/* ============================================================
   JCRT Official Website - Signal Glass Visual System
   ============================================================ */

:root {
  --bg-base: #eef2f5;
  --bg-elevated: rgba(255,255,255,.82);
  --bg-panel: #f8fafb;
  --ink: #111722;
  --ink-soft: #4d596b;
  --muted: #7b8493;
  --line: rgba(17,23,34,.10);
  --line-strong: rgba(17,23,34,.18);
  --rail-blue: #172b85;
  --signal-blue: #0877d7;
  --signal-cyan: #3fd4ff;
  --signal-amber: #f4b43f;
  --signal-red: #d95045;
  --night: #060a11;
  --night-2: #0d1420;
  --glass: rgba(255,255,255,.70);
  --shadow-low: 0 8px 24px rgba(12,19,31,.08);
  --shadow-mid: 0 18px 50px rgba(12,19,31,.13);
  --shadow-high: 0 30px 90px rgba(5,10,18,.22);
  --font-heading: "Barlow Condensed","Noto Sans SC","Microsoft YaHei",sans-serif;
  --font-body: "Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
  --font-mono: "JetBrains Mono","SF Mono","Cascadia Code","Consolas",monospace;
  --ease-standard: cubic-bezier(.2,.8,.2,1);
  --ease-smooth: cubic-bezier(.4,0,.2,1);
  --ease-rail: cubic-bezier(.16,1,.3,1);
  --nav-height: 72px;
  --max-width: 1180px;
  --max-width-narrow: 980px;
  --max-width-tight: 900px;
  --radius-1: 4px;
  --radius-2: 6px;
  --radius-3: 8px;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:var(--bg-base);overflow-x:hidden}
body{min-height:100vh;font-family:var(--font-body);font-size:16px;line-height:1.68;color:var(--ink);background:
  linear-gradient(180deg,#f7f9fb 0%,#edf2f5 40%,#e9eef2 100%);
  overflow-x:hidden;position:relative}
body::before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;background:
  repeating-linear-gradient(118deg,transparent 0 88px,rgba(23,43,133,.032) 89px,transparent 91px),
  linear-gradient(90deg,rgba(255,255,255,.64),rgba(255,255,255,0) 38%,rgba(255,255,255,.46));
  opacity:.92}
body::after{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.18;background-image:
  linear-gradient(rgba(17,23,34,.10) 1px,transparent 1px),
  linear-gradient(90deg,rgba(17,23,34,.08) 1px,transparent 1px);
  background-size:48px 48px;mask-image:linear-gradient(180deg,transparent 0,#000 220px,#000 calc(100% - 220px),transparent)}
a{color:var(--signal-blue);text-decoration:none;transition:color .24s var(--ease-standard)}
a:hover{color:var(--rail-blue)}
button,input,textarea,select{font:inherit}
button{border:0}
img{max-width:100%;display:block}
::selection{background:rgba(63,212,255,.25);color:var(--ink)}

h1,h2,h3,h4,.heading{font-family:var(--font-heading);font-weight:700;letter-spacing:0;line-height:1.04}
h1{font-size:3.75rem}
h2{font-size:2.45rem}
h3{font-size:1.35rem}
.code,code{font-family:var(--font-mono);font-size:.88em;background:#e5ebf0;padding:.1em .42em;border-radius:var(--radius-1);color:var(--ink)}

.container{width:min(100%,var(--max-width));margin:0 auto;padding:0 28px}
.container--narrow{width:min(100%,var(--max-width-narrow))}
.container--tight{width:min(100%,var(--max-width-tight))}
.section{padding:118px 0;position:relative}
.section--white{background:#fff}
.section--invite{padding:0;background:#07101b}
.section--invite .container{width:100%;max-width:none;padding:0}
.section--dark{background:var(--night);color:#fff}

.nav{position:fixed;top:0;left:0;right:0;z-index:100;height:var(--nav-height);background:rgba(247,249,251,.76);backdrop-filter:saturate(160%) blur(22px);-webkit-backdrop-filter:saturate(160%) blur(22px);border-bottom:1px solid rgba(17,23,34,.08);transition:background .38s var(--ease-standard),border-color .38s var(--ease-standard),box-shadow .38s var(--ease-standard),transform .38s var(--ease-standard),backdrop-filter .38s var(--ease-standard),-webkit-backdrop-filter .38s var(--ease-standard)}
.nav--hidden{transform:translateY(-100%)}
.nav--scrolled{box-shadow:0 10px 35px rgba(11,17,28,.08)}
.nav--top{background:linear-gradient(180deg,rgba(5,9,16,.42),rgba(5,9,16,0));border-bottom-color:transparent;box-shadow:none;backdrop-filter:saturate(160%) blur(0px);-webkit-backdrop-filter:saturate(160%) blur(0px)}
.nav .container{height:100%;display:flex;align-items:center;justify-content:space-between}
.nav__logo{display:flex;align-items:center;color:var(--ink)}
.nav__logo-wrap{position:relative;width:52px;height:52px;display:block}
.nav__logo-wrap img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;transition:opacity .32s var(--ease-standard),transform .32s var(--ease-standard)}
.nav__logo-white{opacity:0}
.nav__logo-blue{opacity:1}
.nav--top .nav__logo-white{opacity:1}
.nav--top .nav__logo-blue{opacity:0}
.nav__logo>img:not([class]){width:54px!important;height:54px!important;object-fit:contain;filter:drop-shadow(0 5px 14px rgba(23,43,133,.12))}
.nav__links{display:flex;align-items:center;gap:8px;list-style:none;padding:5px;border:1px solid rgba(17,23,34,.08);border-radius:var(--radius-3);background:rgba(255,255,255,.56);box-shadow:0 8px 24px rgba(12,19,31,.06)}
.nav--top .nav__links{border-color:rgba(255,255,255,.18);background:rgba(5,9,16,.18);box-shadow:none}
.nav__links a{display:block;min-width:62px;padding:8px 13px;border-radius:var(--radius-2);font-size:.86rem;font-weight:600;text-align:center;color:var(--ink-soft);transition:color .24s var(--ease-standard),background .24s var(--ease-standard),transform .24s var(--ease-standard)}
.nav__links a::after{display:none}
.nav__links a:hover{color:var(--ink);background:rgba(23,43,133,.08)}
.nav__links a.active{color:#fff;background:linear-gradient(135deg,var(--rail-blue),var(--signal-blue));box-shadow:0 9px 22px rgba(23,43,133,.22)}
.nav--top .nav__links a{color:rgba(255,255,255,.82)}
.nav--top .nav__links a:hover{color:#fff;background:rgba(255,255,255,.12)}
.nav--top .nav__links a.active{background:rgba(255,255,255,.18);color:#fff;box-shadow:none}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:13px 26px;border-radius:var(--radius-3);font-weight:800;color:var(--ink);cursor:pointer;position:relative;overflow:hidden;isolation:isolate;transition:transform .24s var(--ease-standard),box-shadow .24s var(--ease-standard),background .24s var(--ease-standard),color .24s var(--ease-standard)}
.btn::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(110deg,transparent 0 35%,rgba(255,255,255,.42) 48%,transparent 62%);transform:translateX(-115%);transition:transform .62s var(--ease-rail)}
.btn:hover::before{transform:translateX(115%)}
.btn .ripple{position:absolute;border-radius:999px;background:rgba(255,255,255,.44);transform:scale(0);animation:rippleAnim .58s ease-out forwards;pointer-events:none}
.btn--primary{background:linear-gradient(135deg,var(--rail-blue),var(--signal-blue));color:#fff;box-shadow:0 18px 40px rgba(23,43,133,.22)}
.btn--primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 24px 58px rgba(23,43,133,.30)}
.btn--primary:active,.btn--ghost:active{transform:translateY(0)}
.btn--accent-warm{background:linear-gradient(135deg,var(--signal-amber),#ffd879);color:#1d1608;box-shadow:0 14px 34px rgba(244,180,63,.25)}
.btn--ghost{background:rgba(255,255,255,.66);border:1px solid rgba(23,43,133,.22);color:var(--rail-blue);box-shadow:0 12px 30px rgba(12,19,31,.08)}
.btn--ghost:hover{background:#fff;border-color:var(--signal-blue);color:var(--signal-blue);transform:translateY(-2px);box-shadow:0 18px 42px rgba(12,19,31,.12)}
.btn--large{min-height:56px;padding:15px 32px;font-size:1rem}
.btn--full{width:100%}

.hero{position:relative;min-height:100svh;display:flex;align-items:center;justify-content:center;overflow:visible;background:var(--night);isolation:isolate}
.hero::before{content:"";position:absolute;inset:0;z-index:2;background:
  linear-gradient(90deg,rgba(3,7,13,.78) 0%,rgba(3,7,13,.18) 35%,rgba(3,7,13,.54) 100%),
  linear-gradient(180deg,rgba(3,7,13,.05) 0%,rgba(3,7,13,.18) 46%,rgba(3,7,13,.72) 100%)}
.hero::after{content:"";position:absolute;inset:0;z-index:3;pointer-events:none;background:
  repeating-linear-gradient(116deg,transparent 0 138px,rgba(63,212,255,.11) 139px,transparent 141px),
  linear-gradient(180deg,rgba(255,255,255,.08),transparent 18%,transparent 78%,rgba(0,0,0,.30));
  mix-blend-mode:screen;opacity:.72}
.hero__bg,.hero__bg-img{position:absolute;inset:0;z-index:0}
.hero__bg{background:var(--night)}
.hero__bg-img{background-image:url("../df4-render.webp");background-size:cover;background-position:center 38%;will-change:transform;transform:scale(1.02)}
.hero__overlay{position:absolute;inset:0;z-index:1;background-image:linear-gradient(rgba(255,255,255,.12) 1px,transparent 1px);background-size:100% 9px;opacity:.12;pointer-events:none;animation:scanLines 8s linear infinite}
.hero__hud{position:absolute;inset:auto 0 0;z-index:4;height:32%;pointer-events:none;background:
  linear-gradient(90deg,transparent 0,rgba(63,212,255,.34) 12%,transparent 12.2%,transparent 78%,rgba(244,180,63,.34) 78.3%,transparent 78.6%),
  repeating-linear-gradient(90deg,rgba(255,255,255,.16) 0 1px,transparent 1px 48px);
  opacity:.35;mask-image:linear-gradient(180deg,transparent,#000)}
.hero__vignette{position:absolute;inset:0;z-index:5;background:linear-gradient(180deg,transparent 30%,rgba(3,7,13,.55));pointer-events:none}
.hero__content{position:relative;z-index:6;width:min(100%,760px);padding:0 28px;text-align:center;transform:translateY(8px)}
.hero__content::before{content:"";position:absolute;left:50%;top:50%;width:min(62vw,560px);height:1px;background:linear-gradient(90deg,transparent,var(--signal-cyan),transparent);transform:translate(-50%,-50%);opacity:.58}
.hero__content img{width:min(52vw,520px)!important;height:auto!important;margin:0 auto!important;filter:drop-shadow(0 26px 70px rgba(0,0,0,.46)) drop-shadow(0 0 34px rgba(63,212,255,.18));animation:heroLogoFloat 7s var(--ease-standard) infinite}
.hero-logo-svg{width:min(52vw,520px);height:auto;display:block;margin:0 auto 20px;filter:drop-shadow(0 26px 70px rgba(0,0,0,.46)) drop-shadow(0 0 34px rgba(63,212,255,.18))}.hero-logo-svg.done{animation:heroLogoFloat 7s var(--ease-standard) infinite}
.scroll-indicator{position:absolute;bottom:34px;left:50%;z-index:7;transform:translateX(-50%);width:42px;height:74px;display:flex;align-items:flex-start;justify-content:center;color:#fff;opacity:.92;transition:opacity .28s var(--ease-standard)}
.scroll-indicator::before{content:"";width:1px;height:72px;background:linear-gradient(180deg,rgba(255,255,255,.12),rgba(255,255,255,.74),rgba(63,212,255,.28))}
.scroll-indicator__line{position:absolute;top:0;width:7px;height:7px;border-radius:999px;background:var(--signal-cyan);box-shadow:0 0 18px rgba(63,212,255,.72);animation:scrollPulse 2.2s var(--ease-rail) infinite}

