/* =========================================================
   Flowith API — Design System
   Minimal black & white + a single emerald-teal accent.
   Aesthetic: warm paper, ink-wash art, generous negative space.
   ========================================================= */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root{
  --bg:#FAF8F4;            /* warm off-white paper */
  --bg-2:#F3F0EA;          /* slightly deeper panel */
  --surface:#FFFFFF;
  --ink:#1F1E1A;           /* softened ink — was #0E0E0C, eases text/底 对比 */
  --ink-panel:#23211C;     /* warm charcoal for dark surfaces (hero/sidebar/toast) — 不再用近纯黑 */
  --ink-panel-2:#2C2A24;   /* hover/elevated charcoal */
  --ink-2:#3A3933;
  --muted:#76736B;         /* warm grey, 略提亮 */
  --soft:#A5A196;
  --line:#EAE6DE;          /* warm hairline, 更柔 */
  --line-2:#DCD7CC;
  --accent:#157A6E;        /* emerald-teal */
  --accent-ink:#0F5C53;
  --accent-soft:rgba(21,122,110,.10);
  --accent-line:rgba(21,122,110,.28);
  --danger:#B23A3A;
  --ok:#157A6E;
  --shadow-sm:0 1px 2px rgba(20,18,12,.03),0 2px 6px rgba(20,18,12,.03);
  --shadow:0 16px 36px -26px rgba(20,18,12,.20),0 6px 16px -16px rgba(20,18,12,.10);
  --radius:14px;
  --radius-lg:22px;
  --radius-sm:9px;
  --sans:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,'PingFang SC','Microsoft YaHei',sans-serif;
  --mono:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --maxw:1320px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--sans);color:var(--ink);background:var(--bg);
  font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased;
  font-feature-settings:'cv02','cv03','cv11';min-height:100vh;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
h1,h2,h3,h4{margin:0;letter-spacing:-.02em;font-weight:800;line-height:1.1}
p{margin:0}
::selection{background:var(--accent-soft)}

/* paper grain backdrop */
body:before{
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.5;
  background-image:radial-gradient(circle at 1px 1px,rgba(20,18,12,.025) 1px,transparent 0);
  background-size:22px 22px;
}

.wrap{width:min(var(--maxw),100%);margin:0 auto;padding:0 40px}
.muted{color:var(--muted)}
.mono{font-family:var(--mono)}
.hidden{display:none!important}
.center{text-align:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;
  letter-spacing:.14em;text-transform:uppercase;color:var(--accent);
  background:var(--accent-soft);border:1px solid var(--accent-line);border-radius:999px;padding:6px 12px}

/* ---------------- Top bar + nav ---------------- */
.topbar{position:sticky;top:0;z-index:50;background:rgba(250,248,244,.82);
  backdrop-filter:blur(16px) saturate(1.2);border-bottom:1px solid var(--line)}
.topbar-inner{display:flex;align-items:center;gap:28px;height:70px;width:min(var(--maxw),100%);margin:0 auto;padding:0 40px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;letter-spacing:-.03em}
.brand .mark{width:30px;height:30px}
.brand small{display:block;font-size:10px;font-weight:700;letter-spacing:.22em;color:var(--muted);margin-top:-3px}
.nav{display:flex;align-items:center;gap:4px;margin-left:6px}
.nav-link,.nav-trigger{display:inline-flex;align-items:center;gap:5px;padding:8px 12px;border-radius:9px;
  font-weight:600;font-size:14px;color:var(--ink-2);background:none;border:0;cursor:pointer;font-family:inherit}
.nav-link:hover,.nav-trigger:hover,.nav-link.active{color:var(--ink);background:var(--bg-2)}
.nav-spacer{flex:1}
.nav-right{display:flex;align-items:center;gap:8px}
.nav-icon{width:38px;height:38px;display:grid;place-items:center;border-radius:9px;color:var(--muted);cursor:pointer}
.nav-icon:hover{background:var(--bg-2);color:var(--ink)}
.nav-user{font-size:13px;color:var(--muted);max-width:180px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
  display:inline-flex;align-items:center;gap:7px;padding:6px 12px;border:1px solid var(--line);border-radius:999px;background:var(--surface)}
.nav-user:before{content:'';width:7px;height:7px;border-radius:50%;background:var(--accent)}

