/* ==========================================================
   快猫 FastCats — 品牌落地页样式
   版本: 1.0 | 作用域: 仅落地页 (/, /guides, /terms, /privacy)
   ========================================================== */

:root{
  --primary:#FF6B35;
  --primary-hover:#E85A2B;
  --primary-light:#FFF3EE;
  --accent:#FFD166;
  --dark:#1A1A2E;
  --dark-2:#16213E;
  --text:#2D3436;
  --text-light:#6B7280;
  --border:#F0E4DC;
  --bg:#FFF8F4;
  --card:#FFFFFF;
  --success:#00B894;
  --gradient:linear-gradient(135deg,#FF6B35 0%,#FFD166 100%);
  --gradient-dark:linear-gradient(135deg,#1A1A2E 0%,#16213E 100%);
  --shadow-sm:0 2px 8px rgba(0,0,0,.04);
  --shadow-md:0 8px 30px rgba(0,0,0,.08);
  --shadow-lg:0 20px 50px rgba(255,107,53,.15);
  --radius:12px;
  --radius-lg:20px;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:90px}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  color:var(--text);background:var(--bg);line-height:1.65;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
}
img{max-width:100%;height:auto;display:block}
ul,ol{list-style:none}
a{text-decoration:none;color:inherit}

.container{max-width:1200px;margin:0 auto;padding:0 24px}
.icon{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}
.icon-library{position:absolute;width:0;height:0;overflow:hidden}
.skip-link{position:absolute;left:-9999px}
.skip-link:focus{left:16px;top:16px;z-index:999;background:var(--primary);color:#fff;padding:10px 18px;border-radius:8px}

/* ---------- 按钮 ---------- */
.button{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:var(--radius);font-weight:600;font-size:15px;
  border:none;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);white-space:nowrap;
}
.button-orange{background:var(--gradient);color:#fff;box-shadow:0 6px 20px rgba(255,107,53,.35)}
.button-orange:hover{transform:translateY(-2px);box-shadow:0 12px 32px rgba(255,107,53,.5)}
.button-dark{background:var(--dark);color:#fff}
.button-dark:hover{background:var(--dark-2);transform:translateY(-2px)}
.button-plan{background:var(--primary-light);color:var(--primary);border:2px solid var(--primary)}
.button-plan:hover{background:var(--primary);color:#fff;transform:translateY(-2px)}
.button-small{padding:10px 20px;font-size:14px}
.text-link{color:var(--primary);font-weight:600;display:inline-flex;align-items:center;gap:6px;transition:gap .25s}
.text-link:hover{gap:10px;color:var(--primary-hover)}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,248,244,.92);backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--border);transition:box-shadow .3s;
}
.site-header.scrolled{box-shadow:0 4px 24px rgba(0,0,0,.06)}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 24px;gap:24px}
.brand{display:flex;align-items:center;gap:12px;font-weight:700;font-size:19px;color:var(--dark)}
.brand img{width:42px;height:42px}
.brand-tagline{display:block;font-size:11px;color:var(--text-light);font-weight:500;margin-top:1px;letter-spacing:.3px}
.desktop-nav{display:flex;gap:30px}
.desktop-nav a{color:var(--text);font-weight:500;font-size:15px;position:relative;transition:color .2s}
.desktop-nav a::after{content:"";position:absolute;bottom:-4px;left:0;width:0;height:2px;background:var(--gradient);transition:width .3s}
.desktop-nav a:hover{color:var(--primary)}
.desktop-nav a:hover::after{width:100%}
.header-actions{display:flex;align-items:center;gap:14px}
.login-link{color:var(--text);font-weight:500;font-size:15px;transition:color .2s}
.login-link:hover{color:var(--primary)}
.account-chip{display:flex;align-items:center;gap:10px;padding:7px 14px 7px 7px;background:#fff;border:1px solid var(--border);border-radius:30px;transition:all .25s}
.account-chip:hover{border-color:var(--primary);box-shadow:0 4px 14px rgba(255,107,53,.15)}
.account-avatar{width:32px;height:32px;border-radius:50%;background:var(--gradient);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px}
.account-meta{display:flex;flex-direction:column;line-height:1.2}
.account-name{font-size:13px;font-weight:600;color:var(--dark)}
.account-sub{font-size:11px;color:var(--text-light)}
.menu-toggle{display:none;background:none;border:none;color:var(--dark);cursor:pointer;padding:8px}
.mobile-nav{display:none;flex-direction:column;padding:16px 24px 24px;background:#fff;border-top:1px solid var(--border)}
.mobile-nav a{padding:13px 0;border-bottom:1px solid var(--border);font-weight:500}
.mobile-nav a:last-child{border-bottom:none;color:var(--primary);font-weight:600}
@media(max-width:920px){
  .desktop-nav,.login-link{display:none}
  .menu-toggle{display:block}
  .mobile-nav.open{display:flex}
}

