/* ============================================================
   SECOND COURT 第二现场 · Design System
   Dark broadcast / courtside-night aesthetic
   ============================================================ */
:root{
  --bg:#0b0e17;--bg-2:#111527;--panel:#161b2e;--panel-2:#1c2238;
  --line:#262d47;--line-soft:#1f2540;
  --ink:#eef0f8;--ink-2:#c3c8dc;--muted:#8a90a8;--muted-2:#666c84;
  --nyk-orange:#f58426;--nyk-blue:#3b6fe0;--sas-silver:#8a9bb4;
  --accent:#f58426;--accent-soft:rgba(245,132,38,.12);
  --blue-soft:rgba(59,111,224,.14);
  --good:#3ddc84;--good-soft:rgba(61,220,132,.12);
  --warn:#ffc043;--warn-soft:rgba(255,192,67,.1);
  --danger:#ff5d5d;--danger-soft:rgba(255,93,93,.1);
  --violet:#a78bfa;--violet-soft:rgba(167,139,250,.12);
  --r:14px;--r-lg:18px;--r-sm:9px;
  --shadow:0 18px 44px rgba(0,0,0,.45);
  --shadow-sm:0 6px 18px rgba(0,0,0,.3);
  --mono:"SF Mono","JetBrains Mono",ui-monospace,Menlo,monospace;
  font-family:"PingFang SC","Noto Sans CJK SC","Microsoft YaHei",-apple-system,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);min-height:100vh;font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased}
body:before{content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:radial-gradient(90% 55% at 50% -10%,rgba(59,111,224,.16) 0%,transparent 60%),
             radial-gradient(70% 45% at 85% 108%,rgba(245,132,38,.1) 0%,transparent 55%)}
button,input,select,textarea{font:inherit}
button{cursor:pointer;border:0;background:transparent;color:inherit}
a{color:var(--accent);text-decoration:none}
::selection{background:rgba(245,132,38,.35)}
.mono{font-family:var(--mono)}

/* ---------- Topbar ---------- */
.topbar{position:sticky;top:0;z-index:50;height:64px;display:flex;align-items:center;justify-content:space-between;
  padding:0 max(20px,calc((100vw - 1280px)/2));
  background:rgba(11,14,23,.82);backdrop-filter:blur(18px);border-bottom:1px solid var(--line-soft)}
.brand{display:flex;align-items:center;gap:11px;min-width:0}
.brand-mark{width:36px;height:36px;border-radius:11px;flex:0 0 36px;position:relative;overflow:hidden;
  background:conic-gradient(from 210deg,#f58426,#e0632e 40%,#3b6fe0 70%,#f58426);box-shadow:0 4px 14px rgba(245,132,38,.35)}
.brand-mark:after{content:"";position:absolute;inset:3px;border-radius:9px;background:#0d1020;
  background-image:radial-gradient(circle at 50% 120%,rgba(245,132,38,.5),transparent 60%)}
.brand-mark span{position:absolute;inset:0;display:grid;place-items:center;z-index:1;font:800 15px/1 Georgia,serif;color:#ffd9b0;letter-spacing:-1px}
.brand-name{font-weight:800;font-size:17px;letter-spacing:-.3px;white-space:nowrap}
.brand-name em{font-style:normal;background:linear-gradient(90deg,#f58426,#ffb35c);-webkit-background-clip:text;background-clip:text;color:transparent}
.brand-sub{font-size:10px;color:var(--muted-2);letter-spacing:.5px;margin-top:1px;white-space:nowrap}
.nav{display:flex;gap:4px}
.nav button{padding:8px 14px;border-radius:10px;color:var(--muted);font-size:13px;font-weight:600;transition:.15s;white-space:nowrap}
.nav button:hover{background:var(--panel-2);color:var(--ink-2)}
.nav button.active{background:var(--accent-soft);color:var(--accent)}
.nav button .dot{display:inline-block;width:5px;height:5px;border-radius:50%;background:var(--good);margin-right:5px;vertical-align:2px;animation:pulse 1.6s infinite}

