/* =============================================
   Homepage Sections — 浅色主题
   从 preview_homepage_v2.html 迁移
   ============================================= */

/* 变量映射（使用 homepage-v2.css 的 :root 变量） */

/* ====== SECTION COMMON ====== */
.section-v1 { padding: 90px 0; position: relative; overflow: hidden; }
.section-alt { background: #f8f9fe; }
.container-v1 { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

.section-noise {
  position: relative;
  background: var(--hp-s2, #faf8ff);
  overflow: hidden;
}
.section-noise::before {
  content: ''; position: absolute;
  width: 400px; height: 400px; border-radius: 50%;
  top: -100px; left: -80px;
  background: radial-gradient(circle, rgba(109,40,217,0.12) 0%, rgba(109,40,217,0.04) 40%, transparent 70%);
  animation: hp-deco-drift-1 20s ease-in-out infinite;
}
.section-noise::after {
  content: ''; position: absolute;
  width: 350px; height: 350px; border-radius: 50%;
  bottom: -80px; right: -60px;
  background: radial-gradient(circle, rgba(139,92,246,0.10) 0%, rgba(139,92,246,0.03) 40%, transparent 70%);
  animation: hp-deco-drift-2 25s ease-in-out infinite;
}
@keyframes hp-deco-drift-1 {
  0%,100% { transform: translate(0,0) scale(1); }
  25% { transform: translate(120px,60px) scale(1.15); }
  50% { transform: translate(80px,120px) scale(0.95); }
  75% { transform: translate(-30px,80px) scale(1.1); }
}
@keyframes hp-deco-drift-2 {
  0%,100% { transform: translate(0,0) scale(1); }
  25% { transform: translate(-100px,-50px) scale(1.1); }
  50% { transform: translate(-60px,-100px) scale(0.9); }
  75% { transform: translate(40px,-60px) scale(1.05); }
}
.bg-shape {
  position: absolute; pointer-events: none; z-index: 0;
}
.bg-shape-1 {
  width: 120px; height: 120px; border-radius: 50%;
  border: 2px solid rgba(109,40,217,0.12);
  top: 15%; right: 8%;
  animation: hp-shape-float-1 18s ease-in-out infinite;
}
.bg-shape-2 {
  width: 80px; height: 80px; border-radius: 12px;
  background: rgba(139,92,246,0.06);
  bottom: 20%; left: 5%;
  transform: rotate(30deg);
  animation: hp-shape-float-2 15s ease-in-out infinite;
}
.bg-shape-3 {
  width: 60px; height: 60px; border-radius: 50%;
  background: rgba(5,150,105,0.08);
  top: 60%; right: 20%;
  animation: hp-shape-float-3 12s ease-in-out infinite;
}
.bg-shape-ring {
  width: 200px; height: 200px; border-radius: 50%;
  border: 2px solid rgba(109,40,217,0.10);
  bottom: 10%; left: 5%;
  animation: hp-ring-spin 35s linear infinite;
}
@keyframes hp-shape-float-1 {
  0%,100% { transform: translate(0,0) rotate(0deg); }
  25% { transform: translate(-30px,20px) rotate(45deg); }
  50% { transform: translate(-15px,40px) rotate(90deg); }
  75% { transform: translate(20px,15px) rotate(135deg); }
}
@keyframes hp-shape-float-2 {
  0%,100% { transform: rotate(30deg) translate(0,0); }
  33% { transform: rotate(60deg) translate(40px,-20px); }
  66% { transform: rotate(15deg) translate(-20px,30px); }
}
@keyframes hp-shape-float-3 {
  0%,100% { transform: scale(1); opacity: 0.1; }
  50% { transform: scale(1.5); opacity: 0.2; }
}
.section-noise > .container-v1 { position: relative; z-index: 1; }

/* Section Header */
.section-header { text-align: center; margin-bottom: 56px; }
.section-tag { display: inline-block; background: var(--hp-s2); color: var(--hp-purple); font-size: 12px; font-weight: 700; padding: 5px 14px; border-radius: 16px; margin-bottom: 14px; letter-spacing: 2px; text-transform: uppercase; }
.section-header h2 { font-size: 34px; font-weight: 800; color: var(--hp-text); margin-bottom: 12px; letter-spacing: -0.5px; display: inline-block; position: relative; }
.section-header h2::after {
  content: ''; position: absolute; bottom: -6px; left: 50%;
  width: 50px; height: 3px; border-radius: 2px;
  background: var(--hp-grad);
  transform: translateX(-50%);
  transition: width 0.4s;
}
.section-header:hover h2::after { width: 90px; }
.section-header p { font-size: 16px; color: var(--hp-text2); max-width: 550px; margin: 0 auto; }