/* dropdown */
.dropdown{position:relative}
.dropdown-menu{position:absolute;top:calc(100% + 10px);left:0;min-width:230px;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:8px;
  opacity:0;visibility:hidden;transform:translateY(-6px);transition:.16s;z-index:60}
.dropdown.open .dropdown-menu{opacity:1;visibility:visible;transform:none}
.dropdown-menu a{display:flex;flex-direction:column;gap:2px;padding:9px 11px;border-radius:9px}
.dropdown-menu a:hover{background:var(--bg-2)}
.dropdown-menu a b{font-size:14px}
.dropdown-menu a span{font-size:12px;color:var(--muted)}
.caret{width:14px;height:14px;transition:transform .16s}
.dropdown.open .caret{transform:rotate(180deg)}

/* ---------------- Buttons ---------------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;border:1px solid transparent;
  font-family:inherit;font-weight:700;font-size:14px;padding:11px 18px;border-radius:11px;transition:.15s;white-space:nowrap;line-height:1}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:none}
.btn-primary{background:var(--ink-panel);color:#fff}
.btn-primary:hover{background:var(--ink-panel-2)}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 12px 26px -14px var(--accent)}
.btn-accent:hover{background:var(--accent-ink)}
.btn-ghost{background:var(--surface);color:var(--ink);border-color:var(--line-2)}
.btn-ghost:hover{border-color:var(--ink);background:var(--surface)}
.btn-block{width:100%}
.btn-sm{padding:8px 13px;font-size:13px;border-radius:9px}
.btn-lg{padding:14px 24px;font-size:15px}
.btn[disabled],button[disabled]{opacity:.55;pointer-events:none}
button.loading{position:relative;color:transparent!important}
button.loading:after{content:"";position:absolute;left:50%;top:50%;width:15px;height:15px;margin:-8px 0 0 -8px;
  border:2px solid rgba(255,255,255,.5);border-top-color:#fff;border-radius:50%;animation:spin .6s linear infinite}
.btn-ghost.loading:after,.btn-primary.loading:after{border-color:rgba(255,255,255,.4);border-top-color:#fff}
@keyframes spin{to{transform:rotate(360deg)}}

/* link button (for google etc) */
.oauth-btn{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;padding:12px 16px;border:1px solid var(--line-2);
  background:var(--surface);border-radius:11px;font-weight:600;cursor:pointer;font-family:inherit;font-size:14px;color:var(--ink)}
.oauth-btn:hover{border-color:var(--ink)}
.oauth-btn svg{width:18px;height:18px}

/* ---------------- Cards ---------------- */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px;box-shadow:var(--shadow-sm)}
.card-kicker{display:inline-flex;font-size:11px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;
  color:var(--accent);margin-bottom:10px}
.card h2{font-size:22px;margin-bottom:6px}

/* ---------------- Segmented control (category tabs) ---------------- */
.seg{display:inline-flex;background:var(--bg-2);border:1px solid var(--line);border-radius:999px;padding:4px;gap:2px}
.seg button{border:0;background:none;font-family:inherit;font-weight:700;font-size:13px;color:var(--muted);
  padding:8px 18px;border-radius:999px;cursor:pointer;transition:.15s;display:inline-flex;align-items:center;gap:7px}
.seg button:hover{color:var(--ink)}
.seg button.active{background:var(--surface);color:var(--ink);box-shadow:var(--shadow-sm)}
.seg button .count{font-size:11px;color:var(--soft);font-weight:600}
.seg button .soon{font-size:10px;background:var(--accent-soft);color:var(--accent);padding:1px 6px;border-radius:999px}