/* ---------- Layout ---------- */
.layout{max-width:1280px;margin:0 auto;padding:20px;position:relative;z-index:1}
.view{display:none;animation:fadeUp .35s ease both}
.view.active{display:block}
@keyframes fadeUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
@keyframes popIn{0%{opacity:0;transform:scale(.92) translateY(8px)}100%{opacity:1;transform:none}}
@keyframes flashScore{0%{background:var(--accent-soft)}100%{background:transparent}}
@keyframes spin{to{transform:rotate(360deg)}}

/* ---------- Scoreboard ---------- */
.scoreboard{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:14px;
  background:linear-gradient(160deg,#141a30,#0e1224);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:16px 22px;margin-bottom:16px;box-shadow:var(--shadow-sm);position:relative;overflow:hidden}
.scoreboard:before{content:"";position:absolute;inset:0;background:
  radial-gradient(60% 120% at 8% 50%,rgba(59,111,224,.14),transparent 55%),
  radial-gradient(60% 120% at 92% 50%,rgba(245,132,38,.12),transparent 55%);pointer-events:none}
.team{display:flex;align-items:center;gap:12px;min-width:0}
.team.right{flex-direction:row-reverse;text-align:right}
.team-logo{width:46px;height:46px;border-radius:13px;display:grid;place-items:center;font:800 15px/1 Georgia,serif;flex:0 0 46px;letter-spacing:-.5px}
.team-logo.nyk{background:linear-gradient(145deg,#1d43a8,#0e2a76);color:#ffa54d;border:1px solid #3b6fe066}
.team-logo.sas{background:linear-gradient(145deg,#2a3242,#171c28);color:#c8d4e4;border:1px solid #8a9bb455}
.team-name{font-weight:800;font-size:15px;letter-spacing:-.2px}
.team-rec{font-size:10.5px;color:var(--muted-2);margin-top:1px}
.score-mid{text-align:center;position:relative;z-index:1}
.score-nums{display:flex;align-items:center;gap:14px;justify-content:center}
.score-num{font:800 40px/1 var(--mono);letter-spacing:-2px;min-width:74px;border-radius:10px;padding:2px 6px;transition:.2s}
.score-num.flash{animation:flashScore 1s ease}
.score-sep{color:var(--muted-2);font-size:20px;font-weight:300}
.game-clock{display:inline-flex;align-items:center;gap:8px;margin-top:6px;font-family:var(--mono);font-size:12px;color:var(--ink-2);
  background:var(--panel-2);border:1px solid var(--line);padding:4px 12px;border-radius:999px}
.game-clock .live-dot{width:6px;height:6px;border-radius:50%;background:var(--danger);animation:pulse 1.2s infinite}
.game-clock.final .live-dot{background:var(--good);animation:none}
.series-tag{font-size:10px;color:var(--muted);margin-top:6px;letter-spacing:.4px}

/* ---------- Live layout ---------- */
.live-grid{display:grid;grid-template-columns:minmax(0,1fr) 336px;gap:18px;align-items:start}
.side{position:sticky;top:84px;display:flex;flex-direction:column;gap:13px}

/* ---------- Timeline controls ---------- */
.controls{display:flex;align-items:center;gap:10px;flex-wrap:wrap;background:var(--panel);border:1px solid var(--line);
  border-radius:var(--r);padding:11px 14px;margin-bottom:14px}
.btn{display:inline-flex;align-items:center;gap:7px;padding:9px 16px;border-radius:11px;font-size:13px;font-weight:700;transition:.16s}
.btn-primary{background:linear-gradient(135deg,#f58426,#e0632e);color:#14060a;box-shadow:0 6px 16px rgba(245,132,38,.3)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 10px 24px rgba(245,132,38,.42)}
.btn-ghost{background:var(--panel-2);color:var(--ink-2);border:1px solid var(--line)}
.btn-ghost:hover{border-color:#3a4266;color:var(--ink)}
.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none!important}
.progress{flex:1;min-width:140px;display:flex;align-items:center;gap:10px}
.progress-track{flex:1;height:6px;border-radius:999px;background:var(--panel-2);border:1px solid var(--line);overflow:hidden}
.progress-fill{height:100%;width:0%;border-radius:999px;background:linear-gradient(90deg,#3b6fe0,#f58426);transition:width .5s ease}
.progress-label{font-family:var(--mono);font-size:11px;color:var(--muted);white-space:nowrap}
.speed{display:flex;gap:4px}
.speed button{padding:5px 10px;border-radius:8px;font-size:11px;font-family:var(--mono);color:var(--muted);border:1px solid var(--line);background:var(--panel-2)}
.speed button.active{color:var(--accent);border-color:#f5842666;background:var(--accent-soft)}
.jump-chips{display:flex;gap:6px;flex-wrap:wrap;margin-top:2px;width:100%}
.jump-chips button{font-size:11px;padding:5px 11px;border-radius:999px;background:var(--panel-2);border:1px solid var(--line);color:var(--muted);transition:.15s}
.jump-chips button:hover{color:var(--accent);border-color:#f5842666}

