/* ============================================================
   selfieforge — Home redesign (Apple light theme)
   @Date 2026-08-28 / @Author AI(老迪) / @Description 白色苹果高级感首页
   设计系统：纯白背景 + 温暖肌肤渐变强调 + 干净阴影 + 玻璃拟态
   遵循 stunning-landing-page skill：图标用内联SVG、prefers-reduced-motion 降级、移动端适配
   ============================================================ */
:root{
  --bg:#ffffff;
  --bg-2:#f5f5f7;
  --surface:rgba(0,0,0,.03);
  --surface-2:rgba(0,0,0,.02);
  --line:rgba(0,0,0,.08);
  --line-2:rgba(0,0,0,.05);
  --text:#1d1d1f;
  --text-2:rgba(29,29,31,.64);
  --text-3:rgba(29,29,31,.40);
  --warm1:#FF8A5B;
  --warm2:#FF5C8A;
  --grad:linear-gradient(120deg,#FF8A5B 0%,#FF5C8A 100%);
  --grad-soft:linear-gradient(120deg,rgba(255,138,91,.12),rgba(255,92,138,.12));
  --cool:#8B7BF6;
  --cool-2:#5EEAD4;
  --ease:cubic-bezier(.22,1,.36,1);
  --radius:18px;
  --radius-sm:12px;
  --font-display:"Space Grotesk","Noto Sans SC",system-ui,sans-serif;
  --font-body:"Inter","Noto Sans SC",system-ui,sans-serif;
  --maxw:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{
  font-family:var(--font-body);
  background:var(--bg);
  color:var(--text);
  line-height:1.6;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
/* 全局细腻噪点质感层 */
body::after{
  content:"";position:fixed;inset:0;z-index:9999;pointer-events:none;
  opacity:.025;mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
section{position:relative}

/* 背景柔光 */
.bg-glow{position:fixed;inset:0;z-index:-1;pointer-events:none;overflow:hidden}
.bg-glow::before,.bg-glow::after{content:"";position:absolute;border-radius:50%;filter:blur(140px);opacity:.28}
.bg-glow::before{width:620px;height:620px;top:-180px;left:-120px;background:radial-gradient(circle,rgba(255,92,138,.35),transparent 70%)}
.bg-glow::after{width:560px;height:560px;top:30%;right:-160px;background:radial-gradient(circle,rgba(139,123,246,.28),transparent 70%)}

/* ===================== 顶部导航（二级菜单）===================== */
.nav{position:fixed;top:0;left:0;right:0;z-index:1000;
  display:flex;align-items:center;gap:28px;
  padding:14px 28px;
  background:rgba(255,255,255,.72);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid transparent;transition:border-color .4s,background .4s,transform .4s var(--ease)}
.nav.scrolled{border-bottom-color:var(--line);background:rgba(255,255,255,.92)}
.nav-logo{display:flex;align-items:center;gap:10px;font-family:var(--font-display);font-weight:700;font-size:1.18rem;letter-spacing:-.02em;color:var(--text)}
.nav-logo .mark{width:30px;height:30px;border-radius:9px;background:var(--grad);display:grid;place-items:center;box-shadow:0 6px 20px rgba(255,92,138,.35)}
.nav-logo .mark svg{width:18px;height:18px;color:#fff}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:8px}
.nav-item{position:relative}
.nav-link{display:inline-flex;align-items:center;gap:6px;padding:9px 14px;border-radius:10px;
  color:var(--text-2);font-size:.94rem;font-weight:500;cursor:pointer;transition:color .3s,background .3s}
.nav-link:hover{color:var(--text);background:var(--surface)}
.nav-link svg{width:14px;height:14px;transition:transform .3s var(--ease)}
.nav-item.open .nav-link svg{transform:rotate(180deg)}
/* 二级下拉 */
.dropdown{position:absolute;top:calc(100% + 10px);left:0;min-width:280px;
  background:rgba(255,255,255,.96);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border:1px solid var(--line);border-radius:14px;padding:10px;
  box-shadow:0 30px 80px rgba(0,0,0,.12);opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .3s var(--ease),transform .3s var(--ease),visibility .3s}
.nav-item.open .dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown .grp-title{font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--text-3);padding:10px 12px 6px}
.dropdown a{display:block;padding:9px 12px;border-radius:9px;color:var(--text-2);font-size:.9rem;transition:background .25s,color .25s}
.dropdown a:hover{background:var(--surface);color:var(--text)}
.nav-cta{margin-left:auto;display:flex;align-items:center;gap:12px}
.btn{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-body);font-weight:600;
  font-size:.94rem;padding:11px 22px;border-radius:99px;cursor:pointer;border:1px solid transparent;
  transition:box-shadow .35s var(--ease),transform .3s var(--ease),background .3s,border-color .3s}
.btn svg{width:16px;height:16px}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 26px rgba(255,92,138,.28)}
.btn-primary:hover{box-shadow:0 12px 40px rgba(255,92,138,.45);transform:translateY(-2px)}
.btn-ghost{background:var(--surface);color:var(--text);border-color:var(--line)}
.btn-ghost:hover{border-color:rgba(0,0,0,.18);background:rgba(0,0,0,.05)}
.btn-lg{padding:15px 30px;font-size:1.02rem}
.nav-burger{display:none;width:42px;height:42px;border-radius:11px;background:var(--surface);border:1px solid var(--line);font:inherit;color:var(--text);padding:0;
  align-items:center;justify-content:center;cursor:pointer}
.nav-burger svg{width:20px;height:20px;color:var(--text)}

