/* =========================================================
   云桥工作室 · 墨白设计系统
   monochrome ink  —  refined industrial / premium dark
   (2026-09-13)
   ========================================================= */

/* ---------- 自托管字体 ---------- */
@font-face{font-family:'Space Grotesk';font-style:normal;font-weight:400;font-display:swap;src:url('/fonts/space-grotesk-400.woff2') format('woff2')}
@font-face{font-family:'Space Grotesk';font-style:normal;font-weight:500;font-display:swap;src:url('/fonts/space-grotesk-500.woff2') format('woff2')}
@font-face{font-family:'Space Grotesk';font-style:normal;font-weight:600;font-display:swap;src:url('/fonts/space-grotesk-600.woff2') format('woff2')}
@font-face{font-family:'Space Grotesk';font-style:normal;font-weight:700;font-display:swap;src:url('/fonts/space-grotesk-700.woff2') format('woff2')}
@font-face{font-family:'Inter';font-style:normal;font-weight:400;font-display:swap;src:url('/fonts/inter-400.woff2') format('woff2')}
@font-face{font-family:'Inter';font-style:normal;font-weight:500;font-display:swap;src:url('/fonts/inter-500.woff2') format('woff2')}
@font-face{font-family:'Inter';font-style:normal;font-weight:600;font-display:swap;src:url('/fonts/inter-600.woff2') format('woff2')}
@font-face{font-family:'Inter';font-style:normal;font-weight:700;font-display:swap;src:url('/fonts/inter-700.woff2') format('woff2')}

/* ---------- 设计变量（墨白） ---------- */
:root{
  --bg:#0a0a0b;
  --bg-2:#0d0d0e;
  --surface:#121214;
  --surface-2:#17171a;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.17);
  --ink:#f4f4f2;
  --muted:#a3a3a0;
  --dim:#6b6b68;
  --accent:#f4f4f2;        /* 墨白高亮 */
  --accent-d:#c9c9c5;
  --accent-2:#8f8f8b;      /* 次级标签灰 */
  --ok:#f4f4f2;
  --cyan:#dcdcd8;
  --amber:#8f8f8b;   /* 兼容别名（墨白灰） */
  --red:#f4f4f2;     /* 兼容别名（墨白） */
  --r:14px;
  --r-s:10px;
  --shadow:0 1px 0 rgba(255,255,255,.03) inset, 0 26px 60px -26px rgba(0,0,0,.85);
  --font-d:'Space Grotesk','PingFang SC','Microsoft YaHei',system-ui,sans-serif;
  --font-b:'Inter',-apple-system,BlinkMacSystemFont,'PingFang SC','Microsoft YaHei',system-ui,sans-serif;
  --ease:cubic-bezier(.22,.61,.36,1);
  --clip:none;
  --clip-s:none;
}
*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-b);background:var(--bg);color:var(--ink);
  min-height:100vh;position:relative;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;line-height:1.6;
}
/* 细网格 + 极淡冷光 */
body::before{content:'';position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.02) 1px, transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(120% 90% at 50% 0%, #000 30%, transparent 100%);
  mask-image:radial-gradient(120% 90% at 50% 0%, #000 30%, transparent 100%)}
body::after{content:'';position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(65% 45% at 85% -8%, rgba(255,255,255,.05), transparent 70%),
    radial-gradient(55% 40% at 4% 104%, rgba(255,255,255,.02), transparent 70%)}
/* 细腻噪点 */
.grain{position:fixed;inset:0;z-index:1;pointer-events:none;opacity:.04;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
.wrap{position:relative;z-index:2;max-width:960px;margin:0 auto;padding:22px 20px 72px}
@media(max-width:640px){.wrap{padding:16px 14px 56px}}

/* ---------- 品牌栏 ---------- */
.cmdbar{display:flex;align-items:center;gap:13px;margin:2px 0 22px}
.cmdbar .slashes{display:flex;gap:3px;flex:none}
.cmdbar .slashes i{display:block;width:3px;height:24px;background:var(--line-2);border-radius:2px;transform:skewX(-14deg)}
.cmdbar .slashes i:nth-child(1){background:var(--ink);height:24px}
.cmdbar .slashes i:nth-child(2){height:16px}
.cmdbar .slashes i:nth-child(3){height:10px;opacity:.5}
.cmdbar .txt{flex:1;min-width:0;cursor:pointer}
.cmdbar .txt .t1{font-family:var(--font-d);font-size:18px;font-weight:600;letter-spacing:.01em;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cmdbar .txt .t2{font-size:10px;color:var(--dim);letter-spacing:.22em;margin-top:3px;text-transform:uppercase}
.cmdbar .act{display:flex;gap:8px;flex:none}