/* ---------------- Tabs (code/doc) ---------------- */
.tabgroup .tabs{display:flex;gap:6px;border-bottom:1px solid var(--line);margin:8px 0 14px}
.tab{cursor:pointer;border:0;background:none;font-family:inherit;font-weight:700;font-size:13px;color:var(--muted);
  padding:9px 14px;border-bottom:2px solid transparent;transition:.15s}
.tab:hover{color:var(--ink)}
.tab.active{color:var(--accent);border-bottom-color:var(--accent)}
.tab-panel.hidden{display:none}

/* ---------------- Pills / tags / status ---------------- */
.pill{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;padding:4px 10px;border-radius:999px;
  background:var(--bg-2);border:1px solid var(--line);color:var(--ink-2)}
.tag{font-family:var(--mono);font-size:12px;background:var(--surface);border:1px solid var(--line);border-radius:7px;padding:3px 8px;color:var(--ink-2)}
.status{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;padding:3px 9px;border-radius:999px}
.status.ok{background:var(--accent-soft);color:var(--accent-ink)}
.status.off{background:#F0EEE8;color:var(--soft)}
.dot{width:9px;height:9px;border-radius:50%;flex:none}
.dot.on{background:var(--accent);box-shadow:0 0 0 4px var(--accent-soft)}
.dot.off{background:#C9C4B8;box-shadow:0 0 0 4px rgba(150,145,130,.12)}
.kbd{font-family:var(--mono);font-size:12px;background:var(--bg-2);border:1px solid var(--line);border-radius:6px;padding:2px 7px}

/* ---------------- Forms ---------------- */
label{display:block;font-weight:700;font-size:13px;color:var(--ink-2);margin:14px 0 6px}
.input,textarea.input,select.input{width:100%;border:1px solid var(--line-2);border-radius:11px;padding:11px 13px;
  font:inherit;font-size:14px;color:var(--ink);background:var(--surface);outline:none;transition:.15s}
.input:focus{border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-soft)}
textarea.input{resize:vertical;min-height:96px}
.input.compact{padding:8px 10px;border-radius:8px}
.input.mini{width:84px;padding:7px 9px}
.field-hint{font-size:12px;color:var(--soft);margin-top:5px}

/* ---------------- Alerts ---------------- */
.alert{border:1px solid var(--line);background:var(--surface);border-radius:14px;padding:15px 16px;margin:14px 0;font-size:14px}
.alert.error{border-color:#E9C9C9;background:#FBF1F1;color:#8E2F2F}
.alert.accent{border-color:var(--accent-line);background:var(--accent-soft)}
.alert.elevated{box-shadow:var(--shadow)}

/* ---------------- Tables ---------------- */
.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:14px;background:var(--surface)}
.table{width:100%;border-collapse:collapse;min-width:680px}
.table th{text-align:left;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--soft);
  font-weight:700;background:var(--bg-2);padding:12px 14px;border-bottom:1px solid var(--line)}
.table td{padding:13px 14px;border-bottom:1px solid var(--line);font-size:14px;vertical-align:middle}
.table tr:last-child td{border-bottom:0}
.mini-btn{border:1px solid var(--line-2);background:var(--surface);color:var(--ink-2);border-radius:8px;
  padding:6px 11px;font-weight:700;font-size:13px;cursor:pointer;font-family:inherit}
.mini-btn:hover{border-color:var(--ink);color:var(--ink)}
.mini-btn.danger{color:var(--danger);border-color:#E9C9C9}
.mini-btn.danger:hover{background:#FBF1F1;border-color:var(--danger)}
.mini-btn.accent{color:var(--accent);border-color:var(--accent-line)}
.mini-btn.accent:hover{background:var(--accent-soft);border-color:var(--accent)}
.inline-form,.actions{display:flex;gap:7px;align-items:center;flex-wrap:wrap}
.empty{text-align:center;color:var(--soft);padding:34px!important}
.empty b{display:block;color:var(--ink);font-size:15px;margin-bottom:3px}

