/* ============================================================
   Cairnova · 磐星 — 共享设计系统
   石光 / Craft 方向。深绿 + 黄铜新星 + 纸墨中性；
   随心 = 朱红强调，桌伴 = 青灰强调。明暗双主题。
   ============================================================ */

/* ============ TOKENS ============ */
:root{
  /* brand greens */
  --green-abyss:#081712;
  --green-deep:#0F2E24;
  --green-forest:#1A4A39;
  --green-moss:#6FA98E;

  /* nova / brass — the light */
  --brass:#C9A24B;
  --brass-lit:#E9CD85;
  --nova:#F6E7BE;

  /* neutrals, biased warm-green */
  --paper:#F3EEE1;
  --paper-elev:#FBF7EC;
  --paper-deep:#ECE3D0;
  --ink:#16261E;
  --ink-soft:#3F5147;

  /* product accents */
  --vermilion:#8A3324;       /* 随心 */
  --vermilion-lit:#C75A48;
  --teal:#4E7570;            /* 桌伴（暂定）*/
  --teal-lit:#7FA9A2;

  /* semantic (flip by theme) */
  --bg:var(--paper);
  --bg-elev:var(--paper-elev);
  --bg-sunk:var(--paper-deep);
  --text:var(--ink);
  --text-muted:var(--ink-soft);
  --hairline:rgba(22,38,30,.15);
  --hairline-soft:rgba(22,38,30,.09);
  --accent:#9A7A2E;                 /* site accent = brass on paper */

  /* primary button: brass fill, dark ink label (AA both themes) */
  --btn-fill:var(--brass);
  --btn-ink:#20160a;

  --card-shadow:0 1px 2px rgba(22,38,30,.05), 0 18px 40px -24px rgba(22,38,30,.22);

  --font-display:"Fraunces","Songti SC","STSong",Georgia,"Times New Roman",serif;
  --font-body:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,"Segoe UI",Roboto,sans-serif;

  --wrap:1120px;
  --radius:18px;
  --radius-sm:12px;
}
@media (prefers-color-scheme:dark){
  :root{
    --bg:var(--green-abyss);
    --bg-elev:#0E2A21;
    --bg-sunk:#061410;
    --text:#EDE6D5;
    --text-muted:#9DB4A7;
    --hairline:rgba(201,162,75,.20);
    --hairline-soft:rgba(201,162,75,.10);
    --accent:var(--brass-lit);
    --btn-fill:var(--brass-lit);
    --card-shadow:0 1px 2px rgba(0,0,0,.4), 0 24px 50px -28px rgba(0,0,0,.7);
  }
}
:root[data-theme="light"]{
  --bg:var(--paper);--bg-elev:var(--paper-elev);--bg-sunk:var(--paper-deep);
  --text:var(--ink);--text-muted:var(--ink-soft);
  --hairline:rgba(22,38,30,.15);--hairline-soft:rgba(22,38,30,.09);
  --accent:#9A7A2E;--btn-fill:var(--brass);
  --card-shadow:0 1px 2px rgba(22,38,30,.05), 0 18px 40px -24px rgba(22,38,30,.22);
}
:root[data-theme="dark"]{
  --bg:var(--green-abyss);--bg-elev:#0E2A21;--bg-sunk:#061410;
  --text:#EDE6D5;--text-muted:#9DB4A7;
  --hairline:rgba(201,162,75,.20);--hairline-soft:rgba(201,162,75,.10);
  --accent:var(--brass-lit);--btn-fill:var(--brass-lit);
  --card-shadow:0 1px 2px rgba(0,0,0,.4), 0 24px 50px -28px rgba(0,0,0,.7);
}

/* ============ BILINGUAL DISPLAY ============ */
/* 每条可见文案成对：一份 lang="zh"、一份 lang="en"，按 <html data-lang> 只显一份 */
html[data-lang="en"] [lang="zh"]{display:none}
html[data-lang="zh"] [lang="en"]{display:none}

/* ============ BASE ============ */
*{box-sizing:border-box}
html{scroll-behavior:smooth}
[id]{scroll-margin-top:84px}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:var(--font-body);font-size:17px;line-height:1.7;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;transition:background .5s ease,color .5s ease;
}
/* faint grain for craft texture */
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:1;opacity:.5;
  mix-blend-mode:soft-light;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.55'/%3E%3C/svg%3E");
}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
h1,h2,h3{font-family:var(--font-display);font-weight:500;line-height:1.1;text-wrap:balance;margin:0}
p{margin:0}
::selection{background:var(--brass);color:#1a1206}
:focus-visible{outline:2.5px solid var(--brass);outline-offset:3px;border-radius:4px}

.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:clamp(20px,5vw,40px)}
.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* eyebrow with cairn marker */
.eyebrow{
  display:inline-flex;align-items:center;gap:.6em;
  font-size:.95rem;font-weight:600;letter-spacing:.18em;text-transform:uppercase;
  color:var(--accent);
}
.eyebrow--onlight{color:rgba(246,231,190,.85)}

/* ============ CAIRN + NOVA MOTIF ============ */
.nova-glow{transform-origin:center;animation:novaPulse 6.5s ease-in-out infinite}
.twinkle{transform-origin:center;animation:twinkle 5s ease-in-out infinite}
.stone{animation:riseIn 1s cubic-bezier(.2,.8,.2,1) both}
.stone.s1{animation-delay:.05s}.stone.s2{animation-delay:.16s}
.stone.s3{animation-delay:.27s}.stone.s4{animation-delay:.38s}.stone.s5{animation-delay:.49s}
@keyframes novaPulse{0%,100%{opacity:.75;transform:scale(1)}50%{opacity:1;transform:scale(1.09)}}
@keyframes twinkle{0%,100%{opacity:.9;transform:scale(1) rotate(0deg)}50%{opacity:1;transform:scale(1.14) rotate(8deg)}}
@keyframes riseIn{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}

/* ============ SHARED HEADER (site.js injects markup) ============ */
#site-header{position:sticky;top:0;z-index:100}
.nav-shell{
  background:color-mix(in srgb,var(--bg) 86%,transparent);
  backdrop-filter:saturate(1.4) blur(14px);
  -webkit-backdrop-filter:saturate(1.4) blur(14px);
  border-bottom:1px solid var(--hairline-soft);
}
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-block:13px}
.brand{display:inline-flex;align-items:center;gap:11px}
.brand svg{width:27px;height:36px;flex:none}
.brand .wordmark{
  font-family:var(--font-display);font-size:1.34rem;font-weight:500;letter-spacing:.01em;color:var(--text);
}
.brand .wordmark b{font-weight:600;color:var(--accent)}
.nav-links{display:flex;align-items:center;gap:22px;list-style:none;margin:0;padding:0}
/* 产品导航项:单色小图标 + 名字 */
.nav-links a.np{display:inline-flex;align-items:center;gap:6px}
.nav-links .navico{width:19px;height:19px;flex:none;opacity:.72;transition:opacity .25s;
  background:currentColor;
  -webkit-mask-position:center;mask-position:center;
  -webkit-mask-size:contain;mask-size:contain;
  -webkit-mask-repeat:no-repeat;mask-repeat:no-repeat}
.nav-links .ico-whimsy{-webkit-mask-image:url("/assets/brand/whimsy-mark.svg");mask-image:url("/assets/brand/whimsy-mark.svg")}
.nav-links .ico-deskmate{-webkit-mask-image:url("/assets/brand/deskmate-mark.svg");mask-image:url("/assets/brand/deskmate-mark.svg")}
.nav-links a.np:hover .navico,.nav-links a.np.active .navico{opacity:1}
.nav-links .soon{font-size:.62rem;font-weight:600;letter-spacing:.06em;color:var(--text-muted);
  border:1px solid var(--hairline);border-radius:999px;padding:1px 6px;margin-left:1px;white-space:nowrap}
@media (max-width:900px){.nav-links .soon{display:none}}
.nav-links a{
  font-size:.95rem;color:var(--text-muted);position:relative;padding-block:4px;transition:color .25s;
}
.nav-links a::after{
  content:"";position:absolute;left:0;right:100%;bottom:-1px;height:1.5px;
  background:var(--accent);transition:right .3s ease;
}
.nav-links a:hover,.nav-links a.active{color:var(--text)}
.nav-links a:hover::after,.nav-links a.active::after{right:0}
.nav-actions{display:flex;align-items:center;gap:12px}

/* language switch (both labels always visible; active highlighted) */
.lang-toggle{
  display:inline-flex;align-items:center;border:1px solid var(--hairline);
  border-radius:100px;overflow:hidden;background:var(--bg-elev);
}
.lang-toggle button{
  appearance:none;border:0;background:transparent;color:var(--text-muted);
  font:inherit;font-size:.8rem;line-height:1;padding:6px 11px;cursor:pointer;transition:.2s;
}
.lang-toggle button:hover{color:var(--text)}
.lang-toggle button.on{background:var(--text);color:var(--bg)}

/* theme toggle */
.icon-btn{
  display:inline-grid;place-items:center;width:36px;height:36px;flex:none;
  border:1px solid var(--hairline);border-radius:50%;background:var(--bg-elev);
  color:var(--text-muted);cursor:pointer;transition:.25s;
}
.icon-btn:hover{border-color:var(--accent);color:var(--accent);transform:rotate(15deg)}