/* ---------- Hero ---------- */
.hero{padding:76px 0 56px;position:relative;overflow:hidden}
.hero::before{
  content:"";position:absolute;top:-180px;right:-180px;width:600px;height:600px;
  background:radial-gradient(circle,rgba(255,209,102,.18) 0%,transparent 70%);pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:1.08fr 1fr;gap:56px;align-items:center;position:relative}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 15px;background:var(--primary-light);color:var(--primary);border-radius:30px;font-size:13px;font-weight:600;margin-bottom:22px}
.tiny-bolt{font-size:15px}
.hero h1{font-size:58px;line-height:1.08;color:var(--dark);font-weight:800;margin-bottom:24px;letter-spacing:-1px}
.hero-highlight{background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.title-spark{color:var(--accent);font-size:38px;margin-left:10px;display:inline-block;animation:twinkle 2.4s ease-in-out infinite}
.hero-description{font-size:17px;color:var(--text-light);margin-bottom:34px;line-height:1.8}
.hero-actions{display:flex;align-items:center;gap:26px;margin-bottom:36px;flex-wrap:wrap}
.hero-assurances{display:flex;gap:22px;flex-wrap:wrap;font-size:14px;color:var(--text-light)}
.hero-assurances span{display:inline-flex;align-items:center;gap:7px}
.hero-assurances .icon{color:var(--success);width:16px;height:16px}

.hero-art{position:relative;display:flex;align-items:center;justify-content:center;min-height:500px}
.hero-cat{width:100%;max-width:480px;filter:drop-shadow(0 24px 60px rgba(255,107,53,.28));animation:float 6s ease-in-out infinite}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-16px)}}
.art-orbit{position:absolute;width:440px;height:440px;border:2px dashed rgba(255,107,53,.18);border-radius:50%;animation:spin 48s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.art-star{position:absolute;font-size:26px;color:var(--accent);animation:twinkle 2.4s ease-in-out infinite}
.art-star-one{top:8%;left:4%}
.art-star-two{bottom:14%;right:8%;animation-delay:1.2s}
@keyframes twinkle{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(1.22)}}
.art-note{
  position:absolute;display:flex;align-items:center;gap:11px;max-width:196px;
  background:#fff;padding:12px 17px;border-radius:14px;box-shadow:var(--shadow-md);
  font-size:13px;font-weight:600;color:var(--dark);
}
.art-note-top{top:24px;left:-10px;animation:float 5s ease-in-out infinite}
.art-note-bottom{bottom:40px;right:-10px;animation:float 5s ease-in-out .8s infinite}
.note-icon{display:flex;align-items:center;justify-content:center;width:32px;height:32px;background:var(--primary-light);color:var(--primary);border-radius:9px;flex-shrink:0}
.note-sub{display:block;font-size:11px;color:var(--text-light);font-weight:500;margin-top:2px}

.hero-strip{
  display:flex;flex-wrap:wrap;align-items:center;gap:18px 34px;
  margin-top:58px;padding:22px 30px;background:#fff;border-radius:16px;box-shadow:var(--shadow-sm);
}
.hero-strip span{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:500;color:var(--text-light)}
.hero-strip .icon{color:var(--primary)}
.strip-intro{color:var(--dark)!important;font-weight:600!important}
.strip-intro strong{color:var(--primary)}

