/* 视觉探索稿 A · 黄色海报首页
   色值说明：--y 为工作色，取样自企业官网练习生招募海报 JPG（非品牌规范色），待清晰标志/规范确认后替换。 */
:root{
  --y:#F9B800;        /* 工作黄（临时） */
  --y-deep:#E3A200;
  --y-soft:#FFE7A3;
  --ink:#17140F;
  --ink-2:#3A342A;
  --paper:#FBF6E9;
  --paper-2:#F2EAD3;
  --line:rgba(23,20,15,.18);
  --blue:#2448C8;     /* 经济学透视 */
  --blue-l:#9DB6FF;
  --red:#B42318;
  --max:1240px;
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",system-ui,sans-serif;
  --display:"Arial Black","Segoe UI Black","Helvetica Neue",Arial,var(--font);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--paper);line-height:1.7;font-size:16px}
img{max-width:100%;display:block}
a{color:inherit}
:focus-visible{outline:3px solid var(--ink);outline-offset:3px}
.research :focus-visible{outline-color:var(--y)}
.wrap{width:min(calc(100% - 40px),var(--max));margin:0 auto}
.skip{position:absolute;left:-999px;top:0;background:var(--ink);color:var(--y);padding:10px 14px;z-index:99}
.skip:focus{left:8px;top:8px}

/* ---------- 原型状态条 ---------- */
.proto-bar{display:flex;flex-wrap:wrap;gap:6px 16px;align-items:center;justify-content:space-between;
  padding:6px 20px;background:var(--ink);color:#F4EEDC;font-size:12.5px;line-height:1.5}
.proto-bar b{color:var(--y)}
.proto-controls{display:flex;gap:8px}
.proto-controls button{font:inherit;color:#F4EEDC;background:transparent;border:1px solid rgba(244,238,220,.4);
  border-radius:999px;padding:6px 12px;min-height:34px;cursor:pointer}
.proto-controls button em{font-style:normal;color:var(--y)}
.proto-controls button[aria-pressed="true"]{background:var(--y);color:var(--ink);border-color:var(--y)}
.proto-controls button[aria-pressed="true"] em{color:var(--ink)}

/* ---------- 页头 ---------- */
.site-head{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:10px 20px;background:var(--y);border-bottom:2px solid var(--ink)}
.mark{display:flex;align-items:center;gap:10px;text-decoration:none}
.mark-box{display:grid;place-items:center;width:36px;height:36px;background:var(--ink);color:var(--y);font-weight:900;font-size:18px}
.mark-text{display:flex;flex-direction:column;font-weight:800;font-size:15px;line-height:1.2}
.mark-text small{font-size:10px;letter-spacing:.14em;font-weight:700;opacity:.75}
.site-head nav{display:flex;gap:4px}
.site-head nav a{text-decoration:none;font-weight:700;font-size:14px;padding:10px 12px;min-height:44px;display:inline-flex;align-items:center}
.site-head nav a:hover{background:var(--ink);color:var(--y)}

/* ---------- 01 海报首屏 ---------- */
.hero{position:relative;overflow:hidden;background:var(--y);min-height:calc(100svh - 96px);
  display:flex;flex-direction:column;isolation:isolate}
.hero-inner{position:relative;z-index:2;width:min(calc(100% - 40px),var(--max));margin:0 auto;
  padding:28px 0 120px;display:grid;grid-template-columns:1fr;gap:18px;flex:1}
.hero-top{display:flex;justify-content:space-between;align-items:flex-start}
.kicker{margin:0;font-family:var(--display);font-size:12px;letter-spacing:.16em;line-height:1.5}
.stamp{margin:0;width:74px;height:74px;border:2.5px solid var(--ink);border-radius:50%;display:grid;place-items:center;
  text-align:center;font-weight:900;font-size:14px;line-height:1.15;transform:rotate(-10deg)}
.hero-title{margin:6px 0 0;display:flex;flex-direction:column;line-height:1;letter-spacing:-.02em}
.t-sm{font-size:15px;font-weight:800;letter-spacing:.3em;margin-bottom:12px}
.t-xl{font-size:clamp(76px,22vw,220px);font-weight:900;line-height:.92;letter-spacing:-.04em;
  text-shadow:0 0 0 var(--ink)}
.t-md{font-size:clamp(26px,6.4vw,58px);font-weight:900;margin-top:14px;line-height:1.12}
.hero-vertical{display:none}
.hero-lead{margin:4px 0 0;max-width:34em;font-size:16px;font-weight:500;color:var(--ink)}
.hero-actions{display:flex;flex-wrap:wrap;gap:10px}
.btn{display:inline-flex;align-items:center;gap:8px;min-height:48px;padding:0 22px;font-weight:800;text-decoration:none;
  border:2px solid var(--ink);transition:transform .2s ease, box-shadow .2s ease}
.btn-ink{background:var(--ink);color:var(--y);box-shadow:5px 5px 0 rgba(23,20,15,.25)}
.btn-line{background:rgba(255,255,255,.35);color:var(--ink)}
.btn:hover{transform:translate(-2px,-2px);box-shadow:7px 7px 0 var(--ink)}
.hero-facts{list-style:none;margin:6px 0 0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:10px;max-width:520px}
.hero-facts li{background:var(--paper);border:2px solid var(--ink);padding:10px 12px;display:flex;flex-direction:column;gap:2px}
.hero-facts b{font-family:var(--display);font-size:24px;line-height:1.1}
.hero-facts span{font-size:13px;font-weight:700}
.hero-facts .tag{margin-top:6px;align-self:flex-start}