/* ---------- Feed ---------- */
.feed{display:flex;flex-direction:column;gap:16px;padding-bottom:120px}
.feed-empty{border:1.5px dashed var(--line);border-radius:var(--r-lg);padding:44px 24px;text-align:center;color:var(--muted)}
.feed-empty b{display:block;color:var(--ink-2);font-size:16px;margin-bottom:6px}
.event-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg);padding:17px 20px;animation:popIn .4s cubic-bezier(.2,.9,.3,1.2) both;box-shadow:var(--shadow-sm)}
.event-head{display:flex;align-items:center;gap:9px;flex-wrap:wrap;margin-bottom:7px}
.q-badge{font-family:var(--mono);font-size:10.5px;font-weight:700;padding:3px 9px;border-radius:7px;background:var(--blue-soft);color:#7ea1f0;letter-spacing:.5px}
.clock-badge{font-family:var(--mono);font-size:10.5px;color:var(--muted)}
.event-type{font-size:10px;font-weight:700;letter-spacing:.6px;padding:3px 8px;border-radius:999px}
.event-type.score{background:var(--accent-soft);color:var(--accent)}
.event-type.defense{background:var(--good-soft);color:var(--good)}
.event-type.timeout{background:var(--warn-soft);color:var(--warn)}
.event-type.milestone{background:var(--violet-soft);color:var(--violet)}
.event-score{margin-left:auto;font-family:var(--mono);font-size:12px;color:var(--ink-2);font-weight:700}
.event-title{font-size:16.5px;font-weight:800;letter-spacing:-.2px;margin:2px 0 5px}
.event-desc{font-size:13px;color:var(--muted);margin:0;line-height:1.65}

/* tactic diagram */
.tactic{margin-top:12px;border:1px solid var(--line-soft);border-radius:var(--r);overflow:hidden;background:#10152a}
.tactic-head{display:flex;align-items:center;gap:8px;padding:8px 13px;font-size:11px;font-weight:700;color:var(--violet);background:var(--violet-soft);letter-spacing:.4px}
.tactic svg{display:block;width:100%;height:auto}

/* companion message */
.companion{display:flex;gap:10px;animation:popIn .4s .12s cubic-bezier(.2,.9,.3,1.2) both}
.companion-avatar{width:34px;height:34px;flex:0 0 34px;border-radius:50%;display:grid;place-items:center;font-size:16px;
  background:linear-gradient(135deg,#252b45,#1a1f36);border:1px solid var(--line)}
.companion-body{flex:1;min-width:0}
.companion-bubble{background:var(--panel-2);border:1px solid var(--line);border-radius:5px 16px 16px 16px;padding:12px 15px;font-size:14px;line-height:1.7}
.companion-bubble .hl{color:var(--accent);font-weight:700}
.companion-bubble .hl-b{color:#7ea1f0;font-weight:700}
.companion-name{font-size:11px;color:var(--muted);margin:0 0 4px;display:flex;align-items:center;gap:6px}
.persona-chip{font-size:9.5px;font-weight:700;padding:2px 7px;border-radius:999px;letter-spacing:.3px}
.persona-chip.rookie{background:var(--good-soft);color:var(--good)}
.persona-chip.data{background:var(--blue-soft);color:#7ea1f0}
.persona-chip.trash{background:var(--danger-soft);color:#ff8a8a}
.msg-meta{display:flex;align-items:center;gap:6px;margin-top:7px;flex-wrap:wrap}
.badge{display:inline-flex;align-items:center;gap:4px;font-size:9.5px;font-weight:700;padding:3px 8px;border-radius:999px;font-family:var(--mono)}
.badge-conf{background:var(--panel);border:1px solid var(--line);color:var(--muted)}
.badge-lat{background:var(--panel);border:1px solid var(--line);color:var(--muted)}
.badge-src{background:var(--good-soft);color:var(--good)}
.see-process{margin-left:auto;font-size:10px;font-weight:700;color:#7ea1f0;background:var(--blue-soft);border:1px solid #3b6fe044;padding:3px 10px;border-radius:999px;transition:.15s}
.see-process:hover{background:rgba(59,111,224,.25)}