.gallery-section{padding-top:120px;padding-bottom:128px;background:
  radial-gradient(circle at 10% 8%,rgba(23,43,133,.12),transparent 26%),
  radial-gradient(circle at 90% 18%,rgba(244,180,63,.12),transparent 30%),
  linear-gradient(180deg,#eef2f5 0%,#f7f9fb 54%,#edf1f5 100%)}
.gallery-section::before{content:"";position:absolute;inset:0;pointer-events:none;background-image:
  linear-gradient(rgba(17,23,34,.05) 1px,transparent 1px),
  linear-gradient(90deg,rgba(17,23,34,.045) 1px,transparent 1px);
  background-size:56px 56px;mask-image:linear-gradient(180deg,#000,transparent 74%);-webkit-mask-image:linear-gradient(180deg,#000,transparent 74%)}
.gallery-section::after{content:"";position:absolute;left:0;right:0;top:0;height:190px;background:linear-gradient(180deg,rgba(255,255,255,.72),transparent);pointer-events:none}
#gallery>.container{position:relative;z-index:1}
.gallery-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:34px;margin-bottom:42px;position:relative}
.gallery-heading::before{content:"";position:absolute;left:0;right:0;bottom:-18px;height:1px;background:linear-gradient(90deg,var(--rail-blue),var(--signal-cyan) 28%,transparent 58%,var(--signal-amber))}
.gallery-heading__main{max-width:720px}
.gallery-heading__eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--font-mono);font-size:.74rem;font-weight:700;letter-spacing:0;text-transform:uppercase;color:var(--signal-blue);margin-bottom:10px}
.gallery-heading__eyebrow i{width:8px;height:8px;border-radius:999px;background:var(--signal-cyan);box-shadow:0 0 0 5px rgba(63,212,255,.14),0 0 18px rgba(63,212,255,.7);animation:signalBlink 2.6s var(--ease-standard) infinite}
.gallery-heading h2{font-size:3.15rem;color:var(--ink);margin-bottom:8px}
.gallery-heading__main p{font-size:.98rem;color:var(--ink-soft);max-width:540px;line-height:1.72}
.gallery-heading__ticket{position:relative;flex:0 0 auto;min-width:158px;padding:15px 18px 13px 30px;border:1px solid rgba(23,43,133,.18);border-radius:var(--radius-2);background:rgba(255,255,255,.66);box-shadow:var(--shadow-low);overflow:hidden}
.gallery-heading__ticket::before{content:"";position:absolute;left:0;top:-2px;bottom:-2px;width:28px;border:1px dashed rgba(23,43,133,.26);border-right:0;background:repeating-linear-gradient(180deg,transparent 0 8px,rgba(23,43,133,.08) 9px,transparent 10px)}
.gallery-heading__ticket-top,.gallery-heading__ticket-bottom{display:block;font-family:var(--font-mono);font-size:.64rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--muted)}
.gallery-heading__ticket strong{display:block;font-family:var(--font-heading);font-size:3.2rem;line-height:.92;color:var(--rail-blue);margin:4px 0 2px}
.gallery-heading__ticket-bottom{color:var(--signal-blue)}
.filter-bar{display:flex;justify-content:center;gap:5px;margin:0 auto 42px;flex-wrap:wrap;position:relative;width:max-content;max-width:100%;padding:7px;border:1px solid rgba(17,23,34,.10);border-radius:10px;background:rgba(255,255,255,.72);box-shadow:0 20px 52px rgba(12,19,31,.10);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);z-index:2}
.filter-tab{min-height:38px;padding:8px 18px;border-radius:7px;background:transparent;color:var(--ink-soft);font-size:.84rem;font-weight:800;cursor:pointer;position:relative;z-index:1;transition:color .22s var(--ease-standard),background .22s var(--ease-standard),transform .22s var(--ease-standard)}
.filter-tab:hover{color:var(--ink);background:rgba(23,43,133,.08)}
.filter-tab.active{color:#fff;background:linear-gradient(135deg,var(--signal-blue),var(--rail-blue));box-shadow:0 10px 24px rgba(8,119,215,.28)}
.filter-tab::after{display:none}
.filter-indicator{display:none}
.gallery-mouse-glow{position:absolute;left:0;top:0;width:640px;height:640px;z-index:0;pointer-events:none;opacity:0;transform:translate(-50%,-50%);background:radial-gradient(circle,rgba(63,212,255,.17),rgba(63,212,255,.05) 38%,transparent 68%);filter:blur(10px);transition:opacity .38s var(--ease-standard)}
.gallery-grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));grid-auto-rows:132px;grid-auto-flow:dense;gap:16px;align-items:stretch}
.gallery-card{--card-ink:#111722;--card-soft:#657186;--card-line:rgba(17,23,34,.11);--card-fade:rgba(255,255,255,.97);position:relative;display:grid;grid-template-rows:auto minmax(0,1fr) auto;min-width:0;min-height:0;color:inherit;background:#fff;border:1px solid var(--card-line);border-radius:var(--radius-3);overflow:hidden;box-shadow:0 14px 38px rgba(12,19,31,.10);transform:translateZ(0);text-decoration:none;transition:transform .42s var(--ease-rail),box-shadow .42s var(--ease-rail),border-color .42s var(--ease-rail)}
.gallery-card::before{content:"";position:absolute;inset:0;z-index:6;pointer-events:none;border-radius:inherit;background:radial-gradient(340px circle at var(--mx,50%) var(--my,50%),rgba(63,212,255,.24),transparent 62%),linear-gradient(135deg,rgba(63,212,255,.20),transparent 26%,transparent 70%,rgba(244,180,63,.18));opacity:0;transition:opacity .42s var(--ease-standard)}
.gallery-card::after{content:"";position:absolute;left:0;right:0;top:0;height:3px;z-index:7;background:linear-gradient(90deg,var(--signal-blue),var(--signal-cyan) 42%,var(--signal-amber));transform:scaleX(.22);transform-origin:left;transition:transform .52s var(--ease-rail)}
.gallery-card:hover{transform:translateY(-12px) rotate(.6deg) scale(1.015);border-color:rgba(8,119,215,.34);box-shadow:0 34px 84px rgba(8,16,30,.22)}
.gallery-card:hover::before{opacity:1}
.gallery-card:hover::after{transform:scaleX(1)}
.gallery-card--dark{--card-ink:#111722;--card-soft:#657186;--card-line:rgba(17,23,34,.11);--card-fade:rgba(255,255,255,.97);color:var(--ink);background:#fff;border-color:rgba(17,23,34,.11)}
.gallery-card--paper{--card-ink:#111722;--card-soft:#657186;--card-line:rgba(17,23,34,.11);--card-fade:rgba(255,255,255,.97);color:var(--ink);background:#fff}
.gallery-card__top{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:15px 17px 9px;position:relative;z-index:4}
.gallery-card__top,.gallery-card__body{transition:transform .34s var(--ease-rail)}
.gallery-card__no{font-family:var(--font-mono);font-size:.7rem;font-weight:700;letter-spacing:.05em;color:var(--card-soft)}
.gallery-card__flag{font-family:var(--font-mono);font-size:.64rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;padding:4px 8px;border-radius:3px;background:rgba(23,43,133,.08);color:var(--rail-blue);white-space:nowrap}
.gallery-card__no,.gallery-card__flag{transition:color .3s var(--ease-standard),background .3s var(--ease-standard),transform .3s var(--ease-rail),letter-spacing .3s var(--ease-standard)}
.gallery-card--dark .gallery-card__flag{background:rgba(23,43,133,.08);color:var(--rail-blue)}
.gallery-card__flag--free{background:rgba(20,150,110,.12);color:#0d8c64}
.gallery-card--dark .gallery-card__flag--free{background:rgba(20,150,110,.12);color:#0d8c64}
.gallery-card__flag--paid{background:rgba(244,180,63,.14);color:#9a6500}
.gallery-card--dark .gallery-card__flag--paid{background:rgba(244,180,63,.14);color:#9a6500}
.gallery-card__media{position:relative;min-height:0;overflow:hidden;background:#0a121c;z-index:1}
.gallery-card__media::after{content:"";position:absolute;inset:0;z-index:2;pointer-events:none;background:linear-gradient(180deg,transparent 48%,rgba(5,10,18,.38));opacity:.72}
.gallery-card__img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:1;transition:transform .95s var(--ease-rail),opacity .55s var(--ease-standard),filter .55s var(--ease-standard),clip-path .6s var(--ease-rail)}
.gallery-card__img--alt{opacity:0;transform:translateY(24%) scale(1.08) rotate(2deg);clip-path:inset(0 0 100% 0);z-index:2}
.gallery-card:hover .gallery-card__img--alt{opacity:1;transform:translateY(0) scale(1.02) rotate(0deg);clip-path:inset(0 0 0 0)}
.gallery-card:hover .gallery-card__img{transform:scale(1.1)}
.gallery-card:hover .gallery-card__no{color:var(--signal-blue);letter-spacing:.1em}
.gallery-card:hover .gallery-card__flag{transform:rotate(-2deg) scale(1.06)}
.gc--feature .gallery-card__lens{position:absolute;right:12px;bottom:12px;width:clamp(104px,31%,168px);aspect-ratio:4/3;border:1px solid rgba(63,212,255,.55);z-index:2;pointer-events:none;background:repeating-linear-gradient(45deg,rgba(255,255,255,.06) 0 6px,transparent 6px 12px)}
.gc--feature .gallery-card__img--alt{position:absolute;inset:auto 18px 18px auto;width:clamp(92px,28%,150px);height:auto;aspect-ratio:4/3;object-fit:cover;opacity:1;transform:none;clip-path:none;z-index:3;border:2px solid rgba(255,255,255,.92);box-shadow:0 16px 34px rgba(0,0,0,.5)}
.gallery-card__scan{position:absolute;left:0;right:0;top:0;height:44%;z-index:4;pointer-events:none;background:linear-gradient(180deg,transparent,rgba(63,212,255,.20),transparent);opacity:0;transform:translateY(-130%)}
.gallery-card__scan{opacity:.18;animation:cardScan 5.4s var(--ease-rail) infinite;animation-delay:var(--scan-delay,0s)}
.gallery-card:nth-child(1) .gallery-card__scan{--scan-delay:0s}
.gallery-card:nth-child(2) .gallery-card__scan{--scan-delay:.7s}
.gallery-card:nth-child(3) .gallery-card__scan{--scan-delay:1.4s}
.gallery-card:nth-child(4) .gallery-card__scan{--scan-delay:2.1s}
.gallery-card:nth-child(5) .gallery-card__scan{--scan-delay:2.8s}
.gallery-card:nth-child(6) .gallery-card__scan{--scan-delay:3.5s}
.gallery-card:nth-child(7) .gallery-card__scan{--scan-delay:4.2s}
.gallery-card:nth-child(8) .gallery-card__scan{--scan-delay:4.9s}
.gallery-card:nth-child(9) .gallery-card__scan{--scan-delay:1s}
.gallery-card:nth-child(10) .gallery-card__scan{--scan-delay:2.4s}
.gallery-card:hover .gallery-card__scan{opacity:.9;animation-duration:1.05s;animation-delay:0s}
.gallery-card__body{position:relative;z-index:3;display:flex;flex-direction:column;gap:7px;padding:13px 17px 17px;background:linear-gradient(180deg,transparent,var(--card-fade) 38%)}
.gallery-card--dark .gallery-card__body{background:linear-gradient(180deg,transparent,var(--card-fade) 38%)}
.gallery-card__type{display:flex;align-items:center;gap:9px;font-family:var(--font-mono);font-size:.64rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--card-soft);white-space:nowrap;overflow:hidden}
.gallery-card__type i{width:22px;height:1px;flex:0 0 auto;background:currentColor;opacity:.34}
.gallery-card__type i{transition:width .5s var(--ease-rail)}
.gallery-card:hover .gallery-card__type i{width:54px}
.gallery-card__body h3{font-family:var(--font-body);font-size:.98rem;font-weight:900;line-height:1.3;color:var(--card-ink);text-wrap:balance}
.gallery-card:hover .gallery-card__body h3{color:var(--signal-blue)}
.gallery-card--dark:hover .gallery-card__body h3{color:var(--signal-blue)}
.gallery-card__tags{display:flex;gap:7px;flex-wrap:wrap;align-items:center;margin:2px 0 0}
.gallery-card__go{margin-left:auto;display:inline-flex;align-items:center;gap:5px;font-size:.74rem;font-weight:800;color:var(--card-soft);opacity:0;transform:translateX(-8px);transition:opacity .32s var(--ease-standard),transform .32s var(--ease-standard),color .32s var(--ease-standard);white-space:nowrap}
.gallery-card__go svg{width:13px;height:13px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.gallery-card:hover .gallery-card__go{opacity:1;transform:none;color:var(--signal-blue)}
.gallery-card--dark:hover .gallery-card__go{color:var(--signal-blue)}
.gallery-card:hover .gallery-card__go svg{animation:arrowFly .7s var(--ease-rail) infinite}