/* ===================== Hero ===================== */
.hero{padding:76px 0 44px;text-align:center;position:relative}
.site-suite-nav{max-width:var(--maxw);margin:-42px auto 40px;padding:0 24px;display:grid;grid-template-columns:repeat(4,1fr);gap:10px;position:relative;z-index:2}
.site-suite-nav a{display:flex;flex-direction:column;gap:4px;padding:14px 16px;border:1px solid var(--line);border-radius:16px;color:var(--text);background:rgba(255,255,255,.92);box-shadow:0 12px 30px rgba(29,29,31,.06);text-decoration:none;transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s ease}
.site-suite-nav a:hover{transform:translateY(-3px);border-color:rgba(255,92,138,.42);box-shadow:0 18px 36px rgba(29,29,31,.1)}
.site-suite-nav strong{font-size:.86rem}.site-suite-nav span{color:var(--text-2);font-size:.76rem}
.hero-badge{display:inline-flex;align-items:center;gap:9px;padding:7px 16px;border-radius:99px;
  border:1px solid var(--line);background:var(--surface);font-size:.82rem;color:var(--text-2);margin-bottom:20px}
.hero-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--warm2);box-shadow:0 0 12px var(--warm2);animation:pulse 2.2s ease-in-out infinite}
@keyframes pulse{50%{opacity:.35}}
.hero h1{font-family:var(--font-display);font-weight:700;letter-spacing:-.03em;
  font-size:clamp(2.1rem,5.2vw,4.2rem);line-height:1.06;margin-bottom:14px;color:var(--text)}
.hero h1 .grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero-sub{max-width:600px;margin:0 auto 24px;color:var(--text-2);font-size:clamp(.98rem,1.3vw,1.1rem)}
.hero-sub strong{color:var(--text);font-weight:600}
.hero-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:32px}