/* ---------- 面包屑 ---------- */
.crumb{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:11px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--dim);margin-bottom:16px}
.crumb a{color:var(--dim);text-decoration:none;transition:color .2s}
.crumb a:hover{color:var(--ink)}
.crumb .sep{color:var(--dim);opacity:.6}
.crumb .now{color:var(--ink);font-family:var(--font-d);letter-spacing:.06em}

/* ---------- 面板 ---------- */
.panel,.card{background:linear-gradient(180deg,var(--surface-2),var(--surface));border:1px solid var(--line);
  border-radius:var(--r);position:relative;box-shadow:var(--shadow);overflow:hidden}
.panel{padding:22px}
.panel+.panel,.card+.card,.panel+.card,.card+.panel{margin-top:16px}
.panel::before,.card::before{content:'';position:absolute;top:0;left:22px;right:22px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.16),transparent)}
.panel::after,.card::after{content:'';position:absolute;top:14px;left:14px;width:14px;height:14px;pointer-events:none;
  border-top:1px solid var(--line-2);border-left:1px solid var(--line-2);border-radius:3px 0 0 0;opacity:.6}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:44px 34px;min-height:280px;display:flex;flex-direction:column;justify-content:flex-end}
.hero .bgimg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.34;z-index:0;
  transform:scale(1.02);filter:grayscale(.55) contrast(1.04)}
.hero .shade{position:absolute;inset:0;z-index:0;background:
  linear-gradient(180deg, rgba(10,10,11,.4) 0%, rgba(10,10,11,.75) 45%, rgba(10,10,11,.97) 100%),
  linear-gradient(90deg, rgba(10,10,11,.88), transparent 60%)}
.hero>*{position:relative;z-index:1}
.hero .kicker{font-family:var(--font-d);font-size:11px;font-weight:500;letter-spacing:.3em;color:var(--muted);text-transform:uppercase}
.hero h1{font-family:var(--font-d);font-size:48px;font-weight:600;line-height:1.04;letter-spacing:-.02em;margin:14px 0 12px}
.hero h1 .r{color:var(--accent-d)}
.hero p{color:#c9c9c6;font-size:15px;line-height:1.7;max-width:600px;font-weight:400}
.hero .ann{margin-top:20px;font-size:12.5px;color:var(--muted);border-left:2px solid var(--line-2);padding:3px 0 3px 12px}
@media(max-width:640px){.hero{padding:32px 22px;min-height:220px}.hero h1{font-size:32px}}

/* 细线分隔 */
.diag{height:1px;margin:22px 0;background:linear-gradient(90deg,var(--line-2),transparent 60%)}

/* ---------- 区块标题 ---------- */
.sect-h{display:flex;align-items:baseline;gap:12px;font-family:var(--font-d);font-size:14px;font-weight:600;
  letter-spacing:.02em;margin:30px 2px 16px}
.sect-h::before{content:'//';color:var(--dim);font-weight:500;letter-spacing:0;font-size:13px}
.sect-h::after{content:'';flex:1;height:1px;background:var(--line);align-self:center}
.sect-h .en{color:var(--dim);font-size:10px;letter-spacing:.2em;text-transform:uppercase;font-weight:400;font-family:var(--font-b)}

/* ---------- 卡片网格 ---------- */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(248px,1fr));gap:16px}
.tile{background:linear-gradient(180deg,var(--surface-2),var(--surface));border:1px solid var(--line);cursor:pointer;
  border-radius:var(--r);overflow:hidden;position:relative;transition:transform .3s var(--ease),border-color .3s var(--ease),box-shadow .3s var(--ease);
  text-decoration:none;color:inherit;display:flex;flex-direction:column}
.tile:hover{transform:translateY(-4px);border-color:var(--line-2);box-shadow:0 30px 60px -30px rgba(0,0,0,.9)}
.tile .thumb{height:128px;background:#0c0c0d center/cover;position:relative;border-bottom:1px solid var(--line);
  filter:grayscale(.4);transition:filter .4s var(--ease)}
.tile .thumb::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,10,11,.12),rgba(10,10,11,.85))}
.tile:hover .thumb{filter:grayscale(.1) brightness(1.06)}
.tile .thumb .idx{position:absolute;top:14px;left:16px;font-family:var(--font-d);font-size:15px;font-weight:600;
  letter-spacing:.1em;color:#fff;z-index:1;opacity:.92}
.tile .body{padding:18px 18px 20px;flex:1;display:flex;flex-direction:column;gap:6px}
.tile .tt{font-family:var(--font-d);font-size:19px;font-weight:600;letter-spacing:-.01em}
.tile .st{font-size:9.5px;letter-spacing:.24em;color:var(--dim);text-transform:uppercase;font-weight:500}
.tile .ds{font-size:13px;color:var(--muted);line-height:1.6;margin-top:3px}
.tile .go{margin-top:auto;padding-top:14px;font-size:11px;letter-spacing:.14em;color:var(--muted);text-transform:uppercase;
  display:flex;align-items:center;gap:8px;transition:color .3s var(--ease)}
.tile:hover .go{color:var(--ink)}
.tile .go::after{content:'';flex:1;height:1px;background:var(--line)}