/* reasoning process expander */
.process{display:none;margin-top:9px;border:1px solid var(--line-soft);border-radius:var(--r-sm);background:#0e1226;padding:12px 14px;font-size:12px}
.process.open{display:block;animation:fadeUp .25s ease}
.process-step{display:flex;gap:10px;padding:7px 0;border-bottom:1px dashed var(--line-soft)}
.process-step:last-child{border-bottom:0}
.process-step .no{width:20px;height:20px;flex:0 0 20px;border-radius:6px;display:grid;place-items:center;font-family:var(--mono);font-size:10px;font-weight:700;background:var(--blue-soft);color:#7ea1f0}
.process-step b{display:block;font-size:11.5px;color:var(--ink-2)}
.process-step span{display:block;color:var(--muted);font-size:11px;line-height:1.6;font-family:var(--mono)}
.process-note{margin-top:8px;font-size:10.5px;color:var(--muted-2);line-height:1.6}

/* user question bubble */
.user-msg{align-self:flex-end;max-width:80%;background:linear-gradient(135deg,rgba(245,132,38,.16),rgba(245,132,38,.08));
  border:1px solid #f5842655;color:#ffc99a;border-radius:16px 16px 5px 16px;padding:11px 16px;font-size:14px;font-weight:600;animation:popIn .3s ease both}

/* prediction card */
.predict{border:1.5px solid #3b6fe066;background:linear-gradient(150deg,rgba(59,111,224,.12),var(--panel));border-radius:var(--r-lg);padding:15px 17px;animation:popIn .45s ease both}
.predict-tag{display:inline-flex;align-items:center;gap:6px;font-size:10px;font-weight:800;letter-spacing:.6px;color:#7ea1f0;background:var(--blue-soft);padding:4px 10px;border-radius:999px;margin-bottom:9px}
.predict h4{margin:0 0 11px;font-size:15px;letter-spacing:-.2px}
.predict-opts{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:9px}
.predict-opt{background:var(--panel-2);border:1.5px solid var(--line);border-radius:12px;padding:11px 12px;text-align:left;transition:.18s;font-size:13px;font-weight:700;color:var(--ink-2)}
.predict-opt small{display:block;font-weight:500;font-size:10.5px;color:var(--muted);margin-top:3px}
.predict-opt:hover:not([disabled]){border-color:#7ea1f0;transform:translateY(-2px)}
.predict-opt.chosen{border-color:var(--accent);background:var(--accent-soft)}
.predict-opt.correct{border-color:var(--good);background:var(--good-soft)}
.predict-opt.wrong{border-color:var(--danger);background:var(--danger-soft);opacity:.75}
.predict-result{margin-top:10px;font-size:12.5px;padding:9px 13px;border-radius:10px;display:none}
.predict-result.show{display:block;animation:fadeUp .3s ease}
.predict-result.win{background:var(--good-soft);color:var(--good);border:1px solid #3ddc8444}
.predict-result.lose{background:var(--danger-soft);color:#ff9a9a;border:1px solid #ff5d5d33}

