/* 破茧日记 Eclose Landing — ecloseapp.com
   视觉令牌来自 TRTracker/Theme.swift（2026-07-27 统一品牌视觉），改色先改 App 令牌再同步此处。 */
:root{
  color-scheme:light dark;
  --page:#F5F4FA;--card:#FFFFFF;--ink:#191B3B;--muted:#666C84;
  --primary:#4A6BC8;--primary-hover:#3D5CAF;--on-primary:#FFFFFF;
  --soft:#E9EEFC;--violet:#614AA8;--rose:#AD4F82;
  --coral:#FF715F;--pink:#E75BC7;--bviolet:#A785D8;--sky:#7DAFE6;--sun:#F4CF58;
  --line:rgba(21,26,56,.10);
  --shadow:0 24px 70px -35px rgba(80,57,136,.25);
  --pearl:linear-gradient(125deg,#E6F0FF,#E3DBF7 55%,#F7E0ED);
  --band:#191B3B;
  --radius:30px;
  --ease-entrance:cubic-bezier(.22,.9,.3,1);
  --ease-press:cubic-bezier(.3,1.4,.6,1);
  font-family:-apple-system,BlinkMacSystemFont,'SF Pro Rounded','PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;
  font-synthesis:none;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:24px}
body{margin:0;background:var(--page);color:var(--ink);line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
button,a{touch-action:manipulation;-webkit-tap-highlight-color:transparent}
button{cursor:pointer;font:inherit}
a{color:var(--primary);text-decoration:none}
img{display:block;max-width:100%;height:auto}
p,h1,h2,h3,figure,ul{margin:0}ul{padding:0;list-style:none}
p{overflow-wrap:anywhere}
[hidden]{display:none!important}
.shell{width:min(1160px,calc(100% - 64px));margin-inline:auto}
.skip-link{position:fixed;z-index:60;top:-90px;left:20px;background:var(--card);padding:12px 20px;border-radius:12px;transition:top .2s}
.skip-link:focus{top:14px}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--primary);outline-offset:4px;border-radius:6px}

/* ---------- 背景极光 ---------- */
.aurora{position:fixed;inset:0;z-index:-1;overflow:hidden;pointer-events:none}
.blob{position:absolute;border-radius:50%;filter:blur(110px);opacity:.32}
.blob-1{width:44vw;height:44vw;min-width:420px;min-height:420px;background:radial-gradient(circle,#A785D8,transparent 65%);top:-12%;left:-10%;animation:drift1 26s ease-in-out infinite alternate}
.blob-2{width:36vw;height:36vw;min-width:340px;min-height:340px;background:radial-gradient(circle,#7DAFE6,transparent 65%);top:6%;right:-12%;animation:drift2 32s ease-in-out infinite alternate}
.blob-3{width:30vw;height:30vw;min-width:280px;min-height:280px;background:radial-gradient(circle,#F4CF58,transparent 68%);top:48%;left:8%;opacity:.22;animation:drift3 38s ease-in-out infinite alternate}
.blob-4{width:34vw;height:34vw;min-width:300px;min-height:300px;background:radial-gradient(circle,#F483D9,transparent 66%);top:62%;right:2%;opacity:.2;animation:drift1 44s ease-in-out infinite alternate-reverse}
@keyframes drift1{from{transform:translate(0,0) scale(1)}to{transform:translate(9vw,6vh) scale(1.15)}}
@keyframes drift2{from{transform:translate(0,0) scale(1)}to{transform:translate(-8vw,10vh) scale(.9)}}
@keyframes drift3{from{transform:translate(0,0) rotate(0)}to{transform:translate(6vw,-8vh) rotate(30deg)}}

/* ---------- 噪点与滚动进度 ---------- */
.grain{position:fixed;inset:-50%;z-index:64;pointer-events:none;opacity:.05;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)'/%3E%3C/svg%3E");background-size:180px}
.scroll-progress{position:fixed;top:0;left:0;right:0;height:2.5px;z-index:80;pointer-events:none;overflow:visible}
.progress-fill{display:block;height:100%;width:100%;background:linear-gradient(90deg,var(--sun),var(--coral),var(--pink),var(--bviolet));transform-origin:0 50%;transform:scaleX(0)}
.progress-bf{position:absolute;top:50%;left:0;width:18px;height:14px;transform:translate(-28%,-54%);pointer-events:none}
.progress-bf svg{width:100%;height:100%;overflow:visible}
.progress-bf .wing-r{transform-box:fill-box;transform-origin:left center;animation:beatR .52s ease-in-out infinite alternate}
.progress-bf .wing-l{transform-box:fill-box;transform-origin:left center;animation:beatL .52s ease-in-out infinite alternate}

/* ---------- 页头 ---------- */
.site-header{position:sticky;top:0;z-index:40}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;padding-block:14px}
.site-header::before{content:'';position:absolute;inset:0;z-index:-1;background:color-mix(in srgb,var(--ink) 7%,transparent);backdrop-filter:blur(24px) saturate(1.7);-webkit-backdrop-filter:blur(24px) saturate(1.7);box-shadow:inset 0 1px 0 rgba(255,255,255,.32),inset 0 -1px 0 rgba(255,255,255,.07);border-bottom:1px solid transparent;transition:border-color .3s,background .3s}
.site-header.is-scrolled::before{border-bottom-color:var(--line);background:color-mix(in srgb,var(--ink) 12%,transparent)}
#lang-button,.button-ghost,#lang-menu,.glass{background:color-mix(in srgb,var(--ink) 6%,transparent);backdrop-filter:blur(18px) saturate(1.5);-webkit-backdrop-filter:blur(18px) saturate(1.5);border:1px solid color-mix(in srgb,var(--ink) 9%,transparent);box-shadow:inset 0 1px 0 rgba(255,255,255,.38),inset 0 0 0 .5px rgba(255,255,255,.16),0 8px 24px rgba(21,26,56,.10)}

