/* Metix AI · series gallery only.
 * Homepage tokens for /reports/series/ and /reports/zh/series/.
 * Mapping keeps oj-chrome.css + build_index.CSS — do not load this file there. */

@font-face{font-family:Sora;font-style:normal;font-weight:400 700;font-display:swap;src:url("https://metix.ai/assets/fonts/sora.woff2") format("woff2")}
@font-face{font-family:Geist;font-style:normal;font-weight:400 700;font-display:swap;src:url("https://metix.ai/assets/fonts/geist-sans.woff2") format("woff2")}
@font-face{font-family:"Geist Mono";font-style:normal;font-weight:400 700;font-display:swap;src:url("https://metix.ai/assets/fonts/geist-mono.woff2") format("woff2")}

:root{
  color-scheme:light only;
  --surface:#ffffff;
  --surface-2:#fafafa;
  --surface-3:#f5f5f4;
  /* brand.metix.ai. Body copy stays ink; violet is focus, not link paint. */
  --teal:#0DEFC8;
  --blue:#1E79C2;
  --violet:#5B54EF;
  --navy:#100D35;
  --periwinkle:#B5B5FF;
  --sky:#A3E4FF;
  --inverse:#100D35;
  --ink:#161514;
  --ink-60:rgba(22,21,20,.66);
  --ink-40:rgba(22,21,20,.42);
  --text:rgba(22,21,20,.92);
  --line:rgba(22,21,20,.10);
  --card:#fff;
  --bg:#ffffff;
  --accent:#5B54EF;
  --grad:linear-gradient(115deg,#0DEFC8 0%,#1E79C2 48%,#5B54EF 100%);
  --btn-fill:#100D35;
  --btn-fill-hover:#1a1648;
  --display:Sora,Geist,ui-sans-serif,system-ui,sans-serif;
  --sans:Geist,ui-sans-serif,system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Noto Sans SC",sans-serif;
  --mono:"Geist Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{overflow-x:hidden}
body{font-family:var(--sans);color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;line-height:1.6;letter-spacing:-.005em}
a{text-decoration:none;color:inherit}
.wrap{max-width:1120px;margin:0 auto;padding:0 40px}

.hero{background:var(--surface);color:var(--ink);padding:56px 0 20px}
.hero .brand-row{display:flex;align-items:center;gap:12px;min-height:28px;margin-bottom:20px;padding-right:96px;flex-wrap:wrap}
.hero .brand{display:flex;align-items:center}
.hero .tag{display:inline-flex;align-items:center;font-family:var(--mono);font-weight:500;font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--navy);border:1px solid transparent;border-radius:999px;padding:5px 12px;background:linear-gradient(#fff,#fff) padding-box,var(--grad) border-box}
.hero h1{font-family:var(--display);font-size:clamp(36px,5vw,52px);line-height:1.08;font-weight:600;letter-spacing:-.032em;color:var(--ink);text-wrap:balance}
.hero h1 .em{color:var(--ink-60);font-weight:500;background:none}
.hero p{margin-top:18px;font-size:17.5px;color:var(--ink-60);max-width:640px;line-height:1.55}
.hero .stat{margin-top:20px;display:flex;flex-wrap:wrap;gap:8px 26px;font-size:13px;color:var(--ink-40)}
.hero .stat b{color:var(--ink);font-weight:700}
/* Collapse the literal " · " separators. .stat is flex; this block is a kicker plus wrapping links. */
#oj-series-featured{display:block;margin-top:22px;max-width:640px;font-size:14px;line-height:1.65}
#oj-series-featured>span{display:block;font-size:0;line-height:0}
#oj-series-featured b{display:block;font-family:var(--mono);font-size:11.5px;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-40);line-height:1.4;margin:0 0 8px}
#oj-series-featured a{display:inline-block;font-size:14.5px;font-weight:600;line-height:1.45;color:var(--navy);text-decoration:underline;text-decoration-color:rgba(16,13,53,.22);text-underline-offset:3px;margin:0 16px 6px 0}
#oj-series-featured a:hover{color:var(--blue);text-decoration-color:var(--blue)}

.grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:28px 32px;margin:0 0 56px}
.rc{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:32px 32px 26px;box-shadow:none;display:grid;grid-template-rows:subgrid;grid-row:span 5;row-gap:0;transition:border-color .15s}
.rc>*{min-width:0}
@supports not (grid-template-rows:subgrid){.rc{display:flex;flex-direction:column;grid-row:auto}}
.rc:hover{transform:none;box-shadow:none;border-color:rgba(22,21,20,.22)}
.rc .kick{font-family:var(--mono);font-size:11.5px;font-weight:500;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-40);display:-webkit-box;-webkit-box-orient:vertical;overflow:hidden;-webkit-line-clamp:1;line-clamp:1}
.rc h2{font-family:var(--display);font-size:22px;font-weight:600;margin:8px 0 0;letter-spacing:-.022em;line-height:1.28;color:var(--ink);display:-webkit-box;-webkit-box-orient:vertical;overflow:hidden;-webkit-line-clamp:2;line-clamp:2}
.rc .desc{font-size:14px;color:var(--ink-60);margin:10px 0 18px;flex:1;line-height:1.5;display:-webkit-box;-webkit-box-orient:vertical;overflow:hidden;-webkit-line-clamp:2;line-clamp:2}
.rc .kpis{display:flex;gap:28px;margin-bottom:22px}
.rc .kpi{background:transparent;border:0;border-radius:0;padding:0;flex:0 1 auto;min-width:0}
.rc .kpi b{display:block;font-family:var(--mono);font-size:20px;font-weight:700;color:var(--ink);line-height:1.15;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;background:none}
.rc .kpi>span{display:block;font-size:11.5px;color:var(--ink-40);margin-top:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rc .kpi:nth-child(n+3){opacity:.55}
.rc .foot{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line);padding-top:18px}
.rc .meta{font-size:12px;color:var(--ink-40);line-height:1.5;display:-webkit-box;-webkit-box-orient:vertical;overflow:hidden;-webkit-line-clamp:2;line-clamp:2}
.rc .meta .when{white-space:nowrap}
.rc .go{font-size:14px;font-weight:500;color:var(--navy);background:transparent;border-radius:0;padding:0;white-space:nowrap}
.rc:hover .go{color:var(--blue)}

.note{background:transparent;border-top:1px solid var(--line);border-radius:0;padding:32px 0 8px;margin:16px 0 0;font-size:14px;color:var(--ink-60)}
.note b{color:var(--ink)}
.foott{border-top:1px solid var(--line);margin-top:80px;padding:32px 0 56px;font-size:12.5px;color:var(--ink-40);display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}
.foott a{color:var(--ink);font-weight:600}

@media(max-width:760px){
  .wrap{padding:0 24px}
  .hero{padding:48px 0 16px}
  .hero h1{font-size:34px}
  .hero p{font-size:16px}
  .grid{grid-template-columns:minmax(0,1fr);gap:20px;margin:0 0 36px}
  .rc{padding:24px;border-radius:20px}
  .rc h2{font-size:18px}
  .rc .foot{flex-direction:column;align-items:flex-start;gap:12px}
}

.colnav{margin-top:32px;display:flex;gap:10px;flex-wrap:wrap}
.colnav>a,.colnav>span{display:inline-flex;align-items:baseline;gap:8px;font-size:13.5px;font-weight:650;border-radius:999px;padding:8px 16px;border:1px solid var(--line);color:var(--ink-60)}
.colnav b{font-weight:700;color:var(--ink)}
.colnav a:hover{border-color:rgba(16,13,53,.28);color:var(--navy)}
.colnav a:focus-visible,.colnav span:focus-visible{outline:2px solid var(--violet);outline-offset:2px}
.colnav .is-on{background:var(--navy);border-color:transparent;color:#fff}
.colnav .is-on b{color:#fff}

