/* ============================================================
   蛋蛋分享库 ddfxkok.cn —— 「蛋蛋补给仓」主题
   白 #ffffff · 云米 #fbf7ea · 墨黑 #23211c · 蛋黄 #ffc531 · 草绿 #4fae5c
   蛋架英雄 + 三仓分类 + 横向传送带 + 顶梁柱 + 一大三小画廊 + 对开问答 + 蛋黄领取台
   阴影语言：每个大区块外容器仅一组且全页参数唯一；内部卡片零阴影靠细线分层
   ============================================================ */
:root{
  --ink:#23211c;
  --ink2:#2e2b24;
  --ink3:#3c382e;
  --yolk:#ffc531;
  --yolk-d:#e6a90a;
  --yolk-l:#ffdd7a;
  --grn:#4fae5c;
  --grn-d:#3c8a48;
  --cloud:#fbf7ea;
  --txt:#2b2820;
  --line:rgba(35,33,28,.14);
  --line-d:rgba(255,255,255,.16);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Segoe UI",sans-serif;color:var(--txt);background:#fff;line-height:1.8;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:inherit}
ul,ol{list-style:none}
button{font-family:inherit;cursor:pointer}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px}
[id]{scroll-margin-top:84px}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;font-weight:700;border-radius:14px;transition:transform .18s,box-shadow .18s,background .18s;white-space:nowrap;border:2px solid transparent}
.btn:hover{transform:translateY(-2px)}
.btn-yolk{background:var(--yolk);color:var(--ink)}
.btn-yolk:hover{background:var(--yolk-l)}
.btn-ink{background:var(--ink);color:#fff}
.btn-ink:hover{background:var(--ink3)}
.btn-lg{padding:13px 30px;font-size:16px}
.btn-xl{padding:16px 44px;font-size:18px}

/* ---------- 头部 ---------- */
.hd{position:sticky;top:0;z-index:60;background:rgba(35,33,28,.97);backdrop-filter:blur(8px);border-bottom:3px solid var(--yolk)}
.hd-in{display:flex;align-items:center;gap:22px;height:64px}
.brand{display:flex;align-items:center;gap:10px;color:#fff}
.brand img{border-radius:50%;background:#fff}
.brand-t{display:flex;flex-direction:column;line-height:1.2}
.brand-t strong{font-size:18px;letter-spacing:1px}
.brand-t small{font-size:10px;letter-spacing:2px;color:rgba(255,255,255,.52)}
.nav{display:flex;gap:4px;margin-left:auto}
.nav a{padding:8px 11px;font-size:14px;color:rgba(255,255,255,.76);border-bottom:2px solid transparent}
.nav a:hover{color:#fff}
.nav a.on{color:var(--yolk-l);border-bottom-color:var(--yolk-l)}
.hd-cta{padding:9px 24px;font-size:14px;box-shadow:0 3px 0 rgba(0,0,0,.32)}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;margin-left:12px;padding:6px}
.burger span{width:24px;height:2px;background:#fff;transition:.25s}

/* ---------- 区块通用 ---------- */
.sec{padding:80px 0}
.sec-white{background:#fff}
.sec-cloud{background:var(--cloud)}
.sec-ink{background:var(--ink);color:#fdfaf2;border-top:4px solid var(--yolk)}
.sec-h{max-width:740px;margin-bottom:40px}
.kick{font-size:12px;letter-spacing:3px;font-weight:700;color:var(--yolk-d);margin-bottom:12px;display:flex;align-items:center;gap:10px;text-transform:uppercase}
.sec-ink .kick{color:var(--yolk)}
.kick-lab{background:var(--grn);color:#fff;font-style:normal;font-size:11px;letter-spacing:2px;padding:3px 10px;border-radius:6px}
.sec-h h2{font-size:31px;line-height:1.35;letter-spacing:.5px;color:var(--ink)}
.sec-ink .sec-h h2{color:#fff}
.sec-p{margin-top:10px;color:#6b6353;font-size:15.5px}
.sec-ink .sec-p{color:rgba(253,250,242,.66)}