/* 背景淡化层：首屏下半部的标志墙 */
.ghost-field{position:absolute;inset:auto 0 0 0;height:62%;z-index:0;pointer-events:none;
  -webkit-mask-image:linear-gradient(to bottom,transparent 0%,rgba(0,0,0,.35) 35%,#000 80%);
          mask-image:linear-gradient(to bottom,transparent 0%,rgba(0,0,0,.35) 35%,#000 80%)}
.ghost-grid{position:absolute;inset:-10% -10% 0 -10%;display:grid;grid-template-columns:repeat(auto-fill,minmax(110px,1fr));
  gap:26px 30px;transform:rotate(-8deg);opacity:.13;align-content:end}
.ghost-tile{aspect-ratio:1.4;display:grid;place-items:center;position:relative}
.ghost-tile .gshape{width:62%;height:62%;border:5px solid var(--ink)}
.ghost-tile:nth-child(4n+1) .gshape{clip-path:polygon(0 0,100% 0,55% 100%,45% 100%);border-width:0;background:var(--ink)}
.ghost-tile:nth-child(4n+2) .gshape{border-radius:50%}
.ghost-tile:nth-child(4n+3) .gshape{transform:skewX(-16deg)}
.ghost-tile:nth-child(4n) .gshape{border-radius:40% 0;border-width:0;background:var(--ink)}
.ghost-tile small{position:absolute;bottom:-4px;font:700 10px/1 var(--display);letter-spacing:.1em}
.ghost-tile img{width:100%;height:100%;object-fit:contain;mix-blend-mode:multiply;filter:grayscale(1) contrast(1.4)}
body.review .ghost-grid{opacity:.16}
.hero-sweep{position:absolute;z-index:1;right:-12%;top:-20%;width:70%;height:120%;pointer-events:none;
  background:radial-gradient(closest-side,rgba(255,240,190,.55),transparent 70%)}

/* 斜向胶带 */
.tape{position:absolute;z-index:3;left:-5%;right:-5%;bottom:44px;transform:rotate(-3deg);background:var(--ink);color:var(--y);
  overflow:hidden;border-top:3px solid var(--y-deep);border-bottom:3px solid var(--y-deep)}
.tape-track{display:flex;width:max-content;animation:tape 38s linear infinite}
.tape-track span{white-space:nowrap;padding:12px 0 12px 24px;font-weight:900;font-size:15px;letter-spacing:.06em}
@keyframes tape{to{transform:translateX(-50%)}}
.hero-note{position:absolute;z-index:3;left:20px;bottom:8px;margin:0;font-size:11.5px;font-weight:700;color:var(--ink-2)}

/* ---------- 标签 ---------- */
.tag{display:inline-block;font-style:normal;font-size:11.5px;font-weight:800;line-height:1.3;padding:3px 7px;border:1.5px solid currentColor;letter-spacing:.02em}
.tag-fact{color:#14532D;background:#E7F5EA}
.tag-self{color:#7A4B00;background:#FFF1CC}
.tag-press{color:#4B2E83;background:#EFE8FB}
.tag-infer{color:#1E3A8A;background:#E3EAFF}
.tag-model{color:#7C2D12;background:#FFE8DC}
.tag-todo{color:var(--red);background:#FDECEA;border-style:dashed}