/* ============ BUTTONS ============ */
.btn{
  display:inline-flex;align-items:center;gap:9px;font-size:.98rem;font-weight:500;
  font-family:var(--font-body);padding:13px 24px;border-radius:100px;cursor:pointer;
  border:1px solid transparent;transition:transform .2s,box-shadow .3s,background .3s,border-color .3s;
}
.btn .arrow{transition:transform .25s}
.btn:hover .arrow{transform:translateX(4px)}
.btn-primary{background:var(--btn-fill);color:var(--btn-ink);box-shadow:0 10px 30px -12px rgba(201,162,75,.6)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 38px -12px rgba(201,162,75,.72)}
.btn-ghost{border-color:var(--hairline);color:var(--text)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px)}
.btn-onlight{border-color:rgba(237,230,213,.32);color:#EDE6D5}
.btn-onlight:hover{border-color:var(--brass-lit);color:#fff;transform:translateY(-2px)}
.nav-cta{padding:9px 18px;font-size:.9rem}

/* store buttons (App Store / Google Play) — 与 .store-lg 同一绿系 */
.store-btn{
  display:inline-flex;align-items:center;gap:11px;padding:11px 18px;border-radius:14px;
  background:var(--btn-fill);color:var(--btn-ink);font-size:.9rem;
  transition:transform .2s,box-shadow .3s;
}
.store-btn:hover{transform:translateY(-2px);box-shadow:0 12px 26px -14px rgba(0,0,0,.55)}
.store-btn .glyph{width:19px;height:19px;flex:none}
.store-btn .l1{font-size:.66rem;opacity:.75;line-height:1;display:block;letter-spacing:.02em}
.store-btn .l2{font-size:.98rem;font-weight:600;line-height:1.15;display:block}
.store-btn[aria-disabled="true"]{cursor:default}
.store-btn[aria-disabled="true"]:hover{transform:none;box-shadow:none}

/* ============ HERO (dark bookend — always dark, craft style) ============ */
.hero{position:relative;overflow:hidden;color:#EDE6D5;isolation:isolate;border-bottom:1px solid var(--hairline-soft)}
.hero-bg{position:absolute;inset:0;z-index:0;
  background:
    radial-gradient(120% 80% at 78% -8%, rgba(233,205,133,.16), transparent 46%),
    radial-gradient(90% 70% at 12% 4%, rgba(26,74,57,.65), transparent 55%),
    linear-gradient(178deg, #0d2b21 0%, #0a2018 46%, #071812 100%);
}
.hero-bg svg{position:absolute;inset:0;width:100%;height:100%;opacity:.5}
.hero-inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.06fr .94fr;gap:48px;align-items:center;
  padding-block:clamp(56px,10vw,120px);
}
.hero-wordmark{display:inline-flex;align-items:center;gap:16px;margin-bottom:26px}
.hero-wordmark svg{width:44px;height:59px;flex:none}
.hero-wordmark .wm{font-family:var(--font-display);font-size:clamp(1.7rem,3vw,2.2rem);font-weight:500;color:#F4EBD6;letter-spacing:.01em}
.hero-wordmark .wm b{font-weight:600;color:var(--brass-lit)}
.hero-wordmark .wm i{font-style:normal;color:rgba(237,230,213,.6);font-size:.72em;margin-left:.4em}
.hero h1{
  font-size:clamp(2.15rem,4.6vw,3.5rem);font-weight:400;letter-spacing:-.01em;
  color:#F6EFDD;max-width:15em;
}
.hero h1 em{font-style:italic;color:var(--brass-lit)}
.hero .lead{
  margin-top:24px;max-width:40ch;font-size:clamp(1.02rem,1.4vw,1.16rem);
  color:rgba(237,230,213,.8);line-height:1.72;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}

/* hero art: cairn + nova */
.hero-art{position:relative;display:grid;place-items:center;min-height:420px}
.hero-art svg{width:min(100%,400px);height:auto;overflow:visible}

/* ============ SECTION SHELL ============ */
section{position:relative;z-index:2}
.section,.sec{padding-block:clamp(64px,9vw,108px)}
.sec-head{max-width:640px;margin-bottom:clamp(38px,5vw,58px)}
.sec-head h2{font-size:clamp(1.95rem,3.6vw,2.95rem);margin-top:16px;letter-spacing:-.01em}
.sec-head p{margin-top:16px;color:var(--text-muted);font-size:1.08rem;max-width:52ch}

/* ============ CARD (generic) ============ */
.card{
  position:relative;background:var(--bg-elev);border:1px solid var(--hairline);
  border-radius:var(--radius);box-shadow:var(--card-shadow);overflow:hidden;
}

/* ============ PRODUCT MATRIX ============ */
.matrix{display:grid;grid-template-columns:1.55fr 1fr;gap:26px}

.pcard{
  position:relative;background:var(--bg-elev);border:1px solid var(--hairline);
  border-radius:var(--radius);box-shadow:var(--card-shadow);overflow:hidden;
  transition:transform .35s cubic-bezier(.2,.8,.2,1),box-shadow .35s,border-color .35s;
}
.pcard::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;
  background:linear-gradient(90deg,var(--pa,var(--brass)),transparent 70%);opacity:.85}
.pcard:hover{transform:translateY(-4px);border-color:color-mix(in srgb,var(--pa,var(--brass)) 45%,var(--hairline))}

/* flagship = 随心 (vermilion) */
.flagship{--pa:var(--vermilion);--pa-lit:var(--vermilion-lit)}
@media (prefers-color-scheme:dark){.flagship{--pa:var(--vermilion-lit)}}
:root[data-theme="dark"] .flagship{--pa:var(--vermilion-lit)}
:root[data-theme="light"] .flagship{--pa:var(--vermilion)}
.flagship-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:8px;align-items:stretch}
.flagship-body{padding:clamp(28px,3.4vw,42px);display:flex;flex-direction:column}
.badge-row{display:flex;flex-wrap:wrap;gap:9px;align-items:center}
.badge{
  font-size:.72rem;font-weight:600;letter-spacing:.06em;padding:5px 11px;border-radius:100px;
  background:color-mix(in srgb,var(--pa) 14%,transparent);
  color:var(--pa);border:1px solid color-mix(in srgb,var(--pa) 30%,transparent);
}
.badge.plain{background:transparent;color:var(--text-muted);border-color:var(--hairline)}
.pname{display:flex;align-items:baseline;gap:12px;margin-top:20px}
.pname h3{font-size:clamp(1.75rem,2.6vw,2.25rem);font-weight:500}
.pname .en{font-size:.95rem;letter-spacing:.16em;text-transform:uppercase;color:var(--text-muted)}
.ptag{margin-top:15px;color:var(--text-muted);font-size:1.02rem;line-height:1.7;max-width:42ch}

.tabs-line{display:flex;flex-wrap:wrap;gap:8px;margin-top:26px}
.tabchip{
  display:inline-flex;align-items:center;gap:7px;font-size:.86rem;
  padding:7px 13px;border-radius:10px;background:var(--bg-sunk);border:1px solid var(--hairline-soft);
  color:var(--text);
}
.tabchip .ch{font-family:var(--font-display);font-weight:600;color:var(--pa);width:1.35em;text-align:center}
.tabchip small{color:var(--text-muted)}

.flagship-foot{
  margin-top:auto;padding-top:26px;display:flex;flex-wrap:wrap;gap:18px;align-items:center;
  justify-content:space-between;border-top:1px solid var(--hairline-soft);
}
.price{font-size:.98rem}
.price b{font-family:var(--font-display);font-size:1.35rem;font-weight:600;color:var(--text)}
.price small{color:var(--text-muted);display:block;font-size:.8rem;margin-top:2px}
.store-mini{display:flex;flex-wrap:wrap;gap:9px}
.learn-link{display:inline-flex;align-items:center;gap:7px;font-weight:500;color:var(--pa)}
.learn-link:hover .arrow{transform:translateX(4px)}
.learn-link .arrow{transition:transform .25s}

