/* ============================================================
   吃个蛋 · 官网
   暗可可 + 蛋黄 · 液态玻璃
   ============================================================ */

:root{
  --bg:#150E0B;
  --bg-2:#1E1511;
  --cream:#FFF6E5;
  --cream-72:rgba(255,246,229,.80);
  --cream-52:rgba(255,246,229,.60);
  --cream-38:rgba(255,246,229,.48);
  --yolk:#FFC53D;
  --yolk-deep:#F0A500;
  --glass-bd:rgba(255,255,255,.10);
  --r-lg:26px;
  --r-md:18px;
  --ease-spring:cubic-bezier(.34,1.56,.64,1);
  --ease-out:cubic-bezier(.16,1,.3,1);
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}

html{scroll-behavior:smooth; scroll-padding-top:96px; -webkit-text-size-adjust:100%}

body{
  margin:0;
  min-height:100vh;
  background:var(--bg);
  color:var(--cream);
  font-family:var(--font);
  font-size:16px;
  line-height:1.7;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

body::before{
  content:"";
  position:fixed;
  inset:-10%;
  z-index:0;
  pointer-events:none;
  background:
    radial-gradient(48vw 48vw at 50% -6%, rgba(255,197,61,.17), transparent 62%),
    radial-gradient(42vw 42vw at 6% 62%, rgba(255,140,60,.10), transparent 64%),
    radial-gradient(46vw 46vw at 96% 74%, rgba(255,197,61,.075), transparent 66%),
    linear-gradient(180deg,#1A120E 0%,#150E0B 46%,#120C09 100%);
}

#ripples{
  position:fixed;
  inset:0;
  z-index:1;
  pointer-events:none;
  opacity:.9;
}

.grain{
  position:fixed;
  inset:0;
  z-index:50;
  pointer-events:none;
  opacity:.038;
  mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.82' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E");
}

main,.foot{position:relative; z-index:2}

img{max-width:100%; display:block}

a{color:inherit; text-decoration:none}

h1,h2,h3{margin:0; font-weight:600; letter-spacing:-.018em; line-height:1.24}

p{margin:0}

::selection{background:rgba(255,197,61,.28); color:#fff}

.wrap{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 36px;
}
.wrap--narrow{max-width:860px}

/* ---------- 玻璃基材 ---------- */

.glass{
  position:relative;
  background:
    linear-gradient(158deg, rgba(255,255,255,.115) 0%, rgba(255,255,255,.042) 46%, rgba(255,255,255,.072) 100%);
  border:1px solid rgba(255,255,255,.125);
  backdrop-filter:blur(22px) saturate(170%);
  -webkit-backdrop-filter:blur(22px) saturate(170%);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.22),
    inset 0 -1px 0 rgba(255,255,255,.05),
    0 26px 50px -28px rgba(0,0,0,.75);
}

/* ---------- 导航 ---------- */

.nav{
  position:fixed;
  top:0; left:0; right:0;
  z-index:100;
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:20px;
  padding:18px 36px;
  transition:padding .45s var(--ease-out), background .45s ease, border-color .45s ease, backdrop-filter .45s ease;
  border-bottom:1px solid transparent;
}
.nav.scrolled{
  padding:12px 36px;
  background:rgba(24,17,13,.72);
  backdrop-filter:blur(26px) saturate(160%);
  -webkit-backdrop-filter:blur(26px) saturate(160%);
  border-bottom-color:rgba(255,255,255,.07);
}

.brand{
  display:flex;
  align-items:center;
  justify-self:start;
  gap:10px;
  font-size:16px;
  font-weight:600;
  letter-spacing:.02em;
  flex:none;
}
.brand-mark{
  width:36px; height:36px;
  flex:none;
  border-radius:9px;
  box-shadow:0 4px 12px -4px rgba(255,197,61,.6), 0 0 0 1px rgba(255,255,255,.10);
}

.pill-nav{
  position:relative;
  display:flex;
  align-items:center;
  gap:2px;
  padding:5px;
  border-radius:999px;
  background:rgba(255,255,255,.055);
  border:1px solid rgba(255,255,255,.085);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
}

.pill-ind{
  position:absolute;
  top:5px; left:0;
  height:calc(100% - 10px);
  width:60px;
  border-radius:999px;
  background:linear-gradient(180deg,#FFD066,var(--yolk));
  box-shadow:0 6px 18px -6px rgba(255,197,61,.75), inset 0 1px 0 rgba(255,255,255,.45);
  transform:translateX(0);
  transition:transform .58s var(--ease-spring), width .58s var(--ease-spring);
  will-change:transform,width;
  pointer-events:none;
}

.pill-item{
  position:relative;
  z-index:1;
  padding:7px 20px;
  border-radius:999px;
  font-size:13.5px;
  font-weight:500;
  color:var(--cream-52);
  transition:color .35s ease;
  white-space:nowrap;
}
.pill-item:hover{color:var(--cream-72)}
.pill-item.is-active{color:#2A1A10; font-weight:600}