/* sponsor rights card */
.sponsor{border:1.5px solid #ffc04355;background:linear-gradient(150deg,rgba(255,192,67,.1),var(--panel));border-radius:var(--r-lg);padding:15px 17px;animation:popIn .5s ease both;position:relative;overflow:hidden}
.sponsor:after{content:"AD";position:absolute;top:12px;right:14px;font-size:9px;font-weight:800;letter-spacing:1px;color:var(--warn);border:1px solid #ffc04366;padding:2px 6px;border-radius:5px}
.sponsor-tag{display:inline-flex;align-items:center;gap:6px;font-size:10px;font-weight:800;letter-spacing:.6px;color:var(--warn);background:var(--warn-soft);padding:4px 10px;border-radius:999px;margin-bottom:9px}
.sponsor h4{margin:0 0 5px;font-size:15.5px}
.sponsor p{margin:0 0 12px;font-size:12.5px;color:var(--muted)}
.sponsor-brand{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.sponsor-logo{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;font-weight:800;font-size:13px;background:linear-gradient(135deg,#2b2417,#1d1a10);border:1px solid #ffc04344;color:var(--warn)}
.sponsor-brand b{font-size:13px}
.sponsor-brand span{display:block;font-size:10.5px;color:var(--muted)}
.sponsor-claim{width:100%;padding:11px;border-radius:11px;background:linear-gradient(135deg,#ffc043,#f5a623);color:#241a05;font-weight:800;font-size:13.5px;transition:.15s}
.sponsor-claim:hover{transform:translateY(-1px);box-shadow:0 8px 20px rgba(255,192,67,.3)}
.sponsor-claim.claimed{background:var(--good-soft);color:var(--good);border:1px solid #3ddc8455}
.sponsor-note{margin-top:8px;font-size:10px;color:var(--muted-2);text-align:center}

/* ---------- Sidebar widgets ---------- */
.widget{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg);padding:15px;box-shadow:var(--shadow-sm)}
.widget h3{margin:0 0 11px;font-size:12px;font-weight:800;letter-spacing:.8px;color:var(--muted);display:flex;align-items:center;gap:7px}
.widget h3 .ico{font-size:14px}
.persona-list{display:flex;flex-direction:column;gap:8px}
.persona-card{display:flex;align-items:center;gap:11px;padding:11px 12px;border-radius:12px;border:1.5px solid var(--line);background:var(--panel-2);text-align:left;transition:.18s;width:100%}
.persona-card:hover{border-color:#3a4266;transform:translateX(2px)}
.persona-card.active{border-color:var(--accent);background:var(--accent-soft)}
.persona-card.active .persona-icon{transform:scale(1.08)}
.persona-icon{width:38px;height:38px;flex:0 0 38px;border-radius:50%;display:grid;place-items:center;font-size:19px;background:var(--panel);border:1px solid var(--line);transition:.2s}
.persona-card b{display:block;font-size:13.5px;letter-spacing:-.2px}
.persona-card span{display:block;font-size:10.5px;color:var(--muted);margin-top:1px;line-height:1.45}
.persona-card .check{margin-left:auto;font-size:14px;color:var(--accent);opacity:0;transition:.2s}
.persona-card.active .check{opacity:1}

.streak{display:flex;align-items:center;justify-content:space-between;gap:8px}
.streak-item{flex:1;text-align:center;background:var(--panel-2);border:1px solid var(--line);border-radius:12px;padding:11px 6px}
.streak-item b{display:block;font:800 23px/1.1 var(--mono);color:var(--accent);text-shadow:0 0 18px rgba(245,132,38,.35)}
.streak-item.blue b{color:#7ea1f0}
.streak-item.green b{color:var(--good)}
.streak-item span{font-size:10px;color:var(--muted)}

.quick-qs{display:flex;flex-direction:column;gap:7px}
.quick-qs button{text-align:left;padding:10px 13px;border-radius:11px;background:var(--panel-2);border:1px solid var(--line);font-size:12.5px;color:var(--ink-2);transition:.16s;line-height:1.4}
.quick-qs button:hover:not([disabled]){border-color:#f5842666;color:var(--accent);transform:translateX(3px)}
.quick-qs button .q-cat{display:inline-block;font-size:9px;font-weight:800;letter-spacing:.4px;padding:2px 6px;border-radius:5px;margin-right:7px;vertical-align:1px}
.quick-qs .cat-rule{background:var(--good-soft);color:var(--good)}
.quick-qs .cat-tactic{background:var(--violet-soft);color:var(--violet)}
.quick-qs .cat-hist{background:var(--blue-soft);color:#7ea1f0}
.quick-qs .cat-hot{background:var(--danger-soft);color:#ff8a8a}
.side-note{font-size:10.5px;color:var(--muted-2);line-height:1.6;padding:2px 4px}