@media(max-width:920px){
  .hero{padding:40px 0 30px}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero h1{font-size:36px}
  .title-spark{font-size:26px}
  .hero-description{font-size:16px}
  .hero-art{min-height:300px;order:-1}
  .hero-cat{max-width:280px}
  .art-orbit{width:280px;height:280px}
  .art-note{display:none}
  .desktop-break{display:none}
  .hero-strip{margin-top:36px;padding:18px 20px;gap:14px 22px}
}

/* ---------- Section 通用 ---------- */
.section{padding:84px 0}
.section-heading{margin-bottom:54px}
.section-heading.centered{text-align:center;max-width:680px;margin-left:auto;margin-right:auto}
.heading-split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:end}
.section-heading h2{font-size:42px;line-height:1.18;font-weight:800;color:var(--dark);margin-bottom:14px;letter-spacing:-.5px}
.section-heading p{color:var(--text-light);font-size:17px;line-height:1.75}
@media(max-width:920px){
  .section{padding:54px 0}
  .section-heading{margin-bottom:34px}
  .section-heading h2{font-size:29px}
  .section-heading p{font-size:15px}
  .heading-split{grid-template-columns:1fr;gap:16px}
}

/* ---------- Features ---------- */
.feature-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:22px;margin-bottom:38px}
.feature-card{
  display:flex;flex-direction:column;background:#fff;border-radius:var(--radius-lg);
  padding:32px;box-shadow:var(--shadow-sm);transition:transform .35s,box-shadow .35s;
}
.feature-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md)}
.feature-main{background:linear-gradient(145deg,#FFF3EE 0%,#FFFFFF 60%)}
.feature-number{font-size:12px;font-weight:700;color:var(--primary);letter-spacing:1.2px;margin-bottom:14px}
.feature-card h3{font-size:22px;line-height:1.32;color:var(--dark);margin-bottom:12px}
.feature-card p{font-size:14px;color:var(--text-light);line-height:1.75;margin-bottom:18px}
.feature-icon{display:flex;align-items:center;justify-content:center;width:48px;height:48px;background:var(--gradient);color:#fff;border-radius:13px;margin-bottom:16px}
.feature-icon .icon{width:23px;height:23px}
.platform-labels{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto}
.platform-labels span{padding:6px 13px;background:#fff;border:1px solid var(--border);border-radius:9px;font-size:12px;color:var(--text-light)}

.use-cases{text-align:center;padding:30px;background:#fff;border-radius:16px;box-shadow:var(--shadow-sm)}
.use-cases>span{display:block;font-weight:600;color:var(--dark);margin-bottom:16px}
.use-cases>div{display:flex;justify-content:center;gap:34px;flex-wrap:wrap}
.use-cases>div span{display:inline-flex;align-items:center;gap:8px;color:var(--text-light);font-size:14px}
.use-cases .icon{color:var(--primary)}
@media(max-width:920px){
  .feature-grid{grid-template-columns:1fr}
  .feature-card{padding:24px}
  .use-cases>div{flex-direction:column;gap:14px}
}

/* ---------- Plans ---------- */
.plans-section{background:#fff}
.trial-offer{
  display:grid;grid-template-columns:1.6fr 1fr;gap:30px;align-items:center;
  padding:38px;margin-bottom:30px;position:relative;overflow:hidden;
  background:linear-gradient(140deg,#FFF3EE 0%,#FFFFFF 70%);
  border:2px solid var(--primary);border-radius:var(--radius-lg);
}
.trial-offer::after{content:"🔥";position:absolute;top:18px;right:22px;font-size:30px}
.trial-identity{display:flex;align-items:center;gap:20px}
.trial-cat img{width:84px;height:84px}
.trial-badge{display:inline-block;padding:4px 13px;background:var(--primary);color:#fff;border-radius:20px;font-size:12px;font-weight:600;margin-bottom:9px}
.trial-offer h3{font-size:23px;color:var(--dark);margin-bottom:7px}
.trial-offer p{font-size:14px;color:var(--text-light)}
.trial-rule{display:block;font-size:12px;color:var(--text-light);margin-top:7px;opacity:.85}
.trial-purchase{text-align:center}
.trial-purchase .plan-price{justify-content:center;margin-bottom:8px}
.trial-purchase .button{width:100%}