/* ---------- 首屏 ---------- */

.hero{
  position:relative;
  padding:148px 0 104px;
  text-align:center;
  overflow:hidden;
}
.hero-glow{
  position:absolute;
  top:-8%; left:50%;
  width:min(1000px,120vw);
  aspect-ratio:1;
  transform:translateX(-50%);
  background:radial-gradient(circle, rgba(255,197,61,.20), rgba(255,150,60,.06) 42%, transparent 68%);
  pointer-events:none;
  z-index:0;
}
.hero-inner{position:relative; z-index:1}

.eyebrow{
  display:inline-block;
  padding:7px 18px;
  margin-bottom:22px;
  border-radius:999px;
  font-size:12.5px;
  letter-spacing:.16em;
  color:rgba(255,217,138,.9);
  background:rgba(255,197,61,.10);
  border:1px solid rgba(255,197,61,.22);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
}

.hero h1{
  font-size:clamp(34px, 4.8vw, 64px);
  letter-spacing:-.028em;
  line-height:1.16;
  background:linear-gradient(180deg,#FFFBF2 12%,#FFEFD0 78%,#F5D79B 100%);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}

.lede{
  margin:22px auto 0;
  max-width:36em;
  font-size:clamp(15px,1.28vw,17.5px);
  color:var(--cream-52);
  line-height:1.85;
}

@media (max-width:860px){
  .lede{max-width:30em}
  .br-d{display:none}
}

.cta{
  display:flex;
  justify-content:center;
  gap:14px;
  margin-top:32px;
  flex-wrap:wrap;
}

.btn{
  display:inline-flex;
  align-items:center;
  gap:9px;
  padding:15px 30px;
  border-radius:999px;
  font-size:15px;
  font-weight:600;
  letter-spacing:.01em;
  transition:transform .4s var(--ease-spring), box-shadow .4s ease, background .3s ease, border-color .3s ease;
  will-change:transform;
}
.btn svg{width:17px; height:17px; fill:none; stroke:currentColor; stroke-width:1.8; stroke-linecap:round; stroke-linejoin:round}

.btn--yolk{
  color:#2A1A10;
  background:linear-gradient(180deg,#FFD571,var(--yolk) 62%,#FBB628);
  box-shadow:0 14px 34px -12px rgba(255,197,61,.6), inset 0 1px 0 rgba(255,255,255,.5);
}
.btn--yolk:hover{
  transform:translateY(-2px);
  box-shadow:0 20px 44px -14px rgba(255,197,61,.72), inset 0 1px 0 rgba(255,255,255,.6);
}

.btn--ghost{
  color:var(--cream);
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.15);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
}
.btn--ghost:hover{
  transform:translateY(-2px);
  background:rgba(255,255,255,.1);
  border-color:rgba(255,197,61,.42);
}

/* 小程序按钮 + 悬停二维码 */

.qr-cta{
  position:relative;
  z-index:20;
  display:inline-flex;
}

.qr-cta .btn{
  min-width:190px;
  justify-content:center;
}
.qr-cta .btn svg{width:18px; height:18px}

.qr-pop{
  position:absolute;
  right:calc(100% + 16px);
  bottom:50%;
  width:212px;
  transform:translate(14px, 50%) scale(.94);
  opacity:0;
  visibility:hidden;
  pointer-events:none;
  transition:
    opacity .26s ease,
    transform .42s var(--ease-spring),
    visibility 0s linear .26s;
}

.qr-pop-card{
  display:block;
  padding:11px 11px 9px;
  border-radius:18px;
  background:#FFFCF4;
  box-shadow:
    0 0 0 1px rgba(255,255,255,.55),
    0 26px 54px -20px rgba(0,0,0,.9),
    0 0 40px -14px rgba(255,197,61,.4);
}

.qr-pop img{
  display:block;
  width:100%;
  height:auto;
  border-radius:11px;
}

.qr-pop b{
  display:block;
  margin-top:7px;
  font-size:11px;
  font-weight:500;
  letter-spacing:.02em;
  text-align:center;
  color:#8A7357;
}

.qr-pop-arrow{
  position:absolute;
  top:50%;
  right:-5px;
  width:12px;
  height:12px;
  margin-top:-6px;
  background:#FFFCF4;
  border-radius:2px;
  transform:rotate(45deg);
  box-shadow:0 0 0 1px rgba(255,255,255,.5);
}

.qr-cta:hover .qr-pop,
.qr-cta:focus-within .qr-pop{
  opacity:1;
  visibility:visible;
  pointer-events:auto;
  transform:translate(0, 50%) scale(1);
  transition:
    opacity .2s ease,
    transform .46s var(--ease-spring),
    visibility 0s;
}