/* ---------- Report (观赛报告) ---------- */
.report-wrap{max-width:560px;margin:0 auto}
.report-card{background:linear-gradient(165deg,#151b33,#0e1224 60%,#191129);border:1px solid var(--line);border-radius:22px;overflow:hidden;box-shadow:var(--shadow)}
.report-hero{padding:26px 26px 20px;background:
  radial-gradient(80% 90% at 85% 0%,rgba(245,132,38,.22),transparent 55%),
  radial-gradient(70% 80% at 10% 100%,rgba(59,111,224,.18),transparent 60%);position:relative}
.report-hero .rp-tag{font-size:10px;font-weight:800;letter-spacing:1.2px;color:var(--accent)}
.report-hero h2{margin:8px 0 4px;font-size:24px;letter-spacing:-.5px;line-height:1.3}
.report-hero p{margin:0;font-size:12.5px;color:var(--muted)}
.report-body{padding:20px 26px 24px}
.report-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:16px}
.rp-stat{background:rgba(255,255,255,.04);border:1px solid var(--line);border-radius:13px;padding:13px 8px;text-align:center}
.rp-stat b{display:block;font:800 24px/1.1 var(--mono);color:var(--accent)}
.rp-stat.blue b{color:#7ea1f0}.rp-stat.green b{color:var(--good)}
.rp-stat span{font-size:10px;color:var(--muted)}
.rp-line{display:flex;justify-content:space-between;gap-10px;padding:9px 0;border-bottom:1px dashed var(--line-soft);font-size:13px}
.rp-line:last-child{border-bottom:0}
.rp-line span{color:var(--muted)}
.rp-line b{color:var(--ink-2);text-align:right}
.rp-brand{margin-top:14px;display:flex;align-items:center;gap:10px;background:var(--warn-soft);border:1px solid #ffc04333;border-radius:12px;padding:10px 13px;font-size:11.5px;color:var(--warn)}
.report-foot{padding:14px 26px;border-top:1px solid var(--line-soft);display:flex;align-items:center;justify-content:space-between;font-size:10.5px;color:var(--muted-2)}
.report-actions{display:flex;gap:10px;margin-top:18px;justify-content:center}
.report-empty{text-align:center;padding:60px 20px;color:var(--muted)}
.report-empty b{display:block;font-size:17px;color:var(--ink-2);margin-bottom:8px}