/* 实时预览窗口（融合男女切换 + 风格选择）*/
.preview{position:relative;max-width:980px;margin:0 auto;
  border-radius:22px;border:1px solid var(--line);overflow:hidden;
  background:var(--bg);
  box-shadow:0 40px 100px rgba(0,0,0,.10),0 0 60px rgba(255,92,138,.08)}
.preview::before{content:"";position:absolute;top:0;left:8%;right:8%;height:1px;
  background:linear-gradient(90deg,transparent,rgba(0,0,0,.18),transparent)}
.preview-bar{display:flex;align-items:center;gap:10px;padding:14px 18px;border-bottom:1px solid var(--line);
  background:var(--surface-2)}
.preview-bar .lights{display:flex;gap:7px}
.preview-bar .lights i{width:11px;height:11px;border-radius:50%}
.l-r{background:#ff5f57}.l-y{background:#febc2e}.l-g{background:#28c840}
.preview-bar .ttl{margin-left:10px;font-size:.82rem;color:var(--text-3);font-family:var(--font-display)}
.preview-body{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:0;
  height:clamp(400px,66vh,660px);align-items:stretch}
.preview-main{position:relative;overflow:hidden;background:#f0f0f2;height:100%}
.preview-main img{width:100%;height:100%;object-fit:cover;object-position:center 24%}
/* 首屏「自拍 ↔ 成片」对比：把最具说服力的元素放到第一屏 */
.pv-compare{position:relative}
.pv-before{position:absolute;inset:0;z-index:1;filter:saturate(.92)}
.pv-after{position:relative;z-index:2;clip-path:inset(0 0 0 50%)}
.pv-handle{position:absolute;top:0;bottom:0;left:50%;width:2px;background:rgba(255,255,255,.95);z-index:4;
  cursor:ew-resize;box-shadow:0 0 16px rgba(0,0,0,.4);touch-action:none}
.pv-handle:after{content:"";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:42px;height:42px;
  border-radius:50%;background:#fff;box-shadow:0 6px 20px rgba(0,0,0,.4);z-index:5}
.pv-handle:before{content:"⇆";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);z-index:6;
  font-size:16px;line-height:1;color:#1b1b1f}
.pv-tag{position:absolute;bottom:14px;z-index:7;font-size:11px;letter-spacing:.12em;text-transform:uppercase;
  padding:6px 11px;border-radius:999px;background:rgba(12,10,16,.66);color:#fff;backdrop-filter:blur(6px)}
.pv-tag-l{left:14px}.pv-tag-r{right:14px}
@media(max-width:720px){.pv-handle:after{width:34px;height:34px}.pv-handle:before{font-size:14px}}
.preview-side{padding:20px;border-left:1px solid var(--line);display:flex;flex-direction:column;gap:18px;text-align:left;
  min-height:0;overflow:hidden}
.gender-row{display:flex;gap:8px;flex-shrink:0}
.gender-btn{flex:1;display:flex;align-items:center;justify-content:center;gap:7px;padding:11px;border-radius:11px;
  border:1px solid var(--line);background:var(--surface-2);color:var(--text-2);font-weight:600;font-size:.9rem;cursor:pointer;
  transition:all .3s var(--ease)}
.gender-btn svg{width:17px;height:17px}
.gender-btn.active{background:var(--grad);color:#fff;border-color:transparent;box-shadow:0 8px 22px rgba(255,92,138,.3)}
.style-pick-label{font-size:.74rem;letter-spacing:.12em;text-transform:uppercase;color:var(--text-3);
  display:flex;align-items:center;justify-content:space-between;flex-shrink:0}
.style-pick-label small{font-size:.66rem;letter-spacing:.04em;text-transform:none;color:var(--text-3);opacity:.78}
.style-pick-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:9px;flex:1;min-height:0;align-content:center}
.style-pick-grid .style-opt{
  position:relative;aspect-ratio:4/5;border-radius:10px;overflow:hidden;cursor:pointer;
  border:2px solid transparent;background:#f0f0f2;padding:0;appearance:none;-webkit-appearance:none;
  color:inherit;font:inherit;text-align:inherit;
  transition:transform .3s var(--ease),border-color .3s,box-shadow .3s}
.style-pick-grid .style-opt img{width:100%;height:100%;object-fit:cover;object-position:center 26%}
.style-pick-grid .style-opt:hover{transform:translateY(-2px) scale(1.04);border-color:rgba(0,0,0,.18)}
.style-pick-grid .style-opt.active{border-color:var(--warm2);box-shadow:0 8px 26px rgba(255,92,138,.35)}
.style-pick-grid .style-opt:focus-visible{outline:3px solid rgba(255,92,138,.55);outline-offset:3px}
.style-pick-grid .style-opt .nm{position:absolute;left:0;right:0;bottom:0;font-size:.62rem;padding:3px 5px;
  background:linear-gradient(transparent,rgba(0,0,0,.75));color:#fff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
@media(prefers-reduced-motion:reduce){
  .style-pick-grid .style-opt{transition:none}
}
.side-foot{flex-shrink:0;display:flex;flex-direction:column;gap:10px}
.side-trust{display:flex;align-items:center;gap:8px;font-size:.74rem;color:var(--text-3)}
.side-trust svg{width:14px;height:14px;color:var(--warm2);flex-shrink:0}
.preview-cta{margin-top:0}
.preview-cta .btn{width:100%;justify-content:center}