.meta{
  margin-top:16px;
  font-size:12.5px;
  color:var(--cream-38);
  letter-spacing:.06em;
}

/* ---------- 三机叠放 + 浮动数据卡 ---------- */

.stage{
  position:relative;
  display:grid;
  grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);
  align-items:center;
  gap:0 20px;
  margin-top:42px;
  padding-bottom:6px;
}

.phones{
  grid-column:2;
  display:flex;
  align-items:flex-start;
  justify-content:center;
  perspective:1600px;
}

.phone{
  position:relative;
  margin:0;
  display:flex;
  flex-direction:column;
  width:clamp(148px, 14.6vw, 196px);
  aspect-ratio:379 / 889;
  border-radius:26px;
  background:#2C1F18;
  border:1px solid rgba(255,255,255,.12);
  box-shadow:0 50px 90px -40px rgba(0,0,0,.95), inset 0 0 0 1px rgba(255,255,255,.03);
  overflow:hidden;
  flex:none;
  container-type:inline-size;
  transition:transform .8s var(--ease-out);
}
.phone img{display:block; width:100%; flex:1; min-height:0; object-fit:cover; object-position:center top}
.phone .shot-status{padding:0 9.6cqw}

.phone--l{
  transform:translate(30px,26px) rotate(-8deg) scale(.9);
  opacity:.93;
  z-index:1;
}
.phone--r{
  transform:translate(-30px,26px) rotate(8deg) scale(.9);
  opacity:.93;
  z-index:1;
}
.phone--c{
  z-index:3;
  transform:translateY(0);
  box-shadow:0 60px 110px -38px rgba(0,0,0,1), 0 0 0 1px rgba(255,197,61,.14), inset 0 0 0 1px rgba(255,255,255,.04);
}

.phones:hover .phone--l{transform:translate(6px,14px) rotate(-11deg) scale(.9); opacity:1}
.phones:hover .phone--r{transform:translate(-6px,14px) rotate(11deg) scale(.9); opacity:1}
.phones:hover .phone--c{transform:translateY(-10px)}

/* 两侧数据卡 */

.hero-cards{
  position:relative;
  z-index:4;
  display:flex;
  flex-direction:column;
  gap:18px;
  min-width:0;
}
.hero-cards--l{align-items:flex-end}
.hero-cards--r{align-items:flex-start}

.hero-cards--l .float:nth-child(2){margin-right:30px}
.hero-cards--r .float:nth-child(2){margin-left:30px}

.float{
  position:relative;
  width:100%;
  max-width:246px;
  padding:16px 18px 15px;
  border-radius:20px;
  text-align:left;
  background:linear-gradient(158deg, rgba(54,39,30,.88), rgba(33,23,18,.92));
  border-color:rgba(255,197,61,.22);
  backdrop-filter:blur(18px) saturate(150%);
  -webkit-backdrop-filter:blur(18px) saturate(150%);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.15),
    0 28px 54px -26px rgba(0,0,0,.85),
    0 0 42px -20px rgba(255,197,61,.28);
  transform:perspective(900px) rotateX(var(--tx,0deg)) rotateY(var(--ty,0deg)) translateY(var(--lift,0px));
  transition:transform var(--tdur,.55s) var(--tfn,var(--ease-spring)), border-color .45s ease, box-shadow .45s ease;
  will-change:transform;
  animation:floaty 7.5s ease-in-out infinite;
}

.float:hover{
  border-color:rgba(255,197,61,.42);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.22),
    0 32px 60px -26px rgba(0,0,0,.9),
    0 0 54px -18px rgba(255,197,61,.42);
}

.hero-cards--l .float:nth-child(2){animation-delay:-3.4s}
.hero-cards--r .float:nth-child(1){animation-delay:-1.7s}
.hero-cards--r .float:nth-child(2){animation-delay:-5.2s}

@keyframes floaty{
  0%,100%{translate:0 0}
  50%{translate:0 -10px}
}

.float-label{
  display:block;
  font-size:11.5px;
  letter-spacing:.14em;
  color:var(--cream-38);
}
.float-num{
  display:block;
  margin:3px 0 5px;
  font-size:25px;
  font-weight:600;
  letter-spacing:-.02em;
  line-height:1.15;
  color:var(--cream);
  font-variant-numeric:tabular-nums;
}
.float-num em{
  font-style:normal;
  font-size:11.5px;
  font-weight:400;
  color:var(--cream-38);
  margin-left:5px;
  letter-spacing:.03em;
}
.float-sub{
  font-size:11.5px;
  color:var(--cream-38);
  letter-spacing:.02em;
  line-height:1.5;
}