/* phone stage */
.phone-stage{
  position:relative;display:grid;place-items:center;padding:clamp(24px,3vw,40px) 10px;
  background:
    radial-gradient(85% 60% at 50% 12%, rgba(201,162,75,.14), transparent 60%),
    linear-gradient(165deg,#0f2e24,#0a2018);
  overflow:hidden;
}
.phone-stage .contours{position:absolute;inset:0;opacity:.4}
.phone{
  position:relative;z-index:2;width:min(292px,80vw);aspect-ratio:292/600;
  background:#0c0c0e;border-radius:44px;padding:11px;
  box-shadow:0 2px 0 rgba(255,255,255,.06) inset, 0 30px 60px -24px rgba(0,0,0,.6),
    0 0 0 1.5px rgba(201,162,75,.28);
  animation:floaty 7s ease-in-out infinite;
}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-9px)}}
.screen{
  position:relative;height:100%;border-radius:34px;overflow:hidden;
  background:#FBF7EF;color:#1a1a1a;display:flex;flex-direction:column;font-size:12px;
}
.island{position:absolute;top:9px;left:50%;transform:translateX(-50%);
  width:78px;height:22px;background:#0c0c0e;border-radius:14px;z-index:9}
.statusbar{display:flex;justify-content:space-between;align-items:center;
  padding:11px 20px 4px;font-size:11px;font-weight:600;color:#1a1a1a}
.statusbar .sig{display:inline-flex;gap:4px;align-items:center}
.statusbar .bars{display:inline-flex;gap:2px;align-items:flex-end;height:9px}
.statusbar .bars i{width:3px;background:#1a1a1a;border-radius:1px}
.statusbar .bars i:nth-child(1){height:4px}.statusbar .bars i:nth-child(2){height:6px}
.statusbar .bars i:nth-child(3){height:8px}.statusbar .bars i:nth-child(4){height:10px}
.batt{width:22px;height:11px;border:1.4px solid #1a1a1a;border-radius:3px;position:relative;padding:1.4px}
.batt::after{content:"";position:absolute;right:-3px;top:3px;width:2px;height:5px;background:#1a1a1a;border-radius:0 1px 1px 0}
.batt i{display:block;height:100%;width:74%;background:#1a1a1a;border-radius:1px}
.navbar{padding:6px 18px 10px;display:flex;align-items:baseline;justify-content:space-between}
.navbar .title{font-family:var(--font-display);font-size:26px;font-weight:600;color:#17130f}
.navbar .sub{font-size:10.5px;color:#8a8378}
.search{margin:0 16px;display:flex;align-items:center;gap:7px;background:#EDE7DA;
  border-radius:10px;padding:8px 11px;color:#8a8378;font-size:12px}
.search svg{flex:none}
.scopes{display:flex;gap:6px;padding:12px 16px 6px}
.scope{font-size:11px;padding:5px 12px;border-radius:8px;background:#EDE7DA;color:#6b655c}
.scope.on{background:#8A3324;color:#fdeee9;font-weight:600}
.cards{flex:1;overflow:hidden;padding:6px 14px 10px;display:flex;flex-direction:column;gap:9px}
.icard{background:#fff;border:1px solid #EBE4D6;border-radius:13px;padding:11px 12px;
  box-shadow:0 6px 14px -12px rgba(80,60,20,.4)}
.icard .top{display:flex;align-items:center;gap:7px;margin-bottom:5px}
.kind{font-size:9.5px;font-weight:600;letter-spacing:.04em;padding:2px 7px;border-radius:6px;
  background:#F1ECE0;color:#7a7365}
.kind.art{background:#F4E4DF;color:#8A3324}
.icard .star{margin-left:auto;color:#C75A48}
.icard .star.off{color:#d8d2c6}
.icard h4{font-size:13.5px;font-weight:600;color:#1c1712;margin:0;line-height:1.35}
.icard p{font-size:11px;color:#8a8378;margin:4px 0 0;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.icard .tags{display:flex;gap:5px;margin-top:8px}
.icard .tags b{font-size:9.5px;font-weight:500;color:#6b655c;background:#F1ECE0;
  padding:2px 8px;border-radius:100px}
.tabbar{display:flex;justify-content:space-around;align-items:center;padding:9px 6px 16px;
  background:rgba(251,247,239,.92);border-top:1px solid #EBE4D6;backdrop-filter:blur(6px)}
.tab{display:flex;flex-direction:column;align-items:center;gap:3px;color:#a49d90;font-size:9.5px}
.tab .g{font-family:var(--font-display);font-size:16px;font-weight:500}
.tab.on{color:#8A3324}
.tab.on .g{font-weight:600}

/* placeholder product = 桌伴 (teal) */
.placeholder{--pa:var(--teal);--pa-lit:var(--teal-lit);display:flex;flex-direction:column}
@media (prefers-color-scheme:dark){.placeholder{--pa:var(--teal-lit)}}
:root[data-theme="dark"] .placeholder{--pa:var(--teal-lit)}
:root[data-theme="light"] .placeholder{--pa:var(--teal)}
.ph-body{padding:clamp(26px,3vw,36px);display:flex;flex-direction:column;height:100%}
.ph-art{flex:1;min-height:150px;margin:8px 0 22px;display:grid;place-items:center;padding:26px 0;
  border-radius:14px;background:
    radial-gradient(70% 55% at 50% 30%, color-mix(in srgb,var(--pa) 22%,transparent), transparent 70%),
    color-mix(in srgb,var(--pa) 5%,var(--bg-sunk));border:1px dashed color-mix(in srgb,var(--pa) 40%,var(--hairline))}
.ph-art svg{width:clamp(104px,42%,170px);height:auto;color:var(--pa)}
/* 暗色下插画底色/描边提亮一档,防黑上黑 */
@media (prefers-color-scheme:dark){.ph-art{background:radial-gradient(70% 55% at 50% 30%, color-mix(in srgb,var(--pa) 30%,transparent), transparent 70%), color-mix(in srgb,var(--pa) 10%,var(--bg-elev))}}
:root[data-theme="dark"] .ph-art{background:radial-gradient(70% 55% at 50% 30%, color-mix(in srgb,var(--pa) 30%,transparent), transparent 70%), color-mix(in srgb,var(--pa) 10%,var(--bg-elev))}
:root[data-theme="light"] .ph-art{background:radial-gradient(70% 55% at 50% 30%, color-mix(in srgb,var(--pa) 22%,transparent), transparent 70%), color-mix(in srgb,var(--pa) 5%,var(--bg-sunk))}
.ph-tag{color:var(--text-muted);font-size:.98rem;line-height:1.7;margin-top:14px}
.ph-slot{margin-top:auto;padding-top:22px;border-top:1px solid var(--hairline-soft);
  display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:.82rem;color:var(--text-muted)}
.swatch{display:inline-flex;align-items:center;gap:8px}
.swatch i{width:15px;height:15px;border-radius:5px;background:var(--pa);flex:none;
  box-shadow:0 0 0 3px color-mix(in srgb,var(--pa) 22%,transparent)}

/* ============ DOWNLOAD BAND (dark bookend) ============ */
.cta-band{position:relative;overflow:hidden;color:#EDE6D5;isolation:isolate}
.cta-band .bg{position:absolute;inset:0;z-index:0;
  background:
    radial-gradient(80% 90% at 82% 10%, rgba(233,205,133,.18), transparent 50%),
    linear-gradient(160deg,#12352a,#0a2018 60%,#071812)}
.cta-band .contours{position:absolute;inset:0;z-index:0;opacity:.42}
.cta-inner{position:relative;z-index:2;padding-block:clamp(58px,8vw,92px);
  display:grid;grid-template-columns:1.3fr 1fr;gap:40px;align-items:center}
.cta-inner h2{font-size:clamp(1.9rem,3.4vw,2.8rem);font-weight:400;color:#F6EFDD}
.cta-inner h2 em{font-style:italic;color:var(--brass-lit)}
.cta-inner p{margin-top:18px;color:rgba(237,230,213,.8);max-width:44ch}
.cta-note{margin-top:16px;font-size:.86rem;color:rgba(157,180,167,.9)}
.store-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:12px;justify-content:flex-end}
@media (max-width:840px){.store-row{justify-content:flex-start}}
.store-lg{display:inline-flex;align-items:center;gap:13px;padding:15px 24px;border-radius:16px;
  background:#EDE6D5;color:#0d2b21;transition:transform .2s,box-shadow .3s}
.store-lg:hover{transform:translateY(-3px);box-shadow:0 18px 40px -18px rgba(0,0,0,.6)}
.store-lg.ghost{background:transparent;color:#EDE6D5;border:1px solid rgba(237,230,213,.34)}
.store-lg.ghost:hover{border-color:var(--brass-lit);color:#fff}
.store-lg .glyph{width:24px;height:24px;flex:none}
.store-lg .l1{font-size:.72rem;opacity:.75;line-height:1;display:block}
.store-lg .l2{font-size:1.12rem;font-weight:600;line-height:1.2;display:block}
.store-lg[aria-disabled="true"]{cursor:default}
.store-lg[aria-disabled="true"]:hover{transform:none;box-shadow:none}

/* ============ SHARED FOOTER (site.js injects markup) ============ */
#site-footer{background:var(--bg-sunk);color:var(--text);border-top:1px solid var(--hairline-soft)}
.foot{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;padding-block:clamp(48px,6vw,66px)}
.foot .brandcol .brand .wordmark{color:var(--text)}
.foot .brandcol .brand .wordmark b{color:var(--accent)}
.foot p.mission{margin-top:16px;color:var(--text-muted);font-size:.92rem;max-width:34ch}
.foot h5{font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;color:var(--text-muted);
  margin:0 0 16px;font-weight:600}
.foot ul{list-style:none;margin:0;padding:0;display:grid;gap:11px}
.foot ul a{font-size:.94rem;color:var(--text);opacity:.86;transition:.2s;display:inline-flex;gap:8px;align-items:center}
.foot ul a:hover{opacity:1;color:var(--accent)}
.foot ul .ph{font-size:.94rem;color:var(--text-muted);line-height:1.5;display:inline-flex;gap:7px;align-items:baseline}
.foot ul .ph small{font-size:.72rem;opacity:.8}
.foot small{font-size:.72rem;opacity:.7}
.footbar{border-top:1px solid var(--hairline-soft);padding-block:22px;
  display:flex;flex-wrap:wrap;gap:10px 26px;align-items:center;justify-content:space-between;
  font-size:.8rem;color:var(--text-muted)}
.footbar .beian{opacity:.85}

/* ============ RESPONSIVE ============ */
@media (max-width:960px){
  .dl-hero .hero-art{order:0;margin-top:10px}
  .dl-stores{justify-content:flex-start}
  .hero-inner{grid-template-columns:1fr;gap:8px}
  .hero-art{order:-1;min-height:300px}
  .hero-art svg{width:min(78%,320px)}
  .matrix{grid-template-columns:1fr}
  .flagship-grid{grid-template-columns:1fr}
  .phone-stage{padding-block:44px}
  .cta-inner{grid-template-columns:1fr;gap:26px}
  .store-row{justify-content:flex-start}
  .foot{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  body{font-size:16px}
  /* 手机导航:brand+操作占第一行,链接换行成第二行(可横滑),不藏 */
  .nav{flex-wrap:wrap;row-gap:2px;padding-block:10px 8px}
  .nav-links{
    order:3;flex-basis:100%;gap:20px;
    overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;
    padding-block:6px 2px;
  }
  .nav-links::-webkit-scrollbar{display:none}
  .nav-links a{white-space:nowrap;font-size:.92rem}
  .foot{grid-template-columns:1fr 1fr}
  .flagship-foot{flex-direction:column;align-items:flex-start;gap:16px}
  .doc-endnote{flex-direction:column;align-items:flex-start;gap:14px}
}
@media (max-width:460px){
  .foot{grid-template-columns:1fr}
  .brand .wordmark{font-size:1.2rem}
  .nav-cta{display:none}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;scroll-behavior:auto}
  .btn,.pcard,.doc,.store-btn,.store-lg,.nav-cta,.icon-btn,.phone,.principle,.face,.plan{transition:none}
}