/* ---------------- Code blocks ---------------- */
.codebox{background:#15140F;border:1px solid #262318;border-radius:14px;overflow:hidden;margin:12px 0}
.codebar{display:flex;justify-content:space-between;align-items:center;padding:9px 13px;background:#1C1A12;
  color:#B8B3A4;font-family:var(--mono);font-size:12px;border-bottom:1px solid #262318}
.codebox pre{margin:0;padding:15px;overflow:auto;color:#EAE6DA;font-family:var(--mono);font-size:13px;line-height:1.7;white-space:pre-wrap}
.copy-btn{border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.06);color:#fff;border-radius:8px;
  padding:5px 10px;font-weight:700;font-size:12px;cursor:pointer;font-family:inherit;display:inline-flex;align-items:center;gap:6px}
.copy-btn:hover{background:rgba(255,255,255,.12)}
.copy-btn.copied{background:var(--accent);border-color:var(--accent)}

/* ---------------- Modal ---------------- */
.modal-overlay{position:fixed;inset:0;z-index:100;background:rgba(14,14,12,.42);backdrop-filter:blur(4px);
  display:flex;align-items:center;justify-content:center;padding:20px;opacity:0;visibility:hidden;transition:.2s}
.modal-overlay.open{opacity:1;visibility:visible}
.modal{width:100%;max-width:420px;background:var(--surface);border:1px solid var(--line);border-radius:20px;
  box-shadow:var(--shadow);padding:30px;transform:translateY(14px) scale(.98);transition:.2s}
.modal-overlay.open .modal{transform:none}
.modal-close{position:absolute;top:16px;right:18px;background:none;border:0;cursor:pointer;color:var(--muted);font-size:20px;line-height:1}
.modal h2{font-size:25px;text-align:center;margin-bottom:4px}
.modal .sub{text-align:center;color:var(--muted);font-size:14px;margin-bottom:20px}
.modal .divider{display:flex;align-items:center;gap:12px;color:var(--soft);font-size:12px;margin:18px 0}
.modal .divider:before,.modal .divider:after{content:"";flex:1;height:1px;background:var(--line)}
.modal-switch{text-align:center;font-size:13px;color:var(--muted);margin-top:16px}
.modal-switch a{color:var(--accent);font-weight:700;cursor:pointer}
.input-reveal{position:relative}
.input-reveal .eye{position:absolute;right:10px;top:50%;transform:translateY(-50%);background:none;border:0;cursor:pointer;color:var(--soft);padding:4px}

/* ---------------- Footer ---------------- */
.footer{border-top:1px solid var(--line);margin-top:80px;padding:46px 0 60px}
.footer-inner{display:flex;flex-wrap:wrap;gap:30px;justify-content:space-between;align-items:flex-start}
.footer .brand small{color:var(--soft)}
.footer-cols{display:flex;gap:60px;flex-wrap:wrap}
.footer-col h4{font-size:13px;text-transform:uppercase;letter-spacing:.1em;color:var(--soft);margin-bottom:12px}
.footer-col a{display:block;color:var(--muted);font-size:14px;padding:4px 0}
.footer-col a:hover{color:var(--ink)}

/* ---------------- Toast ---------------- */
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(20px);background:var(--ink-panel);color:#fff;
  padding:12px 20px;border-radius:12px;font-weight:600;font-size:14px;box-shadow:var(--shadow);opacity:0;visibility:hidden;
  transition:.2s;z-index:200}
.toast.show{opacity:1;visibility:visible;transform:translateX(-50%)}