/* ---------- 英雄区 · 补给仓蛋架 ---------- */
.hero{background:radial-gradient(560px 400px at 90% 8%,rgba(79,174,92,.12),transparent 60%),radial-gradient(680px 480px at 0% 96%,rgba(255,197,49,.2),transparent 62%),linear-gradient(180deg,#fdf3d7 0%,#fbf7ea 60%,#fffdf7 100%);padding:70px 0;border-bottom:4px solid var(--yolk);position:relative;overflow:hidden}
.hero-in{display:grid;grid-template-columns:1.04fr .96fr;gap:52px;align-items:center}
.hero h1{font-size:60px;line-height:1.08;letter-spacing:5px;color:var(--ink);margin:16px 0 14px;position:relative;display:inline-block}
.hero h1::after{content:"";position:absolute;left:2px;bottom:-7px;width:64px;height:6px;background:linear-gradient(90deg,var(--yolk),var(--grn));border-radius:3px}
.hero-slogan{font-size:22px;font-weight:700;color:var(--ink);margin-bottom:18px}
.hero-slogan i{font-style:normal;color:var(--grn-d)}
.lead{color:#57503f;font-size:15.5px;max-width:560px}
.hero-acts{display:flex;gap:14px;margin:26px 0 18px;flex-wrap:wrap}
.hero-acts .btn-yolk{box-shadow:0 14px 30px rgba(230,169,10,.4)}
.hero-acts .btn-ink{box-shadow:0 10px 22px rgba(35,33,28,.24)}
.hero-tags{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:16px}
.hero-tags li{font-size:13px;padding:4px 14px;border:1px solid rgba(79,174,92,.5);border-radius:18px;color:var(--grn-d);background:rgba(255,255,255,.65)}
.hero-note{font-size:13px;color:#8a8168;display:flex;align-items:center;gap:8px}
.dot{width:8px;height:8px;border-radius:50%;background:var(--yolk);box-shadow:0 0 0 4px rgba(255,197,49,.2);flex:0 0 auto}

/* 蛋架 */
.depot{position:relative;height:512px;border-radius:30px;background:linear-gradient(165deg,#eaf6ec 0%,#fdf6de 100%);border:2px solid rgba(79,174,92,.35);box-shadow:0 30px 60px rgba(35,33,28,.14);overflow:hidden}
.dp-sun{position:absolute;right:40px;top:36px;width:70px;height:70px;border-radius:50%;background:radial-gradient(circle at 38% 36%,#ffe08a,var(--yolk) 72%);box-shadow:0 0 0 10px rgba(255,197,49,.18),0 0 40px rgba(255,197,49,.5)}
.dp-grass{position:absolute;left:0;right:0;bottom:0;height:110px;background:linear-gradient(180deg,rgba(79,174,92,.35),rgba(79,174,92,.55));border-top-left-radius:50% 40px;border-top-right-radius:50% 40px}
.dp-main{position:absolute;left:50%;top:48%;transform:translate(-56%,-50%);width:230px;border:3px solid var(--ink);border-radius:18px;overflow:hidden;background:#fff;z-index:3}
.dp-main img{width:100%;height:auto}
.dp-mini{position:absolute;right:6%;bottom:12%;width:116px;border:3px solid var(--grn);border-radius:14px;overflow:hidden;background:#fff;transform:rotate(-6deg);z-index:4}
.dp-mini img{width:100%;height:auto}
.dp-egg{position:absolute;font-size:12.5px;font-weight:800;padding:9px 16px;border-radius:50% / 60% 60% 40% 40%;z-index:5}
.dp-e1{left:6%;top:14%;background:var(--grn);color:#fff;transform:rotate(-6deg)}
.dp-e2{right:8%;top:30%;background:var(--ink);color:#fff;transform:rotate(4deg)}
.dp-e2 b{color:var(--yolk)}

/* ---------- 补给分类 ---------- */
.cats{display:grid;grid-template-columns:1.2fr 1fr;grid-auto-rows:minmax(170px,auto);gap:16px}
.ct{background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px 24px;position:relative;transition:transform .2s,border-color .2s}
.ct:hover{transform:translateY(-3px);border-color:var(--yolk)}
.ct-big{grid-row:span 2;background:linear-gradient(160deg,#fff 0%,#fdf3d7 100%);border-top:5px solid var(--yolk);padding:32px 28px}
.ct:not(.ct-big){border-left:5px solid var(--grn)}
.ct-flag{position:absolute;top:16px;right:18px;font-size:11px;font-weight:800;color:#fff;background:var(--grn);padding:4px 12px;border-radius:12px}
.ct b{display:block;font-size:17.5px;color:var(--ink);margin-bottom:9px}
.ct-big b{font-size:22px}
.ct p{font-size:14px;color:#6b6353;line-height:1.75}
.ct-stat{display:inline-block;margin-top:16px;font-size:12.5px;font-weight:700;color:var(--yolk-d);border-left:3px solid var(--yolk);padding-left:10px}