/* ---------- 液态玻璃（Apple Liquid Glass 配方：折射 + 高饱和 + 镜面边缘光） ---------- */
.lg-defs{position:absolute;width:0;height:0;overflow:hidden}
.liquid{position:relative;background:color-mix(in srgb,var(--card) 62%,transparent);backdrop-filter:blur(12px) saturate(1.55) brightness(1.04);-webkit-backdrop-filter:blur(12px) saturate(1.55) brightness(1.04);border:1px solid color-mix(in srgb,var(--ink) 7%,transparent);box-shadow:inset 0 1px 1px rgba(255,255,255,.6),inset 0 -1px 1px rgba(255,255,255,.25),inset 1px 0 1px rgba(255,255,255,.18),inset -1px 0 1px rgba(255,255,255,.18),0 20px 44px -20px rgba(21,26,56,.38)}
.liquid::before{content:'';position:absolute;inset:0;border-radius:inherit;pointer-events:none;background:radial-gradient(120% 62% at 16% -4%,rgba(255,255,255,.5),transparent 44%),radial-gradient(90% 46% at 86% 104%,rgba(255,255,255,.15),transparent 52%);mix-blend-mode:screen;opacity:.8}
.liquid::after{content:'';position:absolute;inset:0;border-radius:inherit;pointer-events:none;padding:1px;background:conic-gradient(from 210deg,rgba(255,255,255,.65),rgba(255,255,255,.05) 22%,rgba(255,255,255,.4) 48%,rgba(255,255,255,.04) 74%,rgba(255,255,255,.6));-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);mask-composite:exclude}
.brand{display:flex;align-items:center;gap:11px;color:var(--ink);font-weight:750}
.brand img{border-radius:12px;box-shadow:0 3px 12px rgba(94,85,135,.12);transition:transform .35s var(--ease-press)}
.brand:hover img{transform:rotate(-6deg) scale(1.05)}
.wordmark{font-size:18px;letter-spacing:.025em;background:linear-gradient(100deg,#4A6BC8,#9871C5);background-clip:text;-webkit-text-fill-color:transparent}
.site-nav{display:flex;gap:26px}
.site-nav a{color:var(--muted);font-size:14px;font-weight:600;position:relative;transition:color .2s}
.site-nav a::after{content:'';position:absolute;left:0;right:100%;bottom:-4px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--primary),var(--bviolet));transition:right .25s var(--ease-entrance)}
.site-nav a:hover{color:var(--ink)}
.site-nav a:hover::after{right:0}
.header-actions{display:flex;align-items:center;gap:12px}
.lang-switch{position:relative}
#lang-button{display:flex;align-items:center;gap:8px;padding:9px 14px;min-height:42px;border-radius:100px;color:var(--ink);font-size:13px;font-weight:650;transition:border-color .2s,transform .2s var(--ease-press),box-shadow .2s}
#lang-button:hover{transform:translateY(-1px)}
#lang-button:active{transform:scale(.96)}
#lang-menu{position:absolute;top:calc(100% + 8px);right:0;min-width:168px;border-radius:16px;padding:6px;z-index:50}
#lang-menu li{padding:9px 14px;border-radius:10px;font-size:13px;font-weight:600;color:var(--muted);cursor:pointer;transition:background .15s,color .15s}
#lang-menu li:hover{background:var(--soft);color:var(--ink)}
#lang-menu li[aria-selected="true"]{color:var(--primary);background:var(--soft)}

/* ---------- 按钮 ---------- */
.button{border:0;border-radius:100px;display:inline-flex;justify-content:center;align-items:center;gap:12px;min-height:52px;padding:14px 26px;font-weight:650;font-size:15px;line-height:1.4;transition:transform .25s var(--ease-press),box-shadow .25s,background .2s,color .2s;white-space:nowrap;position:relative;overflow:hidden}
.button:not(:disabled):hover{transform:translateY(-2px)}
.button:active{transform:scale(.97)}
.button-primary{background:var(--primary);color:var(--on-primary);box-shadow:0 10px 24px rgba(74,107,200,.28)}
.button-primary::after{content:'';position:absolute;top:-20%;bottom:-20%;left:-70%;width:45%;background:linear-gradient(105deg,transparent,rgba(255,255,255,.34),transparent);transform:skewX(-18deg);transition:left .55s var(--ease-entrance)}
.button-primary:not(:disabled):hover::after{left:135%}
.button-primary:not(:disabled):hover{background:var(--primary-hover);box-shadow:0 14px 30px rgba(74,107,200,.34)}
.button-ghost{color:var(--ink)}
.button-ghost:hover{color:var(--primary)}
.button-quiet{background:var(--soft);color:var(--primary)}
.header-cta{min-height:42px;padding:9px 20px;font-size:13px}

/* Apple 官方徽章：原图不改，留白 ≥ 1/4 徽章高度 */
.app-store-link{display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;padding:0;margin:10px;line-height:1;transition:transform .25s var(--ease-press),filter .3s;position:relative;border-radius:12px;overflow:hidden;filter:drop-shadow(0 14px 26px rgba(21,26,56,.3))}
.app-store-link::before{content:'';position:absolute;inset:0;border-radius:inherit;pointer-events:none;background:linear-gradient(180deg,rgba(255,255,255,.2),rgba(255,255,255,.05) 40%,rgba(255,255,255,0) 58%);mix-blend-mode:screen}
.app-store-link::after{content:'';position:absolute;top:-60%;bottom:-60%;left:-90%;width:60%;background:linear-gradient(100deg,transparent,rgba(255,255,255,.18),rgba(255,255,255,.5),rgba(255,255,255,.18),transparent);transform:skewX(-18deg);transition:left .7s var(--ease-entrance);pointer-events:none;mix-blend-mode:screen}
.app-store-link:hover::after{left:130%}
.app-store-link:hover{transform:translateY(-2px);filter:drop-shadow(0 20px 34px rgba(21,26,56,.4))}
.app-store-link:active{transform:scale(.97)}
.app-store-link:hover{transform:translateY(-2px)}
.app-store-link:active{transform:scale(.97)}
.app-store-badge{height:44px;width:auto;max-width:none;display:block}
.app-store-badge.badge-large{height:56px}

