:root{--bg: #07090d;--bg-2: #0c1017;--panel: #11161f;--panel-2: #171e29;--line: #243044;--text: #e8eef7;--muted: #8b97a8;--call: #3ee08f;--put: #ff5d7a;--gold: #f0c14b;--blue: #79b0ff;--danger: #ff7b6b;--shadow: 0 20px 60px rgba(0, 0, 0, .35);--sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;--mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;--disclaimer-h: 52px}*{box-sizing:border-box}html,body,#root{min-height:100%}body{margin:0;color:var(--text);font-family:var(--sans);background:radial-gradient(1200px 600px at 10% -10%,rgba(240,193,75,.08),transparent 50%),radial-gradient(900px 500px at 100% 0%,rgba(62,224,143,.06),transparent 45%),var(--bg)}button,input,select{font:inherit;color:inherit}a{color:inherit;text-decoration:none}code,.mono{font-family:var(--mono)}.app{min-height:100vh;display:flex;flex-direction:column;padding-bottom:var(--disclaimer-h)}.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 28px;background:#07090dc7;border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.brand{display:flex;align-items:center;gap:12px}.logo{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;background:linear-gradient(135deg,#f0c14b,#3ee08f);color:#111;font-family:var(--sans);font-weight:700}.brand h1{margin:0;font-family:var(--sans);font-size:16px;letter-spacing:.04em}.brand small{color:var(--muted)}.nav{display:flex;gap:6px;flex-wrap:wrap}.nav a,.chip,.btn{border:1px solid var(--line);background:transparent;border-radius:999px;padding:7px 12px;cursor:pointer;color:var(--muted)}.nav a.active,.chip.active{color:#111;background:var(--gold);border-color:var(--gold)}.btn.primary{background:var(--gold);color:#111;border-color:var(--gold);font-weight:600}.btn.ghost:hover,.nav a:hover{color:var(--text);border-color:#3b4b63}.btn.danger{border-color:var(--put);color:var(--put)}.btn:disabled{opacity:.45;cursor:not-allowed}.market-pill{color:var(--muted);font-size:12px}.page{width:min(1180px,calc(100% - 40px));margin:0 auto;padding:28px 0 80px}.hero{display:grid;grid-template-columns:1.3fr .9fr;gap:24px;padding:28px;border:1px solid var(--line);border-radius:24px;background:linear-gradient(180deg,#171e29e6,#0c1017e6);box-shadow:var(--shadow)}.hero h2{font-family:var(--sans);font-size:38px;line-height:1.15;margin:0 0 12px}.hero p{color:var(--muted);font-size:16px;line-height:1.7}.hero-actions{display:flex;gap:10px;margin-top:18px;flex-wrap:wrap}.stat-grid,.card-grid,.lesson-grid,.watch-grid{display:grid;gap:12px}.stat-grid{grid-template-columns:repeat(3,1fr);margin-top:22px}.card,.stat,.lesson-card,.quote-card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:16px}.stat b,.quote-card b{display:block;font-family:var(--mono);font-size:22px;margin-top:6px}.stat span,.k{color:var(--muted);font-size:12px}.up{color:var(--call)}.down{color:var(--put)}.flat{color:var(--muted)}.section-title{display:flex;justify-content:space-between;align-items:end;margin:32px 0 14px}.section-title h3{margin:0;font-family:var(--sans)}.lesson-grid{grid-template-columns:repeat(2,1fr)}.lesson-card{display:block;transition:transform .15s ease,border-color .15s}.lesson-card:hover{transform:translateY(-2px);border-color:#3b4b63}.lesson-card.locked{opacity:.55}.lesson-card .meta{display:flex;gap:8px;color:var(--muted);font-size:12px;margin-bottom:8px}.tag{border:1px solid var(--line);border-radius:999px;padding:2px 8px}.watch-grid{grid-template-columns:repeat(4,1fr)}.quote-card{cursor:pointer}.quote-card:hover{border-color:#3b4b63}.two-col{display:grid;grid-template-columns:1.15fr .85fr;gap:18px}.stack{display:flex;flex-direction:column;gap:14px}.prose h2,.prose h3{font-family:var(--sans);margin:22px 0 8px}.prose h2{margin-top:0}.prose p,.prose li{color:#c4ccd8;line-height:1.75}.prose ul{padding-left:18px}.tip,.take{border-left:3px solid var(--gold);background:#f0c14b14;padding:10px 14px;border-radius:0 12px 12px 0;color:#f3e3b2}.take{border-color:var(--call);background:#3ee08f12;color:#cfeedd}.field{display:flex;flex-direction:column;gap:6px;font-size:13px;color:var(--muted)}.field input,.field select,.search{background:var(--bg-2);border:1px solid var(--line);border-radius:10px;padding:8px 10px}.row{display:flex;gap:10px;flex-wrap:wrap}.row>*{flex:1;min-width:120px}table{width:100%;border-collapse:collapse;font-size:13px}th,td{padding:8px 6px;border-bottom:1px solid var(--line);text-align:right}th:first-child,td:first-child,th.left,td.left{text-align:left}th{color:var(--muted);font-weight:500}tr.atm td{background:#f0c14b14}tr.clickable{cursor:pointer}tr.clickable:hover