/* ---------- 列表条目 ---------- */
.item{display:flex;align-items:center;gap:16px;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-s);padding:16px 18px;margin-bottom:10px;cursor:pointer;transition:all .25s var(--ease);
  text-decoration:none;color:inherit}
.item:hover{background:var(--surface-2);border-color:var(--line-2);transform:translateX(3px)}
.item .no{font-family:var(--font-d);font-size:13px;font-weight:500;color:var(--dim);min-width:30px;letter-spacing:.05em}
.item .ic{width:46px;height:46px;background:#0c0c0d center/cover;border:1px solid var(--line);flex:none;border-radius:9px;filter:grayscale(.5)}
.item .tx{flex:1;min-width:0}
.item .tx .a{font-family:var(--font-d);font-size:16px;font-weight:600}
.item .tx .b{font-size:12.5px;color:var(--muted);margin-top:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.item .arw{color:var(--dim);font-size:16px;transition:transform .25s var(--ease),color .25s}
.item:hover .arw{transform:translateX(4px);color:var(--ink)}

/* ---------- 按钮 ---------- */
.btn{border:none;cursor:pointer;font-family:var(--font-b);font-weight:600;letter-spacing:.02em;
  padding:12px 20px;font-size:14px;color:var(--bg);background:var(--ink);border-radius:var(--r-s);text-decoration:none;
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  box-shadow:0 10px 26px -12px rgba(255,255,255,.35);transition:transform .15s var(--ease),opacity .2s,background .2s}
.btn:hover{opacity:.9}
.btn:active{transform:translateY(1px)}
.btn:disabled{opacity:.45;cursor:wait}
.btn.sm{padding:8px 13px;font-size:12.5px;border-radius:8px;box-shadow:none;letter-spacing:.01em}
.btn.sm:hover{transform:none}
.btn.ghost{background:transparent;border:1px solid var(--line-2);color:var(--ink);box-shadow:none}
.btn.ghost:hover{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.3);opacity:1}
.btn.green{background:var(--ink);color:var(--bg)}
.btn.pink{background:#2a2a2c;color:#f4f4f2;border:1px solid var(--line-2)}
.btn.gray{background:rgba(255,255,255,.07);color:#cfcfcb;border:1px solid var(--line)}
.btn.gray:hover{background:rgba(255,255,255,.12)}
.btn.orange{background:transparent;border:1px solid var(--line-2);color:var(--ink)}
.btn.orange:hover{background:rgba(255,255,255,.08)}
.btn.wide{width:100%}

/* ---------- 表单 ---------- */
.field{width:100%;padding:13px 15px;background:rgba(0,0,0,.32);border:1px solid var(--line);color:var(--ink);
  border-radius:var(--r-s);outline:none;font-size:14px;font-family:var(--font-b);transition:border-color .2s,box-shadow .2s,background .2s}
.field:hover{border-color:var(--line-2)}
.field:focus{border-color:var(--ink);background:rgba(0,0,0,.5);box-shadow:0 0 0 4px rgba(255,255,255,.08)}
.field::placeholder{color:var(--dim)}
select.field{cursor:pointer}
textarea.field{resize:vertical;min-height:104px;line-height:1.7}
label.lbl{display:block;font-size:10.5px;color:var(--muted);margin:0 0 7px 2px;letter-spacing:.16em;text-transform:uppercase;font-weight:500}
.g2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.g2b{display:grid;grid-template-columns:1fr auto;gap:12px;align-items:end}
@media(max-width:560px){.g2{grid-template-columns:1fr}}