/* ====== 核心服务 — 2大+6小 ====== */
.services-featured {
  display: grid; grid-template-columns: 1fr 1fr; gap: 20px;
  margin-bottom: 20px;
}
.service-card-lg {
  background: var(--hp-surface); border: 1px solid var(--hp-border); border-radius: 20px;
  padding: 36px 32px; display: flex; gap: 24px; align-items: flex-start;
  transition: all 0.3s; cursor: pointer; position: relative; overflow: hidden;
}
.service-card-lg::after {
  content: ''; position: absolute; top: 0; right: 0;
  width: 120px; height: 120px; border-radius: 50%;
  background: var(--hp-s2); opacity: 0.5;
  transform: translate(40px,-40px);
}
.service-card-lg:hover { box-shadow: var(--hp-shadow-lg); transform: translateY(-4px); }
.service-card-lg .sc-icon { width: 56px; height: 56px; border-radius: 16px; display: flex; align-items: center; justify-content: center; font-size: 26px; flex-shrink: 0; position: relative; z-index: 1; transition: transform 0.3s; }
.service-card-lg:hover .sc-icon { transform: scale(1.12); }
.service-card-lg .sc-body { position: relative; z-index: 1; }
.service-card-lg h3 { font-size: 19px; font-weight: 700; margin-bottom: 10px; color: var(--hp-text); }
.service-card-lg .sc-desc { font-size: 14px; color: var(--hp-text2); line-height: 1.7; margin-bottom: 14px; }
.service-card-lg .sc-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.service-card-lg .sc-tags span { background: rgba(123,45,254,0.08); border: 1px solid var(--hp-border); padding: 4px 12px; border-radius: 8px; font-size: 12px; color: var(--hp-text2); font-weight: 500; transition: all 0.2s; }
.service-card-lg .sc-tags span:hover { background: var(--hp-s2); border-color: var(--hp-p2); color: var(--hp-purple); }

.services-grid {
  display: grid; grid-template-columns: repeat(3,1fr); gap: 20px;
}
.service-card-sm {
  background: var(--hp-surface); border: 1px solid var(--hp-border); border-radius: 16px;
  padding: 28px 24px; transition: all 0.3s; cursor: pointer;
}
.service-card-sm:hover { box-shadow: var(--hp-shadow-lg); transform: translateY(-4px); }
.service-card-icon { width: 48px; height: 48px; border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 22px; margin-bottom: 14px; transition: transform 0.3s; }
.service-card-sm:hover .service-card-icon { transform: scale(1.15) rotate(-5deg); }
.service-card-sm h3 { font-size: 16px; font-weight: 700; margin-bottom: 10px; color: var(--hp-text); }
.service-card-sm ul { list-style: none; margin-bottom: 14px; padding: 0; }
.service-card-sm ul li { font-size: 13px; color: var(--hp-text2); padding: 3px 0; }
.service-card-sm ul li::before { content: "\2713  "; color: var(--hp-purple); font-weight: 700; }
a.service-card-link { font-size: 13px; color: var(--hp-purple); text-decoration: none; font-weight: 600; display: inline-flex; align-items: center; gap: 6px; transition: gap 0.2s; }
a.service-card-link:hover { gap: 10px; color: var(--hp-p2); }

.icon-telegram { background: linear-gradient(135deg, rgba(34,158,217,0.2), rgba(34,158,217,0.1)); color: #229ED9; }
.icon-twitter { background: linear-gradient(135deg, rgba(29,161,242,0.2), rgba(29,161,242,0.1)); color: #1da1f2; }
.icon-tiktok { background: linear-gradient(135deg, #f5f5f5, #e0e0e0); color: #000; }
.icon-facebook { background: linear-gradient(135deg, rgba(24,119,242,0.2), rgba(24,119,242,0.1)); color: #1877f2; }
.icon-instagram { background: linear-gradient(135deg, rgba(228,64,95,0.2), rgba(228,64,95,0.1)); color: #e4405f; }
.icon-youtube { background: linear-gradient(135deg, rgba(255,0,0,0.2), rgba(255,0,0,0.1)); color: #ff0000; }
.icon-email { background: linear-gradient(135deg, rgba(52,168,83,0.2), rgba(52,168,83,0.1)); color: #34a853; }
.icon-premium { background: linear-gradient(135deg, rgba(123,45,254,0.2), rgba(123,45,254,0.1)); color: var(--hp-purple); }