/* ================= Page sections ================= */

/* hero */
.hero{display:grid;grid-template-columns:1.15fr .85fr;gap:60px;align-items:start;padding:28px 0 64px}
.hero h1{font-size:clamp(46px,6.2vw,82px);font-weight:900;letter-spacing:-.042em;line-height:1.02;margin:22px 0 22px}
.hero .lead{font-size:19px;color:var(--muted);max-width:580px;line-height:1.75}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}
.hero-checks{display:flex;gap:20px;flex-wrap:wrap;margin-top:26px}
.hero-checks span{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--ink-2)}
.hero-checks span:before{content:"";width:16px;height:16px;border-radius:50%;background:var(--accent-soft);
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23157A6E' stroke-width='3'><path d='M5 12l5 5L20 7'/></svg>");background-size:11px;background-repeat:no-repeat;background-position:center}

/* art collage */
.collage{columns:2;column-gap:18px}
.collage figure{margin:0 0 18px;break-inside:avoid;border-radius:18px;overflow:hidden;border:1px solid var(--line);
  background:var(--bg-2);box-shadow:var(--shadow-sm)}
.collage img{width:100%;height:auto;display:block;transition:transform .5s}
.collage figure:hover img{transform:scale(1.04)}
.ph{aspect-ratio:1;background:linear-gradient(135deg,#EDEAE2,#E0DCD1)}
.ph.tall{aspect-ratio:2/3}
.ph.wide{aspect-ratio:3/2}

/* section heading */
.section{padding:58px 0}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:24px}
.section-head h2{font-size:clamp(26px,3vw,38px);font-weight:900;letter-spacing:-.03em}
.section-head p{color:var(--muted);margin-top:6px}

/* stats strip */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);
  border-radius:var(--radius-lg);overflow:hidden}
.stats div{background:var(--surface);padding:30px 26px}
.stats b{display:block;font-size:38px;font-weight:900;letter-spacing:-.04em}
.stats b em{font-size:16px;font-style:normal;color:var(--accent)}
.stats span{color:var(--muted);font-size:13px;font-weight:600}

/* model card grid */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px}
.mcard{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;box-shadow:var(--shadow-sm);transition:.18s}
.mcard:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--line-2)}
.mcard .thumb{aspect-ratio:3/2;overflow:hidden;background:var(--bg-2);position:relative}
.mcard .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.mcard:hover .thumb img{transform:scale(1.05)}
.mcard .thumb .cat{position:absolute;top:12px;left:12px}
.mcard .body{padding:18px 18px 20px;display:flex;flex-direction:column;flex:1}
.mcard .body h3{font-size:18px;display:flex;align-items:center;gap:8px}
.mcard .body .mid{font-family:var(--mono);font-size:12px;color:var(--soft);margin-top:2px}
.mcard .body p{color:var(--muted);font-size:13.5px;margin:10px 0 14px;flex:1;line-height:1.6}
.mcard .foot{display:flex;align-items:center;justify-content:space-between;gap:10px}
.mcard .price{font-weight:800;font-size:14px}
.mcard .price s{color:var(--soft);font-weight:500;margin-left:6px}

/* coming soon panel */
.soon-panel{border:1.5px dashed var(--line-2);border-radius:var(--radius-lg);padding:60px 30px;text-align:center;color:var(--muted)}
.soon-panel .big{font-size:22px;font-weight:800;color:var(--ink);margin:10px 0 6px}