/* ===================== 通用区块 ===================== */
.section{padding:120px 0}
.kicker{display:inline-flex;align-items:center;gap:9px;font-size:.8rem;font-weight:600;letter-spacing:.15em;
  text-transform:uppercase;color:var(--warm2);margin-bottom:16px}
.kicker::before{content:"";width:26px;height:1px;background:var(--grad)}
.h2{font-family:var(--font-display);font-weight:700;font-size:clamp(1.9rem,4.4vw,3.2rem);
  line-height:1.16;letter-spacing:-.025em;margin-bottom:16px;color:var(--text)}
.h2 .grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.section-sub{color:var(--text-2);max-width:560px;font-size:1.04rem}
.center{text-align:center}
.center .section-sub{margin:0 auto}

/* ===================== 签名动画：Before/After ===================== */
.ba-wrap{max-width:760px;margin:54px auto 0;position:relative;border-radius:20px;overflow:hidden;
  border:1px solid var(--line);box-shadow:0 30px 80px rgba(0,0,0,.10);aspect-ratio:3/2;user-select:none}
.ba-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.ba-img.before{filter:grayscale(.5) brightness(.88) contrast(.92) saturate(.55)}
.ba-after{clip-path:inset(0 0 0 50%);position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.ba-tag{position:absolute;top:14px;font-size:.74rem;font-weight:600;padding:5px 12px;border-radius:99px;
  background:rgba(0,0,0,.55);backdrop-filter:blur(6px);color:#fff;z-index:3}
.ba-tag.b{left:14px}.ba-tag.a{right:14px;background:var(--grad)}
.ba-handle{position:absolute;top:0;bottom:0;left:50%;width:2px;background:#fff;z-index:4;cursor:ew-resize;
  box-shadow:0 0 14px rgba(255,255,255,.6)}
.ba-handle::after{content:"";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  width:40px;height:40px;border-radius:50%;background:#fff;box-shadow:0 4px 16px rgba(0,0,0,.2);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M8 6l-3 4 3 4M12 6l3 4-3 4'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:center}

/* ===================== How it works 三段式（借鉴 selfieai.me）===================== */
.how-section{padding:96px 0 40px}
.how-grid{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;gap:28px;align-items:stretch;margin-top:56px}
.how-step{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;text-align:center;position:relative;transition:transform .4s var(--ease),box-shadow .4s var(--ease),border-color .4s var(--ease)}
.how-step:hover{transform:translateY(-6px);box-shadow:0 24px 60px rgba(0,0,0,.08);border-color:rgba(255,92,138,.35)}
.how-num{font-family:var(--font-display);font-weight:700;font-size:2.6rem;line-height:1;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;opacity:.9}
.how-ic{width:54px;height:54px;border-radius:16px;background:var(--grad-soft);display:grid;place-items:center;margin:18px auto 0}
.how-ic svg{width:26px;height:26px;color:var(--warm2)}
.how-step h3{font-family:var(--font-display);font-size:1.15rem;margin-top:16px;letter-spacing:-.01em}
.how-step p{color:var(--text-2);font-size:.9rem;margin-top:8px}
.how-arrow{align-self:center;color:var(--text-3)}
.how-arrow svg{width:26px;height:26px}
.how-cta{margin-top:46px}
.how-cta .btn{padding:14px 34px;font-size:1rem}