.hero p.series-guides{margin-top:14px;font-size:14px;color:var(--ink-60);line-height:1.5;max-width:68ch}
.hero p.series-guides a{font-weight:600;text-decoration:underline;text-decoration-color:rgba(16,13,53,.22);text-underline-offset:3px}
.hero p.series-guides a:hover{color:var(--blue)}
.hero-cta{margin-top:20px;display:flex;flex-direction:column;align-items:flex-start;gap:12px}
.hero-ask{font-size:15px;font-weight:500;letter-spacing:-.01em;color:#fff;background:linear-gradient(var(--btn-fill),var(--btn-fill)) padding-box,var(--grad) border-box;border:1.5px solid transparent;border-radius:999px;height:44px;min-height:44px;line-height:1;padding:0 18px;cursor:pointer;font-family:inherit;box-shadow:0 1px 2px rgba(16,13,53,.12);max-width:100%;white-space:nowrap;text-align:center}
.hero-ask:hover{background:linear-gradient(var(--btn-fill-hover),var(--btn-fill-hover)) padding-box,var(--grad) border-box;transform:none}
.hero-ask:focus-visible{outline:2px solid var(--violet);outline-offset:3px}
.hero-cta-meta{display:flex;align-items:baseline;gap:6px 16px;flex-wrap:wrap;font-size:13px;line-height:1.5;color:var(--ink-40)}
.hero-sub-link{font:inherit;font-weight:600;color:var(--ink-60);background:none;border:0;padding:0;cursor:pointer;text-decoration:underline;text-decoration-color:rgba(22,21,20,.25);text-underline-offset:3px}
.hero-sub-link:hover{color:var(--navy);text-decoration-color:rgba(16,13,53,.45)}
.hero-sub-link:focus-visible{outline:2px solid var(--violet);outline-offset:3px}
.hero-sub-link.is-sub{color:var(--navy);text-decoration:none;cursor:default}

.substrip{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;background:transparent;border:0;border-top:1px solid var(--line);border-radius:0;padding:28px 0 8px;margin:28px 0 0}
.substrip b{font-size:15px;font-weight:700;color:var(--ink);margin-right:10px}
.substrip span{font-size:13px;color:var(--ink-60)}
.substrip-btn{font-size:13.5px;font-weight:650;color:var(--navy);background:#fff;border:1px solid rgba(16,13,53,.18);border-radius:999px;height:44px;padding:0 18px;cursor:pointer;font-family:inherit;white-space:nowrap}
.substrip-btn:hover{border-color:rgba(16,13,53,.4);color:var(--navy);background:var(--surface-2);transform:none}
.substrip-btn:focus-visible{outline:2px solid var(--violet);outline-offset:3px}
.substrip-btn.is-sub{background:var(--surface-3);border-color:var(--line);color:var(--ink-60);cursor:default}
@media(max-width:760px){.substrip{flex-direction:column;align-items:flex-start}.substrip-btn{align-self:stretch;text-align:center}
  .hero-ask{white-space:normal;height:auto;min-height:44px;padding:10px 18px;line-height:1.3;text-wrap:balance}}

.note-ask{font:inherit;font-weight:650;color:var(--navy);background:none;border:0;padding:0;cursor:pointer;text-decoration:underline;text-decoration-color:rgba(16,13,53,.28);text-underline-offset:3px}
.note-ask:hover{color:var(--blue);text-decoration-color:var(--blue)}
.note-ask:focus-visible{outline:2px solid var(--violet);outline-offset:3px}