/* ====== 数据统计 ====== */
.stats-section-v1 {
  padding: 90px 0; position: relative; overflow: hidden;
  background: #f0edfb;
}
.stats-section-v1 > .container-v1 { position: relative; z-index: 1; }
.stats-grid-v1 {
  display: grid; grid-template-columns: repeat(5,1fr); gap: 20px;
}
.stat-card-v1 {
  background: var(--hp-surface); border: 1px solid var(--hp-border); border-radius: 16px;
  padding: 32px 16px 28px; text-align: center;
  transition: all 0.3s; cursor: default;
  position: relative; overflow: hidden;
}
.stat-card-v1:hover { transform: translateY(-4px); box-shadow: var(--hp-shadow-lg); border-color: var(--hp-p2); }
.stat-card-icon-v1 {
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--hp-s2); display: flex; align-items: center; justify-content: center;
  margin: 0 auto 16px; font-size: 20px; color: var(--hp-purple);
  transition: all 0.3s;
}
.stat-card-v1:hover .stat-card-icon-v1 {
  background: var(--hp-grad); color: white;
  box-shadow: 0 4px 15px rgba(123,45,254,0.3);
  transform: rotateY(180deg);
}
.stat-num-v1 { font-size: 34px; font-weight: 900; background: linear-gradient(135deg, #7c6aff 0%, #a855f7 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; line-height: 1.2; }
.stat-label-v1 { font-size: 14px; color: var(--hp-text); font-weight: 600; margin-top: 6px; }
.stat-desc-v1 { font-size: 12px; color: var(--hp-text3); margin-top: 6px; line-height: 1.5; }

/* ====== Why Us — 左右分栏 ====== */
.section-glow {
  position: relative;
  background: var(--hp-s2, #faf8ff);
  overflow: hidden;
}
.section-glow::before {
  content: ''; position: absolute;
  width: 500px; height: 500px; border-radius: 50%;
  top: 50%; left: -150px;
  transform: translateY(-50%);
  background: radial-gradient(circle, rgba(123,45,254,0.18) 0%, rgba(123,45,254,0.06) 40%, transparent 65%);
  animation: hp-glow-wander-1 22s ease-in-out infinite;
}
.section-glow::after {
  content: ''; position: absolute;
  width: 300px; height: 300px; border-radius: 50%;
  top: 20%; right: -50px;
  border: 2px solid rgba(123,45,254,0.15);
  animation: hp-ring-spin 30s linear infinite;
}
@keyframes hp-glow-wander-1 {
  0%,100% { transform: translateY(-50%) translate(0,0); }
  33% { transform: translateY(-50%) translate(200px,-60px); }
  66% { transform: translateY(-50%) translate(100px,80px); }
}
@keyframes hp-ring-spin {
  0% { transform: rotate(0deg) scale(1); }
  50% { transform: rotate(180deg) scale(1.2); }
  100% { transform: rotate(360deg) scale(1); }
}
.bg-shape-why-1 {
  width: 100px; height: 100px; border-radius: 50%;
  border: 2px solid rgba(155,92,246,0.12);
  top: 25%; right: 15%;
  animation: hp-shape-float-1 20s ease-in-out infinite;
}
.bg-shape-why-2 {
  width: 60px; height: 60px; border-radius: 8px;
  background: rgba(123,45,254,0.08);
  bottom: 15%; left: 8%;
  transform: rotate(20deg);
  animation: hp-shape-float-2 16s ease-in-out infinite;
}
.section-glow > .container-v1 { position: relative; z-index: 1; }

.why-layout { display: flex; gap: 60px; align-items: center; }
.why-left-v1 { flex: 1; }
.why-left-v1 h2 { font-size: 34px; font-weight: 800; margin-bottom: 16px; line-height: 1.3; letter-spacing: -0.5px; color: var(--hp-text); }
.why-left-v1 p { font-size: 16px; color: var(--hp-text2); line-height: 1.8; margin-bottom: 24px; }
.why-right-v1 { flex: 1; display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.why-card-v1 {
  padding: 28px 22px; background: var(--hp-surface); border-radius: 16px;
  border: 1px solid var(--hp-border); transition: all 0.3s;
}
.why-card-v1:hover { transform: translateY(-4px); box-shadow: var(--hp-shadow-lg); }
.why-card-v1:nth-child(2) { transform: translateY(20px); }
.why-card-v1:nth-child(4) { transform: translateY(20px); }
.why-card-v1:nth-child(2):hover { transform: translateY(16px); }
.why-card-v1:nth-child(4):hover { transform: translateY(16px); }