/* ---------- 首屏 ---------- */
.hero{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:54px;align-items:center;padding-block:44px 76px;min-height:min(74vh,720px)}
.eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--violet);font-size:12.5px;letter-spacing:.08em;font-weight:700;padding:7px 16px;border-radius:100px;background:color-mix(in srgb,var(--card) 62%,transparent);border:1px solid var(--line);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
.eyebrow i{width:7px;height:7px;background:linear-gradient(135deg,var(--sky),var(--bviolet));border-radius:50%;box-shadow:0 0 0 4px rgba(167,133,216,.14)}
.hero h1{font-family:inherit;font-weight:800;font-size:clamp(46px,5.4vw,74px);letter-spacing:-.015em;line-height:1.16;margin-top:26px}
.hero h1 span{display:block}
.title-thread{display:block;height:12px;margin-top:6px;width:180px;overflow:visible}
.title-thread path{stroke-dasharray:1;stroke-dashoffset:1}
.hero h1.in .title-thread path{stroke-dashoffset:0;transition:stroke-dashoffset 1.15s var(--ease-entrance) .4s}
.hero-copy{position:relative}
.hero-copy::before{content:'';position:absolute;inset:-30px -60px -28px -44px;background:radial-gradient(closest-side,color-mix(in srgb,var(--page) 68%,transparent),transparent 80%);filter:blur(18px);z-index:-1}
.accent-title{background:linear-gradient(100deg,var(--violet),var(--rose));background-clip:text;-webkit-text-fill-color:transparent}
.hero-description{margin-top:26px;max-width:460px;font-size:17px;line-height:1.9;color:var(--muted)}
.hero-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-top:30px}
.hero-actions:has(.app-store-link){gap:8px 18px}
.hero-note{display:flex;align-items:center;gap:9px;margin-top:20px;font-size:13px;color:var(--muted)}
.hero-note-dot{width:8px;height:8px;border-radius:50%;background:#299E6C;box-shadow:0 0 0 4px rgba(41,158,108,.14)}

/* 舞台：光环 + 球球 + 蝴蝶 + 漂浮片 */
.hero-stage{position:relative;aspect-ratio:1/1;max-width:520px;width:100%;margin-inline:auto;isolation:isolate}
.orb-pedestal{position:absolute;left:50%;bottom:1%;width:68%;height:10%;transform:translateX(-50%);border-radius:50%;background:radial-gradient(ellipse at center,color-mix(in srgb,var(--bviolet) 30%,transparent),transparent 70%);filter:blur(12px)}
.hero-glow{position:absolute;left:0;top:0;width:48%;aspect-ratio:1;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.55),transparent 60%);mix-blend-mode:soft-light;filter:blur(36px);pointer-events:none;opacity:.85;transform:translate3d(42%,38%,0)}
.hero-stage::before{content:'';position:absolute;inset:6%;border-radius:50%;background:radial-gradient(circle,color-mix(in srgb,var(--bviolet) 30%,transparent),transparent 62%);filter:blur(30px);animation:halobreath 6.5s ease-in-out infinite}
@keyframes halobreath{0%,100%{transform:scale(1);opacity:.7}50%{transform:scale(1.12);opacity:1}}
.sparkle{position:absolute;width:6px;height:6px;border-radius:50%;background:radial-gradient(circle,#fff 0%,var(--sun) 55%,transparent 75%);opacity:0;animation:twinkle 4.5s ease-in-out infinite}
.sparkle:nth-child(1){top:12%;left:16%}
.sparkle:nth-child(2){top:24%;right:10%;animation-delay:1.2s}
.sparkle:nth-child(3){bottom:22%;left:8%;animation-delay:2.4s}
.sparkle:nth-child(4){bottom:10%;right:22%;animation-delay:3.3s}
@keyframes twinkle{0%,100%{opacity:0;transform:scale(.4)}50%{opacity:.9;transform:scale(1)}}
.silk-trail{position:absolute;inset:0;width:100%;height:100%;z-index:5;pointer-events:none}
.hero-cocoon{position:absolute;left:10%;top:8%;width:80%;height:80%;z-index:3;pointer-events:none;overflow:visible}
.hero-cocoon g,.dl-cocoon g{transform-box:fill-box;transform-origin:center}
.orb-wrap{position:absolute;inset:0;margin:auto;width:56%;aspect-ratio:1;cursor:pointer;animation:orbfloat 5.2s ease-in-out infinite;z-index:2}
.orb-wrap svg{width:100%;height:100%;filter:drop-shadow(0 22px 34px rgba(90,80,160,.28));transition:filter .5s}
.orb-wrap.warm svg,.orb-wrap:hover svg{filter:drop-shadow(0 24px 40px rgba(231,91,199,.32))}
.orb-shadow{position:absolute;left:18%;right:18%;bottom:-9%;height:7%;border-radius:50%;background:radial-gradient(ellipse,rgba(60,52,110,.28),transparent 70%);animation:shadowpulse 5.2s ease-in-out infinite}
@keyframes orbfloat{0%,100%{transform:translateY(0) rotate(-1.2deg)}50%{transform:translateY(-14px) rotate(1.2deg)}}
@keyframes shadowpulse{0%,100%{transform:scaleX(1);opacity:.8}50%{transform:scaleX(.82);opacity:.45}}
#orb-body{transform-box:fill-box;transform-origin:center;animation:orbreathe 4.6s ease-in-out infinite}
@keyframes orbreathe{0%,100%{transform:scale(1,1)}50%{transform:scale(1.02,.984)}}
#orbBody stop{transition:stop-color .55s ease}
#orbBody .s1{stop-color:#8EB9EB}
#orbBody .s2{stop-color:#9CA0DC}
#orbBody .s3{stop-color:#A99BE2}
#orb-wrap.warm #orbBody .s1,#orb-wrap:hover #orbBody .s1{stop-color:#F8DA78}
#orb-wrap.warm #orbBody .s2,#orb-wrap:hover #orbBody .s2{stop-color:#F3A1B0}
#orb-wrap.warm #orbBody .s3,#orb-wrap:hover #orbBody .s3{stop-color:#B99BE9}
#orb-wrap.celebrate #orbBody .s1{stop-color:#F4CF58}
#orb-wrap.celebrate #orbBody .s2{stop-color:#FF715F}
#orb-wrap.celebrate #orbBody .s3{stop-color:#E75BC7}
.chip-pop{position:fixed;z-index:70;width:36px;height:36px;pointer-events:none;overflow:visible}
.eye{transform-box:fill-box;transform-origin:center;transition:transform .22s var(--ease-entrance)}
#orb-eyes-open.wide .eye{transform:scale(1.18)}
#orb.blinking .eye{transform:scaleY(.12)}
.confetti{position:fixed;z-index:70;border-radius:2px;pointer-events:none}
.chip{position:absolute;z-index:6;display:flex;align-items:center;gap:8px;padding:9px 17px;border-radius:100px;font-size:13px;font-weight:650}
.chip i{width:8px;height:8px;border-radius:50%}
.chip-1{top:6%;left:4%;animation:chipfloat 6.4s ease-in-out infinite}
.chip-2{top:30%;right:2%;animation:chipfloat 7.6s ease-in-out .8s infinite}
.chip-3{bottom:10%;left:8%;animation:chipfloat 6.9s ease-in-out 1.6s infinite}
@keyframes chipfloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
.butterfly{position:absolute;top:0;left:0;pointer-events:none}
.butterfly svg{width:100%;height:100%;overflow:visible;animation:bfpitch .55s ease-in-out infinite alternate}
@keyframes bfpitch{from{transform:rotate(-3deg) translateY(0)}to{transform:rotate(3deg) translateY(-2px)}}
.butterfly .wing-r{transform-box:fill-box;transform-origin:left center;animation:beatR .5s ease-in-out infinite alternate}
.butterfly .wing-l{transform-box:fill-box;transform-origin:left center;animation:beatL .5s ease-in-out infinite alternate}
@keyframes beatR{from{transform:scaleX(1) rotate(0deg)}to{transform:scaleX(.66) rotate(-9deg)}}
@keyframes beatL{from{transform:scaleX(-1) rotate(0deg)}to{transform:scaleX(-.66) rotate(9deg)}}