/* ---------- 02 组合展示 ---------- */
.groups{padding:72px 0 80px;background:var(--paper)}
.sec-head{display:grid;gap:10px;margin-bottom:36px}
.sec-no{margin:0;font:800 12px/1 var(--display);letter-spacing:.18em}
.sec-head h2{margin:0;font-size:clamp(32px,6vw,60px);line-height:1.08;font-weight:900;letter-spacing:-.02em}
.sec-lead{margin:0;max-width:44em;color:var(--ink-2)}
.group-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr;gap:22px}
.g-card{background:#fff;border:2px solid var(--ink);display:flex;flex-direction:column;box-shadow:6px 6px 0 var(--y)}
.g-photo{margin:0;position:relative;aspect-ratio:16/10;background:var(--paper-2);border-bottom:2px solid var(--ink);overflow:hidden}
.ph{position:absolute;inset:0;display:grid;place-items:center;text-align:center;padding:16px;
  background:repeating-linear-gradient(-45deg,transparent 0 14px,rgba(23,20,15,.07) 14px 15px),var(--y-soft)}
.ph::before{content:attr(data-ph);position:absolute;left:10px;top:10px;font:800 10.5px/1 var(--display);letter-spacing:.1em;background:var(--ink);color:var(--y);padding:4px 6px}
.ph-label{font-weight:900;font-size:17px;line-height:1.35}
.ph-label small{font-weight:600;font-size:12px;color:var(--ink-2)}
.g-photo .cand{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:none}
.g-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:8px;flex:1}
.g-gen{margin:0;display:flex;justify-content:space-between;gap:8px;font-size:12.5px;font-weight:800;border-bottom:1px solid var(--line);padding-bottom:8px}
.g-gen span:first-child{background:var(--ink);color:var(--y);padding:1px 8px}
.g-body h3{margin:0;font-size:28px;line-height:1.15;font-weight:900}
.g-body h3 small{display:block;font:800 11px/1.4 var(--display);letter-spacing:.12em;color:var(--ink-2);margin-top:4px}
.g-meta{margin:0;color:var(--ink-2);font-size:14.5px}
.g-logo{height:64px;border:1.5px dashed var(--line);display:flex;align-items:center;justify-content:center;position:relative;margin-top:auto}
.ph-logo{font-size:12px;font-weight:700;color:var(--ink-2)}
.g-logo .cand-logo{display:none;height:100%;width:100%;object-fit:contain;mix-blend-mode:multiply;transform:scale(1.9)}
.g-trainee{background:var(--ink);color:#F4EEDC;box-shadow:6px 6px 0 var(--y)}
.g-trainee .g-gen{border-color:rgba(244,238,220,.2)}
.g-trainee .g-gen span:first-child{background:var(--y);color:var(--ink)}
.g-trainee .g-meta{color:#D9D1BB}
.g-trainee .g-logo{border-color:rgba(244,238,220,.3);background:#fff}
/* 审看模式 */
body.review .g-photo .cand{display:block}
body.review .g-photo:has(.cand) .ph{display:none}
body.review .g-logo .cand-logo{display:block}
body.review .g-logo:has(.cand-logo) .ph-logo{display:none}
body.review .g-photo:has(.cand)::after,body.review .g-logo:has(.cand-logo)::after{
  content:"候选 · 企业官网公开图 · 授权未确认 · 仅内部审看";position:absolute;left:8px;bottom:8px;right:8px;
  font-size:11px;font-weight:800;color:var(--ink);background:var(--y);padding:3px 6px;text-align:left}
body.review .g-logo:has(.cand-logo)::after{bottom:auto;top:-1px;left:-1px;right:auto;font-size:10px}