.plans-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.plan-card{
  display:flex;flex-direction:column;position:relative;
  background:#fff;border:2px solid var(--border);border-radius:var(--radius-lg);
  padding:30px;transition:transform .35s,box-shadow .35s,border-color .35s;
}
.plan-card:hover{transform:translateY(-8px);border-color:var(--primary);box-shadow:var(--shadow-lg)}
.plan-featured{border-color:var(--primary);background:linear-gradient(160deg,#FFF8F4 0%,#FFFFFF 55%);transform:scale(1.035)}
.plan-featured:hover{transform:scale(1.035) translateY(-8px)}
.plan-featured::before{
  content:"最受欢迎";position:absolute;top:-13px;left:50%;transform:translateX(-50%);
  background:var(--gradient);color:#fff;padding:5px 18px;border-radius:20px;
  font-size:12px;font-weight:700;box-shadow:0 4px 12px rgba(255,107,53,.4);white-space:nowrap;
}
.plan-topline{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}
.plan-symbol{display:flex;align-items:center;justify-content:center;width:44px;height:44px;background:var(--primary-light);color:var(--primary);border-radius:12px}
.plan-symbol .icon{width:22px;height:22px}
.plan-availability{font-size:12px;color:var(--success);padding:4px 11px;background:rgba(0,184,148,.1);border-radius:8px;font-weight:600}
.plan-card h3{font-size:21px;color:var(--dark);margin-bottom:5px}
.plan-intro{font-size:14px;color:var(--text-light);margin-bottom:15px}
.plan-tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:18px}
.plan-tags span{padding:4px 11px;background:var(--primary-light);color:var(--primary);border-radius:8px;font-size:12px;font-weight:600}
.plan-price{display:flex;align-items:baseline;gap:4px;color:var(--primary);margin-bottom:5px}
.plan-price .currency{font-size:20px;font-weight:600}
.plan-price strong{font-size:46px;font-weight:800;line-height:1;letter-spacing:-1px}
.plan-price>span:last-child{font-size:14px;color:var(--text-light);font-weight:500}
.price-detail{font-size:12px;color:var(--text-light);margin-bottom:18px}
.monthly-label{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;background:#F8F9FC;border-radius:10px;font-size:13px;margin-bottom:18px}
.monthly-label .icon{color:var(--primary);width:16px;height:16px}
.plan-purchase{width:100%;margin-bottom:22px}
.plan-benefits{flex-grow:1}
.plan-benefits li{display:flex;align-items:flex-start;gap:10px;padding:7px 0;font-size:14px}
.plan-benefits .icon{color:var(--success);width:16px;height:16px;margin-top:4px}
.plan-benefits strong{color:var(--primary)}

.pricing-note{display:flex;align-items:center;justify-content:center;gap:9px;margin:30px 0 22px;font-size:13px;color:var(--text-light);text-align:center}
.pricing-note .icon{color:var(--primary)}
.plan-guidance{
  display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;
  padding:24px 28px;background:var(--primary-light);border-radius:16px;
}
.plan-guidance>div{display:flex;align-items:center;gap:14px}
.plan-guidance .icon{color:var(--primary);width:28px;height:28px}
.plan-guidance strong{display:block;color:var(--dark);margin-bottom:3px}
.plan-guidance span{font-size:14px;color:var(--text-light)}
@media(max-width:920px){
  .plans-grid{grid-template-columns:1fr}
  .trial-offer{grid-template-columns:1fr;text-align:center;padding:26px}
  .trial-identity{flex-direction:column}
  .plan-featured,.plan-featured:hover{transform:none}
  .plan-card{padding:24px}
}