.gallery-card:hover .gallery-card__top{transform:translate3d(var(--body-x,0),var(--body-y,0),0)}
.gallery-card:hover .gallery-card__body{transform:translate3d(var(--body-x,0),var(--body-y,0),0)}
.gallery-card:hover .gallery-card__img{transform:translate3d(var(--img-x,0),var(--img-y,0),0) scale(1.12)}
.gallery-card:hover .gallery-card__img--alt{transform:translate3d(var(--img-x,0),var(--img-y,0),0) scale(1.04)}
.gc--feature .gallery-card__img--alt{transform:translate3d(var(--img-x,0),var(--img-y,0),0)}
.gc--feature{grid-column:span 7;grid-row:span 3}
.gc--half{grid-column:span 5;grid-row:span 3}
.gc--third{grid-column:span 4;grid-row:span 2}
.gc--tall{grid-column:span 5;grid-row:span 3}
.gc--square{grid-column:span 3;grid-row:span 3}
.gc--quad{grid-column:span 4;grid-row:span 3}
.gc--wide{grid-column:span 8;grid-row:span 2}
.gc--index{grid-column:span 4;grid-row:span 2}
.gc--feature .gallery-card__body h3{font-size:1.18rem}
.gc--feature .gallery-card__body{gap:9px;padding:16px 20px 20px}
.gc--third .gallery-card__body{gap:5px;padding:10px 14px 13px}
.gc--third .gallery-card__body h3{font-size:.9rem}
.gc--third .gallery-card__type{font-size:.6rem}
.gc--third .gallery-card__top{padding:11px 14px 7px}
.gc--third .gallery-card__go{display:none}
.gc--wide .gallery-card__body{justify-content:center;padding-top:8px}
.gallery-card--panel{display:flex;flex-direction:column;padding:16px 18px 17px;background:linear-gradient(150deg,#fff,#f7fafc 56%,#eef3f7);border-color:rgba(17,23,34,.12);color:var(--ink);box-shadow:0 18px 46px rgba(12,19,31,.10)}
.gallery-card--panel .gallery-card__index-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.gallery-card--panel .gallery-card__flag{background:rgba(23,43,133,.08);color:var(--rail-blue)}
.gallery-card__index-body{flex:1;display:grid;grid-template-columns:repeat(3,1fr);gap:10px;align-items:center;margin:16px 0 12px}
.gallery-card__index-body div{display:flex;flex-direction:column;gap:2px;padding-left:12px;border-left:2px solid rgba(63,212,255,.42)}
.gallery-card__index-body div:nth-child(2){border-color:rgba(17,23,34,.18)}
.gallery-card__index-body div:nth-child(3){border-color:rgba(244,180,63,.55)}
.gallery-card__index-body strong{font-family:var(--font-heading);font-size:2.05rem;line-height:.9;color:var(--ink)}
.gallery-card__index-body span{font-family:var(--font-mono);font-size:.62rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.gallery-card__index-route{display:flex;gap:6px}
.gallery-card__index-route i{flex:1;height:3px;border-radius:2px;background:linear-gradient(90deg,var(--signal-cyan),var(--signal-amber));opacity:.42}
.gallery-card__index-route i:nth-child(2){opacity:.66}
.gallery-card__index-route i:nth-child(3){opacity:.82}
.gallery-card__index-route i:nth-child(4){opacity:.92}
.gallery-card__index-route i:nth-child(5){opacity:1}
.tag{display:inline-flex;align-items:center;min-height:23px;padding:4px 9px;border-radius:var(--radius-1);font-family:var(--font-mono);font-size:.7rem;font-weight:800;letter-spacing:0;text-transform:uppercase;background:var(--night-2);color:#fff;box-shadow:inset 0 0 0 1px rgba(255,255,255,.08)}
.gallery-card--dark .tag,.gallery-card--paper .tag{background:#eef2f6;color:var(--ink-soft);box-shadow:inset 0 0 0 1px rgba(17,23,34,.08)}
.tag--accent{background:var(--signal-blue);color:#fff}
.tag--warm{background:var(--signal-amber);color:#1d1608}
.tag--free{background:#14966e;color:#fff}
.gallery-card--dark .tag--accent,.gallery-card--paper .tag--accent{background:var(--signal-blue);color:#fff}
.gallery-card--dark .tag--warm,.gallery-card--paper .tag--warm{background:var(--signal-amber);color:#1d1608}
.gallery-card--dark .tag--free,.gallery-card--paper .tag--free{background:#14966e;color:#fff}

.learning-invite{position:relative;text-align:center;padding:116px 28px;overflow:hidden;background:
  linear-gradient(116deg,rgba(255,255,255,.08) 0 1px,transparent 1px 12%),
  linear-gradient(135deg,#07101b 0%,#0e1826 52%,#101011 100%);color:#fff}
.learning-invite::before{content:"";position:absolute;inset:0;background:
  repeating-linear-gradient(90deg,transparent 0 72px,rgba(63,212,255,.12) 73px,transparent 74px),
  linear-gradient(180deg,rgba(255,255,255,.12),transparent 34%,rgba(0,0,0,.28));opacity:.44;pointer-events:none}
.learning-invite__title{position:relative;font-size:2.85rem;color:#fff;margin:0 auto 34px;max-width:820px;line-height:1.18;text-wrap:balance}
.learning-invite .btn--ghost{position:relative;background:#fff;border-color:#fff;color:var(--rail-blue)}
.learning-invite .btn--ghost:hover{background:var(--signal-cyan);border-color:var(--signal-cyan);color:#04111d}
.learning-invite__actions{position:relative;display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:16px}
.learning-invite .btn--join{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.46);color:#fff;box-shadow:none}
.learning-invite .btn--join:hover{background:var(--signal-cyan);border-color:var(--signal-cyan);color:#04111d;transform:translateY(-2px);box-shadow:0 18px 42px rgba(63,212,255,.24)}
.learning-invite .btn--join:active{transform:translateY(0)}
.learning-invite .btn--join svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;transition:transform .24s var(--ease-standard)}
.learning-invite .btn--join:hover svg{transform:translateX(3px)}

.project-detail{position:relative;padding-top:calc(var(--nav-height) + 74px);padding-bottom:118px;min-height:calc(100vh - 160px);overflow:hidden}
.project-detail::before,.knowledge::before,.about::before{content:"";position:absolute;left:0;right:0;top:0;height:320px;z-index:-1;background:
  repeating-linear-gradient(116deg,transparent 0 88px,rgba(23,43,133,.05) 89px,transparent 91px),
  linear-gradient(180deg,#f9fbfc 0%,rgba(249,251,252,0) 100%)}
.project-layout{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(320px,.85fr);gap:54px;align-items:start}
.project-media{min-width:0}
.project-media__main{position:relative;aspect-ratio:16/10;border-radius:var(--radius-3);overflow:hidden;background:#dce4ea;border:1px solid rgba(17,23,34,.11);box-shadow:var(--shadow-high)}
.project-media__main::after{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(180deg,rgba(255,255,255,.15),transparent 42%,rgba(0,0,0,.18))}
.project-media__main img{width:100%;height:100%;object-fit:cover;transition:opacity .28s var(--ease-standard),transform .28s var(--ease-standard),filter .28s var(--ease-standard)}
.project-media__thumbs{display:flex;gap:10px;overflow-x:auto;padding:16px 2px 4px;scrollbar-width:none}
.project-media__thumbs::-webkit-scrollbar{display:none}
.project-media__thumbs img{width:92px;height:62px;object-fit:cover;border-radius:var(--radius-2);cursor:pointer;opacity:.56;transition:opacity .24s var(--ease-standard),transform .24s var(--ease-standard),border-color .24s var(--ease-standard),box-shadow .24s var(--ease-standard);border:2px solid transparent;flex-shrink:0;background:#dce4ea}
.project-media__thumbs img:hover{opacity:.9;transform:translateY(-2px)}
.project-media__thumbs img.active{opacity:1;border-color:var(--signal-blue);box-shadow:0 10px 26px rgba(8,119,215,.24)}
.project-info{position:sticky;top:calc(var(--nav-height) + 28px);padding:28px;border-radius:var(--radius-3);background:rgba(255,255,255,.68);border:1px solid rgba(17,23,34,.10);box-shadow:0 20px 60px rgba(12,19,31,.10);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}
.project-info__title{font-family:var(--font-body);font-size:2.45rem;font-weight:950;line-height:1.14;margin-bottom:14px;color:var(--ink);text-wrap:balance}
.project-info__tags{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:24px}
.project-info__desc{color:var(--ink-soft);font-size:.98rem;line-height:1.9;margin-bottom:28px}
.project-info__source{margin-top:28px;padding-top:22px;border-top:1px solid var(--line)}
.project-info__source h4{font-family:var(--font-mono);font-size:.78rem;font-weight:800;color:var(--muted);margin-bottom:12px;text-transform:uppercase;letter-spacing:0}
.project-info__source p{font-size:.9rem!important;color:var(--ink-soft)!important}
.project-info__source a{display:block;padding:8px 0;font-size:.92rem;color:var(--signal-blue)}

.knowledge,.about{position:relative;padding-top:calc(var(--nav-height) + 82px);padding-bottom:118px;min-height:calc(100vh - 160px)}
.knowledge__title,.about__title{font-size:3.45rem;margin-bottom:66px;color:var(--ink);text-align:left}
.about__title{text-align:center}
.stage{position:relative;margin-bottom:76px}
.stage:last-child{margin-bottom:0}
.stage__header{display:flex;align-items:center;gap:16px;margin-bottom:26px}
.stage__line{width:5px;height:44px;border-radius:var(--radius-1);background:linear-gradient(180deg,var(--signal-blue),var(--signal-cyan));box-shadow:0 12px 26px rgba(8,119,215,.22);transition:height .28s var(--ease-rail)}
.stage:hover .stage__line{height:56px}
.stage__title{font-family:var(--font-body);font-size:1.85rem;font-weight:950;color:var(--ink);line-height:1.25}
.course-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.course-card{display:flex;align-items:flex-start;gap:18px;min-height:138px;padding:24px;border-radius:var(--radius-3);background:rgba(255,255,255,.74);border:1px solid rgba(17,23,34,.10);box-shadow:0 12px 34px rgba(12,19,31,.08);position:relative;overflow:hidden;cursor:pointer;transition:transform .28s var(--ease-rail),box-shadow .28s var(--ease-rail),border-color .28s var(--ease-rail),background .28s var(--ease-rail)}
.course-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(180deg,var(--signal-blue),var(--signal-amber));transform:scaleY(.22);transform-origin:top;transition:transform .32s var(--ease-rail)}
.course-card::after{content:"";position:absolute;inset:0;background:linear-gradient(115deg,transparent,rgba(63,212,255,.12) 45%,transparent 62%);transform:translateX(-120%);transition:transform .72s var(--ease-rail);pointer-events:none}
.course-card:hover{transform:translateY(-5px);box-shadow:0 24px 56px rgba(12,19,31,.13);border-color:rgba(8,119,215,.26);background:#fff}
.course-card:hover::before{transform:scaleY(1)}
.course-card:hover::after{transform:translateX(120%)}
.course-card__icon{flex:0 0 52px;width:52px;height:52px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-3);background:#edf2f6;border:1px solid rgba(17,23,34,.08);transition:background .28s var(--ease-standard),transform .28s var(--ease-standard)}
.course-card:hover .course-card__icon{background:#06111e;transform:translateY(-2px)}
.course-card__icon svg{width:25px;height:25px;stroke:var(--ink-soft);transition:stroke .28s var(--ease-standard)}
.course-card:hover .course-card__icon svg{stroke:var(--signal-cyan)}
.course-card__title{font-size:1.02rem;font-weight:950;line-height:1.35;margin-bottom:6px;color:var(--ink)}
.course-card__desc{color:var(--ink-soft);font-size:.9rem;line-height:1.62}

.member-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(148px,1fr));gap:34px 26px;margin-bottom:0}
.member-card{text-align:center;position:relative;padding:8px 6px 12px;border-radius:var(--radius-3);transition:transform .28s var(--ease-rail),background .28s var(--ease-standard),box-shadow .28s var(--ease-standard)}
.member-card:hover{transform:translateY(-7px);background:rgba(255,255,255,.52);box-shadow:0 18px 45px rgba(12,19,31,.09)}
.member-card__avatar{width:92px;height:92px;border-radius:999px;margin:0 auto 14px;overflow:hidden;border:1px solid rgba(17,23,34,.12);box-shadow:0 12px 28px rgba(12,19,31,.12);position:relative;background:#e3e9ee;transition:border-color .28s var(--ease-standard),box-shadow .28s var(--ease-standard),transform .28s var(--ease-standard)}
.member-card .member-card__avatar::after{content:""!important;position:absolute!important;inset:0!important;width:auto!important;height:auto!important;border-radius:999px!important;background:linear-gradient(135deg,rgba(63,212,255,.42),transparent 30%,transparent 65%,rgba(244,180,63,.44))!important;mask:none!important;-webkit-mask:none!important;opacity:0!important;transition:opacity .28s var(--ease-standard)!important;color:transparent!important;pointer-events:none!important}
.member-card:hover .member-card__avatar{border-color:rgba(8,119,215,.46);box-shadow:0 18px 40px rgba(8,119,215,.18);transform:translateY(-2px)}
.member-card:hover .member-card__avatar::after{opacity:1!important}
.member-card__avatar img{width:100%;height:100%;object-fit:cover;transition:transform .42s var(--ease-rail),filter .42s var(--ease-rail)}
.member-card:hover .member-card__avatar img{transform:scale(1.07);filter:saturate(1.08)}
.member-card__name{font-family:var(--font-mono);font-size:.86rem;font-weight:800;color:var(--ink);line-height:1.35;margin-bottom:4px;word-break:break-word}
.member-card__role{font-size:.78rem;color:var(--ink-soft);line-height:1.45}
.acknowledgments{text-align:center;padding:60px 0 0;border-top:1px solid var(--line)}
.acknowledgments__title{font-size:1.5rem;margin-bottom:24px}
.acknowledgments__list{display:flex;flex-wrap:wrap;gap:12px 16px;justify-content:center}
.acknowledgments__list a{font-size:.85rem;color:var(--muted)}

.page-header{padding-top:calc(var(--nav-height) + 60px);padding-bottom:40px;text-align:center}
.footer{position:relative;text-align:center;padding:58px 24px;background:#050a11;color:rgba(255,255,255,.55);font-size:.82rem;overflow:hidden}
.footer::before{content:"";position:absolute;left:0;right:0;top:0;height:1px;background:linear-gradient(90deg,transparent,var(--signal-blue),var(--signal-amber),transparent)}
.footer p{font-family:var(--font-mono);font-size:.78rem;letter-spacing:0}

