flex-wrap: wrap;
  animation: fadeInUp 0.8s ease 0.3s both;
}

.hero__scroll {
  position: absolute;
  bottom: var(--space-xl);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  color: var(--color-text-muted);
  font-size: var(--fs-xs);
  animation: bounce 2s ease-in-out infinite;
  z-index: 1;
}

.highlights {
  background: var(--color-bg-secondary);
  position: relative;
}

.highlights__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.highlights__card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  text-align: center;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.highlights__card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.highlights__card:hover {
  transform: translateY(-6px);
  border-color: var(--color-border-light);
  box-shadow: var(--shadow-glow-accent);
}

.highlights__card:hover::before { transform: scaleX(1); }

.highlights__icon-box {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  border-radius: var(--radius-lg);
  background: var(--gradient-card);
  margin-bottom: var(--space-lg);
}

.highlights__card-title {
  font-size: var(--fs-lg);
  font-weight: 600;
  color: var(--color-text-white);
  margin-bottom: var(--space-sm);
}

.highlights__card-desc {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  line-height: 1.7;
}

.highlights__stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
  margin-top: var(--space-3xl);
  padding-top: var(--space-3xl);
  border-top: 1px solid var(--color-border);
}

.highlights__stat { text-align: center; }

.highlights__stat-num {
  font-family: var(--font-family-title);
  font-size: var(--fs-3xl);
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.highlights__stat-label {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-xs);
}

.features { position: relative; }

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

.features__item {
  display: flex;
  gap: var(--space-lg);
  padding: var(--space-2xl);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.features__item:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-glow-accent);
  transform: translateY(-4px);
}

.features__item:active { transform: scale(0.98); }

.features__item-icon {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--gradient-card);
}

.features__item-content { flex: 1; }

.features__item-title {
  font-size: var(--fs-lg);
  font-weight: 600;
  color: var(--color-text-white);
  margin-bottom: var(--space-sm);
}

.features__item-desc {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  line-height: 1.7;
}

.features__item-visual {
  flex-shrink: 0;
  width: 160px;
  height: 120px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.features__item--full { grid-column: 1 / -1; }

.features__item--full .features__item-visual {
  width: 200px;
  height: 140px;
}

.features__item--full .features__item-visual .icon--feature-5 {
  width: 100%;
  height: 100%;
}

.characters {
  background: var(--color-bg-secondary);
  position: relative;
}

.characters__wrapper {
  position: relative;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  overflow: hidden;
  padding: 20px 0;
}

.characters__track {
  display: flex;
  gap: 20px;
  padding: 0 40px;
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--color-accent) transparent;
}

.characters__track::-webkit-scrollbar {
  height: 6px;
}

.characters__track::-webkit-scrollbar-track {
  background: transparent;
}

.characters__track::-webkit-scrollbar-thumb {
  background: var(--color-accent);
  border-radius: 3px;
}

.characters__track::-webkit-scrollbar-thumb:hover {
  background: var(--color-accent-light);
}

.characters__card {
  flex: 0 0 auto;
  width: 260px;
  height: 420px;
  border-radius: 12px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}

.characters__card-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.reviews { position: relative; }

.reviews__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.reviews__card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  transition: all var(--transition-base);
}

.reviews__card:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.reviews__stars { display: flex; gap: 3px; margin-bottom: var(--space-md); }

.reviews__text {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-lg);
  font-style: italic;
}

.reviews__author {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
}

.reviews__author-avatar {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.reviews__author-info { flex: 1; }

.reviews__author-name {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-text-white);
  margin: 0;
  padding: 0;
}

.reviews__author-role {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  margin: 0;
  padding: 0;
}

.download {
  background: var(--color-bg-secondary);
  position: relative;
  overflow: hidden;
}

.download__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.download__bg-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.08;
}

.download__bg-orb--1 {
  width: 500px;
  height: 500px;
  background: var(--color-accent);
  top: -20%;
  right: -10%;
}

.download__bg-orb--2 {
  width: 400px;
  height: 400px;
  background: var(--color-warm);
  bottom: -10%;
  left: -5%;
}

.download__content {
  position: relative;
  z-index: 1;
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
}

.download__card {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-3xl) var(--space-2xl);
  margin-top: var(--space-3xl);
}

.download__card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 80px;
  height: 80px;
  margin: 0 auto var(--space-xl);
  border-radius: var(--radius-xl);
  background: var(--gradient-card);
}

.download__card-title {
  font-size: var(--fs-2xl);
  font-weight: 700;
  color: var(--color-text-white);
  margin-bottom: var(--space-sm);
}

.download__card-desc {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xl);
}