/* ---------- Start ---------- */
.start-section{background:var(--bg)}
.start-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:56px;align-items:start}
.start-copy h2{font-size:40px;line-height:1.18;color:var(--dark);margin-bottom:14px;font-weight:800}
.start-copy>p{font-size:16px;color:var(--text-light);margin-bottom:22px;line-height:1.8}
.guides-platforms-label{display:block;font-weight:600;color:var(--dark);margin:30px 0 12px;font-size:14px}
.guides-platforms{display:flex;flex-wrap:wrap;gap:8px}
.guides-platforms a{padding:9px 16px;background:#fff;border:1px solid var(--border);border-radius:10px;font-size:13px;color:var(--text);transition:all .25s}
.guides-platforms a:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-2px)}
.start-cat{display:flex;align-items:center;gap:16px;margin-top:30px;padding:20px;background:#fff;border-radius:16px;box-shadow:var(--shadow-sm)}
.start-cat img{width:90px;height:80px}
.start-cat span{font-size:14px;color:var(--text-light)}
.start-cat strong{color:var(--primary);font-size:16px}

.steps-list{display:flex;flex-direction:column;gap:15px}
.steps-list li{
  display:flex;align-items:flex-start;gap:19px;padding:24px;
  background:#fff;border-radius:16px;box-shadow:var(--shadow-sm);transition:transform .3s,box-shadow .3s;
}
.steps-list li:hover{transform:translateX(8px);box-shadow:var(--shadow-md)}
.step-number{display:flex;align-items:center;justify-content:center;width:46px;height:46px;background:var(--gradient);color:#fff;border-radius:13px;font-weight:700;flex-shrink:0}
.steps-list h3{font-size:17px;color:var(--dark);margin-bottom:7px}
.steps-list p{font-size:14px;color:var(--text-light);margin-bottom:10px;line-height:1.7}
.steps-list li>div>a{color:var(--primary);font-size:13px;font-weight:600}
.step-icon{color:var(--primary);margin-top:12px;opacity:.6}
@media(max-width:920px){
  .start-grid{grid-template-columns:1fr;gap:34px}
  .start-copy h2{font-size:29px}
  .steps-list li{padding:20px;gap:14px}
}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:1fr 1.45fr;gap:56px;align-items:start}
.faq-copy h2{font-size:36px;line-height:1.2;color:var(--dark);margin-bottom:14px;font-weight:800}
.faq-copy>p{color:var(--text-light);margin-bottom:30px;line-height:1.8}
.help-card{padding:26px;background:var(--gradient-dark);color:#fff;border-radius:16px}
.help-icon{display:flex;align-items:center;justify-content:center;width:46px;height:46px;background:rgba(255,255,255,.1);color:var(--accent);border-radius:12px;margin-bottom:16px}
.help-card h3{font-size:17px;margin-bottom:8px}
.help-card p{font-size:14px;color:rgba(255,255,255,.78);margin-bottom:16px;line-height:1.7}
.help-card .text-link{color:var(--accent)}

.faq-list{display:flex;flex-direction:column;gap:11px}
.faq-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:border-color .3s,box-shadow .3s}
.faq-item:hover{border-color:var(--primary)}
.faq-item[open]{border-color:var(--primary);box-shadow:0 8px 28px rgba(255,107,53,.08)}
.faq-item summary{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:19px 22px;cursor:pointer;font-weight:600;color:var(--dark);list-style:none;font-size:15px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-plus{position:relative;width:18px;height:18px;flex-shrink:0}
.faq-plus::before,.faq-plus::after{content:"";position:absolute;background:var(--primary);transition:transform .3s}
.faq-plus::before{top:50%;left:0;right:0;height:2px;transform:translateY(-50%)}
.faq-plus::after{left:50%;top:0;bottom:0;width:2px;transform:translateX(-50%)}
.faq-item[open] .faq-plus::after{transform:translateX(-50%) rotate(90deg)}
.faq-item p{padding:0 22px 19px;color:var(--text-light);line-height:1.8;font-size:14px}
@media(max-width:920px){
  .faq-grid{grid-template-columns:1fr;gap:30px}
  .faq-copy h2{font-size:28px}
}