/* ===================== 风格胶卷 + 真人画廊融合：双层横向滚动胶卷 ===================== */
.film-section{overflow:hidden}
.film-stage{position:relative;margin-top:56px;overflow:hidden}
.film-row{position:relative;overflow:hidden;
  mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent);
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent)}
.film-track{display:flex;gap:16px;width:max-content;flex-shrink:0;padding:8px 4px 14px;transform:translateX(0)}
.film-track.animated{animation:filmScroll 35s linear infinite}
.film-track.animated.reverse{animation-direction:reverse;animation-duration:45s}
.film-track + .film-track{margin-top:10px}
@keyframes filmScroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}
/* 拖拽时暂停 CSS 动画 */
.film-stage.dragging .film-track.animated,
.film-stage:hover .film-track.animated{animation-play-state:paused}
.film-card{position:relative;flex-shrink:0;width:220px;aspect-ratio:3/4;border-radius:var(--radius);
  overflow:hidden;border:1px solid var(--line);background:var(--bg);cursor:pointer;
  box-shadow:0 10px 30px rgba(0,0,0,.08);
  transition:transform .45s var(--ease),box-shadow .45s var(--ease),border-color .4s}
.film-card img{width:100%;height:100%;object-fit:cover;object-position:center 24%;
  transition:transform .8s var(--ease)}
.film-card:hover{transform:translateY(-6px) scale(1.02);box-shadow:0 26px 60px rgba(0,0,0,.15);
  border-color:rgba(0,0,0,.18);z-index:2}
.film-card:hover img{transform:scale(1.06)}
.film-card .cap{position:absolute;left:0;right:0;bottom:0;padding:26px 14px 12px;
  background:linear-gradient(transparent,rgba(0,0,0,.72) 65%);font-family:var(--font-display);font-weight:600;font-size:.96rem;color:#fff}
.film-card .cap span{display:block}
.film-card .cap small{display:block;font-family:var(--font-body);font-weight:400;font-size:.74rem;color:rgba(255,255,255,.78);margin-top:3px}
.film-hint{text-align:center;margin-top:26px;color:var(--text-3);font-size:.86rem}
.film-hint::before{content:"◇  "}
@media(prefers-reduced-motion:reduce){
  .film-track.animated{animation:none}
}

/* ===================== 动态示例（视频） ===================== */
.motion-section .reel-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:46px}
.reel{position:relative;border-radius:var(--radius);overflow:hidden;aspect-ratio:9/16;
  background:var(--bg-2);border:1px solid var(--line);box-shadow:0 12px 34px rgba(0,0,0,.10);
  cursor:pointer;transition:transform .45s var(--ease),box-shadow .45s var(--ease),border-color .4s}
.reel:hover{transform:translateY(-6px);box-shadow:0 26px 60px rgba(0,0,0,.16);border-color:rgba(0,0,0,.16)}
.reel video{width:100%;height:100%;object-fit:cover;object-position:center 26%;display:block;
  background:var(--bg-2)}
.reel .reel-cap{position:absolute;left:0;right:0;bottom:0;padding:30px 12px 13px;pointer-events:none;
  background:linear-gradient(transparent,rgba(0,0,0,.74) 62%);
  font-family:var(--font-display);font-weight:600;font-size:.92rem;color:#fff;text-align:center}
.reel .reel-tag{position:absolute;top:10px;left:10px;padding:4px 9px;border-radius:999px;
  background:rgba(0,0,0,.55);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
  color:#fff;font-family:var(--font-body);font-size:.66rem;font-weight:600;letter-spacing:.06em}
.reel .reel-play{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  pointer-events:none;opacity:0;transition:opacity .35s var(--ease)}
.reel .reel-play i{width:52px;height:52px;border-radius:50%;background:rgba(0,0,0,.5);
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);display:flex;align-items:center;
  justify-content:center;font-style:normal;color:#fff;font-size:16px;padding-left:4px}
.reel:hover .reel-play{opacity:1}
.reel.paused .reel-play{opacity:1}
@media(max-width:900px){.motion-section .reel-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){
  .motion-section .reel-grid{grid-template-columns:1fr;max-width:320px;margin-left:auto;margin-right:auto}
}
@media(prefers-reduced-motion:reduce){.reel{transition:none}}