.reveal,.reveal-up,.reveal-left,.reveal-right,.reveal-scale,.reveal-stagger>*{opacity:0;transform:translate3d(60px,18px,0);filter:blur(10px)}
.reveal.animate-in{animation:revealSlideIn 1.05s cubic-bezier(.16,1,.3,1) both;animation-delay:var(--reveal-delay,0ms)}
.reveal.visible,.reveal-up.visible,.reveal-left.visible,.reveal-right.visible,.reveal-scale.visible{opacity:1;transform:none;filter:none}
.reveal-stagger.done>*{opacity:1;transform:none;filter:none}
.gallery-card.animate-in{animation:cardEntrance 1.05s cubic-bezier(.16,1,.3,1) both;animation-delay:var(--reveal-delay,0ms)}
.gallery-card.animate-in:nth-child(3n+1){--reveal-x:-80px;--reveal-y:10px;--reveal-rot:-2.5deg}
.gallery-card.animate-in:nth-child(3n+2){--reveal-x:80px;--reveal-y:10px;--reveal-rot:2.5deg}
.gallery-card.animate-in:nth-child(3n){--reveal-x:0px;--reveal-y:76px;--reveal-rot:0deg;--reveal-scale:.92}

/* ============================================================
   Page Transitions - horizontal slide via View Transitions API
   Supported in Chrome 111+ / Edge 111+. Other browsers
   navigate instantly without transition (graceful fallback).
   ============================================================ */
@view-transition {
  navigation: auto;
}

::view-transition-old(root) {
  animation: vt-slide-out .42s cubic-bezier(.16,1,.3,1) both;
}

::view-transition-new(root) {
  animation: vt-slide-in .52s cubic-bezier(.16,1,.3,1) both;
}

@keyframes vt-slide-out {
  to { opacity: 0; transform: translateX(-36px); }
}

@keyframes vt-slide-in {
  from { opacity: 0; transform: translateX(36px); }
}

:focus-visible{outline:2px solid var(--signal-cyan);outline-offset:3px;border-radius:var(--radius-1)}


/* Hero logo stroke reveal */
.hero-logo__sp{stroke-dasharray:var(--hl-len);stroke-dashoffset:var(--hl-len)}
.hero-logo__sp.draw{animation:hlStroke 2s cubic-bezier(.4,0,.2,1) forwards}
.hero-logo__sp.draw:nth-child(1){animation-delay:0s}
.hero-logo__sp.draw:nth-child(2){animation-delay:.08s}
.hero-logo__sp.draw:nth-child(3){animation-delay:.16s}
.hero-logo__sp.draw:nth-child(4){animation-delay:.22s}
.hero-logo__sp.draw:nth-child(5){animation-delay:.28s}
.hero-logo__sp.draw:nth-child(6){animation-delay:.34s}
@keyframes hlStroke{0%{stroke-dashoffset:var(--hl-len)}100%{stroke-dashoffset:0}}

/* Hero logo fill-in on same paths (no misalignment) */
.hero-logo__sp.fill-in{transition:fill-opacity .45s ease-out;fill-opacity:1}

/* Hero logo fill reveal */

@keyframes rippleAnim{to{transform:scale(4);opacity:0}}
@keyframes heroLogoFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}
@keyframes scrollPulse{0%{transform:translateY(0);opacity:0}18%{opacity:1}82%{opacity:1}100%{transform:translateY(64px);opacity:0}}
@keyframes scanLines{0%{background-position:0 0}100%{background-position:0 72px}}
@keyframes softEnter{from{opacity:0;transform:translateY(22px);filter:blur(8px)}to{opacity:1;transform:translateY(0);filter:blur(0)}}
@keyframes revealSlideIn{from{opacity:0;transform:translate3d(60px,18px,0);filter:blur(10px)}to{opacity:1;transform:translate3d(0,0,0);filter:blur(0)}}
@keyframes signalBlink{0%,100%{opacity:1}50%{opacity:.45}}
@keyframes cardScan{0%{transform:translateY(-130%)}100%{transform:translateY(340%)}}
@keyframes cardEntrance{
  0%{opacity:0;transform:translate3d(var(--reveal-x,60px),var(--reveal-y,18px),0) rotate(var(--reveal-rot,0deg)) scale(var(--reveal-scale,.95));filter:blur(12px)}
  58%{opacity:1;transform:translate3d(0,-12px,0) rotate(0deg) scale(1.018);filter:blur(0)}
  100%{opacity:1;transform:translate3d(0,0,0) rotate(0deg) scale(1);filter:blur(0)}
}
@keyframes arrowFly{0%,100%{transform:translate(0,0)}50%{transform:translate(3px,-3px)}}

@media(max-width:1080px){
  h1{font-size:3.05rem}
  h2{font-size:2.2rem}
  .gallery-grid{grid-template-columns:repeat(6,minmax(0,1fr));grid-auto-rows:104px;grid-auto-flow:row;gap:14px}
  .gallery-card:nth-child(1){grid-column:1/7;grid-row:1/4}
  .gallery-card:nth-child(2){grid-column:1/4;grid-row:4/7}
  .gallery-card:nth-child(3){grid-column:1/3;grid-row:7/10}
  .gallery-card:nth-child(4){grid-column:3/5;grid-row:7/10}
  .gallery-card:nth-child(5){grid-column:5/7;grid-row:7/10}
  .gallery-card:nth-child(6){grid-column:4/7;grid-row:4/7}
  .gallery-card:nth-child(7){grid-column:1/4;grid-row:10/13}
  .gallery-card:nth-child(8){grid-column:4/7;grid-row:10/13}
  .gallery-card:nth-child(9){grid-column:1/7;grid-row:13/16}
  .gallery-card:nth-child(10){grid-column:1/7;grid-row:16/19}
  .gallery-card--panel{flex-direction:row;align-items:center;gap:24px}
  .gallery-card--panel .gallery-card__index-head{flex:0 0 auto}
  .gallery-card__index-body{flex:1;margin:0}
  .gallery-card__index-route{flex:1;max-width:280px}
  .project-layout{grid-template-columns:1fr;gap:34px}
  .project-info{position:relative;top:auto}
}

@media(max-width:768px){
  :root{--nav-height:66px}
  body::after{background-size:36px 36px}
  .container{padding:0 18px}
  .section{padding:86px 0}
  .nav .container{padding:0 14px}
  .nav__logo-wrap{width:44px;height:44px}
  .nav__logo>img:not([class]){width:46px!important;height:46px!important}
  .nav__links{gap:3px;padding:4px}
  .nav__links a{min-width:auto;padding:7px 9px;font-size:.78rem}
  .hero{min-height:82svh}
  .hero__bg-img{background-position:center center}
  .hero__content{padding:0 18px}
  .hero__content img,.hero-logo-svg{width:min(76vw,320px)!important}
  #gallery{padding-top:82px}
  .filter-bar{width:100%;justify-content:flex-start;overflow-x:auto;flex-wrap:nowrap;scrollbar-width:none;margin-bottom:30px}
  .filter-bar::-webkit-scrollbar{display:none}
  .filter-tab{white-space:nowrap;padding:8px 13px}
  .gallery-grid{grid-template-columns:1fr;grid-auto-rows:auto;gap:16px}
  .gc--feature,.gc--half,.gc--third,.gc--tall,.gc--square,.gc--quad,.gc--wide,.gc--index{grid-column:auto;grid-row:auto}
  .gallery-card:nth-child(1),.gallery-card:nth-child(2),.gallery-card:nth-child(3),.gallery-card:nth-child(4),.gallery-card:nth-child(5),.gallery-card:nth-child(6),.gallery-card:nth-child(7),.gallery-card:nth-child(8),.gallery-card:nth-child(9),.gallery-card:nth-child(10){grid-column:auto;grid-row:auto}
  .gallery-card{grid-template-rows:auto 230px auto}
  .gc--third .gallery-card__body{gap:7px;padding:13px 17px 17px}
  .gc--third .gallery-card__body h3{font-size:.98rem}
  .gc--third .gallery-card__type{font-size:.64rem}
  .gc--third .gallery-card__top{padding:15px 17px 9px}
  .gc--third .gallery-card__go{display:inline-flex}
  .gallery-card--panel{min-height:240px}
  .gallery-card--panel{flex-direction:row;align-items:center;gap:18px}
  .gallery-card__index-body{flex:1;margin:0}
  .gallery-card__index-route{flex:1;max-width:220px}
  .learning-invite{padding:86px 18px}
  .learning-invite__title{font-size:2.05rem}
  .project-detail,.knowledge,.about{padding-top:calc(var(--nav-height) + 54px);padding-bottom:86px}
  .project-info{padding:22px}
  .project-info__title{font-size:1.75rem}
  .project-media__thumbs img{width:82px;height:56px}
  .knowledge__title,.about__title{font-size:2.25rem;margin-bottom:42px}
  .stage{margin-bottom:52px}
  .stage__title{font-size:1.38rem}
  .course-grid{grid-template-columns:1fr}
  .course-card{padding:20px;min-height:auto}
  .member-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:26px 12px}
  .member-card{padding:4px 2px 10px}
  .member-card__avatar{width:78px;height:78px}
  .member-card__name{font-size:.76rem}
  .member-card__role{font-size:.72rem}
}

@media(max-width:460px){
  body{font-size:15px}
  .container{padding:0 14px}
  .nav__links a{padding:7px 7px;font-size:.75rem}
  .hero{min-height:78svh}
  .hero__content img,.hero-logo-svg{width:min(78vw,260px)!important}
  .scroll-indicator{bottom:20px}
  .gallery-heading{flex-direction:column;align-items:flex-start;gap:18px;margin-bottom:36px}
  .gallery-heading h2{font-size:2.25rem}
  .gallery-heading__ticket{width:100%;min-width:0}
  .gallery-card{grid-template-rows:auto 190px auto}
  .gc--feature .gallery-card__img--alt{width:92px;right:10px;bottom:10px}
  .gc--feature .gallery-card__lens{right:7px;bottom:7px;width:104px}
  .gallery-card__body{padding:12px 14px 14px}
  .gallery-card__go{font-size:.7rem}
  .gallery-card--panel{flex-direction:column;align-items:stretch;gap:0}
  .gallery-card__index-body{margin:16px 0 12px}
  .gallery-card__index-route{max-width:none}
  .learning-invite__title{font-size:1.75rem}
  .project-info__title{font-size:1.52rem}
  .project-info{padding:18px}
  .course-card{gap:14px}
  .course-card__icon{width:46px;height:46px;flex-basis:46px}
  .member-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer{padding:46px 18px}
}

@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition-duration:.001ms!important}
}


/* ============================================================
   Wiki / 知识库长文页组件（pages/knowledge-rtm.html）
   原为页内 <style>，已统一到全站样式表
   ============================================================ */
@view-transition{navigation:none}
.wiki-toc{background:rgba(255,255,255,.72);border:1px solid rgba(17,23,34,.12);border-radius:8px;padding:28px 32px;margin-bottom:52px;box-shadow:0 8px 28px rgba(12,19,31,.06)}
.wiki-toc__title{font-family:var(--font-heading);font-size:1.25rem;font-weight:700;color:var(--ink);margin-bottom:18px}
.wiki-toc__list{list-style:none;columns:2;column-gap:28px}
.wiki-toc__list li{margin-bottom:6px;break-inside:avoid}
.wiki-toc__list a{font-size:.9rem;color:var(--signal-blue);text-decoration:none;transition:color .22s}
.wiki-toc__list a:hover{color:var(--rail-blue)}
.wiki-chapter{margin-bottom:56px;scroll-margin-top:calc(var(--nav-height) + 24px)}
.wiki-chapter__title{font-family:var(--font-body);font-size:1.65rem;font-weight:950;color:var(--ink);margin-bottom:20px;padding-bottom:12px;border-bottom:2px solid rgba(8,119,215,.22);display:flex;align-items:center;gap:12px}
.wiki-chapter__num{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:6px;background:linear-gradient(135deg,var(--rail-blue),var(--signal-blue));color:#fff;font-family:var(--font-mono);font-size:.85rem;font-weight:800;flex-shrink:0}
.wiki-chapter p{color:#000;font-size:.96rem;line-height:1.85;margin-bottom:16px}
.wiki-chapter ul,.wiki-chapter ol{color:#000;font-size:.94rem;line-height:1.8;margin:8px 0 16px 22px}
.wiki-chapter li{margin-bottom:5px}
.wiki-chapter strong{color:var(--ink);font-weight:800}
.wiki-code-block{background:var(--night-2);color:#c9d6e0;border-radius:6px;padding:20px 24px;margin:16px 0;overflow-x:auto;font-family:var(--font-mono);font-size:.8rem;line-height:1.7;border:1px solid rgba(255,255,255,.08);white-space:pre}
.wiki-inline-code{font-family:var(--font-mono);font-size:.85em;background:#e5ebf0;padding:.1em .45em;border-radius:3px;color:var(--ink)}
.wiki-note{background:rgba(244,180,63,.10);border-left:3px solid var(--signal-amber);padding:14px 18px;margin:18px 0;border-radius:0 6px 6px 0;font-size:.9rem;color:#6b4e09;line-height:1.65}.wiki-aside{color:var(--ink-soft);font-size:.9rem;line-height:1.75;font-style:italic}
.wiki-img-placeholder{display:flex;align-items:center;justify-content:center;background:#e8ecf0;border:2px dashed rgba(17,23,34,.15);border-radius:6px;min-height:120px;margin:20px 0;color:var(--muted);font-size:.85rem;font-family:var(--font-mono)}
.wiki-table{width:100%;border-collapse:collapse;margin:18px 0;font-size:.9rem}
.wiki-table th{text-align:left;padding:10px 14px;background:rgba(23,43,133,.06);color:var(--ink);font-weight:800;border-bottom:2px solid rgba(17,23,34,.15)}
.wiki-table td{padding:9px 14px;border-bottom:1px solid rgba(17,23,34,.08);color:#000;line-height:1.55}
.wiki-table .code-cell{font-family:var(--font-mono);font-size:.82em;color:var(--rail-blue)}