/* ============================================================
   WHIMSY 产品页 — 随心 · 朱红强调（仍在深绿外壳内）
   仅 whimsy.html 用；复用既有 token/组件，下面补页面专属类。
   ============================================================ */
.whimsy{--pa:var(--vermilion);--pa-lit:var(--vermilion-lit)}
@media (prefers-color-scheme:dark){.whimsy{--pa:var(--vermilion-lit)}}
:root[data-theme="dark"] .whimsy{--pa:var(--vermilion-lit)}
:root[data-theme="light"] .whimsy{--pa:var(--vermilion)}

/* hero 浅底(REBRAND) → 朱红走 --pa(明暗自动切换) */
.whimsy .hero h1 em{color:var(--pa)}
.whimsy-wm{display:flex;align-items:center;gap:15px;margin:14px 0 22px}
.whimsy-wm svg{width:48px;height:48px;flex:none;overflow:visible}
.whimsy-wm img{width:48px;height:48px;flex:none;border-radius:12px;border:1px solid var(--hairline);
  box-shadow:0 4px 12px -6px rgba(22,38,30,.3)}
.whimsy-wm .wm{font-family:var(--font-display);font-size:clamp(1.9rem,3.4vw,2.5rem);font-weight:500;color:var(--text);letter-spacing:.01em}
.whimsy-wm .wm b{font-weight:600;color:var(--pa)}
.whimsy-wm .wm i{font-style:normal;color:var(--text-muted);font-size:.6em;margin-left:.5em;letter-spacing:.05em}

/* hero 手机架（不用 .hero-art，避开其 svg 宽度规则波及样机内部图标）*/
.hero-phone{position:relative;display:grid;place-items:center;min-height:470px}
.hero-phone::before{content:"";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  width:78%;height:68%;border-radius:50%;filter:blur(12px);
  background:radial-gradient(closest-side,rgba(199,90,72,.22),transparent)}
.hero-phone .phone{z-index:2}

/* 理念四点 */
.principle-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.principle{position:relative;background:var(--bg-elev);border:1px solid var(--hairline);
  border-radius:var(--radius);box-shadow:var(--card-shadow);padding:clamp(22px,2.6vw,30px);
  transition:transform .3s cubic-bezier(.2,.8,.2,1),border-color .3s}
.principle:hover{transform:translateY(-3px);border-color:color-mix(in srgb,var(--pa) 40%,var(--hairline))}
.principle .pico{width:40px;height:40px;display:grid;place-items:center;border-radius:11px;
  color:var(--pa);background:color-mix(in srgb,var(--pa) 12%,transparent);
  border:1px solid color-mix(in srgb,var(--pa) 26%,transparent);margin-bottom:16px}
.principle .pico svg{width:21px;height:21px}
.principle h3{font-size:1.2rem;font-weight:600;letter-spacing:-.01em}
.principle p{margin-top:9px;color:var(--text-muted);font-size:.98rem;line-height:1.66}

/* 五个界面 */
.faces{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.face{background:var(--bg-elev);border:1px solid var(--hairline);border-radius:var(--radius-sm);
  padding:22px 16px;text-align:center;transition:transform .3s,border-color .3s}
.face:hover{transform:translateY(-3px);border-color:color-mix(in srgb,var(--pa) 40%,var(--hairline))}
.face .g{font-family:var(--font-display);font-size:2rem;font-weight:600;color:var(--pa);line-height:1}
.face h4{margin:10px 0 0;font-family:var(--font-body);font-size:.92rem;font-weight:600;color:var(--text)}
.face p{margin-top:7px;font-size:.82rem;color:var(--text-muted);line-height:1.55}

/* 定价 */
.pricing{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;max-width:720px}
.plan{position:relative;background:var(--bg-elev);border:1px solid var(--hairline);
  border-radius:var(--radius);box-shadow:var(--card-shadow);padding:clamp(24px,3vw,32px);overflow:hidden}
.plan.featured{border-color:color-mix(in srgb,var(--pa) 55%,var(--hairline))}
.plan.featured::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;
  background:linear-gradient(90deg,var(--pa),transparent 72%)}
.plan .plan-name{font-size:.8rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--text-muted)}
.plan .plan-tag{position:absolute;top:16px;right:16px;font-size:.68rem;font-weight:600;letter-spacing:.05em;
  padding:4px 10px;border-radius:100px;color:var(--pa);
  background:color-mix(in srgb,var(--pa) 13%,transparent);border:1px solid color-mix(in srgb,var(--pa) 30%,transparent)}
.plan .plan-price{margin-top:16px;display:flex;align-items:baseline;gap:8px;flex-wrap:wrap}
.plan .plan-price b{font-family:var(--font-display);font-size:2.6rem;font-weight:600;color:var(--text);line-height:1}
.plan .plan-price span{color:var(--text-muted);font-size:1rem}
.plan .plan-sub{margin-top:10px;color:var(--text-muted);font-size:.9rem}
.pricing-note{margin-top:24px;color:var(--text-muted);font-size:.9rem;display:flex;flex-wrap:wrap;gap:9px 18px;align-items:center}
.pricing-note span{display:inline-flex;align-items:center;gap:8px}
.pricing-note .dot{width:5px;height:5px;border-radius:50%;background:var(--pa);flex:none}

/* whimsy responsive */
@media (max-width:960px){
  .principle-grid{grid-template-columns:1fr}
  .faces{grid-template-columns:repeat(2,1fr)}
  .pricing{grid-template-columns:1fr}
  /* 窄屏文案先行,样机随后(不抢首屏) */
  .hero-phone{min-height:0;margin-top:26px}
}

/* ============ DOCS (privacy / terms) — 并行构建时被覆盖，此处重建 ============ */
.doc-head{position:relative;overflow:hidden;color:#EDE6D5;isolation:isolate;border-bottom:1px solid var(--hairline-soft)}
.doc-head .bg{position:absolute;inset:0;z-index:0;
  background:
    radial-gradient(120% 80% at 82% -10%, rgba(233,205,133,.14), transparent 48%),
    radial-gradient(90% 70% at 10% 6%, rgba(26,74,57,.6), transparent 55%),
    linear-gradient(178deg,#0d2b21 0%,#0a2018 50%,#071812 100%);}
.doc-head .contours{position:absolute;inset:0;z-index:0;width:100%;height:100%;opacity:.42}
.doc-head .wrap{position:relative;z-index:2;padding-bottom:clamp(24px,4vw,40px)}
.doc-head-inner{padding-top:clamp(48px,8vw,84px);max-width:56ch}
.doc-head h1{font-family:var(--font-display);font-size:clamp(2.1rem,4.4vw,3.1rem);font-weight:400;color:#F6EFDD;margin-top:14px;letter-spacing:-.01em}
.doc-lead{margin-top:20px;max-width:52ch;font-size:clamp(1.02rem,1.3vw,1.14rem);color:rgba(237,230,213,.82);line-height:1.74}
.doc-meta{margin-top:14px;font-size:.85rem;color:rgba(237,230,213,.55);font-family:ui-monospace,"SF Mono",Menlo,monospace;letter-spacing:.02em}
.doc-flag{position:relative;z-index:2;display:flex;gap:14px;margin-top:28px;padding:16px 20px;border-radius:var(--radius-sm);
  background:rgba(201,162,75,.16);border:1px solid rgba(201,162,75,.4);color:#F6EFDD}
.doc-flag .ic{width:22px;height:22px;flex:none;color:var(--brass-lit);margin-top:1px}
.doc-flag b{display:block;font-weight:600;color:var(--brass-lit)}
.doc-flag .sub{display:block;margin-top:4px;font-size:.92rem;color:rgba(237,230,213,.78);line-height:1.6}
.doc{max-width:768px;margin:0 auto}
.doc-toc{background:var(--bg-elev);border:1px solid var(--hairline-soft);border-radius:var(--radius-sm);padding:22px 26px;margin-bottom:clamp(36px,5vw,52px);box-shadow:var(--card-shadow)}
.doc-toc h5{font-size:.76rem;text-transform:uppercase;letter-spacing:.14em;color:var(--text-muted);margin-bottom:12px}
.doc-toc ol{list-style:none;counter-reset:toc;display:grid;grid-template-columns:1fr 1fr;gap:6px 28px;margin:0;padding:0}
.doc-toc li{counter-increment:toc}
.doc-toc a{display:flex;gap:10px;padding:5px 0;color:var(--text)}
.doc-toc a::before{content:counter(toc,decimal-leading-zero);color:var(--accent);font-family:ui-monospace,"SF Mono",Menlo,monospace;font-size:.82em;opacity:.8}
.doc-toc a:hover{color:var(--accent)}
.doc-sec{margin-top:clamp(32px,4.5vw,48px);scroll-margin-top:92px}
.doc-sec h2{display:flex;align-items:baseline;gap:14px;font-size:clamp(1.3rem,2.3vw,1.7rem);font-weight:600;padding-bottom:12px;border-bottom:1px solid var(--hairline);margin-bottom:18px;letter-spacing:-.01em}
.doc-sec h2 .n{font-family:ui-monospace,"SF Mono",Menlo,monospace;font-size:.66em;color:var(--accent);font-weight:500;flex:none}
.doc p{line-height:1.82;color:var(--text);margin-bottom:14px;max-width:72ch}
.doc ul{list-style:none;margin:0 0 16px;padding:0}
.doc ul li{position:relative;padding-left:22px;margin-bottom:10px;line-height:1.75;color:var(--text)}
.doc ul li::before{content:"◆";position:absolute;left:2px;top:.05em;color:var(--brass);font-size:.7em}
.doc strong{font-weight:600;color:var(--text)}
.doc a{color:var(--accent);text-decoration:underline;text-underline-offset:2px}
.doc-endnote{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px;margin-top:clamp(44px,6vw,64px);padding-top:24px;border-top:1px solid var(--hairline);color:var(--text-muted);font-size:.9rem}
.doc-endnote .xlink{color:var(--accent);display:inline-flex;gap:6px;align-items:center}
.doc-endnote .xlink:hover{gap:9px}