/* ---------- 标签（墨白分级） ---------- */
.tag{font-size:10.5px;font-weight:600;letter-spacing:.14em;padding:5px 11px;text-transform:uppercase;white-space:nowrap;
  border-radius:999px;display:inline-flex;align-items:center;gap:6px}
.tag.queued,.tag.off{background:transparent;color:var(--muted);border:1px solid var(--line-2)}
.tag.processing,.tag.done,.tag.on{background:var(--ink);color:var(--bg);border:1px solid var(--ink)}
.tag.cancelled{background:transparent;color:var(--dim);border:1px solid var(--line)}
.tag.urgent{background:transparent;color:var(--ink);border:1px solid var(--ink);box-shadow:0 0 0 3px rgba(255,255,255,.06)}

/* ---------- 空态 / 提示 ---------- */
.empty{text-align:center;color:var(--dim);font-size:13px;padding:40px 0;letter-spacing:.04em}
.err{color:var(--ink);opacity:.85;font-size:13px;text-align:center;min-height:18px;margin-top:10px}
.spinner{display:inline-block;width:22px;height:22px;border:2px solid rgba(255,255,255,.16);border-top-color:var(--ink);border-radius:50%;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.loading-txt{margin-top:14px;color:var(--dim);font-size:11px;letter-spacing:.24em;text-transform:uppercase;text-align:center}
.hidden{display:none !important}
.row{display:flex;align-items:center;gap:10px}

/* ---------- toast ---------- */
.toast{position:fixed;left:50%;bottom:32px;transform:translateX(-50%) translateY(90px);
  background:rgba(22,22,24,.95);backdrop-filter:blur(14px);border:1px solid var(--line-2);color:#fff;
  padding:13px 24px;font-size:13.5px;z-index:99;opacity:0;transition:all .35s var(--ease);pointer-events:none;border-radius:12px;
  box-shadow:0 20px 50px -20px rgba(0,0,0,.9)}
.toast.show{transform:translateX(-50%) translateY(0);opacity:1}

/* ---------- 页脚 ---------- */
.foot{text-align:center;color:var(--dim);font-size:11.5px;letter-spacing:.04em;margin-top:40px;padding-top:22px;border-top:1px solid var(--line)}
.foot a{color:var(--muted);text-decoration:none;transition:color .2s}
.foot a:hover{color:var(--ink)}

/* ---------- 图文内容 ---------- */
.prose{font-size:15px;line-height:1.95;color:#cfcfcc;white-space:pre-wrap;word-break:break-word;letter-spacing:.005em}
.imgph{width:100%;background:#0c0c0d;border:1px solid var(--line);border-radius:var(--r);min-height:140px;
  display:flex;align-items:center;justify-content:center;color:var(--dim);font-size:11px;letter-spacing:.2em;
  text-transform:uppercase;background-size:cover;background-position:center}

/* ---------- 技术小标签 ---------- */
.tech{font-size:9.5px;letter-spacing:.24em;color:var(--dim);text-transform:uppercase}
.tech b{color:var(--muted);font-weight:500}

/* ---------- 启动过场 ---------- */
#boot{position:fixed;inset:0;z-index:200;background:var(--bg);display:flex;align-items:center;justify-content:center;flex-direction:column;gap:20px;transition:opacity .6s var(--ease)}
#boot.out{opacity:0;pointer-events:none}
#boot .lg{font-family:var(--font-d);font-size:26px;font-weight:600;letter-spacing:.14em;text-transform:uppercase}
#boot .lg .r{color:var(--muted)}
#boot .bar{width:200px;height:1px;background:rgba(255,255,255,.1);overflow:hidden}
#boot .bar i{display:block;height:100%;width:38%;background:var(--ink);animation:bootload 1.1s cubic-bezier(.6,.05,.3,.95) infinite}
@keyframes bootload{0%{transform:translateX(-130%)}100%{transform:translateX(330%)}}
#boot .sub{font-size:9.5px;color:var(--dim);letter-spacing:.32em;text-transform:uppercase}

/* ---------- 载入动效 ---------- */
@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.grid>.tile,.panel,.item{animation:fadeUp .6s var(--ease) both}
.grid>.tile:nth-child(1){animation-delay:.02s}
.grid>.tile:nth-child(2){animation-delay:.08s}
.grid>.tile:nth-child(3){animation-delay:.14s}
.grid>.tile:nth-child(4){animation-delay:.2s}
.grid>.tile:nth-child(5){animation-delay:.26s}
.grid>.tile:nth-child(6){animation-delay:.32s}
@media(prefers-reduced-motion:reduce){*{animation:none !important;transition:none !important}}