/* model detail */
.model-hero{display:grid;grid-template-columns:1.2fr .8fr;gap:36px;padding:38px 0 12px;align-items:start}
.model-hero .title{display:flex;align-items:center;gap:12px}
.model-hero h1{font-size:clamp(30px,4vw,46px);font-weight:900}
.model-hero .copyid{cursor:pointer;color:var(--soft)}
.model-hero .lead{color:var(--muted);font-size:16px;line-height:1.7;margin:16px 0 18px;max-width:600px}
.model-tags{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:22px}
.highlights{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);padding:22px;box-shadow:var(--shadow-sm)}
.highlights h4{font-size:13px;text-transform:uppercase;letter-spacing:.1em;color:var(--soft);margin-bottom:14px}
.highlights ul{list-style:none;margin:0;padding:0;display:grid;gap:13px}
.highlights li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--ink-2)}
.highlights li:before{content:"";width:18px;height:18px;flex:none;margin-top:1px;border-radius:50%;background:var(--accent-soft);
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23157A6E' stroke-width='3'><path d='M5 12l5 5L20 7'/></svg>");background-size:12px;background-repeat:no-repeat;background-position:center}

/* playground */
.pg{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:8px}
.pg .pane{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);padding:20px}
.pg .pane-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}
.pg .pane-head h3{font-size:16px}
.pg .out{background:#15140F;border-radius:12px;min-height:240px;padding:16px;color:#EAE6DA;font-family:var(--mono);
  font-size:13px;white-space:pre-wrap;overflow:auto}
.pg .out img{border-radius:10px;max-width:100%}
.pg .out .placeholder{color:#74715f}

/* docs layout */
.doc-shell{display:grid;grid-template-columns:210px minmax(0,1fr);gap:38px;padding:34px 0}
.doc-toc{position:sticky;top:84px;align-self:start;display:flex;flex-direction:column;gap:2px}
.doc-toc a{padding:7px 11px;border-radius:8px;font-size:14px;color:var(--muted)}
.doc-toc a:hover,.doc-toc a.active{background:var(--bg-2);color:var(--ink)}
.doc-toc .toc-group{font-size:11px;text-transform:uppercase;letter-spacing:.1em;color:var(--soft);font-weight:800;margin:16px 0 4px;padding:0 11px}
.lang-dd .dropdown-menu a b{font-weight:600}
.doc-content{min-width:0}
.doc-content section{margin-bottom:26px;scroll-margin-top:80px}
.doc-content h2{font-size:24px;margin-bottom:6px}
.doc-content h3{font-size:16px;margin:18px 0 6px}
.doc-bar{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;margin-bottom:10px}
.copy-page .dropdown-menu{left:auto;right:0;min-width:250px}
.copy-page .dropdown-menu a{flex-direction:row;align-items:center;gap:10px}
.copy-page .dropdown-menu .ic{width:18px;text-align:center}

/* dashboard / console shell */
.shell{display:grid;grid-template-columns:232px minmax(0,1fr);gap:28px;padding:30px 0}
.side{position:sticky;top:84px;align-self:start;display:flex;flex-direction:column;gap:2px;
  background:var(--ink-panel);color:#fff;border-radius:var(--radius-lg);padding:18px 14px 16px;
  will-change:transform}
.side .side-brand{display:flex;align-items:center;gap:11px;padding:6px 8px 15px;margin-bottom:8px;
  font-weight:800;border-bottom:1px solid rgba(255,255,255,.08)}
.side .side-brand small{display:block;font-size:9.5px;letter-spacing:.22em;color:rgba(255,255,255,.42);margin-top:2px}
.side a{display:flex;align-items:center;padding:11px 13px;border-radius:10px;color:rgba(255,255,255,.64);
  font-weight:600;font-size:14px;transition:background .15s ease,color .15s ease}
.side a:hover{background:rgba(255,255,255,.06);color:#fff}
.side a.active{background:rgba(255,255,255,.12);color:#fff}
.side .side-card{margin-top:14px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:13px 14px}
.side .side-card span{display:block;font-size:11px;color:rgba(255,255,255,.5);margin-bottom:5px;letter-spacing:.04em}
.side .side-card code{font-family:var(--mono);font-size:11px;color:#fff;word-break:break-all;line-height:1.5}
.work{min-width:0}
.page-hero{background:var(--ink-panel);color:#fff;border-radius:var(--radius-lg);padding:30px 32px;margin-bottom:20px}
.page-hero h1{font-size:32px;font-weight:900}
.page-hero p{color:rgba(255,255,255,.7);margin-top:8px}
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:20px}
.metric{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow-sm)}
.metric span{color:var(--muted);font-size:13px;font-weight:600}
.metric b{display:block;font-size:28px;font-weight:900;letter-spacing:-.03em;margin:6px 0 2px}
.metric small{color:var(--soft);font-size:12px}
.dash-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:18px;margin-bottom:20px}
.status-list{display:grid;gap:12px}
.status-row{display:flex;align-items:center;gap:10px}
.status-row b{flex:1;font-weight:700;font-size:14px}
.section-title{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:12px}
.section-title h2{font-size:19px}
.model-list{display:grid;gap:10px}
.model-list a{display:flex;justify-content:space-between;align-items:center;padding:13px 15px;border:1px solid var(--line);border-radius:12px;background:var(--bg);}
.model-list a:hover{border-color:var(--line-2)}
.model-list b{font-size:15px}
.model-list span{color:var(--muted);font-size:13px}
.checklist{display:grid;gap:11px}
.checklist .c{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--ink-2)}
.checklist .c:before{content:"";width:18px;height:18px;flex:none;border-radius:50%;background:var(--accent-soft);
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23157A6E' stroke-width='3'><path d='M5 12l5 5L20 7'/></svg>");background-size:11px;background-repeat:no-repeat;background-position:center}