/* ============ DOWNLOAD PAGE — 并行构建时被覆盖，此处重建 ============ */
.whimsy-accent{--pa:var(--vermilion);--pa-lit:var(--vermilion-lit)}
@media (prefers-color-scheme:dark){.whimsy-accent{--pa:var(--vermilion-lit)}}
:root[data-theme="dark"] .whimsy-accent{--pa:var(--vermilion-lit)}
:root[data-theme="light"] .whimsy-accent{--pa:var(--vermilion)}
.dl-inner{align-items:center}
.dl-stores{justify-content:flex-start;margin-top:26px}
.dl-note{margin-top:16px;color:var(--text-muted)}
.dl-meta{list-style:none;display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:22px;padding-top:18px;padding-left:0;border-top:1px solid var(--hairline)}
.dl-meta li{font-size:.85rem;color:var(--text-muted);font-family:ui-monospace,"SF Mono",Menlo,monospace;display:inline-flex;align-items:center;gap:9px}
.dl-meta li::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--accent);flex:none}
.dl-art{min-height:auto}
.qr-card{background:var(--bg-elev);border:1px solid var(--hairline);border-radius:var(--radius);padding:26px;width:min(100%,320px);text-align:center;box-shadow:var(--card-shadow)}
.qr-eyebrow{display:block;font-size:.74rem;text-transform:uppercase;letter-spacing:.16em;color:var(--text-muted);margin-bottom:16px}
.qr-frame{background:#F6EFDD;border-radius:12px;padding:14px;display:grid;place-items:center}
.qr-frame svg{width:100%;max-width:220px;height:auto}
.qr-cap{margin-top:14px;font-size:.82rem;color:var(--text-muted)}
.dl-more{background:var(--bg-sunk)}
.dl-more-inner{max-width:760px;margin:0 auto;text-align:center;background:var(--bg-elev);border:1px solid var(--hairline-soft);border-radius:var(--radius);padding:clamp(34px,5vw,54px);box-shadow:var(--card-shadow)}
.dl-more-inner .eyebrow{justify-content:center}
.dl-more-inner h2{font-size:clamp(1.6rem,3vw,2.3rem);margin-top:14px}
.dl-more-inner>p{color:var(--text-muted);margin-top:12px}
.dl-more-inner .tabs-line{justify-content:center;margin-top:24px}
.dl-more-inner .learn-link{margin-top:26px}
@media (max-width:840px){.qr-card{margin-top:22px}}

/* ================================================================
   REBRAND · 绿 = 品牌强调色,浅底专业版(覆盖前面的深绿铺底)
   —— 绿只作 logo/按钮/链接/高亮/图形,不再当背景铺满
   ================================================================ */
:root{ --accent:#1C5E40; --accent-deep:#123F2B; --btn-fill:#1C5E40; --btn-ink:#ffffff; }
:root[data-theme="light"]{ --accent:#1C5E40; --btn-fill:#1C5E40; --btn-ink:#fff; }
@media (prefers-color-scheme:dark){ :root{ --accent:#6FA98E; --btn-fill:#6FA98E; --btn-ink:#08160F; } }
:root[data-theme="dark"]{ --accent:#6FA98E; --btn-fill:#6FA98E; --btn-ink:#08160F; }

/* 按钮主色 = 绿 */
.btn-primary{background:var(--accent);color:var(--btn-ink);
  box-shadow:0 10px 28px -12px color-mix(in srgb,var(--accent) 55%,transparent)}
.btn-primary:hover{box-shadow:0 16px 36px -12px color-mix(in srgb,var(--accent) 66%,transparent)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}

/* HERO → 浅底 + 绿强调(去掉深绿铺底与浅色反字) */
.hero{color:var(--text);border-bottom:1px solid var(--hairline)}
.hero-bg{background:
  radial-gradient(92% 72% at 82% -12%, color-mix(in srgb,var(--accent) 9%,transparent), transparent 56%),
  var(--bg)}
.hero-bg svg{opacity:.09}
.hero-wordmark .wm{color:var(--text)}
.hero-wordmark .wm b{color:var(--accent)}
.hero-wordmark .wm i{color:var(--text-muted)}
.hero h1{color:var(--text)}
.hero h1 em{color:var(--accent)}
.hero .lead{color:var(--text-muted)}
.eyebrow--onlight{color:var(--accent)}
.btn-onlight{border-color:var(--hairline);color:var(--text)}
.btn-onlight:hover{border-color:var(--accent);color:var(--accent)}

/* CTA / 下载段 → 浅底 + 绿强调 */
.cta-band{color:var(--text)}
.cta-band .bg{background:
  radial-gradient(80% 90% at 82% 8%, color-mix(in srgb,var(--accent) 7%,transparent), transparent 55%),
  var(--bg-elev)}
.cta-band .contours{opacity:.10}
.cta-inner h2{color:var(--text)}
.cta-inner h2 em{color:var(--accent)}
.cta-inner p{color:var(--text-muted)}
.cta-note{color:var(--text-muted)}
.store-lg{background:var(--accent);color:#fff}
.store-lg.ghost{background:transparent;color:var(--text);border:1px solid var(--hairline)}
.store-lg.ghost:hover{border-color:var(--accent);color:var(--accent)}

/* 文档页眉 → 浅底 + 绿强调 */
.doc-head{color:var(--text);border-bottom:1px solid var(--hairline)}
.doc-head .bg{background:
  radial-gradient(92% 80% at 82% -12%, color-mix(in srgb,var(--accent) 9%,transparent), transparent 56%),
  var(--bg-elev)}
.doc-head .contours{opacity:.10}
.doc-head h1{color:var(--text)}
.doc-lead{color:var(--text-muted)}
.doc-meta{color:var(--text-muted)}
.doc-flag{background:color-mix(in srgb,var(--accent) 9%, var(--bg-elev));
  border:1px solid color-mix(in srgb,var(--accent) 34%,transparent);color:var(--text)}
.doc-flag .ic,.doc-flag b{color:var(--accent)}
.doc-flag .sub{color:var(--text-muted)}

/* 暗色模式:去绿底,改暖中性深色(绿仍作强调,不再深绿铺满) */
@media (prefers-color-scheme:dark){ :root{ --bg:#111310; --bg-elev:#191C16; --bg-sunk:#0B0D0A; --hairline:rgba(230,235,225,.14); --hairline-soft:rgba(230,235,225,.08); } }
:root[data-theme="dark"]{ --bg:#111310; --bg-elev:#191C16; --bg-sunk:#0B0D0A; --hairline:rgba(230,235,225,.14); --hairline-soft:rgba(230,235,225,.08); }
#site-footer{background:var(--bg-sunk)}

/* ================================================================
   WHIMSY · 核心循环 + 为什么是随心 + 五界面补句
   浅底 · 图标/序号/箭头走产品朱红(--pa)，与页面其余绿强调分工
   ================================================================ */
/* 共用图标底(仿 .principle .pico，但作用于新块) */
.loop-step .pico,.why-item .pico{
  width:40px;height:40px;display:grid;place-items:center;border-radius:11px;flex:none;
  color:var(--pa);background:color-mix(in srgb,var(--pa) 12%,transparent);
  border:1px solid color-mix(in srgb,var(--pa) 26%,transparent);
}
.loop-step .pico svg,.why-item .pico svg{width:21px;height:21px}

/* 核心循环 */
.loop{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;gap:16px;align-items:stretch}
.loop-step{background:var(--bg-elev);border:1px solid var(--hairline);border-radius:var(--radius);
  box-shadow:var(--card-shadow);padding:clamp(22px,2.6vw,30px);
  transition:transform .3s cubic-bezier(.2,.8,.2,1),border-color .3s}
.loop-step:hover{transform:translateY(-3px);border-color:color-mix(in srgb,var(--pa) 40%,var(--hairline))}
.loop-step .step-head{display:flex;align-items:center;gap:14px;margin-bottom:16px}
.loop-step .step-n{font-family:var(--font-display);font-size:1.7rem;font-weight:600;line-height:1;
  color:color-mix(in srgb,var(--pa) 45%,var(--text-muted))}
.loop-step h3{font-size:1.16rem;font-weight:600;letter-spacing:-.01em}
.loop-step p{margin-top:10px;color:var(--text-muted);font-size:.98rem;line-height:1.66}
.loop-arrow{align-self:center;justify-self:center;color:var(--pa);font-size:1.5rem;opacity:.5}

/* 为什么是随心 */
.why{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.why-item{background:var(--bg-elev);border:1px solid var(--hairline);border-radius:var(--radius);
  box-shadow:var(--card-shadow);padding:clamp(22px,2.4vw,28px);
  transition:transform .3s cubic-bezier(.2,.8,.2,1),border-color .3s}
.why-item:hover{transform:translateY(-3px);border-color:color-mix(in srgb,var(--pa) 40%,var(--hairline))}
.why-item .pico{margin-bottom:15px}
.why-item h3{font-size:1.1rem;font-weight:600;letter-spacing:-.01em}
.why-item p{margin-top:9px;color:var(--text-muted);font-size:.95rem;line-height:1.62}

/* 五界面补句「它替你做什么」 */
.face-do{margin-top:9px;font-size:.75rem;line-height:1.5;font-weight:500;color:var(--pa)}