/* ===== RTM wiki motion system ===== */
.knowledge .container--narrow{position:relative;z-index:1}
.knowledge::after{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;background:
  radial-gradient(760px 420px at 12% 6%,rgba(63,212,255,.10),transparent 62%),
  radial-gradient(700px 420px at 92% 18%,rgba(244,180,63,.08),transparent 60%),
  repeating-linear-gradient(90deg,rgba(23,43,133,.04) 0 1px,transparent 1px 52px),
  repeating-linear-gradient(0deg,rgba(23,43,133,.035) 0 1px,transparent 1px 52px);
  background-size:auto,auto,52px 52px,52px 52px;animation:wikiGrid 22s linear infinite;opacity:.72}
@keyframes wikiGrid{to{background-position:0 0,0 0,52px 52px,52px 52px}}
.wiki-progress{position:fixed;top:0;left:0;height:3px;z-index:220;width:0;background:linear-gradient(90deg,var(--rail-blue),var(--signal-cyan) 55%,var(--signal-amber));box-shadow:0 0 14px rgba(63,212,255,.55);transition:width .12s linear}
.wiki-top{position:fixed;right:22px;bottom:22px;z-index:160;width:48px;height:48px;border-radius:9px;border:1px solid rgba(255,255,255,.16);background:rgba(8,15,26,.92);color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;opacity:0;pointer-events:none;transform:translateY(14px) scale(.92);transition:opacity .3s var(--ease-standard),transform .3s var(--ease-rail),box-shadow .3s var(--ease-standard);box-shadow:0 18px 46px rgba(5,10,18,.35)}
.wiki-top.is-visible{opacity:1;pointer-events:auto;transform:none}
.wiki-top:hover{box-shadow:0 22px 54px rgba(8,119,215,.35);transform:translateY(-3px)}
.wiki-top svg{width:20px;height:20px;stroke:var(--signal-cyan);fill:none;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}
.knowledge__title{position:relative;display:inline-flex;align-items:center;gap:16px;padding-bottom:14px}
.knowledge__title::before{content:"";width:14px;height:14px;flex:0 0 auto;border-radius:3px;background:linear-gradient(135deg,var(--signal-cyan),var(--signal-blue));box-shadow:0 0 0 6px rgba(63,212,255,.12),0 0 22px rgba(63,212,255,.55);animation:wikiPulse 2.4s var(--ease-standard) infinite}
.knowledge__title::after{content:"";position:absolute;left:0;bottom:0;height:3px;width:100%;background:linear-gradient(90deg,var(--rail-blue),var(--signal-cyan) 45%,var(--signal-amber) 80%,transparent);transform-origin:left;animation:wikiDraw 1.2s cubic-bezier(.16,1,.3,1) both}
@keyframes wikiDraw{from{transform:scaleX(0)}to{transform:scaleX(1)}}
@keyframes wikiPulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.55;transform:scale(.9)}}
.wiki-toc{position:relative;overflow:hidden;transition:transform .35s var(--ease-rail),box-shadow .35s var(--ease-standard)}
.wiki-toc:hover{transform:translateY(-3px);box-shadow:0 18px 48px rgba(12,19,31,.12)}
.wiki-toc::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(180deg,var(--signal-blue),var(--signal-cyan) 45%,var(--signal-amber));animation:wikiTocGlow 3.2s var(--ease-standard) infinite}
@keyframes wikiTocGlow{0%,100%{opacity:.5}50%{opacity:1}}
.wiki-toc__title{display:flex;align-items:center;gap:10px}
.wiki-toc__title::before{content:"";width:9px;height:9px;border-radius:2px;background:var(--signal-amber);box-shadow:0 0 0 5px rgba(244,180,63,.14);animation:wikiPulse 2s var(--ease-standard) infinite}
.wiki-toc__list li{position:relative;padding-left:15px}
.wiki-toc__list li::before{content:"";position:absolute;left:0;top:10px;width:6px;height:6px;border-radius:999px;background:rgba(8,119,215,.35);transition:background .25s,box-shadow .25s,transform .25s}
.wiki-toc__list a{position:relative;display:inline-block;transition:color .25s,transform .25s,letter-spacing .25s}
.wiki-toc__list a:hover{transform:translateX(4px);letter-spacing:.02em}
.wiki-toc__list li.active a{color:var(--rail-blue);font-weight:900}
.wiki-toc__list li.active::before{background:var(--signal-cyan);box-shadow:0 0 12px rgba(63,212,255,.9);transform:scale(1.5)}
.wiki-chapter{position:relative}
.js .wiki-enter{opacity:0;transform:translateY(18px);filter:blur(6px);transition:opacity .7s cubic-bezier(.16,1,.3,1),transform .7s cubic-bezier(.16,1,.3,1),filter .7s cubic-bezier(.16,1,.3,1)}
.js .wiki-enter.is-in{opacity:1;transform:none;filter:none}
.wiki-chapter::before{content:"";position:absolute;left:-22px;top:10px;bottom:10px;width:2px;background:linear-gradient(180deg,transparent,rgba(8,119,215,.28),transparent);opacity:.6}
.wiki-chapter__title{position:relative;overflow:hidden}
.wiki-chapter__title::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:46%;background:linear-gradient(90deg,var(--signal-blue),var(--signal-cyan),transparent);transform:translateX(-110%);transition:transform .8s var(--ease-rail)}
.wiki-chapter.visible .wiki-chapter__title::after,.wiki-chapter:hover .wiki-chapter__title::after{transform:translateX(0)}
.wiki-chapter__num{position:relative;transition:transform .35s var(--ease-rail),box-shadow .35s var(--ease-standard)}
.wiki-chapter:hover .wiki-chapter__num{transform:rotate(-5deg) scale(1.1);box-shadow:0 12px 28px rgba(8,119,215,.28)}
.wiki-code-block{position:relative;overflow:hidden;transition:transform .3s var(--ease-rail),box-shadow .3s var(--ease-standard)}
.wiki-code-block::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:linear-gradient(180deg,var(--signal-cyan),var(--signal-amber));opacity:.55}
.wiki-code-block::after{content:"";position:absolute;left:0;right:0;top:0;height:1px;background:linear-gradient(90deg,var(--signal-cyan),transparent);opacity:.5;animation:wikiCodeScan 4.5s linear infinite}
@keyframes wikiCodeScan{0%{transform:translateX(-100%)}100%{transform:translateX(100%)}}
.wiki-code-block:hover{transform:translateX(4px);box-shadow:0 18px 44px rgba(5,10,18,.28)}
.wiki-code-head{display:flex;align-items:center;gap:9px;margin:16px 0 -12px;padding:9px 14px;border:1px solid rgba(255,255,255,.1);border-bottom:0;border-radius:6px 6px 0 0;background:rgba(6,12,21,.96);font-family:var(--font-mono);font-size:.66rem;font-weight:700;letter-spacing:.06em;color:rgba(255,255,255,.55);position:relative;z-index:1}
.wiki-code-head .wiki-code-dot{width:8px;height:8px;border-radius:999px;background:var(--signal-red);box-shadow:0 0 0 1px rgba(0,0,0,.3)}
.wiki-code-copy{margin-left:auto;padding:4px 10px;border:1px solid rgba(63,212,255,.28);border-radius:4px;background:rgba(63,212,255,.08);color:var(--signal-cyan);font-family:var(--font-mono);font-size:.62rem;font-weight:800;cursor:pointer;transition:background .25s,color .25s,transform .25s}
.wiki-code-copy:hover{background:rgba(63,212,255,.18);color:#fff;transform:translateY(-1px)}
.wiki-code-copy.is-done{background:rgba(85,224,168,.18);color:#55e0a8;border-color:rgba(85,224,168,.35)}
.wiki-note{position:relative;overflow:hidden;transition:transform .3s var(--ease-rail),box-shadow .3s var(--ease-standard)}
.wiki-note:hover{transform:translateX(4px);box-shadow:0 14px 34px rgba(107,78,9,.14)}
.wiki-note::before{content:"!";position:absolute;right:16px;top:50%;transform:translateY(-50%);font-family:var(--font-heading);font-size:2.6rem;line-height:1;color:rgba(244,180,63,.18);animation:wikiFloat 3s var(--ease-standard) infinite}
@keyframes wikiFloat{0%,100%{transform:translateY(-50%)}50%{transform:translateY(calc(-50% - 6px))}}
.wiki-table{position:relative;overflow:hidden}
.wiki-table tr{position:relative;transition:background .25s,transform .25s}
.wiki-table tr:hover{background:rgba(63,212,255,.07);transform:translateX(3px)}
.wiki-table tr::before{content:"";position:absolute;left:0;top:0;bottom:0;width:2px;background:linear-gradient(180deg,var(--signal-blue),var(--signal-cyan));opacity:0;transition:opacity .25s}
.wiki-table tr:hover::before{opacity:1}
.wiki-table th{position:relative}
.wiki-table th::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:linear-gradient(90deg,var(--signal-blue),var(--signal-cyan) 55%,var(--signal-amber));transform:scaleX(.12);transform-origin:left;transition:transform .6s var(--ease-rail)}
.wiki-table:hover th::after{transform:scaleX(1)}
.wiki-img-placeholder{position:relative;overflow:hidden;border:1px solid rgba(17,23,34,.12);border-radius:10px;padding:0;background:#0d1624}
.wiki-img-placeholder img{width:100%;height:auto;object-fit:cover;display:block;transition:transform .9s var(--ease-rail),filter .9s var(--ease-standard)}
.wiki-img-placeholder:hover img{transform:scale(1.05);filter:saturate(1.12) contrast(1.04)}
.wiki-img-placeholder::before{content:"";position:absolute;left:14px;top:14px;width:26px;height:26px;z-index:2;border-left:2px solid var(--signal-cyan);border-top:2px solid var(--signal-cyan);opacity:.9}
.wiki-img-placeholder::after{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(105deg,transparent 35%,rgba(255,255,255,.18) 48%,transparent 60%);transform:translateX(-130%);transition:transform .85s var(--ease-rail)}
.wiki-img-placeholder:hover::after{transform:translateX(130%)}
.wiki-img-tag{position:absolute;right:14px;bottom:14px;z-index:2;padding:5px 9px;border-radius:4px;background:rgba(4,9,16,.72);border:1px solid rgba(63,212,255,.35);color:var(--signal-cyan);font-family:var(--font-mono);font-size:.6rem;font-weight:800;letter-spacing:.08em;backdrop-filter:blur(8px)}
.wiki-img-placeholder:not(:has(img)){display:flex;align-items:center;justify-content:center;min-height:140px;background:repeating-linear-gradient(45deg,#eef2f6 0 14px,#e7ecf1 14px 28px);color:var(--muted)}
@media(max-width:768px){
  .wiki-toc__list{columns:1}
  .wiki-chapter::before{display:none}
  .wiki-top{right:14px;bottom:14px;width:42px;height:42px}
}