/* ---------- Partner Studio ---------- */
.studio-grid{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:18px;align-items:start}
.steps{display:flex;gap:8px;margin-bottom:16px}
.step-pill{flex:1;display:flex;align-items:center;gap:9px;padding:11px 14px;border-radius:12px;border:1.5px solid var(--line);background:var(--panel);font-size:12.5px;font-weight:700;color:var(--muted);transition:.2s}
.step-pill .s-no{width:22px;height:22px;border-radius:7px;display:grid;place-items:center;font-family:var(--mono);font-size:11px;background:var(--panel-2);border:1px solid var(--line)}
.step-pill.on{border-color:var(--accent);color:var(--ink)}
.step-pill.on .s-no{background:var(--accent-soft);color:var(--accent);border-color:#f5842666}
.step-pill.done{border-color:#3ddc8455;color:var(--good)}
.step-pill.done .s-no{background:var(--good-soft);color:var(--good);border-color:#3ddc8444}
.studio-panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg);padding:19px;box-shadow:var(--shadow-sm)}
.studio-panel h3{margin:0 0 4px;font-size:16px;letter-spacing:-.2px}
.studio-panel .sub{margin:0 0 15px;font-size:12px;color:var(--muted)}
.opt-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px}
.opt-card{border:1.5px solid var(--line);border-radius:13px;padding:13px;background:var(--panel-2);text-align:left;transition:.18s}
.opt-card:hover{border-color:#3a4266;transform:translateY(-2px)}
.opt-card.sel{border-color:var(--warn);background:var(--warn-soft)}
.opt-card b{display:block;font-size:13px}
.opt-card span{display:block;font-size:10.5px;color:var(--muted);margin-top:3px;line-height:1.5}
.opt-card .oc-ico{font-size:18px;margin-bottom:6px;display:block}
.form-row{display:grid;grid-template-columns:110px 1fr;gap:11px;align-items:center;margin-bottom:11px;font-size:13px}
.form-row label{color:var(--muted);font-size:12px}
.form-row select,.form-row input{background:var(--panel-2);border:1px solid var(--line);color:var(--ink);border-radius:10px;padding:9px 12px;outline:none;font-size:13px;width:100%}
.form-row select:focus,.form-row input:focus{border-color:var(--accent)}
.chip-select{display:flex;gap:7px;flex-wrap:wrap}
.chip-select button{font-size:11.5px;padding:6px 12px;border-radius:999px;border:1.5px solid var(--line);background:var(--panel-2);color:var(--muted);transition:.15s}
.chip-select button.sel{border-color:var(--warn);color:var(--warn);background:var(--warn-soft)}
.studio-actions{display:flex;gap:10px;margin-top:16px;justify-content:flex-end}
.preview-phone{background:#0a0d18;border:1px solid var(--line);border-radius:26px;padding:14px;position:sticky;top:84px}
.preview-phone .ph-notch{width:90px;height:5px;border-radius:99px;background:var(--line);margin:2px auto 12px}
.preview-phone .ph-label{font-size:10px;color:var(--muted-2);text-align:center;margin-bottom:10px;letter-spacing:.5px}
.preview-empty{border:1.5px dashed var(--line);border-radius:16px;padding:36px 16px;text-align:center;font-size:11.5px;color:var(--muted-2)}
.attr-funnel{display:flex;flex-direction:column;gap:8px;margin-top:4px}
.funnel-row{display:grid;grid-template-columns:86px 1fr 74px;gap:10px;align-items:center;font-size:11.5px}
.funnel-row .f-label{color:var(--muted)}
.funnel-bar{height:22px;border-radius:7px;background:var(--panel-2);border:1px solid var(--line);overflow:hidden}
.funnel-bar i{display:block;height:100%;border-radius:6px;background:linear-gradient(90deg,#ffc043,#f58426);transition:width .8s ease}
.funnel-row .f-val{font-family:var(--mono);font-size:11px;color:var(--ink-2);text-align:right}
.attr-log{margin-top:12px;border-top:1px dashed var(--line-soft);padding-top:10px;max-height:180px;overflow:auto}
.attr-log-item{display:flex;gap:8px;font-size:10.5px;font-family:var(--mono);color:var(--muted);padding:4px 0}
.attr-log-item .t{color:var(--muted-2);flex:0 0 52px}
.attr-log-item .e-claim{color:var(--good)}
.attr-log-item .e-click{color:var(--warn)}
.attr-log-item .e-expose{color:#7ea1f0}
.studio-note{margin-top:12px;font-size:10.5px;color:var(--muted-2);line-height:1.6}
.pub-banner{display:none;align-items:center;gap:10px;background:var(--good-soft);border:1px solid #3ddc8455;color:var(--good);border-radius:12px;padding:11px 15px;font-size:13px;font-weight:700;margin-bottom:14px}
.pub-banner.show{display:flex;animation:fadeUp .3s ease}

/* ---------- System Design page ---------- */
.sys-wrap{max-width:980px;margin:0 auto}
.sys-hero{text-align:center;padding:20px 0 26px}
.sys-hero .eyebrow{display:inline-block;font-size:10.5px;font-weight:800;letter-spacing:1.2px;color:var(--violet);background:var(--violet-soft);padding:5px 13px;border-radius:999px}
.sys-hero h2{margin:12px 0 8px;font-size:26px;letter-spacing:-.6px}
.sys-hero p{margin:0 auto;max-width:620px;font-size:13.5px;color:var(--muted)}
.sys-section{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg);padding:22px;margin-bottom:16px;box-shadow:var(--shadow-sm)}
.sys-section>h3{margin:0 0 5px;font-size:17px;letter-spacing:-.3px;display:flex;align-items:center;gap:9px}
.sys-section>h3 .s-ico{width:30px;height:30px;border-radius:9px;display:grid;place-items:center;font-size:15px;background:var(--panel-2);border:1px solid var(--line)}
.sys-section>.sub{margin:0 0 16px;font-size:12.5px;color:var(--muted)}
.arch{border:1px solid var(--line-soft);border-radius:var(--r);background:#0e1226;padding:6px}
.arch svg{width:100%;height:auto;display:block}
.cols-2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.cols-3{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.info-card{background:var(--panel-2);border:1px solid var(--line);border-radius:13px;padding:14px}
.info-card h4{margin:0 0 7px;font-size:13.5px;display:flex;align-items:center;gap:7px}
.info-card p,.info-card li{font-size:12px;color:var(--muted);line-height:1.7;margin:0}
.info-card ul{margin:0;padding-left:16px}
.info-card .num{font:800 21px/1 var(--mono);color:var(--accent)}
.honest{border:1.5px solid #ffc04355;background:var(--warn-soft);border-radius:var(--r);padding:16px 18px;font-size:13px;line-height:1.75}
.honest b{color:var(--warn)}
.honest table{width:100%;border-collapse:collapse;margin-top:10px;font-size:12px}
.honest th,.honest td{text-align:left;padding:7px 10px;border-bottom:1px solid #ffc04322}
.honest th{color:var(--warn);font-size:11px;letter-spacing:.5px}
.honest td{color:var(--ink-2)}
.flow-line{display:flex;align-items:center;gap:0;flex-wrap:wrap;margin:6px 0}
.flow-node{background:var(--panel-2);border:1px solid var(--line);border-radius:10px;padding:8px 13px;font-size:11.5px;font-weight:700;color:var(--ink-2);white-space:nowrap}
.flow-node.hot{border-color:#f5842666;color:var(--accent);background:var(--accent-soft)}
.flow-arrow{color:var(--muted-2);padding:0 7px;font-size:13px}
.metric-row{display:flex;gap:10px;flex-wrap:wrap}
.metric{flex:1;min-width:130px;background:var(--panel-2);border:1px solid var(--line);border-radius:12px;padding:12px;text-align:center}
.metric b{display:block;font:800 17px/1.2 var(--mono);color:#7ea1f0}
.metric span{font-size:10px;color:var(--muted)}