/* ---------- 品牌价值条（静态，无跑马灯） ---------- */
.value-strip{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:12px 20px;border-block:1px solid var(--line);padding-block:22px;text-align:center}
.value-strip span{font-size:12px;font-weight:650;letter-spacing:.16em;color:var(--muted);white-space:nowrap}
.value-strip i{width:4px;height:4px;border-radius:50%;background:linear-gradient(135deg,var(--sun),var(--coral),var(--pink));flex:0 0 auto}

/* ---------- 截图故事 ---------- */
.story{padding-block:96px 84px}
.story-pin-wrap{position:relative}
.story-stage{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);gap:66px;align-items:center;position:relative}
.story-silk{position:absolute;inset:0;width:100%;height:100%;overflow:visible;pointer-events:none;z-index:4}
.story-silk path{stroke-dasharray:1;stroke-dashoffset:1}
.story-silk circle{opacity:0}
.story-stage.silk-on .story-silk path{stroke-dashoffset:0;transition:stroke-dashoffset 1.2s var(--ease-entrance)}
.story-stage.silk-on .story-silk circle{opacity:1;transition:opacity .4s ease}
.story-bf{position:absolute;width:28px;height:24px;z-index:5;pointer-events:none;opacity:0}
.story-bf svg{width:100%;height:100%;overflow:visible}
.story-bf .wing-r{transform-box:fill-box;transform-origin:left center;animation:beatR .48s ease-in-out infinite alternate}
.story-bf .wing-l{transform-box:fill-box;transform-origin:left center;animation:beatL .48s ease-in-out infinite alternate}
.story-copy{order:-1;position:relative}
.ghost{position:absolute;top:-72px;right:-10px;font-size:130px;font-weight:800;letter-spacing:-.06em;line-height:1;color:transparent;-webkit-text-stroke:1.5px rgba(97,74,168,.16);pointer-events:none;user-select:none;font-variant-numeric:tabular-nums}
.section-kicker{font-size:11px;font-weight:700;letter-spacing:.18em;color:var(--violet);margin-bottom:14px}
.section-heading{margin-bottom:52px;max-width:640px;position:relative}
h2{font-size:clamp(32px,3.6vw,44px);line-height:1.32;letter-spacing:-.04em;font-weight:730}
.section-sub{font-size:16px;color:var(--muted);margin-top:14px}
.story-copy .story-body{font-size:15px;line-height:1.95;color:var(--muted);margin-top:16px;max-width:400px}
.screens-panel{border-radius:36px;background:var(--pearl);padding:44px 30px 24px;overflow:hidden;position:relative;box-shadow:var(--shadow);transform-style:preserve-3d;min-width:0}
.phone-pair{display:flex;align-items:center;justify-content:center;gap:18px;padding:8px 0 18px;min-width:0}
.phone{flex:0 1 46%;min-width:0;margin:0;border:6px solid #fff;border-radius:32px;box-shadow:0 18px 36px rgba(101,91,151,.22);overflow:hidden;background:#F5F4FA;transition:box-shadow .3s}
.phone-history{transform:translateY(-14px) rotate(-4deg)}
.phone-stats{transform:translateY(14px) rotate(4deg)}
.phone img{width:100%;border-radius:26px}
.screenshot-caption{text-align:center;font-size:11px;color:rgba(60,55,90,.62);letter-spacing:.05em}