/* ---- status warn + nav badge ---- */
.status.warn{background:#FBF1D9;color:#8A6D1B}
.nav-badge{display:inline-flex;align-items:center;justify-content:center;min-width:18px;height:18px;padding:0 5px;
  border-radius:999px;background:#E0574A;color:#fff;font-size:11px;font-weight:800;margin-left:4px}

/* ---- billing ---- */
.pkg-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.pkg{position:relative;text-align:center;padding:18px 12px;border:1.5px solid var(--line);border-radius:14px;
  background:var(--surface);cursor:pointer;transition:.15s;font:inherit}
.pkg:hover{border-color:var(--accent)}
.pkg.active{border-color:var(--accent);background:var(--accent-soft);box-shadow:0 0 0 3px var(--accent-soft)}
.pkg b{display:block;font-size:24px;font-weight:900;letter-spacing:-.02em;color:var(--ink)}
.pkg b span{font-size:12px;font-weight:700;color:var(--muted)}
.pkg .pkg-price{display:block;margin-top:6px;font-size:15px;font-weight:800;color:var(--accent-ink)}
.pkg .pkg-tag{position:absolute;top:-9px;right:8px;background:var(--accent);color:#fff;font-size:10px;font-weight:800;padding:2px 8px;border-radius:999px}
.pay-qr{display:block;width:200px;height:200px;object-fit:contain;margin:14px auto 0;border-radius:12px;border:1px solid var(--line);background:#fff}
.pay-qr.placeholder{display:flex;align-items:center;justify-content:center;padding:14px;text-align:center;color:var(--soft);font-size:13px}
.pay-amount{margin-top:14px;font-size:15px;color:var(--muted)}
.pay-amount b{font-size:22px;font-weight:900;color:var(--ink);margin-left:6px}

@media(max-width:980px){
  .hero,.model-hero,.pg,.dash-grid{grid-template-columns:1fr}
  .hero{padding:56px 0 36px;gap:36px}
  .stats,.metric-grid{grid-template-columns:repeat(2,1fr)}
  .collage{margin-top:8px}
  .shell{grid-template-columns:1fr}
  .side{position:relative;top:0;min-height:0;flex-direction:row;flex-wrap:wrap;min-height:auto}
  .side .side-card{display:none}
  .wrap,.topbar-inner{padding-left:20px;padding-right:20px}
}
@media(max-width:860px){
  .nav{display:none}
  .footer-cols{gap:34px}
}