/* ===================== 信任三件套 ===================== */
.trust{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:50px}
.trust-card{border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;background:var(--bg);
  box-shadow:0 4px 20px rgba(0,0,0,.04);
  transition:border-color .4s,transform .4s var(--ease),box-shadow .4s}
.trust-card:hover{border-color:rgba(0,0,0,.14);transform:translateY(-4px);box-shadow:0 14px 40px rgba(0,0,0,.08)}
.trust-card .ic{width:46px;height:46px;border-radius:12px;background:var(--grad-soft);display:grid;place-items:center;margin-bottom:18px}
.trust-card .ic svg{width:22px;height:22px;color:var(--warm2)}
.trust-card h3{font-family:var(--font-display);font-size:1.12rem;margin-bottom:8px;color:var(--text)}
.trust-card p{color:var(--text-2);font-size:.92rem}
.reviews{display:flex;gap:10px;justify-content:center;margin-top:40px;flex-wrap:wrap}
.review-pill{display:inline-flex;align-items:center;gap:8px;padding:9px 16px;border-radius:99px;border:1px solid var(--line);
  background:var(--bg);font-size:.85rem;color:var(--text-2);box-shadow:0 2px 10px rgba(0,0,0,.04)}
.review-pill svg{width:15px;height:15px;color:#FFC93C}

/* ===================== 定价 ===================== */
.price-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin-top:54px;align-items:stretch}
.price-card{position:relative;border:1px solid var(--line);border-radius:22px;padding:32px 28px;background:var(--bg);
  box-shadow:0 4px 24px rgba(0,0,0,.05);
  display:flex;flex-direction:column;transition:transform .5s var(--ease),border-color .4s,box-shadow .4s}
.price-card:hover{transform:translateY(-6px);box-shadow:0 20px 60px rgba(0,0,0,.1)}
.price-card.featured{border-color:rgba(255,92,138,.35);background:linear-gradient(180deg,rgba(255,92,138,.06),rgba(255,255,255,.02));
  box-shadow:0 20px 60px rgba(255,92,138,.12)}
.price-card .badge{position:absolute;top:-12px;left:50%;transform:translateX(-50%);padding:5px 16px;border-radius:99px;
  background:var(--grad);color:#fff;font-size:.74rem;font-weight:700;letter-spacing:.04em}
.price-card .pname{font-family:var(--font-display);font-size:1.2rem;font-weight:700;margin-bottom:6px;color:var(--text)}
.price-card .pdesc{color:var(--text-2);font-size:.86rem;margin-bottom:22px}
.price-card .amt{font-family:var(--font-display);font-weight:700;font-size:2.6rem;letter-spacing:-.02em;line-height:1;color:var(--text)}
.price-card .amt small{font-size:1rem;color:var(--text-3);font-weight:500}
.price-card ul{list-style:none;margin:22px 0 26px;display:flex;flex-direction:column;gap:12px}
.price-card li{display:flex;align-items:flex-start;gap:10px;color:var(--text-2);font-size:.9rem}
.price-card li svg{width:18px;height:18px;color:var(--warm2);flex-shrink:0;margin-top:2px}
.price-card .btn{margin-top:auto;justify-content:center;width:100%}

/* ===================== 博客预览 ===================== */
.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:50px}
.blog-card{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--bg);
  box-shadow:0 4px 20px rgba(0,0,0,.04);
  transition:transform .5s var(--ease),border-color .4s,box-shadow .4s}
.blog-card:hover{transform:translateY(-5px);border-color:rgba(0,0,0,.14);box-shadow:0 18px 50px rgba(0,0,0,.1)}
.blog-card .thumb{aspect-ratio:16/10;background:var(--grad-soft);position:relative;overflow:hidden}
.blog-card .thumb img{width:100%;height:100%;object-fit:cover}
.blog-card .body{padding:20px}
.blog-card .tag{font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--warm2)}
.blog-card h3{font-family:var(--font-display);font-size:1.06rem;margin:8px 0 8px;line-height:1.3;color:var(--text)}
.blog-card p{color:var(--text-2);font-size:.86rem}

/* ===================== CTA 收束 ===================== */
.cta-final{text-align:center;padding:130px 0;background:var(--bg-2)}
.cta-final .h2{font-size:clamp(2rem,5vw,3.6rem)}
.cta-final .grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.cta-final .hero-actions{margin-top:34px;margin-bottom:0}