/* ---------- 今日进仓 · 横向传送带 ---------- */
.belt{display:flex;gap:16px;overflow-x:auto;padding:6px 2px 14px;scroll-snap-type:x mandatory;scrollbar-width:thin}
.bl{flex:0 0 300px;scroll-snap-align:start;background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px 22px;position:relative}
.bl::before{content:"";position:absolute;left:22px;right:22px;bottom:0;height:4px;background:repeating-linear-gradient(90deg,var(--yolk) 0 12px,transparent 12px 20px);border-radius:2px}
.bl-new{position:absolute;top:-9px;right:16px;font-size:10.5px;font-weight:800;color:#fff;background:var(--grn);padding:3px 10px;border-radius:10px;letter-spacing:1px}
.bl b{display:block;font-size:16.5px;color:var(--ink);margin-bottom:8px}
.bl p{font-size:13.6px;color:#6b6353;line-height:1.7;margin-bottom:14px}
.bl-meta{font-size:12px;font-weight:700;color:var(--yolk-d)}

/* ---------- 数字绸带 ---------- */
.ribbon{background:linear-gradient(90deg,var(--grn-d),var(--grn));padding:30px 0;box-shadow:inset 0 -5px 0 rgba(35,33,28,.2)}
.ribbon-in{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.rb-i{text-align:center;color:#fff;border-right:1px dotted rgba(255,255,255,.5)}
.rb-i:last-child{border-right:0}
.rb-i b{font-size:34px;font-weight:800;line-height:1.1}
.rb-i i{font-style:normal;font-size:14px;margin-left:2px}
.rb-i span{display:block;font-size:12.5px;color:rgba(255,255,255,.88);margin-top:4px}

/* ---------- 下载保障 · 顶梁柱 ---------- */
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.pi{background:var(--ink2);border:1px solid var(--line-d);border-top:6px solid var(--yolk);border-radius:6px 6px 18px 18px;padding:28px 24px;position:relative}
.pi:nth-child(2){border-top-color:var(--grn)}
.pi-top{position:absolute;top:-15px;left:22px;font-size:11px;font-weight:800;letter-spacing:2px;color:var(--ink);background:var(--yolk);padding:4px 12px;border-radius:4px}
.pi:nth-child(2) .pi-top{background:var(--grn);color:#fff}
.pi b{display:block;font-size:18px;color:#fff;margin:6px 0 10px;letter-spacing:1px}
.pi p{font-size:13.8px;color:rgba(253,250,242,.68);line-height:1.8}

/* ---------- 应用画面 · 一大三小 ---------- */
.gallery{display:grid;grid-template-columns:1.15fr 1fr 1fr;grid-template-rows:auto auto;gap:16px}
.ga{text-align:center}
.ga-main{grid-row:span 2}
.ga img{width:100%;height:auto;border:2px solid var(--ink);border-radius:16px;background:var(--cloud)}
.ga-main img{max-width:245px;margin:0 auto;border-width:3px;border-color:var(--yolk-d)}
.ga:not(.ga-main) img{max-width:180px;margin:0 auto}
.ga figcaption{margin-top:10px;font-size:13px;font-weight:700;color:var(--ink)}

/* ---------- 上手三步 ---------- */
.steps{display:flex;align-items:stretch;gap:14px}
.st{flex:1;background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px 22px;position:relative}
.st-no{position:absolute;top:-14px;left:20px;font-size:13px;font-weight:800;color:var(--ink);background:var(--yolk);padding:5px 13px;border-radius:10px;letter-spacing:1px}
.st:nth-of-type(3) .st-no{background:var(--grn);color:#fff}
.st b{display:block;font-size:17px;color:var(--ink);margin:8px 0 8px}
.st p{font-size:14px;color:#6b6353;line-height:1.75}
.st-arrow{align-self:center;font-size:26px;color:var(--yolk-d);font-weight:800}

/* ---------- FAQ 对开 ---------- */
.qatabs{display:grid;grid-template-columns:.9fr 1.1fr;gap:18px;align-items:start}
.qt-list{display:flex;flex-direction:column;gap:10px}
.qt{text-align:left;background:#fff;border:1px solid var(--line);border-left:5px solid transparent;border-radius:12px;padding:16px 18px;font-size:15px;font-weight:700;color:var(--ink);transition:border-color .2s,background .2s}
.qt:hover{border-left-color:var(--yolk)}
.qt.on{background:var(--cloud);border-left-color:var(--grn)}
.qa-panels{background:#fff;border:1px solid var(--line);border-radius:18px;padding:30px 32px;min-height:280px;box-shadow:0 18px 38px rgba(35,33,28,.07)}
.qp{display:none}
.qp.on{display:block}
.qp b{display:block;font-size:18px;color:var(--grn-d);margin-bottom:12px}
.qp p{font-size:14.5px;color:#57503f;line-height:1.9}