/* ===== wiki demo components ===== */
.wiki-demo{position:relative;margin:24px 0;padding:18px;border:1px solid rgba(17,23,34,.12);border-radius:10px;background:linear-gradient(145deg,rgba(255,255,255,.92),rgba(244,249,252,.74));box-shadow:0 14px 38px rgba(12,19,31,.08);overflow:hidden}
.wiki-demo::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:linear-gradient(180deg,var(--signal-blue),var(--signal-cyan),var(--signal-amber))}
.wiki-demo__title{display:flex;align-items:center;gap:9px;font-family:var(--font-mono);font-size:.68rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--rail-blue);margin-bottom:14px}
.wiki-demo__title svg{width:16px;height:16px;stroke:var(--signal-blue);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.wiki-axes-stage{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.wiki-axis{position:relative;height:86px;border-radius:8px;background:rgba(23,43,133,.055);border:1px solid rgba(17,23,34,.1);overflow:hidden}
.wiki-axis__label{position:absolute;left:10px;top:8px;font-family:var(--font-mono);font-size:.64rem;font-weight:800;color:var(--signal-blue)}
.wiki-axis__track{position:absolute;left:30px;right:30px;top:50%;height:2px;background:linear-gradient(90deg,rgba(8,119,215,.18),rgba(8,119,215,.7));transform:translateY(-50%)}
.wiki-axis--y .wiki-axis__track{left:50%;right:auto;top:16px;bottom:16px;width:2px;height:auto;background:linear-gradient(180deg,rgba(63,212,255,.7),rgba(8,119,215,.18));transform:translateX(-50%)}
.wiki-axis--z .wiki-axis__track{left:16px;right:16px;top:50%;height:2px;background:linear-gradient(90deg,rgba(244,180,63,.18),rgba(244,180,63,.7));transform:translateY(-50%) skewX(-24deg)}
.wiki-axis__block{position:absolute;top:50%;left:12%;width:18px;height:18px;border-radius:4px;background:linear-gradient(135deg,var(--signal-cyan),var(--rail-blue));box-shadow:0 8px 18px rgba(8,119,215,.35);transform:translate(-50%,-50%);animation:wikiAxisX 4.2s ease-in-out infinite}
.wiki-axis--y .wiki-axis__block{left:50%;top:78%;animation:wikiAxisY 3.6s ease-in-out infinite}
.wiki-axis--z .wiki-axis__block{left:12%;background:linear-gradient(135deg,var(--signal-amber),#b87916);animation:wikiAxisZ 5s ease-in-out infinite}
@keyframes wikiAxisX{0%,100%{left:12%}50%{left:88%}}
@keyframes wikiAxisY{0%,100%{top:78%}50%{top:18%}}
@keyframes wikiAxisZ{0%,100%{left:12%;transform:translate(-50%,-50%) scaleX(.7)}50%{left:88%;transform:translate(-50%,-50%) scaleX(1)}}
.wiki-conversion{display:flex;align-items:center;justify-content:center;gap:14px;margin-top:14px;padding:12px;border-radius:8px;background:rgba(8,119,215,.06);border:1px dashed rgba(8,119,215,.25);font-family:var(--font-mono);font-size:.78rem;font-weight:800;color:var(--rail-blue)}
.wiki-conversion b{color:var(--signal-amber);font-size:.9rem}
.wiki-train-demo{display:grid;grid-template-columns:1fr 88px 1fr;gap:10px;align-items:center}
.wiki-part{padding:14px;border:1px solid rgba(17,23,34,.12);border-radius:8px;background:rgba(255,255,255,.7)}
.wiki-part__name{font-family:var(--font-mono);font-size:.62rem;font-weight:800;letter-spacing:.06em;color:var(--ink-soft);margin-bottom:10px}
.wiki-part__body{position:relative;height:58px;border-radius:6px;background:linear-gradient(135deg,#dce7f2,#b9cfe2);overflow:hidden}
.wiki-part__body i{position:absolute;left:14px;right:14px;top:50%;height:12px;border-radius:4px;background:linear-gradient(90deg,var(--rail-blue),var(--signal-blue));transform:translateY(-50%);box-shadow:0 8px 18px rgba(23,43,133,.28)}
.wiki-part__body i::after{content:"";position:absolute;left:22%;top:-7px;width:34%;height:9px;border-radius:3px;background:rgba(63,212,255,.85)}
.wiki-bogie{position:relative;height:58px;border-radius:6px;background:linear-gradient(180deg,#eef2f6,#dde5ec);display:flex;align-items:flex-end;justify-content:space-around;padding:0 12px 10px}
.wiki-bogie__frame{position:absolute;left:16px;right:16px;top:20px;height:8px;border-radius:3px;background:var(--night-2)}
.wiki-wheel{width:24px;height:24px;border-radius:999px;border:4px solid var(--night-2);background:radial-gradient(circle at 35% 30%,#dce4ea,#8996a5);animation:wikiWheelSpin 1.5s linear infinite}
@keyframes wikiWheelSpin{to{transform:rotate(360deg)}}
.wiki-bogie-connector{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;color:var(--signal-blue);font-family:var(--font-mono);font-size:.6rem;font-weight:800}
.wiki-bogie-connector::before{content:"";width:2px;height:44px;background:linear-gradient(180deg,var(--signal-blue),var(--signal-cyan));box-shadow:0 0 12px rgba(63,212,255,.5)}
.wiki-pbr{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.wiki-channel{position:relative;padding:14px;border:1px solid rgba(17,23,34,.12);border-radius:8px;background:rgba(255,255,255,.72);transition:transform .3s var(--ease-rail),box-shadow .3s var(--ease-standard)}
.wiki-channel:hover{transform:translateY(-4px);box-shadow:0 16px 36px rgba(12,19,31,.12)}
.wiki-channel__name{font-family:var(--font-mono);font-size:.64rem;font-weight:800;color:var(--rail-blue);margin-bottom:10px}
.wiki-channel__preview{position:relative;height:74px;border-radius:6px;overflow:hidden}
.wiki-channel--base .wiki-channel__preview{background:linear-gradient(135deg,#e05252,#f4b43f 45%,#2f7dd1 100%);animation:wikiHue 7s linear infinite}
@keyframes wikiHue{0%,100%{filter:hue-rotate(0deg)}50%{filter:hue-rotate(28deg)}}
.wiki-channel--gloss .wiki-channel__preview{background:radial-gradient(circle at 30% 28%,#fff 0 10%,rgba(255,255,255,.15) 12%,transparent 34%),linear-gradient(135deg,#31425c,#101c2e)}
.wiki-channel--gloss .wiki-channel__preview::after{content:"";position:absolute;left:20%;right:20%;top:38%;height:20%;border-radius:999px;background:rgba(255,255,255,.35);filter:blur(3px);animation:wikiGloss 2.8s ease-in-out infinite}
@keyframes wikiGloss{0%,100%{transform:translateX(-18px);opacity:.35}50%{transform:translateX(18px);opacity:.9}}
.wiki-channel--normal .wiki-channel__preview{background:
  repeating-linear-gradient(0deg,rgba(255,255,255,.18) 0 1px,transparent 1px 12px),
  repeating-linear-gradient(90deg,rgba(255,255,255,.18) 0 1px,transparent 1px 12px),
  radial-gradient(circle at 50% 45%,#8fb8e8,#31476b 62%,#16233a);animation:wikiNormal 5s ease-in-out infinite}
@keyframes wikiNormal{0%,100%{background-position:0 0,0 0,0 0}50%{background-position:6px 6px,6px 6px,0 0}}
.wiki-eq{display:flex;align-items:flex-end;gap:5px;height:96px;padding:12px}
.wiki-eq i{flex:1;min-width:4px;border-radius:2px 2px 0 0;background:linear-gradient(180deg,var(--signal-cyan),var(--signal-blue));transform-origin:bottom;animation:wikiEq 1.1s ease-in-out infinite}
.wiki-eq i:nth-child(2n){animation-delay:-.28s;background:linear-gradient(180deg,var(--signal-amber),#b87916)}
.wiki-eq i:nth-child(3n){animation-delay:-.55s;background:linear-gradient(180deg,#55e0a8,#14966e)}
@keyframes wikiEq{0%,100%{transform:scaleY(.25)}50%{transform:scaleY(1)}}
.wiki-lab{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.wiki-lab__card{position:relative;padding:14px;border:1px solid rgba(17,23,34,.12);border-radius:8px;background:rgba(255,255,255,.72);overflow:hidden}
.wiki-lab__name{font-family:var(--font-mono);font-size:.62rem;font-weight:800;letter-spacing:.05em;color:var(--ink-soft);margin-bottom:10px}
.wiki-door{position:relative;height:64px;border-radius:6px;background:linear-gradient(180deg,#25364d,#0e1826);overflow:hidden}
.wiki-door i{position:absolute;top:8px;bottom:8px;width:38%;border-radius:4px;background:linear-gradient(90deg,#3f5b7a,#172b45);box-shadow:inset 0 0 0 1px rgba(255,255,255,.12);animation:wikiDoor 3.4s ease-in-out infinite}
.wiki-door i:first-child{left:8px;animation-name:wikiDoorL}
.wiki-door i:last-child{right:8px;animation-name:wikiDoorR}
@keyframes wikiDoorL{0%,100%{left:8px}50%{left:31%}}
@keyframes wikiDoorR{0%,100%{right:8px}50%{right:31%}}
.wiki-wheel-demo{position:relative;height:64px;border-radius:6px;background:radial-gradient(circle at 50% 45%,#22344d,#0a1220);display:flex;align-items:center;justify-content:center}
.wiki-wheel-demo i{width:34px;height:34px;border-radius:999px;border:5px solid #9aa8b8;background:radial-gradient(circle at 35% 30%,#eef3f7,#6f7f90);animation:wikiWheelSpin 1.1s linear infinite}
.wiki-vvvf{position:relative;height:64px;border-radius:6px;background:linear-gradient(180deg,#0f1b2b,#16253a);display:flex;align-items:flex-end;justify-content:center;gap:4px;padding:8px}
.wiki-vvvf i{width:6px;border-radius:2px 2px 0 0;background:linear-gradient(180deg,var(--signal-cyan),var(--rail-blue));animation:wikiVvvf .9s ease-in-out infinite}
.wiki-vvvf i:nth-child(2){animation-delay:-.18s;height:72%}
.wiki-vvvf i:nth-child(3){animation-delay:-.36s;height:48%}
.wiki-vvvf i:nth-child(4){animation-delay:-.54s;height:86%}
.wiki-vvvf i:nth-child(5){animation-delay:-.72s;height:58%}
@keyframes wikiVvvf{0%,100%{height:24%}50%{height:92%}}
.wiki-checklist{list-style:none!important;margin-left:0!important;padding-left:0}
.wiki-checklist li{position:relative;padding-left:32px}
.wiki-checklist li::before{content:"";position:absolute;left:0;top:5px;width:18px;height:18px;border:2px solid var(--signal-blue);border-radius:5px;background:linear-gradient(135deg,rgba(63,212,255,.16),rgba(23,43,133,.08))}
.wiki-checklist li::after{content:"";position:absolute;left:4px;top:9px;width:10px;height:6px;border-left:2px solid #fff;border-bottom:2px solid #fff;transform:rotate(-45deg) scale(0);transition:transform .3s var(--ease-rail)}
.wiki-checklist li:hover::after{transform:rotate(-45deg) scale(1)}
@media(max-width:768px){
  .wiki-axes-stage,.wiki-pbr,.wiki-lab{grid-template-columns:1fr}
  .wiki-train-demo{grid-template-columns:1fr;gap:8px}
  .wiki-bogie-connector::before{width:44px;height:2px}
}

/* ============================================================
   成员卡片头像（pages/about.html）
   原为页内 <style>，已统一到全站样式表
   ============================================================ */
.member-card__avatar{position:relative;background:linear-gradient(135deg,#E8ECF0 0%,#D0D7DE 100%);display:flex;align-items:center;justify-content:center}.member-card__avatar::after{content:'';width:36px;height:36px;background:currentColor;mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Ccircle cx='12' cy='8' r='4'/%3E%3Cpath d='M4 20c0-4 3.6-7 8-7s8 3 8 7'/%3E%3C/svg%3E") center/contain no-repeat;-webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Ccircle cx='12' cy='8' r='4'/%3E%3Cpath d='M4 20c0-4 3.6-7 8-7s8 3 8 7'/%3E%3C/svg%3E") center/contain no-repeat;color:#86868B}

/* ============================================================
   内部成员区（JCRTInUser/）
   与官网共用同一份样式表；页面外壳见 JCRTInUser/core/layout.php
   ============================================================ */

/* ---- 表单卡片（登录 / 注册 / 退出） ---- */
.auth-sub{color:var(--ink-soft);font-size:.98rem;line-height:1.8;margin-bottom:28px}
.auth-card{position:relative;background:rgba(255,255,255,.86);border:1px solid rgba(17,23,34,.10);border-radius:var(--radius-3);padding:32px;box-shadow:0 12px 34px rgba(12,19,31,.08);margin-bottom:26px}
.auth-card--compact{padding:26px 32px}
.auth-field{margin-bottom:20px}
.auth-field label{display:block;font-weight:800;font-size:.92rem;color:var(--ink);margin-bottom:8px}
.auth-hint{font-weight:500;font-size:.8rem;color:var(--muted);margin-left:6px}
.auth-field input{width:100%;min-height:48px;padding:12px 14px;font-family:var(--font-body);font-size:.96rem;color:var(--ink);background:#fbfcfd;border:1px solid rgba(17,23,34,.18);border-radius:var(--radius-2);transition:border-color .2s var(--ease-standard),box-shadow .2s var(--ease-standard),background .2s var(--ease-standard)}
.auth-field input:focus{outline:none;background:#fff;border-color:var(--signal-blue);box-shadow:0 0 0 3px rgba(8,119,215,.14)}
.auth-field.is-invalid input{border-color:var(--signal-red);background:#fdf4f3}
.auth-error{margin-top:7px;font-size:.84rem;color:var(--signal-red)}
.auth-card .btn--full{margin-top:6px}
.auth-alt{margin-top:18px;font-size:.9rem;color:var(--ink-soft);text-align:center}
.auth-alt a{color:var(--signal-blue);font-weight:700;text-decoration:none}
.auth-alt a:hover{color:var(--rail-blue);text-decoration:underline}

/* ---- 提示条 ---- */
.auth-notice{padding:14px 18px;border-radius:var(--radius-2);font-size:.92rem;line-height:1.7;margin-bottom:22px;border:1px solid transparent}
.auth-notice--error{background:#fdf2f1;border-color:rgba(217,80,69,.32);color:#8f2c24}
.auth-notice--success{background:#eef9f5;border-color:rgba(20,150,110,.30);color:#0d5f47}
.auth-notice--info{background:#eef5fd;border-color:rgba(8,119,215,.28);color:#0a4d87}
.auth-debug{margin-top:14px;padding:14px;background:#0d1420;color:#cfe3f5;border-radius:var(--radius-2);font-family:var(--font-mono);font-size:.8rem;overflow:auto}