/* 身体状态三列 */

.float-stats{
  display:flex;
  align-items:flex-end;
  gap:16px;
  margin-top:7px;
}
.float-stats span{display:flex; flex-direction:column; gap:3px}
.float-stats b{
  font-size:17px;
  font-weight:600;
  color:var(--cream);
  font-variant-numeric:tabular-nums;
  letter-spacing:-.01em;
}
.float-stats b em{
  font-style:normal;
  font-size:10px;
  font-weight:400;
  color:var(--cream-38);
  margin-left:2px;
}
.float-stats i{
  font-style:normal;
  font-size:10px;
  letter-spacing:.1em;
  color:var(--cream-38);
}

/* 近 7 天柱状 */

.spark{
  display:flex;
  align-items:flex-end;
  gap:4px;
  height:34px;
  margin:8px 0 8px;
}
.spark i{
  flex:1;
  height:var(--h);
  border-radius:3px 3px 2px 2px;
  background:linear-gradient(180deg, rgba(255,205,90,.92), rgba(255,170,50,.30));
  box-shadow:0 0 12px -4px rgba(255,197,61,.5);
}

/* 饮水进度 */

.meter{
  height:5px;
  margin:7px 0 8px;
  border-radius:999px;
  background:rgba(255,255,255,.10);
  overflow:hidden;
}
.meter span{
  display:block;
  height:100%;
  width:var(--v,0%);
  border-radius:inherit;
  background:linear-gradient(90deg, #FFD571, var(--yolk));
  box-shadow:0 0 12px rgba(255,197,61,.55);
}

/* 三大营养素环图 */

.goal-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin:2px 0 7px;
}

.macro-ring{
  position:relative;
  width:56px; height:56px;
  flex:none;
  border-radius:50%;
  background:conic-gradient(from -90deg,
    #F9DCA6 0 24%,
    rgba(0,0,0,0) 24% 25.6%,
    #FFC53D 25.6% 68.4%,
    rgba(0,0,0,0) 68.4% 70%,
    #C9761F 70% 98.4%,
    rgba(0,0,0,0) 98.4% 100%);
  -webkit-mask:radial-gradient(circle, transparent 0 54%, #000 55%);
  mask:radial-gradient(circle, transparent 0 54%, #000 55%);
}

.macro-legend{
  display:flex;
  justify-content:space-between;
  gap:6px;
  margin:0;
  padding:0;
  list-style:none;
}
.macro-legend li{
  display:flex;
  align-items:center;
  gap:3px;
  font-size:10.5px;
  color:var(--cream-38);
  letter-spacing:.01em;
  white-space:nowrap;
}
.macro-legend i{
  width:6px; height:6px;
  border-radius:2px;
  flex:none;
}
.macro-legend .d-p{background:#F9DCA6}
.macro-legend .d-c{background:#FFC53D}
.macro-legend .d-f{background:#C9761F}
.macro-legend b{
  font-size:11px;
  font-weight:600;
  color:var(--cream-72);
  font-variant-numeric:tabular-nums;
  margin-left:2px;
}

/* BMI 刻度 */

.bmi{margin-top:11px}
.bmi-track{
  position:relative;
  display:flex;
  gap:2px;
  height:6px;
}
.bmi-zone{
  height:100%;
  border-radius:2px;
}
.z1{flex:20; background:rgba(255,255,255,.15); border-radius:999px 2px 2px 999px}
.z2{flex:33; background:linear-gradient(90deg,#FFD571,#FFC53D); box-shadow:0 0 12px -3px rgba(255,197,61,.55)}
.z3{flex:24; background:rgba(255,170,58,.62)}
.z4{flex:24; background:rgba(198,104,38,.62); border-radius:2px 999px 999px 2px}

.bmi-pin{
  position:absolute;
  left:var(--p,41%);
  top:50%;
  width:9px; height:9px;
  margin:-4.5px 0 0 -4.5px;
  border-radius:50%;
  background:#FFF9EC;
  box-shadow:0 0 0 2px rgba(28,18,13,.85), 0 0 14px rgba(255,197,61,.85);
}

.bmi-cap{
  margin-top:7px;
  font-size:10px;
  letter-spacing:.02em;
  color:var(--cream-38);
}

/* ---------- 区块通用 ---------- */

.section{
  position:relative;
  padding:100px 0;
}

.sec-head{
  max-width:44em;
  margin-bottom:46px;
}
.sec-tag{
  display:inline-block;
  font-size:11.5px;
  letter-spacing:.24em;
  color:var(--yolk-deep);
  margin-bottom:16px;
}
.sec-head h2{
  font-size:clamp(26px,3.1vw,40px);
  color:var(--cream);
  letter-spacing:-.024em;
}
.sec-head p{
  margin-top:16px;
  color:var(--cream-38);
  font-size:15.5px;
  line-height:1.8;
}

/* ---------- 功能卡 ---------- */

.grid{
  display:grid;
  gap:18px;
}
.grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}