/* ---------- 仓友留言 ---------- */
.notes{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.nt{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px 24px;position:relative}
.nt::after{content:"";position:absolute;right:20px;top:0;width:26px;height:10px;background:var(--yolk);border-radius:0 0 6px 6px}
.nt:nth-child(2n)::after{background:var(--grn)}
.nt-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:9px}
.nt-head b{font-size:15.5px;color:var(--ink)}
.nt-star{font-size:12px;color:var(--yolk-d);letter-spacing:2px}
.nt p{font-size:14px;color:#57503f;line-height:1.8;margin-bottom:11px}
.nt-time{font-size:12px;color:#a39a83}

/* ---------- 下载 · 蛋黄领取台 ---------- */
.sec-get{padding:84px 0;background:linear-gradient(180deg,#fffdf7 0%,#fdf3d7 100%);border-top:4px solid var(--yolk)}
.gt-ring{max-width:580px;margin:0 auto;border-radius:34px;background:linear-gradient(150deg,var(--yolk),var(--grn));padding:8px;box-shadow:0 28px 56px rgba(230,169,10,.32)}
.gt-card{background:#fff;border-radius:26px;padding:42px 38px 34px;text-align:center}
.gt-logo img{margin:0 auto 14px;border-radius:50%;border:4px solid var(--yolk)}
.gt-name{display:block;font-size:26px;color:var(--ink);letter-spacing:2px;margin-bottom:6px}
.gt-sub{font-size:15px;color:#6b6353;margin-bottom:20px}
.gt-rows{display:flex;justify-content:center;gap:12px;flex-wrap:wrap;margin-bottom:24px}
.gt-rows span{border:1px solid var(--line);border-radius:12px;padding:8px 14px;font-size:12.5px}
.gt-rows i{font-style:normal;color:#8a8168;margin-right:6px}
.gt-rows b{color:var(--ink)}
.gt-btn{width:100%;box-shadow:0 16px 34px rgba(230,169,10,.42)}
.gt-note{margin-top:14px;font-size:12.5px;color:#8a8168}

/* ---------- 页脚 ---------- */
.ft{background:var(--ink);color:rgba(255,255,255,.72);border-top:4px solid var(--grn)}
.ft-in{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:30px 24px 22px;flex-wrap:wrap}
.ft .brand img{border-radius:50%}
.ft-links{display:flex;gap:20px}
.ft-links a{font-size:14px;color:rgba(255,255,255,.72)}
.ft-links a:hover{color:var(--yolk-l)}
.ft-icp{padding:0 24px 8px;font-size:13px}
.ft-icp a{color:rgba(255,255,255,.5)}
.ft-icp a:hover{color:var(--yolk-l)}
.ft-c{padding:0 24px 26px;font-size:13px;color:rgba(255,255,255,.45)}

/* ---------- 返回顶部 / 入场 ---------- */
.backtop{position:fixed;right:24px;bottom:24px;z-index:70;width:44px;height:44px;border:0;border-radius:14px;background:var(--ink);color:var(--yolk);font-size:20px;line-height:1;opacity:0;pointer-events:none;transition:opacity .25s,transform .25s;transform:translateY(8px)}
.backtop.show{opacity:1;pointer-events:auto;transform:translateY(0)}
.backtop:hover{background:var(--grn-d);color:#fff}
.rv{opacity:0;transform:translateY(22px);transition:opacity .55s ease,transform .55s ease}
.rv.in{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media(max-width:960px){
  [id]{scroll-margin-top:72px}
  .nav{position:fixed;top:64px;right:0;left:0;background:rgba(35,33,28,.98);flex-direction:column;padding:10px 20px 16px;gap:2px;display:none;border-bottom:3px solid var(--yolk)}
  .nav.open{display:flex}
  .nav a{padding:10px 6px;font-size:15px}
  .burger{display:flex}
  .hd-cta{margin-left:auto}
  .hero{padding:46px 0}
  .hero-in{grid-template-columns:1fr;gap:34px}
  .hero h1{font-size:42px;letter-spacing:2px}
  .depot{height:452px;max-width:420px;margin:0 auto;width:100%}
  .dp-main{width:196px}
  .dp-mini{width:100px}
  .sec{padding:56px 0}
  .sec-h h2{font-size:25px}
  .cats{grid-template-columns:1fr}
  .ct-big{grid-row:auto}
  .pillars{grid-template-columns:1fr}
  .gallery{grid-template-columns:1fr 1fr}
  .ga-main{grid-row:auto;grid-column:span 2}
  .steps{flex-direction:column}
  .st-arrow{transform:rotate(90deg);align-self:center}
  .qatabs{grid-template-columns:1fr}
  .notes{grid-template-columns:1fr}
  .ribbon-in{grid-template-columns:repeat(2,1fr);gap:20px}
  .rb-i:nth-child(2){border-right:0}
  .backtop{right:16px;bottom:24px;width:42px;height:42px}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .rv{opacity:1;transform:none}
}