/* ---------- 趋势示意卡 ---------- */
.trend-card{margin-top:26px;border-radius:22px;padding:18px 20px 14px;max-width:430px}
.trend-head{display:flex;align-items:center;justify-content:space-between;gap:10px 12px;margin-bottom:8px;flex-wrap:wrap}
.trend-title{font-size:13px;font-weight:700;letter-spacing:.02em;white-space:nowrap}
.trend-pills{display:flex;gap:5px}
.trend-pills button{display:inline-flex;align-items:center;gap:5px;padding:5px 12px;border-radius:100px;border:1px solid var(--line);background:transparent;color:var(--muted);font-size:11px;font-weight:650;transition:background .2s,color .2s,border-color .2s;cursor:pointer;white-space:nowrap}
.trend-pills button:hover{color:var(--ink)}
.trend-pills button.active{background:var(--soft);color:var(--primary);border-color:transparent}
.trend-pills .pro-tag{font-size:8.5px;padding:1.5px 5px;border-radius:5px}
.trend-chart{width:100%;height:96px;display:block}
.trend-grid line{stroke:var(--line);stroke-width:1;stroke-dasharray:2 6}
.trend-avg{stroke:var(--bviolet);stroke-width:1.2;stroke-dasharray:4 5;opacity:.45}
.trend-dots circle{fill:var(--chart,#E95F55);stroke:var(--card);stroke-width:2.2;opacity:0;transition:opacity .45s ease .9s}
.trend-card.dots-on .trend-dots circle{opacity:1}
.trend-area{fill:url(#trendFill);opacity:0;transition:opacity .9s ease .55s}
.trend-line{fill:none;stroke:var(--chart,#E95F55);stroke-width:2.6;stroke-linecap:round;stroke-dasharray:1;stroke-dashoffset:1;transition:stroke-dashoffset 1.15s var(--ease-entrance) .2s}
.trend-card.in .trend-line{stroke-dashoffset:0}
.trend-card.in .trend-area{opacity:1}
.trend-caption{margin-top:6px;font-size:10.5px;color:var(--muted);letter-spacing:.04em}

/* ---------- 功能 ---------- */
.features{padding-block:88px}
.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.feature-card{display:flex;flex-direction:column;align-items:center;text-align:center;gap:16px;border-radius:26px;padding:26px 24px;transition:transform .35s var(--ease-press);isolation:isolate}
.feature-art svg{clip-path:inset(0 0 100% 0)}
.feature-card.in .feature-art svg{clip-path:inset(0 0 0 0);transition:clip-path .8s var(--ease-entrance)}
.feature-card:hover{transform:translateY(-6px)}
.feature-card h3{font-size:18px;letter-spacing:-.02em;font-weight:700;display:flex;align-items:center;justify-content:center;gap:8px}
.pro-tag{font-size:10px;font-weight:750;letter-spacing:.08em;color:var(--violet);border:1px solid currentColor;border-radius:6px;padding:2px 7px}
.feature-card p{font-size:13.5px;line-height:1.9;color:var(--muted);margin-top:8px}
.drug-dots{display:flex;justify-content:center;gap:7px;margin-top:14px}
.drug-dots i{width:9px;height:9px;border-radius:50%;box-shadow:inset 0 -1px 2px rgba(0,0,0,.14);transition:transform .25s var(--ease-press)}
.feature-card:hover .drug-dots i{transform:translateY(-2px)}
.feature-card:hover .drug-dots i:nth-child(2){transition-delay:.03s}
.feature-card:hover .drug-dots i:nth-child(3){transition-delay:.06s}
.feature-card:hover .drug-dots i:nth-child(4){transition-delay:.09s}
.feature-card:hover .drug-dots i:nth-child(5){transition-delay:.12s}
.drug-dots-label{font-size:10.5px;color:var(--muted);margin-top:7px;letter-spacing:.03em;text-align:center}

/* ---------- App 小球徽章 ---------- */
.orb-badge{position:relative;width:54px;height:54px;flex:0 0 54px}
.trend-card{isolation:isolate}
.pointer-spot{position:absolute;inset:0;border-radius:inherit;pointer-events:none;z-index:0;opacity:0;transition:opacity .35s;background:radial-gradient(240px circle at var(--mx,50%) var(--my,18%),rgba(255,255,255,.34),transparent 58%)}
.feature-card:hover .pointer-spot,.price-card:hover .pointer-spot,.step-flow li:hover .pointer-spot,.trend-card:hover .pointer-spot{opacity:1}
.feature-card > *,.price-card > *,.step-flow li > *,.trend-card > *{z-index:1}
.feature-card > .pointer-spot,.price-card > .pointer-spot,.step-flow li > .pointer-spot,.trend-card > .pointer-spot{z-index:0}
.step-flow li > .orb-badge{z-index:3}
.orb-badge svg{width:100%;height:100%;filter:drop-shadow(0 7px 14px rgba(90,80,160,.24));transition:transform .4s var(--ease-press)}
.step-flow li:hover .orb-badge svg{transform:translateY(-4px) scale(1.07)}
.feature-art{width:96px;height:96px;flex:0 0 96px;padding:9px;border-radius:28px;background:linear-gradient(140deg,color-mix(in srgb,#E6F0FF 72%,var(--card)),color-mix(in srgb,#F7E0ED 66%,var(--card)));border:1px solid rgba(255,255,255,.6);box-shadow:inset 0 1px 0 rgba(255,255,255,.55)}
.feature-art svg{width:100%;height:100%;transition:transform .45s var(--ease-press)}
.feature-card:hover .feature-art svg{transform:translateY(-6px) rotate(-3deg) scale(1.05)}