.card{
  position:relative;
  padding:32px 30px 34px;
  border-radius:var(--r-lg);
  overflow:hidden;
  transform-style:preserve-3d;
  transform:perspective(760px) rotateX(var(--tx,0deg)) rotateY(var(--ty,0deg)) translateY(var(--lift,0px));
  transition:transform var(--tdur,.55s) var(--tfn,var(--ease-spring)), border-color .45s ease, box-shadow .45s ease;
  will-change:transform;
}

/* 光标光斑 */
.card::before,
.step::before,
.float::before{
  content:"";
  position:absolute;
  inset:0;
  border-radius:inherit;
  background:radial-gradient(240px circle at var(--mx,50%) var(--my,0%), rgba(255,197,61,.26), rgba(255,197,61,.08) 40%, transparent 68%);
  opacity:0;
  transition:opacity .5s ease;
  pointer-events:none;
}

/* 顶部液态高光 */
.card::after,
.step::after{
  content:"";
  position:absolute;
  top:0; left:14%;
  width:72%;
  height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.55),transparent);
  opacity:.5;
  transition:opacity .45s ease;
  pointer-events:none;
}

.card:hover{
  border-color:rgba(255,197,61,.42);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.24),
    inset 0 0 0 1px rgba(255,197,61,.10),
    0 32px 60px -30px rgba(0,0,0,.85),
    0 0 60px -22px rgba(255,197,61,.30);
}
.card:hover::before,
.step:hover::before,
.float:hover::before{opacity:1}
.card:hover::after,
.step:hover::after{opacity:1}

.card-ico{
  display:grid;
  place-items:center;
  width:46px; height:46px;
  border-radius:14px;
  margin-bottom:22px;
  background:linear-gradient(150deg, rgba(255,197,61,.26), rgba(255,197,61,.10));
  border:1px solid rgba(255,197,61,.24);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.20);
  transition:transform .55s var(--ease-spring), background .4s;
}
.card:hover .card-ico{
  transform:translateZ(24px) scale(1.06);
  background:linear-gradient(150deg, rgba(255,197,61,.4), rgba(255,197,61,.16));
}
.card-ico svg{
  width:22px; height:22px;
  fill:none;
  stroke:var(--yolk);
  stroke-width:1.7;
  stroke-linecap:round;
  stroke-linejoin:round;
}

.card h3{
  font-size:18px;
  margin-bottom:10px;
  color:var(--cream);
}
.card p{
  font-size:14px;
  line-height:1.78;
  color:var(--cream-38);
}

/* ---------- 实拍 ---------- */

.shots{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:30px;
  align-items:start;
}

.shot{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:22px;
  padding:0;
  border:0;
  background:none;
  font:inherit;
  color:inherit;
  text-align:center;
  cursor:pointer;
  -webkit-appearance:none;
  appearance:none;
}
.shot:focus-visible{outline:2px solid rgba(255,197,61,.7); outline-offset:8px; border-radius:44px}

/* iPhone 机模 */

.shot-device{
  position:relative;
  width:100%;
  max-width:288px;
  padding:3px;
  border-radius:44px;
  background:linear-gradient(158deg,#6F5A4A 0%,#2E231C 13%,#181110 47%,#2B2019 84%,#614D3F 100%);
  box-shadow:
    inset 0 0 0 1px rgba(255,255,255,.24),
    inset 0 0 0 2.5px rgba(0,0,0,.5),
    0 42px 66px -34px rgba(0,0,0,.95),
    0 0 58px -26px rgba(255,197,61,.26);
  transition:transform .7s var(--ease-out), box-shadow .5s ease;
}

/* 侧键：左侧音量、右侧电源 */
.shot-device::before{
  content:"";
  position:absolute;
  left:-2px;
  top:19%;
  width:3px;
  height:38px;
  border-radius:2px 0 0 2px;
  background:linear-gradient(90deg,#9C8369,#4A3A2E);
  box-shadow:0 0 8px -2px rgba(0,0,0,.6);
}
.shot-device::after{
  content:"";
  position:absolute;
  right:-2px;
  top:25%;
  width:3px;
  height:54px;
  border-radius:0 2px 2px 0;
  background:linear-gradient(90deg,#4A3A2E,#9C8369);
  box-shadow:0 0 8px -2px rgba(0,0,0,.6);
}

.shot-frame{
  position:relative;
  display:block;
  padding:9px;
  border-radius:41px;
  overflow:hidden;
  background:#0A0705;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.06);
}

/* 屏幕层：裁圆角 + 承载状态栏 */
.shot-screen{
  display:flex;
  flex-direction:column;
  border-radius:32px;
  overflow:hidden;
  background:var(--sb-bg,#FFF4D6);
  container-type:inline-size;
}