/* ===================== 页脚 ===================== */
.footer{border-top:1px solid var(--line);padding:54px 0 40px;background:var(--bg-2)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:30px;margin-bottom:36px}
.footer .col h4{font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--text-3);margin-bottom:16px}
.footer .col a{display:block;color:var(--text-2);font-size:.9rem;padding:6px 0;transition:color .3s}
.footer .col a:hover{color:var(--text)}
.footer .about{color:var(--text-2);font-size:.9rem;max-width:300px}
.footer .about .nav-logo{margin-bottom:14px}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:16px;padding-top:24px;
  border-top:1px solid var(--line-2);color:var(--text-3);font-size:.82rem;flex-wrap:wrap}

/* 滚动入场 */
.reveal{opacity:0;transform:translateY(28px)}
.reveal.in{opacity:1;transform:none;transition:opacity .9s var(--ease),transform .9s var(--ease)}

/* ===================== 移动端 ===================== */
@media(max-width:900px){
  .film-card{width:170px}
  .nav-links{position:fixed;top:64px;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;
    background:rgba(255,255,255,.98);backdrop-filter:blur(20px);border-bottom:1px solid var(--line);
    padding:12px 16px;max-height:calc(100vh - 64px);overflow-y:auto;transform:translateY(-12px);opacity:0;visibility:hidden;
    transition:opacity .3s,transform .3s,visibility .3s}
  .nav-links.open{opacity:1;visibility:visible;transform:none}
  .nav-item{position:static}
  .dropdown{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:none;
    background:transparent;padding:4px 0 8px 12px;min-width:0;display:none}
  .nav-item.open .dropdown{display:block}
  .nav-burger{display:flex}
  .nav-cta .btn-ghost{display:none}
  .preview-body{grid-template-columns:1fr;height:auto}
  .preview-main{height:clamp(300px,58vw,480px)}
  .preview-side{border-left:none;border-top:1px solid var(--line);overflow:visible}
  .style-pick-grid{flex:none;grid-template-columns:repeat(3,1fr)}
  .side-foot{margin-top:8px}
  .trust,.price-grid,.blog-grid,.footer-grid{grid-template-columns:1fr}
  .section{padding:88px 0}
  .hero{padding:130px 0 60px}
}
@media(min-width:901px) and (max-width:1180px){
  .price-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:900px){
  .how-grid{grid-template-columns:1fr;gap:18px;margin-top:44px}
  .how-arrow{display:none}
  .how-step{padding:24px 22px}
}
@media(max-width:560px){
  .site-suite-nav{grid-template-columns:repeat(2,1fr);margin:-22px auto 36px;padding:0 16px}
  .film-card{width:140px}
  .style-pick-grid{grid-template-columns:repeat(2,1fr)}
  .container{padding:0 18px}
}
/* ===================== Logo 旋转光晕 ===================== */
.nav-logo .mark{
  position:relative;width:34px;height:34px;border-radius:10px;
  background:var(--grad);display:grid;place-items:center;
  box-shadow:0 6px 20px rgba(255,92,138,.35);
  isolation:isolate;
}
.nav-logo .mark::before{
  content:"";position:absolute;inset:-3px;border-radius:50%;z-index:-1;
  background:conic-gradient(from 0deg,#FF8A5B 0%,#FF5C8A 33%,#a78bfa 66%,#FF8A5B 100%);
  filter:blur(3px);opacity:.85;animation:spinHalo 5s linear infinite;
}
.nav-logo .mark::after{
  content:"";position:absolute;inset:-9px;border-radius:50%;z-index:-2;
  background:conic-gradient(from 180deg,#FF5C8A 0%,#a78bfa 33%,#FF8A5B 66%,#FF5C8A 100%);
  filter:blur(11px);opacity:.35;animation:spinHalo 9s linear infinite reverse;
}
@keyframes spinHalo{from{transform:rotate(0)}to{transform:rotate(360deg)}}

/* 动效降级（保留全局规则） */
@media(prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  .reveal{opacity:1;transform:none}
  .bg-glow{display:none}
  .nav-logo .mark::before,.nav-logo .mark::after{animation:none;display:none}
  .film-track.animated{animation:none}
}