@media (max-width:960px){
  .why{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:760px){
  .loop{grid-template-columns:1fr}
  .loop-arrow{transform:rotate(90deg)}
}
@media (max-width:560px){
  .why{grid-template-columns:1fr}
}

/* ================================================================
   DESKMATE 预告页 — 桌伴 · 青灰 teal 强调（浅底，与站内一致）
   仅 deskmate.html 用；复用既有 token/组件，下补页面专属类。
   青灰 = 产品强调(--pa)，eyebrow/标题仍走站点绿（与随心页分工一致）。
   ================================================================ */
.deskmate{--pa:var(--teal);--pa-lit:var(--teal-lit)}
@media (prefers-color-scheme:dark){.deskmate{--pa:var(--teal-lit)}}
:root[data-theme="dark"] .deskmate{--pa:var(--teal-lit)}
:root[data-theme="light"] .deskmate{--pa:var(--teal)}

/* hero 浅底基调由 REBRAND 段接管，这里只把强调点从站点绿换成青灰 */
.deskmate .hero-bg{background:
  radial-gradient(92% 72% at 82% -12%, color-mix(in srgb,var(--pa) 10%,transparent), transparent 56%),
  var(--bg)}
.deskmate .hero h1 em{color:var(--pa)}

/* 字标 桌伴 DeskMate */
.deskmate-wm{display:inline-flex;align-items:center;gap:15px;margin-bottom:22px}
.deskmate-wm svg{width:46px;height:46px;flex:none;overflow:visible;color:var(--pa)}
.deskmate-wm .wm{font-family:var(--font-display);font-size:clamp(1.9rem,3.4vw,2.5rem);
  font-weight:500;color:var(--text);letter-spacing:.01em}
.deskmate-wm .wm b{font-weight:600;color:var(--pa)}
.deskmate-wm .wm i{font-style:normal;color:var(--text-muted);font-size:.58em;margin-left:.5em;letter-spacing:.05em}

/* hero 投影 / 台面意象 */
.deskmate-art{position:relative;display:grid;place-items:center;min-height:430px}
.deskmate-art svg{width:min(100%,400px);height:auto;color:var(--pa);overflow:visible}
.deskmate-art::before{content:"";position:absolute;top:54%;left:50%;transform:translate(-50%,-50%);
  width:74%;height:56%;border-radius:50%;filter:blur(16px);
  background:radial-gradient(closest-side,color-mix(in srgb,var(--pa) 20%,transparent),transparent)}
.dm-head{animation:floaty 7s ease-in-out infinite}

/* 收束一句「更多细节随发布揭晓」 */
.dm-closing{padding-top:clamp(16px,3vw,32px)}
.dm-closing-inner{max-width:620px;margin-inline:auto;text-align:center;
  display:flex;flex-direction:column;align-items:center;gap:16px}
.dm-closing-inner .eyebrow{justify-content:center}
.dm-closing-line{font-family:var(--font-display);font-size:clamp(1.35rem,2.6vw,1.95rem);
  font-weight:500;color:var(--text);letter-spacing:-.01em;line-height:1.45}

/* 产品卡整卡可点（首页桌伴占位卡） */
a.pcard.placeholder{color:inherit}

@media (max-width:960px){
  .deskmate-art{min-height:0;margin-top:6px}
}

/* ---- 品牌 mark(方形定稿) + 字标双色(Cair 红棕 · nova 绿) ---- */
.brand svg{width:33px;height:33px}
.wordmark .cair{color:var(--accent)}          /* cairn 垒石 = 绿 */
.wordmark .nova{font-weight:600;color:#8A3324} /* nova 新星 = 朱红 */
@media (prefers-color-scheme:dark){ .wordmark .nova{color:#C75A48} }
:root[data-theme="dark"] .wordmark .nova{color:#C75A48}
:root[data-theme="light"] .wordmark .nova{color:#8A3324}

/* ---- 首页 hero 字标:方形 mark + 双色 ---- */
.hero-wordmark svg{width:46px;height:46px}
.hero-wordmark .wm .cair{color:var(--accent)}
.hero-wordmark .wm .nova{color:#8A3324}
@media (prefers-color-scheme:dark){ .hero-wordmark .wm .nova{color:#C75A48} }
:root[data-theme="dark"] .hero-wordmark .wm .nova{color:#C75A48}
:root[data-theme="light"] .hero-wordmark .wm .nova{color:#8A3324}

/* ---- 关于/团队 · 院校归属卡 ---- */
.affils{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:6px;padding:0}
@media (max-width:640px){ .affils{grid-template-columns:1fr} }
.affils li{background:var(--bg-elev);border:1px solid var(--hairline-soft);border-radius:var(--radius-sm);padding:18px 22px;color:var(--text-muted);line-height:1.6;box-shadow:var(--card-shadow)}
.affils li b{display:block;font-family:var(--font-display);font-size:1.16rem;font-weight:600;color:var(--accent);margin-bottom:4px}

/* ---- 文档中心 · 按产品分组 ---- */
.docs-hub{display:grid;grid-template-columns:1fr 1fr;gap:18px;max-width:820px}
@media (max-width:640px){ .docs-hub{grid-template-columns:1fr} }
.dh-group{background:var(--bg-elev);border:1px solid var(--hairline-soft);border-radius:var(--radius);padding:24px 26px;box-shadow:var(--card-shadow)}
.dh-group h3{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-family:var(--font-display);font-weight:600;font-size:1.32rem;margin-bottom:14px}
.dh-name{color:var(--text)}
.dh-soon{font:600 .68rem ui-monospace,monospace;letter-spacing:.06em;color:var(--accent);background:color-mix(in srgb,var(--accent) 12%,transparent);padding:3px 9px;border-radius:999px}
.dh-group ul{list-style:none;margin:0;padding:0;display:grid;gap:2px}
.dh-group li a{display:flex;align-items:center;gap:8px;padding:11px 0;color:var(--text);border-bottom:1px solid var(--hairline-soft)}
.dh-group li:last-child a{border-bottom:none}
.dh-group li a .arrow{margin-left:auto;color:var(--accent);transition:transform .25s}
.dh-group li a:hover{color:var(--accent)}
.dh-group li a:hover .arrow{transform:translateX(4px)}
.dh-group.is-soon{opacity:.9}
.dh-group.is-soon p{color:var(--text-muted);margin:0}

/* ---- 细排版:词内不断行 + 标题平衡换行 ---- */
.nb{white-space:nowrap}
.cta-inner h2,.dl-inner h1,.sec-head h2{text-wrap:balance}
.dm-closing-sub{margin-top:14px;color:var(--text-muted);font-size:.95rem;text-align:center}
.dm-closing-sub a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}

/* ---- 真实截图 gallery(whimsy #screens) ---- */
.shots{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(16px,2.5vw,28px);max-width:980px}
.shot{margin:0}
.shot img{width:100%;height:auto;border-radius:26px;border:1px solid var(--hairline);
  box-shadow:0 2px 6px rgba(22,38,30,.06), 0 26px 60px -30px rgba(22,38,30,.3)}
.shot figcaption{margin-top:12px;text-align:center;font-size:.88rem;color:var(--text-muted)}
@media (max-width:720px){
  .shots{grid-template-columns:none;grid-auto-flow:column;grid-auto-columns:72%;
    overflow-x:auto;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
    padding-bottom:8px;scrollbar-width:none}
  .shots::-webkit-scrollbar{display:none}
  .shot{scroll-snap-align:center}
}

/* ---- 产品卡 app 图标 ---- */
.pname{align-items:center}
.picon{width:56px;height:56px;border-radius:14px;border:1px solid var(--hairline);flex:none;box-shadow:0 4px 12px -6px rgba(22,38,30,.25)}
.pname h3{white-space:nowrap}

/* ---- 叙事散文(whimsy #problem / index #about) ---- */
.story{max-width:62ch}
.story p{margin-top:20px;font-size:1.12rem;line-height:1.85;color:var(--text-muted)}
.story p:first-child{margin-top:0}
.story .turn{color:var(--text)}
.story a.inline{color:var(--accent);text-decoration:underline;text-underline-offset:3px}

/* ---- 场景(whimsy #scenarios):文案 + 真截图交替排 ---- */
.scenarios{display:grid;gap:clamp(52px,7vw,92px);max-width:1020px}
.scenario{display:grid;grid-template-columns:minmax(0,1fr) clamp(230px,25vw,310px);
  gap:clamp(30px,5vw,72px);align-items:center}
.scenario:nth-of-type(even){grid-template-columns:clamp(230px,25vw,310px) minmax(0,1fr)}
.scenario:nth-of-type(even) .scenario-copy{order:2}
.scenario .sn{font-family:var(--font-display);font-size:1.6rem;font-weight:600;line-height:1;
  color:color-mix(in srgb,var(--pa) 55%,var(--hairline))}
.scenario h3{margin-top:10px;font-size:clamp(1.35rem,2.2vw,1.65rem);letter-spacing:-.01em;text-wrap:balance}
.scenario .tale{margin-top:14px;color:var(--text-muted);font-size:1.02rem;line-height:1.78}
.scenario .does{margin-top:16px;font-size:.92rem;line-height:1.7;color:var(--text-muted);
  padding-left:14px;border-left:2px solid color-mix(in srgb,var(--pa) 45%,transparent)}
@media (max-width:860px){
  .scenario,.scenario:nth-of-type(even){grid-template-columns:1fr}
  .scenario:nth-of-type(even) .scenario-copy{order:0}
  .scenario .shot{max-width:290px;justify-self:center;width:100%}
}