/* ---------- 破茧步骤流（并入故事区） ---------- */
.story-steps{grid-column:1/-1;margin-top:72px;text-align:center}
.story-steps .section-kicker{margin-bottom:14px}
.story-steps h2{margin-bottom:46px}
.step-flow-wrap{position:relative}
.step-flow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;position:relative}
.step-silk{position:absolute;inset:0;width:100%;height:100%;overflow:visible;pointer-events:none;z-index:2}
#step-silk-path{stroke-dasharray:1;stroke-dashoffset:1;transition:stroke-dashoffset .8s var(--ease-entrance)}
.step-flow.has-silk li:not(:last-child)::after{opacity:0}
.step-flow li{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center;text-align:center;gap:12px;border-radius:24px;padding:26px 18px 22px;transition:transform .35s var(--ease-press);isolation:isolate}
.step-flow li.is-break .orb-badge::after{content:'';position:absolute;inset:-5px;border-radius:50%;border:1.5px solid rgba(243,161,176,.85);animation:stepBreak 1.15s var(--ease-entrance) forwards;pointer-events:none}
@keyframes stepBreak{0%{transform:scale(.7);opacity:.9}100%{transform:scale(1.6);opacity:0}}
.step-flow li:hover{transform:translateY(-5px)}
.step-flow li:not(:last-child)::after{content:'';position:absolute;top:50px;right:-17px;width:18px;border-top:2px dashed var(--bviolet);opacity:.45}
.step-num{font-size:11px;font-weight:800;letter-spacing:.16em;color:var(--violet);opacity:.85}
.step-flow h3{font-size:15px;font-weight:700;letter-spacing:-.01em}

/* ---------- 定价 ---------- */
.pricing{padding-block:88px}
.price-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;align-items:stretch}
.price-card{position:relative;display:flex;flex-direction:column;border-radius:28px;padding:30px 28px;transition:transform .35s var(--ease-press);isolation:isolate}
.price-stroke{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:2;overflow:visible}
.price-stroke rect{stroke-dasharray:1;stroke-dashoffset:1}
.price-featured.is-stroke .price-stroke rect{animation:priceStroke 1.15s var(--ease-entrance) forwards}
@keyframes priceStroke{0%{stroke-dashoffset:1;opacity:1}70%{stroke-dashoffset:0;opacity:1}100%{stroke-dashoffset:0;opacity:0}}
.price-sheen{position:absolute;inset:0;border-radius:inherit;overflow:hidden;pointer-events:none;z-index:2}
.price-sheen::after{content:'';position:absolute;top:0;bottom:0;left:-60%;width:42%;background:linear-gradient(105deg,transparent,rgba(255,255,255,.42),transparent);transform:skewX(-18deg)}
.price-featured.is-sheen .price-sheen::after{animation:priceSheen 1.8s ease-out}
@keyframes priceSheen{from{left:-60%}to{left:140%}}
.price-card:hover{transform:translateY(-6px)}
.price-card h3{font-size:15px;font-weight:700;letter-spacing:.02em;color:var(--muted)}
.price-line{display:flex;align-items:baseline;gap:10px;margin-top:14px;flex-wrap:wrap}
.price-value{font-size:42px;font-weight:750;letter-spacing:-.05em;font-variant-numeric:tabular-nums;background:linear-gradient(120deg,var(--ink),var(--violet));background-clip:text;-webkit-text-fill-color:transparent}
.price-per{font-size:12px;color:var(--muted)}
.price-card ul{display:grid;gap:11px;margin-block:22px 26px;font-size:13.5px;color:var(--ink)}
.price-card li{display:flex;gap:10px;align-items:flex-start;line-height:1.6}
.price-card li::before{content:'';flex:0 0 17px;height:17px;margin-top:2px;border-radius:50%;background:var(--soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='m6.5 12.5 3.5 3.5 7.5-8' fill='none' stroke='%234A6BC8' stroke-width='2.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/11px no-repeat}
.price-card .button{margin-top:auto;width:100%}
.price-featured{border:1.5px solid transparent;background:linear-gradient(150deg,color-mix(in srgb,#E6F0FF 60%,var(--card)),color-mix(in srgb,#E3DBF7 45%,var(--card)) 55%,color-mix(in srgb,#F7E0ED 58%,var(--card))) padding-box,linear-gradient(135deg,var(--sky),var(--bviolet) 50%,var(--pink)) border-box}
.price-badge{position:absolute;top:-14px;left:50%;transform:translateX(-50%);z-index:4;background:linear-gradient(100deg,var(--violet),var(--rose));color:#fff;font-size:11px;font-weight:700;letter-spacing:.05em;padding:6px 16px;border-radius:100px;box-shadow:0 8px 18px rgba(151,104,181,.35);white-space:nowrap}
.price-note{font-size:11px;line-height:1.8;color:var(--muted);margin-top:14px;text-align:center}
.monthly-line{margin-top:10px;padding-top:10px;border-top:1px dashed var(--line);font-size:11.5px;line-height:1.7;color:var(--muted);text-align:center}
.price-footnote{margin-top:26px;font-size:12px;color:var(--muted);text-align:center}
.offer-line{display:flex;align-items:center;justify-content:center;gap:10px;margin:22px auto 0;width:fit-content;max-width:100%;padding:13px 24px;border-radius:100px;background:var(--pearl);color:#473D6E;font-size:13px;font-weight:650;border:1px solid rgba(255,255,255,.7);box-shadow:0 10px 26px rgba(151,104,181,.2);transition:transform .3s var(--ease-press),box-shadow .3s}
.offer-line:hover{transform:translateY(-2px) scale(1.015);box-shadow:0 14px 32px rgba(151,104,181,.3);text-decoration:none}