/* ---- 成员信息面板 ---- */
.member-panel{position:relative;overflow:hidden;border-radius:var(--radius-3);padding:28px 30px;margin-bottom:46px;color:#fff;background:linear-gradient(135deg,#07101b 0%,#0e1826 52%,#101011 100%);box-shadow:0 24px 56px rgba(5,10,18,.22)}
.member-panel::before{content:"";position:absolute;inset:0;pointer-events:none;background:
  repeating-linear-gradient(90deg,transparent 0 72px,rgba(63,212,255,.10) 73px,transparent 74px),
  linear-gradient(180deg,rgba(255,255,255,.10),transparent 40%)}
.member-panel__head{position:relative;display:flex;align-items:center;gap:16px}
.member-panel__avatar{flex:0 0 auto;width:54px;height:54px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--rail-blue),var(--signal-blue));font-family:var(--font-heading);font-size:1.5rem;font-weight:800;color:#fff}
.member-panel__name{font-size:1.25rem;font-weight:900;line-height:1.3}
.member-panel__meta{font-family:var(--font-mono);font-size:.8rem;color:rgba(255,255,255,.62);margin-top:3px}
.member-panel__badge{margin-left:auto;font-family:var(--font-mono);font-size:.72rem;letter-spacing:.1em;padding:5px 12px;border-radius:999px;background:rgba(63,212,255,.16);border:1px solid rgba(63,212,255,.45);color:var(--signal-cyan)}
.member-panel__facts{position:relative;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 26px;margin-top:24px}
.member-panel__facts>div{border-top:1px solid rgba(255,255,255,.12);padding-top:12px;min-width:0}
.member-panel__facts dt{font-size:.76rem;color:rgba(255,255,255,.5);letter-spacing:.04em;margin-bottom:4px}
.member-panel__facts dd{font-family:var(--font-mono);font-size:.9rem;color:#e8f1fa;word-break:break-all}

/* ---- 内部资源卡片（复用 .course-card） ---- */
.course-card--link{text-decoration:none;color:inherit}
.course-card--link[aria-disabled="true"]{opacity:.66;cursor:not-allowed}
.course-card--link[aria-disabled="true"]:hover{transform:none;box-shadow:0 12px 34px rgba(12,19,31,.08);border-color:rgba(17,23,34,.10);background:rgba(255,255,255,.74)}
.course-card--link[aria-disabled="true"]:hover::before{transform:scaleY(.22)}
.course-card--link[aria-disabled="true"]:hover::after{transform:translateX(-120%)}
.course-card__tag{display:inline-block;margin-left:8px;padding:2px 9px;border-radius:999px;background:rgba(8,119,215,.10);color:var(--signal-blue);font-size:.7rem;font-weight:800;vertical-align:middle;letter-spacing:.02em}

/* ---- 底部操作条 ---- */
.auth-actions{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:42px}
.auth-actions__form{margin:0;display:inline-flex}

@media(max-width:640px){
  .auth-card{padding:24px 20px}
  .member-panel{padding:22px 20px}
  .member-panel__facts{grid-template-columns:1fr}
  .member-panel__head{flex-wrap:wrap}
  .member-panel__badge{margin-left:0}
}
/* ============================================================
   内部图床（JCRTInUser/simple-gallery/）
   ============================================================ */

/* ---- 上传卡片 ---- */
.ig-upload{position:relative;background:rgba(255,255,255,.86);border:1px solid rgba(17,23,34,.10);border-radius:var(--radius-3);padding:26px 30px 28px;box-shadow:0 12px 34px rgba(12,19,31,.08);margin-bottom:30px}
.ig-upload::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;border-radius:var(--radius-3) 0 0 var(--radius-3);background:linear-gradient(180deg,var(--signal-blue),var(--signal-cyan) 55%,var(--signal-amber))}
.ig-upload__title{font-family:var(--font-body);font-size:1.12rem;font-weight:950;color:var(--ink);margin-bottom:18px}
.ig-upload__grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 22px}
.ig-upload .auth-field input[type=file]{padding:10px 12px;background:#fff;cursor:pointer}
.ig-upload .auth-field input[type=file]::file-selector-button{margin-right:12px;padding:8px 14px;border:1px solid rgba(23,43,133,.22);border-radius:var(--radius-2);background:#eef4fb;color:var(--rail-blue);font-family:var(--font-body);font-weight:800;font-size:.86rem;cursor:pointer;transition:background .22s var(--ease-standard),border-color .22s var(--ease-standard)}
.ig-upload .auth-field input[type=file]::file-selector-button:hover{background:#fff;border-color:var(--signal-blue)}

/* ---- 搜索条 ---- */
.ig-search{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:18px}
.ig-search input[type=text]{flex:1;min-width:220px;min-height:46px;padding:11px 16px;font-family:var(--font-body);font-size:.95rem;color:var(--ink);background:#fff;border:1px solid rgba(17,23,34,.16);border-radius:var(--radius-2);transition:border-color .2s var(--ease-standard),box-shadow .2s var(--ease-standard)}
.ig-search input[type=text]:focus{outline:none;border-color:var(--signal-blue);box-shadow:0 0 0 3px rgba(8,119,215,.14)}
.ig-search__clear{font-size:.88rem;font-weight:700;color:var(--muted);text-decoration:none}
.ig-search__clear:hover{color:var(--signal-blue)}

/* ---- 统计 / 空态 ---- */
.ig-stats{font-size:.9rem;color:var(--ink-soft);margin-bottom:22px;font-family:var(--font-mono)}
.ig-stats strong{color:var(--rail-blue);font-size:1rem}
.ig-empty{padding:56px 24px;text-align:center;color:var(--muted);font-size:.96rem;border:1px dashed rgba(17,23,34,.18);border-radius:var(--radius-3);background:rgba(255,255,255,.5)}

/* ---- 图片墙 ---- */
.ig-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:18px;margin-bottom:34px}
.ig-card{margin:0;display:flex;flex-direction:column;background:#fff;border:1px solid rgba(17,23,34,.10);border-radius:var(--radius-3);overflow:hidden;box-shadow:0 10px 30px rgba(12,19,31,.08);transition:transform .3s var(--ease-rail),box-shadow .3s var(--ease-rail),border-color .3s var(--ease-rail)}
.ig-card:hover{transform:translateY(-5px);box-shadow:0 22px 52px rgba(12,19,31,.15);border-color:rgba(8,119,215,.28)}
.ig-card__thumb{display:block;position:relative;aspect-ratio:4/3;overflow:hidden;background:repeating-linear-gradient(45deg,#eef2f6 0 12px,#e7ecf1 12px 24px)}
.ig-card__thumb img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .6s var(--ease-rail)}
.ig-card:hover .ig-card__thumb img{transform:scale(1.06)}
.ig-card__body{display:flex;flex-direction:column;gap:8px;padding:12px 14px 14px;flex:1}
.ig-card__desc{margin:0;font-size:.9rem;font-weight:800;line-height:1.45;color:var(--ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;word-break:break-word}
.ig-card__meta{display:flex;flex-wrap:wrap;gap:5px 10px;font-family:var(--font-mono);font-size:.66rem;color:var(--muted)}
.ig-card__who{color:var(--signal-blue);font-weight:800}
.ig-card__acts{display:flex;gap:8px;margin-top:auto;padding-top:4px}

/* ---- 复制按钮 ---- */
.ig-copy{display:inline-flex;align-items:center;justify-content:center;min-height:30px;padding:5px 12px;border:1px solid rgba(23,43,133,.20);border-radius:var(--radius-2);background:#f2f6fb;color:var(--rail-blue);font-family:var(--font-body);font-size:.76rem;font-weight:800;cursor:pointer;text-decoration:none;transition:background .22s var(--ease-standard),border-color .22s var(--ease-standard),color .22s var(--ease-standard)}
.ig-copy:hover{background:#fff;border-color:var(--signal-blue);color:var(--signal-blue)}
.ig-copy.is-done{background:#eef9f5;border-color:rgba(20,150,110,.4);color:#0d5f47}

/* ---- 分页 ---- */
.ig-pager{display:flex;align-items:center;justify-content:center;gap:18px;padding:8px 0 4px;font-size:.92rem;font-weight:700}
.ig-pager a{color:var(--signal-blue);text-decoration:none}
.ig-pager a:hover{color:var(--rail-blue);text-decoration:underline}
.ig-pager .is-disabled{color:var(--muted);opacity:.5}
.ig-pager__now{font-family:var(--font-mono);color:var(--ink-soft);font-size:.85rem}

/* ---- 详情页 ---- */
.ig-detail{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(280px,.85fr);gap:30px;align-items:start;margin-bottom:34px}
.ig-detail__preview{border:1px solid rgba(17,23,34,.12);border-radius:var(--radius-3);overflow:hidden;background:repeating-linear-gradient(45deg,#eef2f6 0 14px,#e7ecf1 14px 28px);box-shadow:var(--shadow-mid)}
.ig-detail__preview img{width:100%;height:auto;display:block}
.ig-detail__side{padding:22px;border:1px solid rgba(17,23,34,.10);border-radius:var(--radius-3);background:rgba(255,255,255,.8);box-shadow:0 12px 34px rgba(12,19,31,.08)}
.ig-detail__desc{margin:0 0 18px;font-family:var(--font-body);font-size:1.15rem;font-weight:950;line-height:1.45;color:var(--ink);word-break:break-word}
.ig-detail__facts{margin:0}
.ig-detail__facts>div{display:flex;gap:12px;justify-content:space-between;padding:8px 0;border-top:1px solid var(--line);min-width:0}
.ig-detail__facts dt{flex:0 0 auto;font-size:.8rem;color:var(--muted)}
.ig-detail__facts dd{margin:0;font-family:var(--font-mono);font-size:.8rem;color:var(--ink);text-align:right;word-break:break-all}

/* ---- 引用格式 ---- */
.ig-formats{padding:22px 24px;border:1px solid rgba(17,23,34,.10);border-radius:var(--radius-3);background:rgba(255,255,255,.62)}
.ig-formats__title{font-family:var(--font-mono);font-size:.72rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:14px}
.ig-format{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.ig-format__label{flex:0 0 74px;font-size:.8rem;font-weight:800;color:var(--ink-soft)}
.ig-format input{flex:1;min-width:0;min-height:40px;padding:8px 12px;font-family:var(--font-mono);font-size:.76rem;color:var(--ink-soft);background:#fff;border:1px solid rgba(17,23,34,.14);border-radius:var(--radius-2)}

@media(max-width:820px){
  .ig-upload__grid{grid-template-columns:1fr}
  .ig-detail{grid-template-columns:1fr}
}
/* ---- 图床：标签页 / 公开开关 / 卡片管理 ---- */
.ig-tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}
.ig-tab{display:inline-flex;align-items:center;gap:8px;padding:9px 18px;border:1px solid rgba(17,23,34,.12);border-radius:999px;background:rgba(255,255,255,.7);color:var(--ink-soft);font-size:.88rem;font-weight:800;text-decoration:none;transition:background .22s var(--ease-standard),color .22s var(--ease-standard),border-color .22s var(--ease-standard),box-shadow .22s var(--ease-standard)}
.ig-tab:hover{background:#fff;border-color:rgba(8,119,215,.3);color:var(--signal-blue)}
.ig-tab.is-active{background:linear-gradient(135deg,var(--signal-blue),var(--rail-blue));border-color:transparent;color:#fff;box-shadow:0 10px 24px rgba(8,119,215,.26)}
.ig-tab__n{font-family:var(--font-mono);font-size:.72rem;padding:1px 7px;border-radius:999px;background:rgba(23,43,133,.1);color:var(--rail-blue)}
.ig-tab.is-active .ig-tab__n{background:rgba(255,255,255,.24);color:#fff}

.ig-upload__foot{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap}
.ig-check{display:inline-flex;align-items:center;gap:9px;font-size:.88rem;font-weight:700;color:var(--ink-soft);cursor:pointer;user-select:none}
.ig-check input[type=checkbox]{width:17px;height:17px;accent-color:var(--signal-blue);cursor:pointer;flex:0 0 auto}
.ig-check--sm{font-size:.8rem;font-weight:600;margin:8px 0 10px}

.ig-card__flag{position:absolute;right:10px;top:10px;z-index:3;padding:4px 10px;border-radius:999px;font-family:var(--font-mono);font-size:.64rem;font-weight:800;letter-spacing:.04em;background:rgba(10,16,26,.82);border:1px solid rgba(255,255,255,.24);color:#fff;backdrop-filter:blur(6px)}
.ig-card__flag--mine{background:rgba(8,119,215,.86);border-color:rgba(255,255,255,.3)}
.ig-card--private{border-color:rgba(244,180,63,.5)}
.ig-card--private .ig-card__thumb img{filter:saturate(.86)}

.ig-pill{display:inline-block;margin-left:10px;padding:3px 12px;border-radius:999px;font-family:var(--font-mono);font-size:.72rem;font-weight:800;vertical-align:middle}
.ig-pill--private{background:rgba(244,180,63,.16);border:1px solid rgba(244,180,63,.5);color:#8a5c00}