/* ---- 产品卡(index #products):logo + 一句话 + 下载/进一步了解 ---- */
.pgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:clamp(18px,2.5vw,28px);max-width:920px}
.pcard2{position:relative;background:var(--bg-elev);border:1px solid var(--hairline);border-radius:var(--radius);
  padding:clamp(26px,3.5vw,38px);display:flex;flex-direction:column;
  transition:transform .18s ease,border-color .18s ease}
.pcard2:hover{transform:translateY(-3px);border-color:color-mix(in srgb,var(--pa) 40%,var(--hairline))}
.pcard2 .picon{width:64px;height:64px;border-radius:16px}
.pcard2 h3{margin-top:18px;font-size:1.35rem;font-weight:600;letter-spacing:-.01em}
.pcard2 h3 i{font-style:normal;font-weight:500;color:var(--text-muted);font-size:.85em}
.pcard2 p{margin-top:10px;color:var(--text-muted);font-size:1rem;line-height:1.7}
.pacts{display:flex;flex-wrap:wrap;gap:12px;margin-top:auto;padding-top:22px}
.btn.is-disabled{opacity:.55;cursor:default;pointer-events:none}
.pcard2.soon .picon{opacity:.88}
/* 整卡可点:透明覆盖链接铺满卡片,按钮行抬到其上 */
.pcard2 .card-cover{position:absolute;inset:0;z-index:1;border-radius:var(--radius)}
.pcard2 .pacts{position:relative;z-index:2}
@media (max-width:760px){.pgrid{grid-template-columns:1fr}}

/* ============ 随心页:问题/理念/功能 ============ */
/* 理念大字 */
.idea-line{font-family:var(--font-display);font-size:clamp(1.45rem,2.9vw,2.15rem);
  line-height:1.55;max-width:34ch;text-wrap:balance;color:var(--text)}
.idea-line em{font-style:normal;color:var(--pa,var(--accent))}

/* 功能条目 bullets */
.fx{list-style:none;margin:16px 0 0;padding:0;display:grid;gap:12px}
.fx li{position:relative;padding-left:22px;color:var(--text-muted);font-size:1rem;line-height:1.72}
.fx li::before{content:"";position:absolute;left:0;top:.78em;width:12px;height:2px;
  background:var(--pa,var(--accent));border-radius:2px}
.fbadge{display:inline-block;margin-left:10px;font-family:var(--font-body);font-size:.68rem;font-weight:600;
  letter-spacing:.08em;color:var(--pa);border:1px solid color-mix(in srgb,var(--pa) 40%,transparent);
  border-radius:999px;padding:3px 10px;vertical-align:4px}

/* 02 整理:线稿示意 */
.fvis-wrap{background:none;border:none;border-radius:0;padding:0}
.fvis-sort{width:100%;height:auto;fill:none;stroke:var(--text-muted);stroke-width:2;opacity:.9}
.fvis-sort .chip rect{fill:color-mix(in srgb,var(--pa) 16%,transparent);stroke:var(--pa)}
.fvis-sort .chip text{fill:var(--pa);stroke:none}
.fvis-sort .chip,.fvis-sort .fbadge2{transform-box:fill-box;transform-origin:center}
.fvis-sort .chip{animation:chipPop 4.5s ease-in-out infinite}
.fvis-sort .c2{animation-delay:.4s}
@keyframes chipPop{0%,34%{transform:scale(0);opacity:0}44%,100%{transform:scale(1);opacity:1}}
.fvis-sort .tt{animation:ttFade 4.5s ease-in-out infinite}
@keyframes ttFade{0%,8%{opacity:0}28%,100%{opacity:1}}
.fvis-sort .fbadge2 rect{fill:color-mix(in srgb,var(--pa) 12%,transparent);stroke:var(--pa)}
.fvis-sort .fbadge2 text{fill:var(--pa);stroke:none}
.fvis-sort .fbadge2{animation:badgeIn 4.5s ease-in-out infinite}
@keyframes badgeIn{0%,24%{opacity:0}36%,100%{opacity:1}}
.fvis-sort .spark{fill:var(--pa);stroke:none;transform-box:fill-box;transform-origin:center;
  animation:sparkTw 4.5s ease-in-out infinite}
@keyframes sparkTw{0%,4%{transform:scale(0) rotate(0deg);opacity:0}14%{transform:scale(1.15) rotate(18deg);opacity:1}30%{transform:scale(1) rotate(30deg);opacity:.9}46%,100%{transform:scale(0) rotate(45deg);opacity:0}}

/* ---- 场景插画面板(问题四条 + 逛/我) ---- */
.panel{margin:0;background:none;border:none;border-radius:0;padding:0}
.panel svg{width:100%;height:auto;display:block}
.scene{fill:none;stroke:var(--text-muted);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.scene text{fill:var(--text-muted);stroke:none;font-family:var(--font-body)}
.scene .acc{stroke:var(--pa)}
.scene .cardbg,.fvis-sort .cardbg{fill:var(--bg-elev);stroke:var(--hairline)}
.scene .tt,.fvis-sort .tt{fill:var(--text);stroke:none;font-weight:600}
/* 插画行:图列比手机截图宽,但别喧宾夺主 */
.scenario.svis{grid-template-columns:minmax(0,1fr) clamp(300px,37vw,460px);
  gap:clamp(28px,4.5vw,64px)}
.scenario.svis:nth-of-type(even){grid-template-columns:clamp(300px,37vw,460px) minmax(0,1fr)}
@media (max-width:860px){
  .scenario.svis,.scenario.svis:nth-of-type(even){grid-template-columns:1fr}
  .panel{max-width:440px;justify-self:center;width:100%}
}

/* S1 散落:碎片从中间的收藏书签飞散进各个 app */
.s-scatter .frag{animation:fragFly 5.5s ease-in-out infinite}
@keyframes fragFly{0%,4%{transform:translate(0,0);opacity:0}14%{opacity:1}72%{opacity:.9}90%,100%{transform:translate(var(--dx),var(--dy));opacity:0}}
.s-scatter .cbm{fill:var(--pa);stroke:none;animation:cbmPulse 3.5s ease-in-out infinite;
  transform-box:fill-box;transform-origin:center}
@keyframes cbmPulse{0%,100%{transform:scale(1)}50%{transform:scale(1.06)}}
/* S2 吃灰 */
.s-dust .dust circle{fill:currentColor;stroke:none;animation:dustFall 4.4s linear infinite}
.s-dust .d2 circle{animation-delay:2.2s}
@keyframes dustFall{0%{transform:translateY(0);opacity:0}20%{opacity:.7}100%{transform:translateY(80px);opacity:0}}
.s-dust .cbm2{fill:var(--pa);stroke:none;opacity:.9}
.s-dust .chip rect{fill:color-mix(in srgb,var(--pa) 12%,transparent);stroke:var(--pa);stroke-width:1.4}
.s-dust .chip text{fill:var(--pa);stroke:none}
.s-dust .film{fill:#8a8378;stroke:none;animation:filmThicken 7s ease-in-out infinite}
@keyframes filmThicken{0%{opacity:.03}70%,100%{opacity:.2}}
.s-dust .src{fill:var(--text-muted);stroke:none;opacity:.6}
.s-dust .web{stroke:var(--text-muted);stroke-width:1.4;opacity:.45}
.s-dust .pile{stroke-width:2.4}
.s-dust .pile{animation:pileUp 7s ease-in-out infinite}
@keyframes pileUp{0%{opacity:.12}70%,100%{opacity:.55}}
.s-dust .zz{animation:zzPulse 3s ease-in-out infinite}
.s-dust .z2{animation-delay:.6s}
@keyframes zzPulse{0%,100%{opacity:.15}50%{opacity:.8}}
/* S3 难找:放大镜来回巡,个别卡闪一下又灭 */
.s-find .mag{animation:magSeek 8s ease-in-out infinite}
@keyframes magSeek{0%,100%{transform:translate(84px,110px)}30%{transform:translate(270px,120px)}55%{transform:translate(160px,236px)}80%{transform:translate(316px,220px)}}
.s-find .hl{animation:hlBlink 8s ease-in-out infinite}
.s-find .hl2{animation-delay:2.6s}
.s-find .hl3{animation-delay:5.2s}
@keyframes hlBlink{0%,20%,34%,100%{stroke:var(--text-muted)}24%,30%{stroke:var(--pa)}}
.s-find .q{animation:zzPulse 2.6s ease-in-out infinite}
.s-find .caret{fill:var(--text-muted);stroke:none;animation:caretBlink 1.1s steps(1) infinite}
@keyframes caretBlink{0%,55%{opacity:1}56%,100%{opacity:0}}
/* S4 无产出:四个 app 从左右两侧不断灌进库,库越堆越满;四条出口都走不通,提醒/回答/知识/分享全亮不起来 */
.s-value .feed{animation:feedIn 5s ease-in-out infinite}
.s-value .f1{--fx:114px;--fy:22px}
.s-value .f2{--fx:114px;--fy:-10px;animation-delay:1.25s}
.s-value .f3{--fx:-114px;--fy:22px;animation-delay:2.5s}
.s-value .f4{--fx:-114px;--fy:-10px;animation-delay:3.75s}
@keyframes feedIn{0%,10%{transform:translate(0,0);opacity:1}46%{transform:translate(calc(var(--fx)*.62),calc(var(--fy)*.62));opacity:.5}62%,100%{transform:translate(var(--fx),var(--fy));opacity:0}}
.s-value .grow{animation:stockGrow 5s ease-in-out infinite}
.s-value .g2{animation-delay:2.5s}
@keyframes stockGrow{0%,45%{opacity:0}65%,100%{opacity:.35}}
/* 出口:虚线往外流,半路就断 */
.s-value .outflow{stroke-dasharray:4 8;opacity:.5;animation:outFade 3.2s linear infinite}
.s-value .o2{animation-delay:.4s}
.s-value .o3{animation-delay:.8s}
.s-value .o4{animation-delay:1.2s}
@keyframes outFade{0%{stroke-dashoffset:0;opacity:.55}70%{opacity:.12}100%{stroke-dashoffset:-36;opacity:0}}
/* 四样该有的产出:图标一直是灭的,标签要看得清 */
.s-value .dead{stroke-dasharray:3 3}
.s-value .dead path,.s-value .dead circle{opacity:.3;animation:deadFlicker 5.5s ease-in-out infinite}
.s-value .dead.d2 path,.s-value .dead.d2 circle{animation-delay:1.4s}
.s-value .dead.d3 path,.s-value .dead.d3 circle{animation-delay:2.8s}
.s-value .dead.d4 path,.s-value .dead.d4 circle{animation-delay:4.2s}
@keyframes deadFlicker{0%,88%,100%{opacity:.3}92%{opacity:.55}94%{opacity:.3}}
.s-value .dead text{fill:var(--text-muted);stroke:none;stroke-dasharray:none;opacity:.8}