/* ---------- 下载带 ---------- */
.download-band{position:relative;margin-block:88px 0;background:radial-gradient(900px 380px at 50% -12%,rgba(167,133,216,.30),transparent 70%),radial-gradient(700px 320px at 85% 112%,rgba(255,113,95,.16),transparent 70%),radial-gradient(600px 300px at 8% 105%,rgba(125,175,230,.14),transparent 70%),var(--band);color:#F7F7FC;overflow:hidden}
.download-band::before,.download-band::after{content:'';position:absolute;border-radius:50%;filter:blur(80px);opacity:.45;pointer-events:none}
.download-band::before{width:420px;height:420px;background:radial-gradient(circle,#A785D8,transparent 65%);top:-30%;left:-6%}
.download-band::after{width:380px;height:380px;background:radial-gradient(circle,#FF9587,transparent 65%);bottom:-34%;right:-4%}
.band-decor{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.band-decor .orb-badge{position:absolute;opacity:.92}
.band-decor .butterfly{position:absolute}
.download-inner{position:relative;display:flex;flex-direction:column;align-items:center;text-align:center;padding-block:96px;gap:8px}
.download-mark{position:relative;display:grid;place-items:center;margin-bottom:18px}
.dl-cocoon{position:absolute;width:132px;height:132px;pointer-events:none;overflow:visible}
.download-icon{border-radius:26px;box-shadow:0 16px 40px rgba(0,0,0,.4);transition:transform .4s var(--ease-press)}
.download-band.is-open .download-icon{animation:iconEmerge 1.6s var(--ease-entrance)}
@keyframes iconEmerge{0%{transform:scale(.88)}42%{transform:scale(1.045)}100%{transform:scale(1)}}
.download-icon:hover{transform:scale(1.05) rotate(-3deg)}
.download-inner h2{color:#fff}
.download-inner p{color:#A9ADBF;font-size:15px}
.download-inner .app-store-link{margin-top:26px}

/* ---------- FAQ ---------- */
/* ---------- FAQ 玻璃气泡 ---------- */
.faq{padding-block:88px;max-width:820px}
.faq-list{display:grid;gap:14px}
.faq-bubble{border-radius:32px;overflow:hidden;transition:transform .35s var(--ease-press)}
.faq-bubble:hover{transform:translateY(-3px)}
.faq-bubble summary{list-style:none;cursor:pointer;font-size:15px;font-weight:700;padding:20px 56px 20px 26px;position:relative;line-height:1.7;transition:color .2s}
.faq-bubble summary::-webkit-details-marker{display:none}
.faq-bubble summary:hover{color:var(--primary)}
.faq-bubble summary::after{content:'+';position:absolute;right:24px;top:50%;transform:translateY(-50%);color:var(--violet);font-size:21px;font-weight:300;line-height:1;transition:transform .45s var(--ease-press),color .2s}
.faq-bubble[open] summary::after{transform:translateY(-50%) rotate(135deg)}
.faq-bubble summary::before{content:'';position:absolute;left:50%;top:50%;width:130%;max-width:440px;aspect-ratio:1;border-radius:50%;border:1.5px solid rgba(167,133,216,.55);transform:translate(-50%,-50%) scale(.3);opacity:0;pointer-events:none}
.faq-bubble.popping summary::before{animation:bubbleRipple .75s var(--ease-entrance)}
@keyframes bubbleRipple{0%{transform:translate(-50%,-50%) scale(.25);opacity:.85}100%{transform:translate(-50%,-50%) scale(1.05);opacity:0}}
.faq-bubble.popping{animation:bubblePop .58s cubic-bezier(.22,1.45,.36,1)}
@keyframes bubblePop{0%{transform:scale(.975)}45%{transform:scale(1.022)}100%{transform:scale(1)}}
.faq-answer{font-size:13.5px;line-height:1.95;color:var(--muted);padding:0 56px 24px 26px}
.faq-bubble.closing{animation:bubbleSettle .34s cubic-bezier(.5,0,.75,.4)}
@keyframes bubbleSettle{0%{transform:scale(1)}100%{transform:scale(.99)}}

/* ---------- 页脚 ---------- */
.site-footer{display:flex;flex-wrap:wrap;align-items:flex-start;justify-content:space-between;gap:26px 40px;border-top:1px solid var(--line);padding-block:38px 44px}
.footer-brand{color:var(--ink);font-size:21px;font-weight:750;letter-spacing:-.04em}
.footer-tagline{font-size:12px;color:var(--muted);margin-top:5px}
.footer-nav{display:flex;flex-wrap:wrap;gap:10px 24px;padding-top:6px}
.footer-nav a{font-size:12px;color:var(--muted)}
.footer-nav a:hover{color:var(--primary)}
.trademark-note{flex:1 0 100%;max-width:760px;font-size:10px;line-height:1.9;color:var(--muted)}
.copyright{font-size:11px;color:var(--muted);white-space:nowrap}
.noscript-note{margin-block:20px;padding:16px 20px;border:1px solid var(--line);border-radius:16px;font-size:13px;color:var(--muted)}

/* ---------- 入场动效 ---------- */
.reveal{opacity:0;transform:translateY(22px) scale(.985);filter:blur(8px)}
.reveal.in{opacity:1;transform:none;filter:blur(0);transition:opacity .7s var(--ease-entrance),transform .7s var(--ease-entrance),filter .7s var(--ease-entrance);transition-delay:var(--d,0s)}

/* ---------- 语言差异 ---------- */
html[data-type="serif"] .hero h1{font-family:Georgia,'Times New Roman','Songti SC','Noto Serif SC',serif;font-weight:700;letter-spacing:0}
html[data-type="black"] .hero h1{font-family:'Arial Black','Avenir Next Heavy','PingFang SC',sans-serif;font-weight:900;letter-spacing:-.015em}
html[lang="en"] .hero h1,html[lang="de"] .hero h1,html[lang="fr"] .hero h1,html[lang="es"] .hero h1{font-size:clamp(40px,4.8vw,66px);letter-spacing:-.045em;line-height:1.1}