.en{display:none}[data-lang=en] .zh{display:none}[data-lang=en] .en{display:inline}
.langtop{position:absolute;top:0;right:40px;height:28px;display:flex;align-items:center;z-index:2}
.lang-switch{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:999px;overflow:hidden}
.lang-switch button,.lang-switch a{border:0;background:transparent;color:var(--ink-60);font:inherit;font-size:13px;font-weight:700;padding:8px 14px;min-height:36px;line-height:1.2;cursor:pointer;text-decoration:none}
.lang-switch button:hover,.lang-switch a:hover{color:var(--navy)}
.lang-switch button:focus-visible,.lang-switch a:focus-visible{outline:2px solid var(--violet);outline-offset:2px;z-index:1}
[data-lang=zh] .lang-switch [data-lang-set=zh],[data-lang=en] .lang-switch [data-lang-set=en]{background:var(--navy);color:#fff}
@media(max-width:760px){.langtop{top:0;right:24px}.langtop{right:24px}}

/* Series chrome: navy primary, quiet ghost, violet focus. Shared by zh and en. */
.gname{filter:blur(5px);-webkit-filter:blur(5px);user-select:none;cursor:pointer;border-bottom:1px dashed rgba(22,21,20,.35);transition:filter .5s ease;color:inherit}
.gname:hover{filter:blur(3.5px)}
.nav-cta{margin-left:auto;display:flex;gap:8px;flex:0 0 auto;align-items:center}
.nav-cta a{display:inline-flex;align-items:center;justify-content:center;font-size:13.5px;font-weight:650;border-radius:999px;min-height:36px;padding:8px 14px;white-space:nowrap;cursor:pointer}
.nav-cta a:focus-visible{outline:2px solid var(--violet);outline-offset:2px}
.nav-cta .ghost{color:var(--navy);border:1px solid rgba(16,13,53,.16);background:#fff}
.nav-cta .ghost:hover{background:var(--surface-2);text-decoration:none}
.nav-cta .solid{color:#fff;background:linear-gradient(var(--btn-fill),var(--btn-fill)) padding-box,var(--grad) border-box;border:1.5px solid transparent;box-shadow:0 1px 2px rgba(16,13,53,.12)}
.nav-cta .solid:hover{text-decoration:none;background:linear-gradient(var(--btn-fill-hover),var(--btn-fill-hover)) padding-box,var(--grad) border-box}
.ojm-backdrop{position:fixed;inset:0;background:rgba(16,13,53,.18);backdrop-filter:blur(3px);-webkit-backdrop-filter:blur(3px);z-index:200;display:none;align-items:center;justify-content:center;padding:20px}
.ojm-backdrop.open{display:flex}
.ojm{background:#fff;border:1px solid rgba(16,13,53,.08);border-radius:20px;max-width:480px;width:100%;padding:28px 28px 24px;box-shadow:0 16px 40px rgba(16,13,53,.08);position:relative;max-height:92vh;overflow:auto;font-family:var(--sans);color:var(--ink)}
.ojm .x{position:absolute;top:8px;right:10px;width:36px;height:36px;font-size:22px;color:var(--ink-40);cursor:pointer;line-height:1;border:none;background:none;font-family:inherit;border-radius:10px;display:inline-flex;align-items:center;justify-content:center}
.ojm .x:hover{color:var(--ink);background:var(--surface-2)}
.ojm .x:focus-visible{outline:2px solid var(--violet);outline-offset:2px}
.ojm .kick{font-family:var(--mono);font-size:11.5px;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-40);background:none}
.ojm h3{font-family:var(--display);font-size:22px;font-weight:600;letter-spacing:-.022em;line-height:1.25;margin:8px 0 6px;color:var(--ink);padding-right:28px}
.ojm .sub{font-size:14px;color:var(--ink-60);margin-bottom:18px;line-height:1.55}
.ojm form{display:flex;flex-direction:column;gap:14px}
.ojm form>div,.ojm .ojm-field{display:flex;flex-direction:column;width:100%;min-width:0}
.ojm .full{width:100%}
[data-lang=en] .oj-zh-only{display:none}