/* 状态栏：时间 / 灵动岛 / 信号-无线-电量 */
.shot-status{
  position:relative;
  display:flex;
  flex:none;
  align-items:center;
  justify-content:space-between;
  height:34px;
  height:clamp(22px,14.4cqw,42px);
  padding:0 7.6cqw;
  background:var(--sb-bg,#FFF4D6);
  color:#2A1D13;
}
.shot-time{
  font-size:11px;
  font-size:clamp(6.5px,4.5cqw,12px);
  font-weight:660;
  font-variant-numeric:tabular-nums;
  letter-spacing:.004em;
  line-height:1;
  transform:translateY(.12cqw);
}
.shot-notch{
  position:absolute;
  left:50%;
  top:2.9cqw;
  width:29cqw;
  height:8.6cqw;
  transform:translateX(-50%);
  border-radius:99px;
  background:#060504;
  box-shadow:0 0 0 .55cqw rgba(0,0,0,.1);
}
/* 前置摄像头镜头 */
.shot-notch::after{
  content:"";
  position:absolute;
  right:13%;
  top:50%;
  width:2.9cqw;
  height:2.9cqw;
  transform:translateY(-50%);
  border-radius:50%;
  background:radial-gradient(circle at 38% 32%,#3A4F6B 0%,#182233 42%,#04070B 80%);
  box-shadow:inset 0 0 0 .28cqw rgba(96,126,176,.16);
}
.shot-icons{
  display:flex;
  align-items:center;
  gap:1.6cqw;
  color:#2A1D13;
}
.shot-icons svg{
  display:block;
  height:3.3cqw;
  min-height:5px;
  width:auto;
  fill:currentColor;
}

.shot-frame img{
  display:block;
  width:100%;
  height:auto;
  aspect-ratio:379 / 821;
  object-fit:cover;
  object-position:center;
  transition:filter .5s ease;
}
.shot:hover .shot-frame img{filter:brightness(1.045) saturate(1.05)}

.shot:hover .shot-device{
  transform:translateY(-9px);
  box-shadow:
    inset 0 0 0 1px rgba(255,255,255,.3),
    inset 0 0 0 2.5px rgba(0,0,0,.5),
    0 50px 74px -34px rgba(0,0,0,1),
    0 0 74px -22px rgba(255,197,61,.42);
}

.shot-cap{
  display:block;
  width:100%;
  max-width:264px;
  margin:0 auto;
  text-align:left;
  font-size:13px;
  color:var(--cream-38);
  line-height:1.65;
}
.shot-cap b{
  display:block;
  font-size:15px;
  font-weight:600;
  color:var(--cream);
  margin-bottom:6px;
}
.shot-cap i{
  display:block;
  font-style:normal;
  font-size:13px;
  line-height:1.7;
  color:rgba(255,246,229,.72);
  margin-bottom:10px;
}
.cap-list{
  display:grid;
  gap:4px;
}
.cap-list > span{
  position:relative;
  display:block;
  padding-left:11px;
  font-size:12.5px;
  line-height:1.65;
  color:var(--cream-52);
}
.cap-list > span::before{
  content:"";
  position:absolute;
  left:0;
  top:.72em;
  width:4px;
  height:4px;
  border-radius:50%;
  background:rgba(255,197,61,.8);
}

/* ---------- 步骤 ---------- */

.steps{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:18px;
  margin:0;
  padding:0;
  list-style:none;
  counter-reset:s;
}
.step{
  position:relative;
  padding:32px 30px 34px;
  border-radius:var(--r-lg);
  overflow:hidden;
  transform:perspective(760px) rotateX(var(--tx,0deg)) rotateY(var(--ty,0deg)) translateY(var(--lift,0px));
  transition:transform var(--tdur,.55s) var(--tfn,var(--ease-spring)), border-color .45s ease;
  will-change:transform;
}
.step:hover{border-color:rgba(255,197,61,.38)}
.step-n{
  display:block;
  font-size:12px;
  letter-spacing:.2em;
  color:var(--yolk-deep);
  margin-bottom:18px;
  font-variant-numeric:tabular-nums;
}
.step h3{font-size:17px; margin-bottom:10px; color:var(--cream)}
.step p{font-size:14px; line-height:1.78; color:var(--cream-38)}

/* ---------- 下载 ---------- */

.download{padding:120px 0 100px}

.dl-panel{
  display:grid;
  grid-template-columns:190px minmax(0,1fr) 250px;
  align-items:center;
  gap:44px;
  padding:54px 56px;
  border-radius:34px;
  overflow:hidden;
}
.dl-panel::before{
  content:"";
  position:absolute;
  top:-40%; right:-6%;
  width:520px; height:520px;
  background:radial-gradient(circle, rgba(255,197,61,.16), transparent 66%);
  pointer-events:none;
}

.dl-qr{
  text-align:center;
}
.dl-qr img{
  width:100%;
  height:auto;
  border-radius:16px;
  border:1px solid rgba(255,255,255,.14);
  box-shadow:0 20px 40px -22px rgba(0,0,0,.9);
}
.dl-qr p{
  margin-top:14px;
  font-size:12px;
  color:var(--cream-38);
  letter-spacing:.04em;
}