.why-card-icon {
  width: 48px; height: 48px; border-radius: 14px;
  background: var(--hp-grad); display: flex; align-items: center; justify-content: center;
  margin-bottom: 14px; font-size: 20px; color: white;
  box-shadow: 0 4px 15px rgba(123,45,254,0.25);
  transition: transform 0.4s, box-shadow 0.4s;
}
.why-card-v1:hover .why-card-icon {
  transform: rotateY(180deg);
  box-shadow: 0 6px 20px rgba(123,45,254,0.35);
}
.why-card-v1 h3 { font-size: 15px; font-weight: 700; margin-bottom: 8px; color: var(--hp-text); }
.why-card-v1 p { font-size: 13px; color: var(--hp-text2); line-height: 1.6; }

/* ====== 购买流程 — 横向时间线 ====== */
.section-grid-v1 {
  position: relative;
  background: var(--hp-s2, #f5f3ff);
  overflow: hidden;
}
.section-grid-v1::before {
  content: ''; position: absolute; inset: -50px; opacity: 0.4; pointer-events: none;
  background-image:
    linear-gradient(rgba(123,45,254,0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(123,45,254,0.12) 1px, transparent 1px);
  background-size: 50px 50px;
  mask-image: radial-gradient(ellipse 60% 60% at center, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 60% 60% at center, black 30%, transparent 75%);
  animation: hp-grid-scroll 12s linear infinite;
}
@keyframes hp-grid-scroll {
  0% { background-position: 0 0; }
  100% { background-position: 50px 50px; }
}
.section-grid-v1 > .container-v1 { position: relative; z-index: 1; }

.timeline { display: flex; justify-content: space-between; position: relative; padding: 0 40px; }
.timeline::before {
  content: ''; position: absolute; top: 32px; left: 100px; right: 100px;
  height: 3px; background: var(--hp-border); border-radius: 2px;
}
.timeline::after {
  content: ''; position: absolute; top: 32px; left: 100px;
  width: 70%; height: 3px;
  background: var(--hp-grad); border-radius: 2px;
}
.timeline-step { text-align: center; position: relative; z-index: 2; flex: 1; }
.timeline-dot {
  width: 64px; height: 64px; border-radius: 50%;
  background: var(--hp-surface); border: 3px solid var(--hp-purple);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 18px; font-size: 24px; color: var(--hp-purple);
  box-shadow: 0 4px 15px rgba(123,45,254,0.15);
  transition: all 0.3s; position: relative;
}
.timeline-dot::after {
  content: ''; position: absolute; inset: -6px; border-radius: 50%;
  border: 2px solid var(--hp-purple);
  animation: hp-dot-ripple 3s ease-out infinite;
  opacity: 0;
}
.timeline-step:nth-child(2) .timeline-dot::after { animation-delay: 0.5s; }
.timeline-step:nth-child(3) .timeline-dot::after { animation-delay: 1s; }
.timeline-step:nth-child(4) .timeline-dot::after { animation-delay: 1.5s; }
@keyframes hp-dot-ripple {
  0% { transform: scale(0.8); opacity: 0.6; }
  50% { transform: scale(1.3); opacity: 0; }
  100% { transform: scale(0.8); opacity: 0; }
}
.timeline-step:hover .timeline-dot {
  background: var(--hp-grad); color: white; border: 3px solid transparent;
  background-clip: padding-box;
  box-shadow: 0 8px 25px rgba(123,45,254,0.35);
  transform: scale(1.1);
}
.timeline-step h3 { font-size: 16px; font-weight: 700; margin-bottom: 6px; color: var(--hp-text); }
.timeline-step p { font-size: 13px; color: var(--hp-text2); max-width: 160px; margin: 0 auto; }