/* ===================== Shared suite polish ===================== */
.site-suite-nav a[data-current="true"] { border-color:rgba(255,92,138,.52); background:#fff; box-shadow:0 18px 36px rgba(255,92,138,.14); }
.site-suite-nav a[data-current="true"] strong::after { content:"  •"; color:var(--warm2); }
.site-suite-nav a { transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s ease,background .2s ease; }
.site-suite-nav a:hover { transform:translateY(-3px); box-shadow:0 18px 36px rgba(29,29,31,.11); }
.preview,.ba-wrap,.price-card,.trust-card,.blog-card { box-shadow:0 24px 70px rgba(29,29,31,.08),0 0 0 1px rgba(255,255,255,.55); }

/* Future-facing accent layer: SelfieForge keeps its editorial coral, with a quiet signal-blue edge. */
body { background-image:linear-gradient(rgba(255,92,138,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(255,92,138,.025) 1px,transparent 1px),radial-gradient(900px 460px at 50% -110px,rgba(255,92,138,.12),transparent 70%); background-size:40px 40px,40px 40px,auto; }
.nav { border-bottom-color:rgba(255,92,138,.16); box-shadow:0 1px 0 rgba(255,255,255,.75),0 14px 36px rgba(29,29,31,.05); }
.nav-logo .mark { position:relative; box-shadow:0 0 0 4px rgba(255,92,138,.08),0 8px 24px rgba(255,92,138,.24); }
.nav-logo .mark::after { content:""; position:absolute; inset:-5px; border:1px solid rgba(255,92,138,.22); border-radius:12px; transform:rotate(45deg); pointer-events:none; }
.preview,.ba-wrap,.price-card,.trust-card,.blog-card,.site-suite-nav a { backdrop-filter:blur(16px); -webkit-backdrop-filter:blur(16px); }
.site-suite-nav a::before { content:""; width:6px; height:6px; margin-bottom:3px; border-radius:50%; background:#d8dbe3; box-shadow:0 0 0 4px rgba(255,92,138,.07); }
.site-suite-nav a[data-current="true"]::before { background:var(--warm2); box-shadow:0 0 0 4px rgba(255,92,138,.12),0 0 14px rgba(255,92,138,.68); }
.site-suite-nav a { min-height:76px; justify-content:center; touch-action:manipulation; }
.site-suite-nav a:active { transform:translateY(0); box-shadow:0 8px 18px rgba(29,29,31,.08); }
.site-suite-nav a:focus-visible { outline:3px solid rgba(255,92,138,.34); outline-offset:3px; }
.btn-primary { box-shadow:0 10px 26px rgba(255,92,138,.28),inset 0 1px rgba(255,255,255,.3); }

/* ===================== 邮件订阅（留资）===================== */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.subscribe-section{padding-top:0}
.subscribe-box{
  display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:center;
  padding:38px 40px;border-radius:24px;
  background:var(--grad-soft);
  border:1px solid rgba(255,92,138,.18);
  box-shadow:0 24px 70px rgba(255,92,138,.10);
}
.subscribe-copy .section-sub{margin:10px 0 0;max-width:48ch}
.subscribe-form{display:flex;flex-direction:column;gap:10px}
.subscribe-row{display:flex;gap:10px}
.subscribe-row input{
  flex:1 1 auto;min-width:0;height:52px;padding:0 16px;
  font:inherit;color:var(--text);
  background:#fff;border:1px solid var(--line);border-radius:14px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.subscribe-row input::placeholder{color:var(--text-3)}
.subscribe-row input:focus{outline:none;border-color:rgba(255,92,138,.55);box-shadow:0 0 0 4px rgba(255,92,138,.12)}
.subscribe-row .btn{height:52px;white-space:nowrap;flex:0 0 auto;display:inline-flex;align-items:center}
.subscribe-row .btn[disabled]{opacity:.6;cursor:progress}
.subscribe-msg{min-height:20px;font-size:13.5px;color:var(--text-2)}
.subscribe-msg.ok{color:#0f9d58}
.subscribe-msg.err{color:#d93025}
@media (max-width:820px){
  .subscribe-box{grid-template-columns:1fr;gap:22px;padding:28px 22px}
  .subscribe-row{flex-direction:column}
  .subscribe-row .btn{width:100%;justify-content:center}
}