.dl-main h2{
  font-size:clamp(24px,2.5vw,32px);
  color:var(--cream);
}
.dl-lede{
  margin-top:12px;
  color:var(--cream-38);
  font-size:15px;
  max-width:26em;
}

.dl-btn{
  display:inline-flex;
  align-items:center;
  gap:14px;
  margin-top:28px;
  padding:16px 28px;
  border-radius:20px;
  color:#2A1A10;
  background:linear-gradient(180deg,#FFD571,var(--yolk) 62%,#FBB628);
  box-shadow:0 16px 38px -14px rgba(255,197,61,.6), inset 0 1px 0 rgba(255,255,255,.5);
  transition:transform .4s var(--ease-spring), box-shadow .4s ease;
}
.dl-btn:hover{
  transform:translateY(-3px);
  box-shadow:0 24px 50px -16px rgba(255,197,61,.75), inset 0 1px 0 rgba(255,255,255,.6);
}
.dl-btn svg{
  width:20px; height:20px;
  fill:none; stroke:currentColor;
  stroke-width:1.9; stroke-linecap:round; stroke-linejoin:round;
  flex:none;
}
.dl-btn-t{display:block; font-size:15px; font-weight:600; line-height:1.35}
.dl-btn-s{display:block; font-size:11.5px; opacity:.66; line-height:1.35; letter-spacing:.04em}

.dl-facts{
  display:flex;
  flex-wrap:wrap;
  gap:8px 20px;
  margin:22px 0 0;
  padding:0;
  list-style:none;
  font-size:12.5px;
  color:var(--cream-38);
}
.dl-facts li{
  position:relative;
  padding-left:13px;
}
.dl-facts li::before{
  content:"";
  position:absolute;
  left:0; top:.62em;
  width:4px; height:4px;
  border-radius:50%;
  background:rgba(255,197,61,.6);
}

.dl-mascot{
  width:100%;
  max-width:250px;
  justify-self:center;
  filter:drop-shadow(0 30px 50px rgba(0,0,0,.6));
  animation:floaty 8s ease-in-out infinite;
}

/* ---------- FAQ ---------- */

.faq-list{
  display:flex;
  flex-direction:column;
  gap:12px;
}
.faq{
  border-radius:var(--r-md);
  padding:0 26px;
  overflow:hidden;
  transition:border-color .4s ease, background .4s ease;
}
.faq[open]{border-color:rgba(255,197,61,.30)}
.faq summary{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:20px 0;
  font-size:15.5px;
  font-weight:500;
  color:var(--cream);
  cursor:pointer;
  list-style:none;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"";
  width:9px; height:9px;
  flex:none;
  border-right:1.6px solid var(--cream-52);
  border-bottom:1.6px solid var(--cream-52);
  transform:rotate(45deg) translateY(-2px);
  transition:transform .4s var(--ease-spring), border-color .3s;
}
.faq[open] summary::after{
  transform:rotate(-135deg) translateY(-2px);
  border-color:var(--yolk);
}
.faq p{
  padding:0 0 22px;
  margin:0;
  font-size:14px;
  line-height:1.85;
  color:var(--cream-38);
  max-width:44em;
}

/* ---------- 页脚 ---------- */

.foot{
  padding:64px 0 44px;
  border-top:1px solid rgba(255,255,255,.07);
}
.foot-in{
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  align-items:start;
  gap:34px 40px;
}
.foot-brand{
  display:flex;
  align-items:center;
  gap:12px;
}
.foot-brand strong{
  display:block;
  font-size:15px;
  font-weight:600;
}
.foot-brand span{
  display:block;
  margin-top:2px;
  font-size:12.5px;
  color:var(--cream-38);
}

/* 页脚三列链接 */
.foot-cols{
  display:flex;
  gap:54px;
}
.foot-col h3{
  margin:0 0 11px;
  font-size:11.5px;
  font-weight:500;
  letter-spacing:.06em;
  color:rgba(255,246,229,.38);
}
.foot-col ul{
  display:grid;
  gap:7px;
  margin:0;
  padding:0;
  list-style:none;
}
.foot-col a{
  font-size:13px;
  color:var(--cream-52);
  text-decoration:none;
  transition:color .3s;
}
.foot-col a:hover{color:var(--yolk)}

.foot-base{
  grid-column:1 / -1;
  margin-top:2px;
  padding-top:20px;
  border-top:1px solid rgba(255,255,255,.06);
  font-size:12px;
  color:rgba(255,246,229,.26);
  letter-spacing:.04em;
}