/* ====== 客户评价 — 错落排列 ====== */
.section-reviews-bg {
  position: relative;
  background: #fff;
  overflow: hidden;
}
.section-reviews-bg::before {
  content: ''; position: absolute;
  width: 450px; height: 450px; border-radius: 50%;
  top: -150px; right: 10%;
  background: radial-gradient(circle, rgba(155,92,246,0.15) 0%, rgba(155,92,246,0.05) 45%, transparent 70%);
  animation: hp-deco-drift-2 18s ease-in-out infinite;
}
.section-reviews-bg::after {
  content: ''; position: absolute;
  width: 250px; height: 250px; border-radius: 50%;
  bottom: -60px; left: 15%;
  background: radial-gradient(circle, rgba(5,150,105,0.12) 0%, transparent 60%);
  animation: hp-deco-drift-1 22s ease-in-out infinite;
}
.bg-shape-rev-ring {
  width: 180px; height: 180px; border-radius: 50%;
  border: 2px solid rgba(155,92,246,0.1);
  bottom: 10%; left: 8%;
  animation: hp-ring-spin 28s linear infinite reverse;
}
.section-reviews-bg > .container-v1 { position: relative; z-index: 1; }

/* Reviews Carousel */
.reviews-carousel {
  overflow: hidden; position: relative; padding: 8px 0;
  mask-image: linear-gradient(to right, transparent 0%, black 4%, black 96%, transparent 100%);
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 4%, black 96%, transparent 100%);
}
.reviews-track {
  display: flex; gap: 24px; width: max-content;
  animation: reviews-scroll 80s linear infinite;
}
.reviews-carousel:hover .reviews-track { animation-play-state: paused; }
.reviews-track .review-card { flex: 0 0 500px; max-width: 500px; }
@keyframes reviews-scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(calc(-50% - 12px)); }
}
.reviews-dots { display: none; }

.review-card {
  background: var(--hp-surface); border: 1px solid var(--hp-border); border-radius: 20px;
  padding: 30px; position: relative; transition: all 0.3s;
}
.review-card:hover { transform: translateY(-4px); box-shadow: var(--hp-shadow); }
.review-card .quote-mark { position: absolute; top: 16px; right: 20px; font-size: 52px; color: var(--hp-s2); font-weight: 900; line-height: 1; font-family: Georgia,serif; transition: all 0.4s; }
.review-card:hover .quote-mark { transform: rotate(-8deg) scale(1.15); color: var(--hp-p2); }
.review-header { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.review-avatar { width: 46px; height: 46px; border-radius: 14px; background: var(--hp-grad); color: white; display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 17px; }
.review-name { font-weight: 700; font-size: 15px; color: var(--hp-text); }
.review-platform { font-size: 12px; color: var(--hp-text3); }
.review-stars { color: #f5a623; font-size: 13px; margin-bottom: 14px; display: flex; gap: 2px; }
.review-text { font-size: 13px; color: var(--hp-text2); line-height: 1.7; }

/* ====== FAQ — 左右分栏 ====== */
.section-faq-v1 {
  position: relative;
  background: #f0edfb;
  overflow: hidden;
}
.section-faq-v1::before {
  content: ''; position: absolute; inset: 0; opacity: 0.3; pointer-events: none;
  background-image: radial-gradient(circle, rgba(123,45,254,0.2) 1px, transparent 1px);
  background-size: 30px 30px;
  mask-image: radial-gradient(ellipse 50% 60% at 70% 40%, black 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 50% 60% at 70% 40%, black 20%, transparent 70%);
  animation: hp-dots-drift 20s linear infinite;
}
@keyframes hp-dots-drift {
  0% { background-position: 0 0; }
  100% { background-position: 60px 60px; }
}
.section-faq-v1::after {
  content: ''; position: absolute;
  width: 350px; height: 350px; border-radius: 50%;
  top: -100px; right: -100px;
  background: radial-gradient(circle, rgba(123,45,254,0.1) 0%, transparent 60%);
  animation: hp-deco-drift-1 24s ease-in-out infinite;
}
.section-faq-v1 > .container-v1 { position: relative; z-index: 1; }
.faq-layout { display: flex; gap: 60px; align-items: flex-start; }
.faq-left { flex: 0 0 320px; position: sticky; top: 100px; }
.faq-left h2 { font-size: 30px; font-weight: 800; margin-bottom: 14px; line-height: 1.3; color: var(--hp-text); }
.faq-left p { font-size: 15px; color: var(--hp-text2); line-height: 1.7; margin-bottom: 20px; }
.faq-right { flex: 1; display: flex; flex-direction: column; gap: 8px; }