.ojm label{display:block;font-size:13px;font-weight:600;color:var(--ink-60);margin-bottom:6px;line-height:1.35}
.ojm .rq{color:var(--violet);font-weight:700}
.ojm .opt{color:var(--ink-40);font-weight:500;font-size:11px}
.ojm input{display:block;width:100%;max-width:100%;border:1px solid rgba(22,21,20,.14);border-radius:12px;padding:0 14px;min-height:44px;font-size:15px;font-family:inherit;color:var(--ink);outline:none;background:#fff;box-sizing:border-box}
.ojm input::placeholder{color:var(--ink-40);opacity:1}
.ojm input:focus,.ojm input:focus-visible{border-color:var(--violet);background:#fff;box-shadow:0 0 0 3px rgba(91,84,239,.18)}
.ojm .btn{grid-column:1/-1;align-self:stretch;width:100%;margin-top:4px;background:linear-gradient(var(--btn-fill),var(--btn-fill)) padding-box,var(--grad) border-box;color:#fff;font-weight:500;font-size:15px;border:1.5px solid transparent;border-radius:999px;height:44px;padding:0 22px;cursor:pointer;font-family:inherit;white-space:nowrap;box-shadow:0 1px 2px rgba(16,13,53,.12)}
.ojm .btn:hover{background:linear-gradient(var(--btn-fill-hover),var(--btn-fill-hover)) padding-box,var(--grad) border-box}
.ojm .btn:focus-visible{outline:2px solid var(--violet);outline-offset:3px}
.ojm .btn[disabled]{opacity:.55;cursor:wait}
.ojm .priv{grid-column:1/-1;font-size:11.5px;color:var(--ink-40);text-align:left;margin-top:4px;line-height:1.6}
.ojm .err{grid-column:1/-1;font-size:12.5px;color:#C2410C;display:none}
.ojm .done{display:none;text-align:center;padding:24px 0 10px}
.ojm .done .ic{width:54px;height:54px;border-radius:50%;background:var(--surface-3);color:var(--ink);font-size:26px;line-height:54px;margin:0 auto 14px;font-weight:700}
.ojm .done h4{font-size:18px;font-weight:700;margin-bottom:8px;color:var(--ink)}
.ojm .done p{font-size:13px;color:var(--ink-60);line-height:1.7}
.ojm .done a{color:var(--navy);font-weight:650}
.ojm .done a:hover{color:var(--blue)}
.oj-fab{position:fixed;right:18px;z-index:91;display:inline-flex;align-items:center;gap:6px;border-radius:999px;font-size:13px;font-weight:500;line-height:1;text-decoration:none;box-shadow:0 1px 2px rgba(16,13,53,.06);border:1px solid var(--line);font-family:var(--sans)}
.oj-fab:hover{transform:none;text-decoration:none}
.oj-fab:focus-visible{outline:2px solid var(--violet);outline-offset:3px}
.oj-backlist{bottom:16px;background:rgba(255,255,255,.94);color:var(--ink-60);padding:8px 12px 8px 8px}
.oj-backlist svg{width:14px;height:14px;flex:0 0 auto;color:var(--navy)}
/* Hub already says Powered by Metix AI. Keep the credit in flow, not a second navy CTA. */
.oj-madeby{position:static;right:auto;bottom:auto;display:flex;width:fit-content;margin:8px auto 40px;background:transparent;color:var(--ink-40);padding:0;border:0;box-shadow:none;font-weight:500}
.oj-madeby .dot{width:7px;height:7px;border-radius:50%;background:var(--grad);flex:0 0 auto}
.oj-madeby b{background:none;color:var(--navy);font-weight:650;margin-left:2px}
body.series-hub .oj-wm,body.series-doc .oj-wm{opacity:.007!important;background-size:400px auto!important}
@media print{body.series-hub .oj-wm,body.series-doc .oj-wm{opacity:.03!important;background-size:480px auto!important}}
@media print{.oj-fab,.nav-cta,.ojm-backdrop{display:none!important}.gname{filter:none}}
@media(max-width:600px){
  .ojm-backdrop{padding:12px;align-items:flex-end}
  .ojm{padding:22px 18px 18px;max-height:94vh;border-radius:18px 18px 12px 12px}
  .ojm form{gap:11px}
  .ojm .btn{height:48px;width:100%}
}