/* ---------- Demo Guide ---------- */
.guide-wrap{max-width:860px;margin:0 auto}
.guide-step{display:grid;grid-template-columns:52px 1fr;gap:15px;margin-bottom:14px}
.guide-no{width:52px;height:52px;border-radius:15px;display:grid;place-items:center;font:800 20px/1 var(--mono);
  background:linear-gradient(145deg,var(--panel-2),var(--panel));border:1px solid var(--line);color:var(--accent)}
.guide-body{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg);padding:16px 19px}
.guide-body h4{margin:0 0 7px;font-size:15.5px;letter-spacing:-.2px}
.guide-body .g-do{font-size:13px;color:var(--ink-2);line-height:1.7;margin:0 0 9px}
.guide-body .g-do b{color:var(--accent)}
.guide-say{border-left:3px solid var(--violet);background:var(--violet-soft);border-radius:0 10px 10px 0;padding:10px 14px;font-size:12.5px;color:var(--ink-2);line-height:1.7}
.guide-say em{font-style:normal;font-size:10px;font-weight:800;letter-spacing:.6px;color:var(--violet);display:block;margin-bottom:3px}

/* ---------- Toast ---------- */
.toast-box{position:fixed;bottom:26px;left:50%;transform:translateX(-50%);z-index:99;display:flex;flex-direction:column;gap:8px;align-items:center}
.toast{background:#1c2340f2;border:1px solid var(--line);color:var(--ink-2);font-size:13px;font-weight:600;padding:11px 20px;border-radius:999px;box-shadow:var(--shadow);animation:popIn .3s ease both;backdrop-filter:blur(10px)}
.toast.good{border-color:#3ddc8455;color:var(--good)}
.toast.warn{border-color:#ffc04355;color:var(--warn)}

/* ---------- Responsive ---------- */
@media (max-width:1020px){
  .live-grid,.studio-grid{grid-template-columns:1fr}
  .side{position:static}
  .preview-phone{position:static}
  .nav{overflow-x:auto;max-width:56vw}
  .cols-3{grid-template-columns:1fr}
  .cols-2{grid-template-columns:1fr}
}
@media (max-width:640px){
  .topbar{height:auto;flex-wrap:wrap;padding:10px 14px;gap:8px}
  .nav{max-width:100%;width:100%}
  .layout{padding:14px}
  .score-num{font-size:30px;min-width:56px}
  .team-name{font-size:12.5px}
  .team-rec{display:none}
  .scoreboard{padding:13px 14px;gap:8px}
  .team-logo{width:38px;height:38px;flex-basis:38px;font-size:12px}
  .guide-step{grid-template-columns:40px 1fr;gap:10px}
  .guide-no{width:40px;height:40px;font-size:16px;border-radius:12px}
  .report-stats{grid-template-columns:repeat(3,1fr)}
  .predict-opts{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
}