.faq-item-v1 { border: 1px solid var(--hp-border); border-radius: 12px; overflow: hidden; background: var(--hp-surface); transition: all 0.3s; }
.faq-item-v1:hover { border-color: var(--hp-p2); }
.faq-item-v1.active { border-color: var(--hp-purple); box-shadow: 0 2px 12px rgba(123,45,254,0.12); }
.faq-question-v1 { padding: 16px 20px; font-weight: 600; font-size: 15px; cursor: pointer; display: flex; justify-content: space-between; align-items: center; color: var(--hp-text); }
.faq-question-v1:hover { color: var(--hp-purple); }
.faq-answer-v1 { padding: 0 24px 18px; font-size: 14px; color: var(--hp-text2); line-height: 1.8; display: none; }
.faq-answer-v1 p { margin: 0 0 8px; }
.faq-answer-v1 p:last-child { margin-bottom: 0; }
.faq-answer-v1 ul, .faq-answer-v1 ol { margin: 6px 0 10px; padding-left: 20px; }
.faq-answer-v1 li { margin-bottom: 4px; }
.faq-answer-v1 strong { color: var(--hp-text); font-weight: 600; }
.faq-item-v1.active .faq-answer-v1 { display: block; }
.faq-item-v1.active .faq-toggle-v1 { transform: rotate(180deg); color: var(--hp-purple); }
.faq-toggle-v1 { transition: all 0.3s; color: var(--hp-text3); }

/* ====== CTA Banner ====== */
.cta-banner-v1 {
  padding: 80px 0; text-align: center; position: relative; overflow: hidden;
  background: linear-gradient(135deg, rgba(123,45,254,0.15) 0%, rgba(123,45,254,0.08) 50%, rgba(37,99,235,0.1) 100%);
}
.cta-banner-v1::before {
  content: ''; position: absolute;
  width: 300px; height: 300px; border-radius: 50%;
  top: -80px; right: -30px;
  background: radial-gradient(circle, rgba(123,45,254,0.2) 0%, transparent 65%);
  animation: hp-deco-drift-2 16s ease-in-out infinite;
}
.cta-banner-v1::after {
  content: ''; position: absolute;
  width: 250px; height: 250px; border-radius: 50%;
  bottom: -80px; left: 5%;
  background: radial-gradient(circle, rgba(5,150,105,0.15) 0%, transparent 60%);
  animation: hp-deco-drift-1 20s ease-in-out infinite;
}
.cta-banner-v1 .container-v1 { position: relative; z-index: 2; }
.cta-banner-v1 h2 { font-size: 34px; font-weight: 800; margin-bottom: 14px; color: var(--hp-text); }
.cta-banner-v1 p { font-size: 16px; color: var(--hp-text2); margin-bottom: 32px; }
.btn-v1 { display: inline-flex; align-items: center; gap: 8px; padding: 14px 32px; border-radius: 12px; font-size: 15px; font-weight: 600; text-decoration: none; transition: all 0.25s; border: none; cursor: pointer; }
.btn-v1.primary { background: var(--hp-grad); color: white; box-shadow: 0 4px 20px rgba(123,45,254,0.3); padding: 16px 40px; font-size: 16px; position: relative; overflow: hidden; }
.btn-v1.primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(123,45,254,0.4); }
.btn-v1.primary::after {
  content: ''; position: absolute; top: 0; left: -100%;
  width: 60%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.25), transparent);
  animation: hp-btn-shine 4s ease-in-out infinite;
}
@keyframes hp-btn-shine {
  0%,70% { left: -100%; }
  85% { left: 150%; }
  100% { left: 150%; }
}
.btn-v1.outline { background: var(--hp-surface); color: var(--hp-text); border: 2px solid var(--hp-border); }
.btn-v1.outline:hover { border-color: var(--hp-purple); color: var(--hp-purple); }