/* ---------- 03 研究模块 ---------- */
.research{background:var(--ink);color:#F4EEDC;padding:76px 0 84px;position:relative;overflow:hidden}
.research::before{content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;
  border:60px solid rgba(249,184,0,.08)}
.sec-head-dark .sec-lead{color:#D9D1BB}
.sec-head-dark h2 em{font-style:normal;color:var(--y)}
.lens{display:inline-flex;border:2px solid var(--y);margin-bottom:20px}
.lens button{font:inherit;font-weight:800;min-height:46px;padding:0 20px;background:transparent;color:var(--y);border:0;cursor:pointer}
.lens button[aria-selected="true"]{background:var(--y);color:var(--ink)}
.matrix-wrap[data-view="eco"] ~ *{}
.matrix-wrap{transition:background-color .3s ease}
.matrix{width:100%;border-collapse:collapse;background:#211D16;font-size:14.5px}
.matrix caption{caption-side:top;text-align:left;font-size:12.5px;color:#BFB59B;padding-bottom:8px}
.matrix th,.matrix td{border:1px solid rgba(244,238,220,.14);padding:12px 10px;text-align:left;vertical-align:top}
.matrix thead th{background:var(--y);color:var(--ink);font-weight:900;font-size:13.5px}
.matrix tbody th{font-weight:800;width:34%}
.matrix .eco{display:block;font-weight:500;font-size:12.5px;color:var(--blue-l);max-height:0;overflow:hidden;opacity:0;transition:max-height .3s ease,opacity .3s ease,margin .3s}
.dot{font-style:normal;display:inline-grid;place-items:center;width:20px;height:20px;margin-right:6px;font-size:12px;font-weight:900;border-radius:50%}
.dot-y{background:var(--y);color:var(--ink)}
.dot-p{border:1.5px solid var(--y);color:var(--y)}
.dot-n{background:#3A342A;color:#BFB59B}
.dot-r{background:var(--red);color:#fff}
.read p{margin:14px 0 0;font-size:15px}
.read-eco{display:none}
.evidence{list-style:none;padding:0;margin:22px 0 0;display:grid;gap:10px;font-size:13.5px;color:#D9D1BB}
.evidence .tag{margin-right:8px}
/* 透视状态：冷蓝网格 */
.matrix-wrap[data-view="eco"] .matrix{background:#0E1A3D;background-image:linear-gradient(rgba(157,182,255,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(157,182,255,.08) 1px,transparent 1px);background-size:22px 22px}
.matrix-wrap[data-view="eco"] .matrix thead th{background:var(--blue-l);color:#0E1A3D}
.matrix-wrap[data-view="eco"] .eco{max-height:80px;opacity:1;margin-top:4px}
.matrix-wrap[data-view="eco"] .read-biz{display:none}
.matrix-wrap[data-view="eco"] .read-eco{display:block;color:var(--blue-l)}
.matrix-wrap[data-view="eco"] .dot-y{background:var(--blue-l)}

/* ---------- 来源 ---------- */
.sources{padding:56px 0 64px;background:var(--paper-2)}
.sources h2{margin:0 0 14px;font-size:26px;font-weight:900}
.legend{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.src-list{margin:0 0 16px;padding-left:20px;font-size:14px;word-break:break-all;color:var(--ink-2)}
.fine{margin:0;font-size:13px;color:var(--ink-2);max-width:60em;border-left:4px solid var(--y);padding-left:12px}
.site-foot{background:var(--ink);color:#BFB59B;font-size:12.5px;padding:18px 0}
.site-foot .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px}

/* ---------- 响应式 ---------- */
@media (max-width:599px){
  .site-head{padding:8px 14px}
  .site-head nav{display:none}
  .proto-bar{padding:6px 14px;font-size:12px}
  .hero-inner{width:calc(100% - 28px);padding-bottom:110px}
  .hero-facts b{font-size:21px}
  .ghost-grid{grid-template-columns:repeat(3,1fr);gap:18px}
  .matrix{font-size:13.5px}
  .matrix th,.matrix td{padding:10px 7px}
  .matrix td{white-space:nowrap}
  .matrix-wrap{overflow-x:auto}
}
@media (min-width:600px){
  .group-list{grid-template-columns:repeat(2,1fr)}
}
@media (min-width:900px){
  .hero-inner{grid-template-columns:minmax(0,1fr) 120px;column-gap:40px;padding:40px 0 150px}
  .hero-top,.hero-title,.hero-lead,.hero-actions,.hero-facts{grid-column:1}
  .hero-vertical{display:block;grid-column:2;grid-row:1 / span 5;justify-self:end;margin:0;writing-mode:vertical-rl;
    font-weight:900;font-size:22px;letter-spacing:.32em;border-left:3px solid var(--ink);padding-left:10px}
  .sec-head{grid-template-columns:1fr 1fr;align-items:end;column-gap:48px}
  .sec-head .sec-no{grid-column:1 / -1}
  .tape-track span{font-size:17px;padding:14px 0 14px 28px}
  .group-list{grid-template-columns:repeat(4,1fr)}
  .g-trainee{grid-column:auto}
}
@media (min-width:1200px){
  .hero-lead{font-size:17px}
  .hero-title .t-xl{font-size:200px}
}

/* ---------- 少动效 ---------- */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}
body.calm *,body.calm *::before,body.calm *::after{animation:none!important;transition:none!important}
html:has(body.calm){scroll-behavior:auto}