/* ---------- Closing ---------- */
.closing-section{padding:76px 0}
.closing-card{
  display:grid;grid-template-columns:1.5fr 1fr;gap:40px;align-items:center;
  padding:56px;background:var(--gradient-dark);border-radius:24px;color:#fff;
  position:relative;overflow:hidden;
}
.closing-card::before{
  content:"";position:absolute;top:-120px;right:-120px;width:400px;height:400px;
  background:radial-gradient(circle,rgba(255,209,102,.16) 0%,transparent 70%);
}
.closing-eyebrow{display:inline-block;padding:6px 15px;background:rgba(255,209,102,.14);color:var(--accent);border-radius:30px;font-size:13px;font-weight:600;margin-bottom:18px}
.closing-card h2{font-size:46px;line-height:1.18;margin-bottom:14px;font-weight:800}
.closing-card h2 span{color:var(--accent)}
.closing-card>div>p{font-size:17px;color:rgba(255,255,255,.78);margin-bottom:30px;line-height:1.75}
.closing-art{position:relative;display:flex;justify-content:center;align-items:center}
.closing-orbit{position:absolute;width:280px;height:280px;border:2px dashed rgba(255,209,102,.25);border-radius:50%;animation:spin 36s linear infinite}
.closing-star{position:absolute;top:6px;right:26px;font-size:30px;color:var(--accent);animation:twinkle 2.4s ease-in-out infinite}
.closing-art img{width:240px;position:relative;animation:float 5.5s ease-in-out infinite}
@media(max-width:920px){
  .closing-section{padding:46px 0}
  .closing-card{grid-template-columns:1fr;padding:36px 24px;text-align:center}
  .closing-card h2{font-size:30px}
  .closing-art img{width:170px}
  .closing-orbit{width:200px;height:200px}
}

/* ---------- Footer ---------- */
.site-footer{background:var(--dark);color:rgba(255,255,255,.68);padding:56px 0 20px}
.footer-main{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand .brand{color:#fff;margin-bottom:14px}
.footer-brand p{font-size:14px;color:rgba(255,255,255,.55);line-height:1.8}
.footer-column h3{color:#fff;font-size:14px;font-weight:600;margin-bottom:15px}
.footer-column a{display:block;padding:6px 0;font-size:14px;color:rgba(255,255,255,.58);transition:color .2s}
.footer-column a:hover{color:var(--accent)}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:14px;padding-top:22px;font-size:13px;color:rgba(255,255,255,.45)}
.footer-bottom a{color:var(--accent)}
@media(max-width:920px){
  .footer-main{grid-template-columns:1fr 1fr;gap:26px}
  .footer-bottom{flex-direction:column;text-align:center}
}

/* ---------- 移动端购买条 ---------- */
.mobile-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:90;
  padding:11px 18px;background:#fff;box-shadow:0 -4px 22px rgba(0,0,0,.1);
  align-items:center;justify-content:space-between;gap:14px;
}
.mobile-bar>span{display:flex;flex-direction:column;font-size:14px;font-weight:600;color:var(--dark);line-height:1.3}
.mobile-bar>span span{font-size:11px;font-weight:400;color:var(--text-light)}
@media(max-width:920px){
  .mobile-bar{display:flex}
  body{padding-bottom:72px}
}

/* ---------- 文档页（guides/terms/privacy）---------- */
.doc-page{padding:60px 0 80px;max-width:860px;margin:0 auto}
.doc-page h1{font-size:38px;color:var(--dark);margin-bottom:12px;font-weight:800}
.doc-meta{color:var(--text-light);font-size:14px;margin-bottom:40px;padding-bottom:20px;border-bottom:1px solid var(--border)}
.doc-page h2{font-size:24px;color:var(--dark);margin:36px 0 14px;font-weight:700}
.doc-page h3{font-size:18px;color:var(--dark);margin:24px 0 10px}
.doc-page p{color:var(--text-light);line-height:1.9;margin-bottom:14px}
.doc-page ul{margin:0 0 16px 0}
.doc-page li{position:relative;padding-left:22px;color:var(--text-light);line-height:1.9;margin-bottom:8px}
.doc-page li::before{content:"";position:absolute;left:6px;top:13px;width:6px;height:6px;background:var(--primary);border-radius:50%}
.doc-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:24px;margin:20px 0}
.doc-tip{background:var(--primary-light);border-left:4px solid var(--primary);padding:16px 20px;border-radius:0 10px 10px 0;margin:20px 0}
.doc-tip p{margin:0;color:var(--text)}
@media(max-width:920px){
  .doc-page{padding:36px 0 60px}
  .doc-page h1{font-size:28px}
  .doc-page h2{font-size:20px}
}