/* ====== Footer ====== */
.footer-v1 {
  background: rgba(10, 10, 30, 0.8);
  color: rgba(255,255,255,0.5);
  padding: 40px 0 24px; position: relative; overflow: hidden;
}
.footer-v1::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: linear-gradient(90deg,transparent,rgba(123,45,254,0.4),rgba(155,92,246,0.3),transparent); background-size: 200% 100%; animation: hp-footer-line-flow 4s linear infinite; }
@keyframes hp-footer-line-flow {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}
.footer-glow-1 {
  width: 400px; height: 400px; border-radius: 50%;
  top: -150px; right: -100px;
  background: radial-gradient(circle, rgba(123,45,254,0.15) 0%, transparent 60%);
  animation: hp-deco-drift-2 25s ease-in-out infinite;
}
.footer-glow-2 {
  width: 300px; height: 300px; border-radius: 50%;
  bottom: -100px; left: 10%;
  background: radial-gradient(circle, rgba(155,92,246,0.10) 0%, transparent 60%);
  animation: hp-deco-drift-1 20s ease-in-out infinite;
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr 1fr; gap: 32px; margin-bottom: 28px; }
.footer-brand-v1 { font-size: 20px; font-weight: 800; color: white; margin-bottom: 14px; display: flex; align-items: center; gap: 8px; }
.footer-brand-v1 .brand-dot { width: 8px; height: 8px; background: var(--hp-grad); border-radius: 50%; }
.footer-desc { font-size: 14px; line-height: 1.8; margin-bottom: 20px; color: rgba(255,255,255,0.35); }
.footer-social { display: flex; gap: 10px; }
.footer-social a { width: 38px; height: 38px; border-radius: 10px; background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.08); display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,0.4); font-size: 16px; transition: all 0.3s; text-decoration: none; }
.footer-social a:hover { background: rgba(123,45,254,0.2); color: white; transform: translateY(-2px); }
.footer-v1 h4 { color: white; font-size: 14px; font-weight: 700; margin-bottom: 18px; }
.footer-v1 ul { list-style: none; padding: 0; margin: 0; }
.footer-v1 ul li { margin-bottom: 10px; }
.footer-v1 ul a { color: rgba(255,255,255,0.35); text-decoration: none; font-size: 13px; transition: all 0.2s; }
.footer-v1 ul a:hover { color: white; }
.footer-bottom-v1 { border-top: 1px solid rgba(255,255,255,0.06); padding-top: 16px; display: flex; justify-content: space-between; align-items: center; font-size: 13px; }
.footer-payments { display: flex; gap: 10px; }
.footer-payments span { background: rgba(255,255,255,0.06); padding: 5px 14px; border-radius: 6px; font-size: 12px; color: rgba(255,255,255,0.35); }

/* ====== 侧边导航 ====== */
.side-nav-v1 {
  position: fixed; right: 20px; top: 50%; transform: translateY(-50%);
  z-index: 999; display: flex; flex-direction: column; gap: 4px;
  opacity: 0; pointer-events: none;
  transition: opacity 0.3s;
}
.side-nav-v1.visible { opacity: 1; pointer-events: auto; }
.side-nav-item-v1 {
  display: flex; align-items: center; justify-content: flex-end;
  gap: 8px; cursor: pointer; padding: 6px 10px;
  border-radius: 20px; transition: background 0.2s;
  text-decoration: none; color: var(--hp-text3);
}
.side-nav-item-v1:hover { background: rgba(123,45,254,0.1); color: var(--hp-text2); }
.side-nav-label-v1 {
  font-size: 12px; white-space: nowrap;
  opacity: 0; transform: translateX(8px);
  transition: opacity 0.2s, transform 0.2s;
  pointer-events: none; color: var(--hp-text2);
}
.side-nav-item-v1:hover .side-nav-label-v1 { opacity: 1; transform: translateX(0); }
.side-nav-dot-v1 {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--hp-text3); flex-shrink: 0;
  transition: background 0.2s, transform 0.2s;
}
.side-nav-item-v1.active .side-nav-dot-v1 {
  background: var(--hp-grad); transform: scale(1.5);
}
.side-nav-item-v1.active .side-nav-label-v1 {
  opacity: 1; transform: translateX(0);
  color: var(--hp-purple); font-weight: 600;
}