/* ---------- 灯箱 ---------- */

.lightbox{
  position:fixed;
  inset:0;
  z-index:200;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:40px 24px;
  background:rgba(12,8,6,.86);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  opacity:0;
  visibility:hidden;
  transition:opacity .4s ease, visibility .4s;
}
.lightbox.on{opacity:1; visibility:visible}
.lightbox figure{
  margin:0;
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:18px;
  transform:scale(.94);
  transition:transform .5s var(--ease-spring);
}
.lightbox.on figure{transform:scale(1)}
.lightbox img{
  max-height:82vh;
  width:auto;
  border-radius:22px;
  border:1px solid rgba(255,255,255,.16);
  box-shadow:0 50px 100px -40px rgba(0,0,0,1);
}
.lightbox figcaption{
  font-size:13.5px;
  color:var(--cream-52);
  max-width:34em;
  text-align:center;
  line-height:1.7;
}
.lb-close{
  position:absolute;
  top:26px; right:30px;
  width:44px; height:44px;
  border-radius:50%;
  border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.07);
  color:var(--cream);
  font-size:16px;
  cursor:pointer;
  transition:background .3s, transform .3s var(--ease-spring);
}
.lb-close:hover{background:rgba(255,255,255,.15); transform:rotate(90deg)}

/* ---------- 入场动画 ---------- */

.reveal{
  opacity:0;
  translate:0 26px;
  transition:opacity .9s var(--ease-out), translate .9s var(--ease-out);
  transition-delay:var(--d,0s);
}
.reveal.in{opacity:1; translate:0 0}

.no-anim .reveal{opacity:1; translate:0 0; transition:none}

/* ---------- 轻提示 ---------- */

.toast{
  position:fixed;
  left:50%;
  bottom:40px;
  z-index:300;
  padding:13px 22px;
  border-radius:14px;
  font-size:13.5px;
  color:var(--cream);
  background:rgba(38,27,21,.92);
  border:1px solid rgba(255,197,61,.34);
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
  box-shadow:0 24px 50px -22px rgba(0,0,0,.9);
  transform:translate(-50%, 20px);
  opacity:0;
  pointer-events:none;
  transition:opacity .4s ease, transform .5s var(--ease-spring);
}
.toast.on{opacity:1; transform:translate(-50%, 0)}

/* ---------- 响应式 ---------- */

@media (max-width:1080px){
  .grid--3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .dl-panel{grid-template-columns:170px minmax(0,1fr); gap:36px; padding:44px 40px}
  .dl-mascot{display:none}
  .float{max-width:212px; padding:14px 15px 13px}
  .float-num{font-size:22px}
  .float-stats{gap:12px}
}

@media (max-width:1000px){
  .hero-cards{display:none}
}

@media (max-width:860px){
  .wrap{padding:0 22px}
  .nav{padding:14px 22px}
  .nav.scrolled{padding:10px 22px}
  .pill-nav{display:none}
  .hero{padding:130px 0 64px}
  .section{padding:84px 0}
  .stage{margin-top:52px}
  .phone{width:clamp(120px,26vw,170px); border-radius:20px}
  .phone--l{transform:translate(18px,18px) rotate(-8deg) scale(.88)}
  .phone--r{transform:translate(-18px,18px) rotate(8deg) scale(.88)}
  .stage{gap:0}
  .shots{grid-template-columns:1fr; gap:44px; justify-items:center}
  .shot-device{max-width:236px}
  .shot-cap{max-width:300px}
  .steps{grid-template-columns:1fr}
  .dl-panel{grid-template-columns:1fr; text-align:center; padding:40px 26px}
  .dl-qr{justify-self:center; width:180px}
  .dl-btn{margin-inline:auto}
  .dl-facts{justify-content:center}
  .foot{padding:52px 0 36px}
  .foot-in{grid-template-columns:1fr; gap:26px}
  .foot-cols{gap:38px; flex-wrap:wrap}
  .foot-base{text-align:left}
}

@media (max-width:900px){
  .qr-pop{
    right:auto;
    left:50%;
    bottom:calc(100% + 14px);
    transform:translate(-50%, 10px) scale(.94);
  }
  .qr-pop-arrow{
    top:auto;
    right:auto;
    bottom:-5px;
    left:50%;
    margin:0 0 0 -6px;
  }
  .qr-cta:hover .qr-pop,
  .qr-cta:focus-within .qr-pop{transform:translate(-50%, 0) scale(1)}
}

/* 触屏设备没有 hover，点击直接跳到下载区的二维码面板，避免浮层闪一下盖住正文 */
@media (hover:none){
  .qr-pop{display:none}
}

@media (max-width:520px){
  .grid--3{grid-template-columns:1fr}
  .hero h1{font-size:34px}
  .lede{font-size:14.5px}
  .cta{gap:10px}
  .btn{padding:14px 24px; font-size:14px; width:100%; justify-content:center}
  .cta{flex-direction:column; width:100%}
  .phone{width:118px}
  .stage{margin-top:44px}
  .card{padding:26px 22px 28px}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important; animation-iteration-count:1 !important; transition-duration:.01ms !important}
  html{scroll-behavior:auto}
  .reveal{opacity:1; translate:0 0}
}