/* 卡片内的管理面板 */
.ig-manage{margin-top:10px;border-top:1px dashed rgba(17,23,34,.16);padding-top:10px}
.ig-manage__toggle{font-size:.78rem;font-weight:800;color:var(--signal-blue);cursor:pointer;list-style:none;user-select:none}
.ig-manage__toggle::-webkit-details-marker{display:none}
.ig-manage__toggle::before{content:"▸ ";font-size:.8rem}
.ig-manage[open] .ig-manage__toggle::before{content:"▾ "}
.ig-manage__form{margin-top:10px}
.ig-manage__label{display:block;font-size:.74rem;font-weight:800;color:var(--muted);margin-bottom:5px}
.ig-manage__form input[type=text]{width:100%;min-height:38px;padding:8px 11px;font-family:var(--font-body);font-size:.84rem;color:var(--ink);background:#fff;border:1px solid rgba(17,23,34,.16);border-radius:var(--radius-2)}
.ig-manage__form input[type=text]:focus{outline:none;border-color:var(--signal-blue);box-shadow:0 0 0 3px rgba(8,119,215,.12)}
.ig-manage__save{width:100%;min-height:36px;margin-top:2px;border:1px solid transparent;border-radius:var(--radius-2);background:linear-gradient(135deg,var(--rail-blue),var(--signal-blue));color:#fff;font-family:var(--font-body);font-size:.8rem;font-weight:800;cursor:pointer;transition:opacity .22s var(--ease-standard)}
.ig-manage__save:hover{opacity:.9}
.ig-manage__del{margin-top:8px}
.ig-manage__danger{width:100%;min-height:36px;border:1px solid rgba(217,80,69,.4);border-radius:var(--radius-2);background:#fdf2f1;color:#a3352b;font-family:var(--font-body);font-size:.8rem;font-weight:800;cursor:pointer;transition:background .22s var(--ease-standard),color .22s var(--ease-standard)}
.ig-manage__danger:hover{background:var(--signal-red);border-color:var(--signal-red);color:#fff}

/* 详情页的管理面板 */
.ig-panel{margin-bottom:30px;padding:24px 26px;border:1px solid rgba(17,23,34,.10);border-radius:var(--radius-3);background:rgba(255,255,255,.72);box-shadow:0 12px 34px rgba(12,19,31,.08)}
.ig-panel__title{font-family:var(--font-body);font-size:1.05rem;font-weight:950;color:var(--ink);margin-bottom:16px}
.ig-panel__form .btn{margin-top:4px}
.ig-panel__danger{margin-top:18px;padding-top:18px;border-top:1px solid var(--line)}
.ig-panel__danger .ig-manage__danger{width:auto;padding:0 20px;min-height:40px}
/* 微调：展开管理面板时其余卡片不再被拉伸；详情页的勾选框与保存按钮分行 */
.ig-grid{align-items:start}
.ig-panel__form .ig-check{display:flex;margin:4px 0 18px}
.ig-panel__form .btn{display:inline-flex}
/* ============================================================
   工作室网盘（JCRTInUser/drive/）
   ============================================================ */

/* ---- 面包屑 ---- */
.dr-crumbs{display:flex;align-items:center;flex-wrap:wrap;gap:6px;margin-bottom:22px;padding:12px 18px;border:1px solid rgba(17,23,34,.10);border-radius:var(--radius-3);background:rgba(255,255,255,.66);font-size:.9rem;font-weight:700}
.dr-crumbs a{color:var(--signal-blue);text-decoration:none;padding:2px 4px;border-radius:4px;transition:background .2s var(--ease-standard),color .2s var(--ease-standard)}
.dr-crumbs a:hover{background:rgba(8,119,215,.10);color:var(--rail-blue)}
.dr-crumbs__sep{color:var(--muted);font-family:var(--font-mono);font-size:.8rem}

.dr-badge{display:inline-block;margin-left:10px;padding:2px 10px;border-radius:999px;background:rgba(17,23,34,.07);color:var(--ink-soft);font-family:var(--font-mono);font-size:.68rem;font-weight:800;vertical-align:middle}
.dr-badge--on{background:rgba(20,150,110,.14);color:#0d6b4e;border:1px solid rgba(20,150,110,.34)}

/* ---- 工具栏 ---- */
.dr-tools{display:flex;flex-direction:column;gap:12px;margin-bottom:26px}
.dr-tool{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:16px 18px;border:1px solid rgba(17,23,34,.10);border-radius:var(--radius-3);background:rgba(255,255,255,.72);box-shadow:0 10px 28px rgba(12,19,31,.06)}
.dr-tool input[type=text]{flex:1;min-width:200px;min-height:42px;padding:9px 14px;font-family:var(--font-body);font-size:.92rem;color:var(--ink);background:#fff;border:1px solid rgba(17,23,34,.16);border-radius:var(--radius-2)}
.dr-tool input[type=text]:focus{outline:none;border-color:var(--signal-blue);box-shadow:0 0 0 3px rgba(8,119,215,.13)}
.dr-tool input[type=file]{flex:1;min-width:220px;padding:8px 12px;font-family:var(--font-body);font-size:.88rem;background:#fff;border:1px solid rgba(17,23,34,.16);border-radius:var(--radius-2);cursor:pointer}
.dr-tool input[type=file]::file-selector-button{margin-right:12px;padding:7px 14px;border:1px solid rgba(23,43,133,.22);border-radius:var(--radius-2);background:#eef4fb;color:var(--rail-blue);font-family:var(--font-body);font-weight:800;font-size:.84rem;cursor:pointer}
.dr-tool input[type=file]::file-selector-button:hover{background:#fff;border-color:var(--signal-blue)}
.dr-tool__hint{font-family:var(--font-mono);font-size:.72rem;color:var(--muted)}

/* ---- 文件列表 ---- */
.dr-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.dr-row{display:flex;align-items:flex-start;gap:16px;padding:16px 18px;border:1px solid rgba(17,23,34,.10);border-radius:var(--radius-3);background:rgba(255,255,255,.76);box-shadow:0 8px 24px rgba(12,19,31,.06);transition:border-color .25s var(--ease-standard),box-shadow .25s var(--ease-standard),transform .25s var(--ease-standard)}
.dr-row:hover{border-color:rgba(8,119,215,.3);box-shadow:0 16px 40px rgba(12,19,31,.11);transform:translateY(-2px)}
.dr-row--shared{border-left:3px solid var(--signal-cyan)}
.dr-row__icon{flex:0 0 46px;width:46px;height:46px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-3);border:1px solid rgba(17,23,34,.08);background:#edf2f6}
.dr-row__icon svg{width:23px;height:23px;stroke:var(--ink-soft);fill:none}
.dr-row__icon--folder{background:linear-gradient(135deg,#e8f2fd,#d6e6f7);border-color:rgba(8,119,215,.2)}
.dr-row__icon--folder svg{stroke:var(--signal-blue)}
.dr-row__body{flex:1;min-width:0}
.dr-row__title{font-size:.98rem;font-weight:900;line-height:1.4;color:var(--ink);word-break:break-word}
.dr-row__title a{color:inherit;text-decoration:none}
.dr-row__title a:hover{color:var(--signal-blue)}
.dr-row__meta{display:flex;flex-wrap:wrap;gap:4px 14px;margin-top:5px;font-family:var(--font-mono);font-size:.7rem;color:var(--muted)}

/* ---- 分享条 ---- */
.dr-share{display:flex;align-items:center;gap:8px;margin-top:10px;flex-wrap:wrap}
.dr-share__label{font-family:var(--font-mono);font-size:.7rem;font-weight:800;color:var(--signal-blue)}
.dr-share input{flex:1;min-width:180px;min-height:34px;padding:6px 10px;font-family:var(--font-mono);font-size:.72rem;color:var(--ink-soft);background:#fff;border:1px solid rgba(17,23,34,.14);border-radius:var(--radius-2)}

/* ---- 行内操作 ---- */
.dr-row__acts{flex:0 0 auto;display:flex;align-items:flex-start;gap:6px;flex-wrap:wrap;justify-content:flex-end;max-width:100%}
.dr-row__acts form{margin:0;display:inline-flex}
.dr-btn{display:inline-flex;align-items:center;justify-content:center;min-height:32px;padding:6px 13px;border:1px solid rgba(23,43,133,.18);border-radius:var(--radius-2);background:#f3f7fb;color:var(--rail-blue);font-family:var(--font-body);font-size:.78rem;font-weight:800;text-decoration:none;cursor:pointer;white-space:nowrap;transition:background .2s var(--ease-standard),border-color .2s var(--ease-standard),color .2s var(--ease-standard)}
.dr-btn:hover{background:#fff;border-color:var(--signal-blue);color:var(--signal-blue)}
.dr-btn--danger{border-color:rgba(217,80,69,.36);background:#fdf2f1;color:#a3352b}
.dr-btn--danger:hover{background:var(--signal-red);border-color:var(--signal-red);color:#fff}
.dr-btn--go{background:linear-gradient(135deg,var(--rail-blue),var(--signal-blue));border-color:transparent;color:#fff;margin-top:8px}
.dr-btn--go:hover{color:#fff;opacity:.92}

/* 重命名折叠面板 */
.dr-rename{position:relative}
.dr-rename summary{list-style:none}
.dr-rename summary::-webkit-details-marker{display:none}
.dr-rename[open]{width:100%}
.dr-rename[open] summary{display:none}
.dr-rename form{display:flex;flex-direction:column;gap:6px;margin-top:8px;padding:10px;border:1px dashed rgba(17,23,34,.2);border-radius:var(--radius-2);background:#fff}
.dr-rename input[type=text]{min-height:34px;padding:6px 10px;font-family:var(--font-body);font-size:.84rem;border:1px solid rgba(17,23,34,.16);border-radius:var(--radius-2);min-width:200px}
.dr-rename input[type=text]:focus{outline:none;border-color:var(--signal-blue);box-shadow:0 0 0 3px rgba(8,119,215,.12)}

/* 分享页的文件框 */
.dr-filebox{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;min-height:260px;padding:40px 20px;color:var(--muted);font-size:.92rem;text-align:center}
.dr-filebox svg{width:64px;height:64px;stroke:currentColor;fill:none;opacity:.5}

@media(max-width:820px){
  .dr-row{flex-wrap:wrap}
  .dr-row__acts{justify-content:flex-start;width:100%}
  .dr-share input{min-width:140px}
}
/* ============================================================
   大文件上传进度条（配合 js/main.js 的 form[data-upload]）
   ============================================================ */
.up{flex-basis:100%;width:100%;margin-top:6px}
.up[hidden]{display:none}
.up__track{position:relative;height:10px;border-radius:999px;background:rgba(17,23,34,.10);overflow:hidden}
.up__bar{position:relative;height:100%;width:0;border-radius:999px;background:linear-gradient(90deg,var(--rail-blue),var(--signal-blue),var(--signal-cyan));transition:width .18s linear}
.up__bar::after{content:"";position:absolute;inset:0;background:repeating-linear-gradient(115deg,rgba(255,255,255,.34) 0 10px,transparent 10px 22px);animation:upStripe 1s linear infinite}
@keyframes upStripe{from{transform:translateX(0)}to{transform:translateX(22px)}}
.up.is-done .up__bar{background:linear-gradient(90deg,#14966e,#55e0a8)}
.up.is-done .up__bar::after{animation:none;opacity:.4}
.up.is-error .up__bar{background:linear-gradient(90deg,var(--signal-red),#e88a80)}
.up.is-error .up__bar::after{animation:none}
.up__meta{display:flex;flex-wrap:wrap;justify-content:space-between;gap:6px 14px;margin-top:7px;font-family:var(--font-mono);font-size:.72rem;color:var(--ink-soft)}
.up.is-error .up__meta{color:var(--signal-red)}
.up.is-done .up__meta{color:#0d6b4e}
/* ---- 网盘配额统计 ---- */
.dr-quota{margin-bottom:20px;padding:16px 20px;border:1px solid rgba(17,23,34,.10);border-radius:var(--radius-3);background:rgba(255,255,255,.72);box-shadow:0 10px 28px rgba(12,19,31,.06)}
.dr-quota__head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:10px}
.dr-quota__label{font-family:var(--font-mono);font-size:.72rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.dr-quota__num{font-family:var(--font-mono);font-size:.88rem;font-weight:700;color:var(--ink-soft)}
.dr-quota__num b{color:var(--signal-blue);font-weight:800}
.dr-quota__pct{margin-left:6px;padding:2px 9px;border-radius:999px;background:rgba(8,119,215,.10);color:var(--signal-blue);font-size:.74rem;font-weight:800}
.dr-quota__track{height:10px;border-radius:999px;background:rgba(17,23,34,.10);overflow:hidden}
.dr-quota__bar{height:100%;width:0;border-radius:999px;background:linear-gradient(90deg,var(--rail-blue),var(--signal-blue),var(--signal-cyan));transition:width .6s var(--ease-rail)}
.dr-quota__foot{display:flex;justify-content:space-between;gap:8px 16px;flex-wrap:wrap;margin-top:9px;font-family:var(--font-mono);font-size:.72rem;color:var(--muted)}
.dr-quota__foot b{color:var(--ink-soft)}
.dr-quota.is-warn .dr-quota__bar{background:linear-gradient(90deg,#b87916,var(--signal-amber))}
.dr-quota.is-warn .dr-quota__num b,.dr-quota.is-warn .dr-quota__pct{color:#9a6500}
.dr-quota.is-warn .dr-quota__pct{background:rgba(244,180,63,.16)}
.dr-quota.is-danger .dr-quota__bar{background:linear-gradient(90deg,#a3352b,var(--signal-red))}
.dr-quota.is-danger .dr-quota__num b,.dr-quota.is-danger .dr-quota__pct{color:#a3352b}
.dr-quota.is-danger .dr-quota__pct{background:rgba(217,80,69,.14)}