/* ====== RESPONSIVE ====== */
@media (max-width: 1024px) {
  .why-layout { flex-direction: column; }
  .why-left-v1 { text-align: center; }
  .faq-layout { flex-direction: column; }
  .faq-left { position: static; text-align: center; flex: none; margin-bottom: 16px; }
  .faq-right { gap: 8px; }
}
@media (max-width: 768px) {
  .services-featured { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .why-right-v1 { grid-template-columns: 1fr; }
  .why-card-v1:nth-child(2), .why-card-v1:nth-child(4) { transform: none; }
  .why-card-v1:nth-child(2):hover, .why-card-v1:nth-child(4):hover { transform: translateY(-4px); }
  .timeline {
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px 8px; padding: 0;
  }
  .timeline::before, .timeline::after { display: none; }
  .timeline-dot { width: 48px; height: 48px; font-size: 18px; margin-bottom: 10px; }
  .timeline-dot::after { inset: -4px; }
  .timeline-step { position: relative; }
  .timeline-step h3 { font-size: 14px; margin-bottom: 2px; }
  .timeline-step p { font-size: 12px; }
  /* 第二行：Step3放右边，Step4放左边（Z字形） */
  .timeline-step:nth-child(3) { order: 4; }
  .timeline-step:nth-child(4) { order: 3; }
  /* 步骤序号角标 */
  .timeline-step .timeline-dot::before {
    content: ''; position: absolute; top: -4px; right: -4px;
    width: 20px; height: 20px; border-radius: 50%;
    background: var(--hp-grad); color: #fff; font-size: 11px; font-weight: 800;
    display: flex; align-items: center; justify-content: center; z-index: 3;
  }
  .timeline-step:nth-child(1) .timeline-dot::before { content: '1'; }
  .timeline-step:nth-child(2) .timeline-dot::before { content: '2'; }
  .timeline-step:nth-child(3) .timeline-dot::before { content: '3'; }
  .timeline-step:nth-child(4) .timeline-dot::before { content: '4'; }
  /* 箭头：Step1 → Step2（右箭头） */
  .timeline-step:nth-child(1)::after {
    content: '\f061'; font-family: 'Font Awesome 6 Free'; font-weight: 900;
    position: absolute; right: -12px; top: 22px;
    color: var(--hp-purple); font-size: 14px; opacity: 0.5; z-index: 3;
  }
  /* 箭头：Step2 ↓ Step3（下箭头） */
  .timeline-step:nth-child(2)::after {
    content: '\f063'; font-family: 'Font Awesome 6 Free'; font-weight: 900;
    position: absolute; bottom: -14px; left: 50%; transform: translateX(-50%);
    color: var(--hp-purple); font-size: 14px; opacity: 0.5; z-index: 3;
  }
  /* 箭头：Step3 → Step4（左箭头，因为Z字形Step4在左边） */
  .timeline-step:nth-child(3)::after {
    content: '\f060'; font-family: 'Font Awesome 6 Free'; font-weight: 900;
    position: absolute; left: -12px; top: 22px;
    color: var(--hp-purple); font-size: 14px; opacity: 0.5; z-index: 3;
  }
  /* Reviews mobile carousel */
  .reviews-carousel {
    mask-image: none; -webkit-mask-image: none; overflow: visible;
  }
  .reviews-track {
    animation: none; display: block; position: relative; width: 100%;
  }
  .reviews-track .review-card {
    position: absolute; top: 0; left: 0; width: 100%; max-width: 100%; flex: none;
    opacity: 0; transform: translateX(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
    pointer-events: none;
  }
  .reviews-track .review-card.active {
    opacity: 1; transform: translateX(0); pointer-events: auto; position: relative;
  }
  .reviews-track .review-clone { display: none; }
  .reviews-dots {
    display: flex; justify-content: center; gap: 8px; margin-top: 20px;
  }
  .reviews-dot {
    width: 8px; height: 8px; border-radius: 50%; border: none; padding: 0;
    background: var(--hp-border); cursor: pointer; transition: all 0.3s;
  }
  .reviews-dot.active { background: var(--hp-purple); transform: scale(1.3); }
  .stats-grid-v1 { grid-template-columns: repeat(2,1fr); }
  .stats-section-v1 { padding: 60px 0; }
  .section-v1 { padding: 60px 0; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
  .footer-v1 { padding: 32px 16px 18px; }
  .side-nav-v1 { display: none; }
  .section-header h2 { font-size: 26px; }
  .section-header { margin-bottom: 36px; }
  .cta-banner-v1 h2 { font-size: 26px; }
  .faq-left h2 { font-size: 24px; }
  .why-left-v1 h2 { font-size: 26px; }
}
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom-v1 { flex-direction: column; gap: 10px; text-align: center; }
  .stats-grid-v1 { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .stats-grid-v1 .stat-card-v1:last-child { grid-column: auto; }
  .stat-card-v1 { padding: 18px 12px 16px; }
  .stat-card-icon-v1 { width: 36px; height: 36px; font-size: 16px; margin-bottom: 10px; }
  .stat-num-v1 { font-size: 24px; }
  .stat-label-v1 { font-size: 12px; }
  .stat-desc-v1 { font-size: 11px; }
}