.download__steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-2xl);
  padding-top: var(--space-2xl);
  border-top: 1px solid var(--color-border);
}

.download__step { text-align: center; }

.download__step-num {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--gradient-primary);
  color: #fff;
  font-size: var(--fs-sm);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-sm);
}

.download__step-text {
  font-size: var(--fs-xs);
  color: var(--color-text-secondary);
}

.download__info {
  display: flex;
  justify-content: center;
  gap: var(--space-2xl);
  margin-top: var(--space-2xl);
  flex-wrap: wrap;
}

.download__info-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
}

.faq { position: relative; }

.faq__list {
  max-width: 760px;
  margin: 0 auto;
}

.faq__item {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
  overflow: hidden;
  transition: all var(--transition-base);
}

.faq__item--open {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-glow-accent);
}

.faq__question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-lg) var(--space-xl);
  font-size: var(--fs-base);
  font-weight: 600;
  color: var(--color-text-primary);
  text-align: left;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.faq__question:hover { color: var(--color-accent-light); }

.faq__question-icon {
  flex-shrink: 0;
  transition: transform var(--transition-base);
}

.faq__item--open .faq__question-icon {
  transform: rotate(180deg);
}

.faq__item--open .faq__answer {
  max-height: 500px;
}

.faq__item--open .faq__answer-inner {
  padding-top: var(--space-sm);
}

.faq__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow), padding var(--transition-base);
}

.faq__answer-inner {
  padding: 0 var(--space-xl) var(--space-lg);
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  line-height: 1.8;
}

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

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

.footer__brand-desc {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-top: var(--space-md);
}

.footer__col-title {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-text-white);
  margin-bottom: var(--space-lg);
}

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

.footer__link {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.footer__link:hover { color: var(--color-accent-light); }

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: var(--space-xl);
  border-top: 1px solid var(--color-border);
  flex-wrap: wrap;
  gap: var(--space-md);
}

.footer__copyright {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
}

.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 900;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-base);
  cursor: pointer;
  box-shadow: var(--shadow-glow-accent);
}

.back-to-top--visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  transform: translateY(-4px);
  box-shadow: 0 0 40px rgba(124, 92, 231, 0.5);
}

@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-30px) scale(1.05); }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(10px); }
}

@keyframes modalIn {
  from { opacity: 0; transform: scale(0.95) translateY(20px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

@keyframes slideInRight {
  from { transform: translateX(100%); }
  to { transform: translateX(0); }
}

.fade-up {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1024px) {
  :root {
    --fs-hero: 2.5rem;
    --fs-3xl: 2rem;
    --fs-2xl: 1.6rem;
    --space-section: 4rem;
  }

  .highlights__grid { grid-template-columns: repeat(2, 1fr); }
  .features__grid { grid-template-columns: 1fr; }
  .features__item { flex-direction: column; align-items: flex-start; }
  .features__item-visual { width: 140px; height: 105px; }
  .features__item--full .features__item-visual { width: 180px; height: 130px; }
  .reviews__grid { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: repeat(3, 1fr); }
  .footer__brand { grid-column: 1 / -1; margin-bottom: var(--space-xl); }
  .highlights__stats { grid-template-columns: repeat(2, 1fr); }
  .download__steps { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  :root {
    --fs-hero: 2rem;
    --fs-3xl: 1.75rem;
    --fs-2xl: 1.5rem;
    --space-section: 3rem;
    --header-height: 60px;
  }

  .header__download-btn { display: flex; }

  .header__nav {
    position: fixed;
    top: 0;
    right: 0;
    width: 280px;
    background: rgba(10, 10, 26, 0.98);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    transform: translateX(100%);
    transition: transform var(--transition-base);
    z-index: 1000;
    flex-direction: column;
    align-items: flex-start;
    padding: calc(var(--header-height) + var(--space-xl)) var(--space-xl);
    border-left: 1px solid var(--color-border);
  }

  .header__nav--open { transform: translateX(0); }

  .header__menu { flex-direction: column; align-items: flex-start; gap: var(--space-sm); width: 100%; }

  .header__menu-link { padding: var(--space-md) var(--space-lg); font-size: var(--fs-base); }

  .header__hamburger { display: flex; }

  .mobile-menu-overlay { display: block; }

  .highlights__grid { grid-template-columns: 1fr; }
  .reviews__grid { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: repeat(3, 1fr); }
  .footer__brand { grid-column: 1 / -1; margin-bottom: var(--space-xl); }
  .highlights__stats { grid-template-columns: repeat(2, 1fr); }
  .download__steps { grid-template-columns: 1fr; }

  .characters__track { padding: 0 20px; }
  .characters__card { width: 200px; height: 360px; }

  .features__item-visual { display: none; }
}