/* ---------- 深色 ---------- */
@media(prefers-color-scheme:dark){
  :root{--page:#0D0D11;--card:#19191F;--ink:#F7F7FC;--muted:#A9ADBF;--primary:#91AEF5;--primary-hover:#B4C8FA;--on-primary:#10152B;--soft:#30364E;--violet:#C2A5EE;--rose:#EFA6CB;--line:rgba(246,247,255,.13);--pearl:linear-gradient(125deg,#2E3861,#473D6E 55%,#664A66);--band:#08080C;--shadow:0 24px 70px -35px rgba(0,0,0,.6);--chart:#FF9587}
  .wordmark{background-image:linear-gradient(100deg,#91AEF5,#C2A5EE)}
  .blob{opacity:.3}
  .blob-3,.blob-4{opacity:.14}
  .grain{opacity:.06}
  .hero-glow{opacity:.45}
  .liquid{background:color-mix(in srgb,var(--card) 58%,transparent);box-shadow:inset 0 1px 1px rgba(255,255,255,.14),inset 0 -1px 1px rgba(255,255,255,.06),inset 1px 0 1px rgba(255,255,255,.05),inset -1px 0 1px rgba(255,255,255,.05),0 20px 44px -20px rgba(0,0,0,.6)}
  .liquid::before{opacity:.32}
  .liquid::after{opacity:.55}
  .site-header::before{box-shadow:inset 0 1px 0 rgba(255,255,255,.10),inset 0 -1px 0 rgba(255,255,255,.04)}
  #lang-button,.button-ghost,.chip,#lang-menu,.glass{box-shadow:inset 0 1px 0 rgba(255,255,255,.10),inset 0 0 0 .5px rgba(255,255,255,.06),0 8px 24px rgba(0,0,0,.35)}
  .ghost{-webkit-text-stroke-color:rgba(194,165,238,.14)}
  .price-featured{background:linear-gradient(150deg,color-mix(in srgb,#2E3861 62%,var(--card)),color-mix(in srgb,#473D6E 50%,var(--card)) 55%,color-mix(in srgb,#664A66 55%,var(--card))) padding-box,linear-gradient(135deg,var(--sky),var(--bviolet) 50%,var(--pink)) border-box}
  .button-primary{box-shadow:0 10px 24px rgba(145,174,245,.14)}
  .phone{border-color:#2A2A33;box-shadow:0 18px 36px rgba(0,0,0,.5)}
  .screenshot-caption{color:rgba(225,217,245,.75)}
  .price-card li::before{background-color:#30364E;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='m6.5 12.5 3.5 3.5 7.5-8' fill='none' stroke='%2391AEF5' stroke-width='2.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E")}
  .offer-line{color:#EDE7FA;border-color:rgba(255,255,255,.14)}
  .feature-art{background:linear-gradient(140deg,color-mix(in srgb,#2E3861 55%,var(--card)),color-mix(in srgb,#664A66 45%,var(--card)));border-color:rgba(255,255,255,.08);box-shadow:none}
  .pointer-spot{background:radial-gradient(240px circle at var(--mx,50%) var(--my,18%),rgba(255,255,255,.14),transparent 58%)}
  .price-sheen::after{background:linear-gradient(105deg,transparent,rgba(255,255,255,.16),transparent)}
}

/* ---------- 响应式 ---------- */
@media(max-width:1000px){
  .hero{gap:34px;padding-block:48px 56px;min-height:0}
  .hero-stage{max-width:440px}
  .story-stage{grid-template-columns:minmax(0,1fr);gap:38px}
  .story-copy{order:0}
  .story-pin-wrap{padding-bottom:0}
  .story-stage{position:static}
  .ghost{display:none}
  .feature-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .price-grid{grid-template-columns:minmax(0,1fr);max-width:520px;margin-inline:auto}
  .price-featured{order:-1}
}
@media(max-width:760px){
  .shell{width:calc(100% - 40px)}
  .site-nav{display:none}
  .site-header{padding-block:12px}
  .brand img{width:36px;height:36px;border-radius:10px}
  .wordmark{font-size:17px}
  .header-cta{display:none}
  .hero{grid-template-columns:minmax(0,1fr);padding-block:32px 44px}
  .hero-copy{max-width:560px}
  .hero h1{font-size:clamp(40px,11vw,52px)}
  .hero-description{font-size:15px;margin-top:20px}
  .hero-stage{max-width:360px}
  .chip-2{right:-3%}
  .feature-grid{grid-template-columns:minmax(0,1fr)}
  .step-flow{grid-template-columns:repeat(2,minmax(0,1fr))}
  .step-flow li:not(:last-child)::after{display:none}
  .features,.pricing,.faq{padding-block:56px}
  .story{padding-block:56px 48px}
  .story-steps{margin-top:44px}
  .story-steps h2{margin-bottom:28px}
  .screens-panel{padding:30px 18px 18px;border-radius:28px}
  .phone{border-width:4px;border-radius:26px}
  .phone img{border-radius:20px}
  .download-inner{padding-block:68px}
  .app-store-badge{height:40px}
  .app-store-badge.badge-large{height:50px}
  .price-value{font-size:36px}
  .site-footer{padding-block:28px 34px}
}
@media(max-width:380px){
  .shell{width:calc(100% - 32px)}
  .hero-actions{gap:4px 12px}
  .hero-actions .app-store-link{margin-left:-4px}
  .chip{padding:8px 13px;font-size:11px}
}

/* ---------- 减少动态 ---------- */
@media(min-width:1001px) and (prefers-reduced-motion:no-preference){
  .story-pin-wrap.can-pin{padding-bottom:22vh}
  .story-pin-wrap.can-pin .story-stage{position:sticky;top:72px}
}
html.is-hidden .blob,html.is-hidden .sparkle,html.is-hidden .orb-wrap,html.is-hidden .orb-shadow,html.is-hidden #orb-body,html.is-hidden .butterfly,html.is-hidden .wing,html.is-hidden .hero-stage::before,html.is-hidden .progress-bf .wing-r,html.is-hidden .progress-bf .wing-l{animation-play-state:paused}
.hero-stage.is-idle .sparkle,.hero-stage.is-idle .orb-wrap,.hero-stage.is-idle .orb-shadow,.hero-stage.is-idle #orb-body,.hero-stage.is-idle .butterfly,.hero-stage.is-idle .wing,.hero-stage.is-idle::before,.band-decor.is-idle .wing{animation-play-state:paused}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none;filter:none}
  .title-thread path,#step-silk-path,.story-silk path,  .price-stroke{display:none}
  .price-stroke rect{stroke-dashoffset:0}
  .story-silk circle{opacity:1}
  .hero-cocoon,.dl-cocoon,.progress-bf,.story-bf,.silk-trail{display:none}
  .feature-art svg{clip-path:none}
  .story-pin-wrap{padding-bottom:0}
  .story-stage{position:static}
}