/* S5 逛:流里滚动,旧卡(朱红描边+小钟+标签)混在其中 */
.s-feed .oldc .ot{fill:var(--pa);stroke:none}
.s-feed .feedroll{animation:feedRoll 10s linear infinite}
@keyframes feedRoll{0%,10%{transform:translateY(0)}26%,42%{transform:translateY(-68px)}58%,74%{transform:translateY(-136px)}90%,100%{transform:translateY(-204px)}}
/* 功能 05 分享:整张卡完整递过去,署你的名,别人一键收下 */
.s-pub .cbm4{fill:var(--pa);stroke:none;opacity:.9}
.s-pub .pchip rect{fill:color-mix(in srgb,var(--pa) 14%,transparent);stroke:var(--pa);stroke-width:1.4}
.s-pub .sw rect{fill:color-mix(in srgb,var(--pa) 20%,transparent);stroke:var(--pa)}
.s-pub .sw circle{fill:var(--pa);stroke:none;animation:swOn 4s ease-in-out infinite;transform-box:fill-box;transform-origin:center}
@keyframes swOn{0%,10%{transform:translateX(-22px)}26%,100%{transform:translateX(0)}}
.s-pub .swt{fill:var(--pa);stroke:none;font-weight:600}
.s-pub .pflow{stroke:var(--pa);stroke-dasharray:60;animation:pflowDraw 4s ease-in-out infinite}
@keyframes pflowDraw{0%,26%{stroke-dashoffset:60}48%,100%{stroke-dashoffset:0}}
.s-pub .byline rect{fill:color-mix(in srgb,var(--pa) 16%,transparent);stroke:var(--pa)}
.s-pub .byline text{fill:var(--pa);stroke:none}
.s-pub .byline{animation:bylineIn 4s ease-in-out infinite;transform-box:fill-box;transform-origin:center}
@keyframes bylineIn{0%,52%{transform:scale(0);opacity:0}64%,100%{transform:scale(1);opacity:1}}
.s-pub .saveit rect{fill:none;stroke:var(--pa)}
.s-pub .saveit text{fill:var(--pa);stroke:none}
.s-pub .saveit path{stroke:var(--pa)}
.s-pub .saveit{animation:saveitIn 4s ease-in-out infinite}
@keyframes saveitIn{0%,66%{opacity:0}78%,100%{opacity:1}}

/* S6 我:导出/反悔/署名 */
.s-own .exp{stroke:var(--pa);animation:expBob 2.8s ease-in-out infinite}
@keyframes expBob{0%,100%{transform:translateY(0)}50%{transform:translateY(7px)}}
.s-own .undo{animation:undoSpin 6s linear infinite;transform-box:fill-box;transform-origin:center}
@keyframes undoSpin{from{transform:rotate(-80deg)}to{transform:rotate(280deg)}}
.s-own .tag rect{fill:color-mix(in srgb,var(--pa) 14%,transparent);stroke:var(--pa)}
.s-own .tag{animation:zzPulse 3.6s ease-in-out infinite}

/* ---- shotswap:同行截图切换(chips + 图) ---- */
.shotswap{display:grid;gap:14px;align-content:start}
.swtabs{display:flex;flex-wrap:wrap;gap:8px}
.swtabs button{appearance:none;font:inherit;font-size:.82rem;font-weight:500;cursor:pointer;
  color:var(--text-muted);background:var(--bg-elev);border:1px solid var(--hairline);
  border-radius:999px;padding:6px 13px;transition:.2s}
.swtabs button:hover{color:var(--text);border-color:color-mix(in srgb,var(--pa,var(--accent)) 40%,var(--hairline))}
.swtabs button.on{color:var(--pa,var(--accent));border-color:var(--pa,var(--accent));
  background:color-mix(in srgb,var(--pa,var(--accent)) 10%,transparent);font-weight:600}
.swfig{margin:0}

/* ---- 功能区 mini-deck(复用 hero 叠层,小号居中) ---- */
.fdeck-wrap{justify-self:center;width:100%;display:grid;justify-items:center}
.hero-deck.fdeck{justify-self:center;margin:0 44px 0 0}
.fdeck .hero-shots{width:clamp(220px,23vw,280px)}
@media (max-width:980px){.hero-deck.fdeck{margin:0 30px 0 0}}

/* 滚动入场(site.js 给 html 加 .js、入视口加 .in) */
html.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .65s ease,transform .65s ease}
html.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html.js .reveal{opacity:1;transform:none;transition:none}
  .s-scatter .frag,.s-scatter .cbm,.s-dust .dust circle,.s-dust .pile,.s-dust .zz,
  .s-find .mag,.s-find .hl,.s-find .hl2,.s-find .hl3,.s-find .q,
  .s-value .outflow,.s-value .grow,.s-value .dead path,.s-value .dead circle,.s-find .caret,
  .fvis-sort .tt,.fvis-sort .chip,.fvis-sort .c2,.fvis-sort .fbadge2,.fvis-sort .spark,.s-dust .film,
  .s-feed .feedroll,.s-own .exp,.s-own .undo,.s-own .tag,
  .s-value .feed,.s-pub .sw circle,.s-pub .pflow,.s-pub .byline,.s-pub .saveit,
  .fvis-sort .chip rect{animation:none}
}

/* ---- 随心 hero:真截图叠层轮播(pos0 最前,site.js 轮转) ---- */
.hero-deck{justify-self:end;margin-right:clamp(8px,4vw,56px)}
.hero-shots{position:relative;width:clamp(270px,25vw,330px);aspect-ratio:720/1564;cursor:pointer;touch-action:pan-y}
.deck-cap{margin-top:16px;text-align:center;font-size:.9rem;color:var(--text-muted)}
/* 左列上下留白拉开 */
.whimsy .hero-copy .whimsy-wm{margin:0 0 32px}
.whimsy .hero-copy .lead{margin-top:28px}
.whimsy .hero-copy .hero-cta{margin-top:40px}
.hero-shots .l{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  border-radius:26px;border:1px solid var(--hairline);background:var(--bg-elev);
  box-shadow:0 2px 6px rgba(22,38,30,.06),0 30px 70px -34px rgba(22,38,30,.38);
  transform-origin:50% 115%;
  transition:transform .7s cubic-bezier(.22,.8,.25,1),filter .7s ease,opacity .7s ease}
.hero-shots .pos0{transform:none;filter:none;z-index:4}
.hero-shots .pos1{transform:translate(26px,-20px) scale(.965);filter:brightness(.97) blur(.4px);z-index:3}
.hero-shots .pos2{transform:translate(52px,-40px) scale(.93);filter:brightness(.94) blur(.9px);z-index:2}
.hero-shots .pos3{transform:translate(78px,-60px) scale(.895);filter:brightness(.91) blur(1.4px);z-index:1}
.hero-shots .pos4{transform:translate(96px,-74px) scale(.87);filter:brightness(.9) blur(1.8px);opacity:.75;z-index:0}
.hero-shots .pos5{transform:translate(96px,-74px) scale(.87);filter:brightness(.9) blur(1.8px);opacity:0;z-index:0}
/* 悬停散开成一手牌(hover 设备),移开收回;悬停期间 JS 暂停轮播 */
@media (hover:hover){
  .hero-shots:hover .l{filter:none;opacity:1}
  .hero-shots:hover .pos0{transform:translate(-96px,8px) rotate(-8deg)}
  .hero-shots:hover .pos1{transform:translate(-32px,-6px) rotate(-2.5deg) scale(.985)}
  .hero-shots:hover .pos2{transform:translate(32px,-6px) rotate(2.5deg) scale(.985)}
  .hero-shots:hover .pos3{transform:translate(96px,8px) rotate(8deg)}
  .hero-shots:hover .pos4{transform:translate(150px,22px) rotate(13deg);opacity:1}
  .hero-shots:hover .pos5{transform:translate(150px,22px) rotate(13deg);opacity:0}
}
/* .fan = :hover 的类等价(测试/触屏可用) */
.hero-shots.fan .l{filter:none;opacity:1}
.hero-shots.fan .pos0{transform:translate(-96px,8px) rotate(-8deg)}
.hero-shots.fan .pos1{transform:translate(-32px,-6px) rotate(-2.5deg) scale(.985)}
.hero-shots.fan .pos2{transform:translate(32px,-6px) rotate(2.5deg) scale(.985)}
.hero-shots.fan .pos3{transform:translate(96px,8px) rotate(8deg)}
.hero-shots.fan .pos4{transform:translate(150px,22px) rotate(13deg);opacity:1}
@media (max-width:980px){
  .hero-deck{justify-self:center;margin:26px auto 0}
  .hero-shots{width:min(300px,72vw)}
  .hero-shots .pos3,.hero-shots .pos4,.hero-shots .pos5{opacity:0}
  .hero-shots .pos1{transform:translate(20px,-14px) scale(.97)}
  .hero-shots .pos2{transform:translate(40px,-28px) scale(.94)}
}