td{background:#79b0ff14}.payoff{width:100%;height:auto;display:block}.chart-empty{color:var(--muted);padding:40px;text-align:center}.grid{stroke:#1b2432;stroke-width:1}.axis{stroke:#3b4b63}.spot-line{stroke:var(--gold);stroke-dasharray:4 4}.be-line{stroke:#5a6a80;stroke-dasharray:2 4}.line-expiry{fill:none;stroke:var(--gold);stroke-width:2.4}.line-now{fill:none;stroke:var(--blue);stroke-width:1.6;stroke-dasharray:5 4}.tick,.legend{fill:var(--muted);font-size:11px;font-family:var(--mono)}.legend.gold{fill:var(--gold)}.legend.blue{fill:var(--blue)}.kpi{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.choice{width:100%;text-align:left;margin:8px 0;background:var(--panel-2);border:1px solid var(--line);border-radius:12px;padding:12px 14px;cursor:pointer}.choice.on{border-color:var(--gold);color:var(--gold)}.choice.good{border-color:var(--call);color:var(--call)}.choice.bad{border-color:var(--put);color:var(--put)}.err{color:var(--danger)}.ok{color:var(--call)}.banner{padding:10px 12px;border-radius:10px;background:#1b2230;color:var(--muted)}.practice-banner{background:#f0c14b24;border:1px solid var(--gold);color:var(--gold);font-weight:600}.practice-disclaimer,.trade-disclaimer{font-weight:500;font-size:12px;color:var(--muted);margin-top:6px}.trade-disclaimer{margin-top:0;color:var(--text)}.disclaimer-bar{position:fixed;left:0;right:0;bottom:0;z-index:30;padding:8px 16px calc(8px + env(safe-area-inset-bottom,0px));font-size:12px;line-height:1.45;text-align:center;color:#f3e3b2;background:#07090df0;border-top:1px solid rgba(240,193,75,.35);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}@media(max-width:900px){.hero,.two-col,.lesson-grid,.watch-grid,.stat-grid,.kpi{grid-template-columns:1fr}.topbar{flex-direction:column;align-items:flex-start}.page{width:min(100% - 24px,1180px);padding-bottom:96px}}@media(max-width:400px){:root{--disclaimer-h: 68px}.disclaimer-bar{font-size:11px;padding-left:10px;padding-right:10px}}.risk-panel{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;padding:16px;border:1px solid var(--line);border-radius:16px;background:linear-gradient(180deg,#f0c14b14,#0c1017e6)}.risk-panel .stat em{display:block;margin-top:4px;font-style:normal}.risk-panel .banner{grid-column:1 / -1;margin:0}@media(max-width:900px){.risk-panel{grid-template-columns:1fr}.nav{max-width:100%;overflow-x:auto}}.contract-line{font-size:22px;letter-spacing:.04em;padding:16px 18px;border-radius:14px;border:1px dashed var(--line);background:var(--bg-2);color:var(--gold);overflow-x:auto}.field.field-bad input,.field.field-bad select{border-color:var(--put);box-shadow:0 0 0 1px #ff5d7a59}.field.field-ok input,.field.field-ok select{border-color:var(--call)}.weakness-tip{border:1px solid rgba(240,193,75,.45);color:#f3e3b2;background:#f0c14b1a}.contract-drill .meta,.rights-drill .meta{margin-bottom:4px}.rights-drill .tip{white-space:pre-wrap}.event-iv-drill .meta{margin-bottom:4px}.event-iv-drill .tip{white-space:pre-wrap}.option-chain-drill .meta{margin-bottom:4px}.option-chain-drill .tip{white-space:pre-wrap}.spread-premium-drill .meta{margin-bottom:4px}.spread-premium-drill .tip{white-space:pre-wrap}.chain-mock{margin:8px 0 4px;overflow-x:auto;border:1px dashed rgba(240,193,75,.35);border-radius:10px;padding:8px 10px;background:#f0c14b0a}.chain-mock-label{color:var(--gold);font-size:12px;margin-bottom:6px}.option-chain-drill table,.spread-premium-drill table{margin:0}.level-map{display:grid;grid-template-columns:1fr 1fr;gap:12px}.level-card{display:block;background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:16px}a.level-card{transition:transform .15s ease,border-color .15s}a.level-card:hover{transform:translateY(-2px);border-color:#3b4b63}.level-card.locked,.level-card.soon{cursor:not-allowed;opacity:.72}.level-card.soon{border-style:dashed}.level-card.open{border-color:#f0c14b8c}.level-card.cleared{border-color:#3ee08f73}.level-no{font-family:var(--sans);color:var(--gold);margin-bottom:6px}.level-card strong{display:block;margin-bottom:6px}.nav-locked{border:1px solid var(--line);border-radius:999px;padding:7px 12px;color:var(--muted);opacity:.45;cursor:not-allowed}.hold-daily-checks-drill .meta{margin-bottom:4px}.hold-position-card{border-style:dashed;background:#f0c14b0a}.hold-daily-checks-drill .choice{margin:4px 0}.campaign-hint{border:1px solid rgba(240,193,75,.55);color:#f3e3b2;background:#f0c14b1f}.campaign-result{display:flex;flex-direction:column;gap:8px}@media(max-width:900px){.level-map{grid-template-columns:1fr}}
