:root{--ink:#182236;--muted:#718096;--line:#e6eaf0;--surface:#fff;--canvas:#f4f6f9;--blue:#2678ed;--blue-pale:#edf5ff;--red:#ef5661;--green:#13a677;--lime:#74f14a;--amber:#df942d;--purple:#7b5cff;--navy:#172134;--app-bg:#0b0d12;--app-panel:#151922;--app-line:#ffffff14;--app-text:#f2f5fb;--app-muted:#8b95a8;--shadow:0 26px 70px #1b2c4824}*{box-sizing:border-box}html{scroll-behavior:smooth}body{color:var(--ink);background:var(--canvas);margin:0;font:14px/1.6 Noto Sans SC,Manrope,PingFang SC,Microsoft YaHei,sans-serif}button,input,select{font:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}.deck-header{z-index:20;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:#ffffffe6;border-bottom:1px solid #e0e5eee6;justify-content:space-between;align-items:center;gap:20px;height:64px;padding:0 max(30px,50vw - 640px);display:flex;position:fixed;inset:0 0 auto}.brand{letter-spacing:-.04em;flex:none;font-size:15px;font-weight:850}.brand span{color:#11150d;background:var(--lime);border-radius:7px;place-items:center;width:25px;height:25px;margin-right:6px;font-size:12px;display:inline-grid}.deck-header nav{color:#66748a;flex-wrap:wrap;justify-content:center;gap:14px 18px;font-size:12px;display:flex}.deck-header nav a:hover,.deck-header nav a.on{color:var(--blue)}.header-tag{color:#6652bb;background:#f0edff;border-radius:999px;align-items:center;padding:5px 10px;font-size:11px;font-weight:750;display:inline-flex}.slide{min-height:100vh;padding:112px max(30px,50vw - 600px) 70px}.cover{background:radial-gradient(circle at 78% 18%,#74f14a29,#0000 22%),radial-gradient(circle at 8% 88%,#2678ed1f,#0000 24%),linear-gradient(135deg,#fbfdff,#eef7ea);grid-template-columns:minmax(0,1.15fr) 380px;align-items:center;gap:72px;display:grid}.overline{color:#2f9d2a;letter-spacing:.14em;margin:0 0 12px;font-size:11px;font-weight:850}.cover h1{letter-spacing:-.07em;max-width:18ch;margin:0;font-size:clamp(42px,5.4vw,68px);line-height:1.05}.cover h1 em{color:#2f9d2a;font-style:normal}.cover-lead{color:#536278;max-width:58ch;margin:22px 0 0;font-size:16px}.cover-actions{color:var(--muted);flex-wrap:wrap;align-items:center;gap:14px;margin-top:28px;font-size:13px;display:flex}.button{border:1px solid var(--line);background:#fff;border-radius:999px;justify-content:center;align-items:center;min-height:42px;padding:0 18px;font-weight:800;display:inline-flex}.button.primary{color:#11150d;background:var(--lime);border-color:#0000}.cover-summary{box-shadow:var(--shadow);background:#ffffffd1;border:1px solid #cedcefe6;border-radius:20px;padding:22px}.summary-label{color:#6652bb;letter-spacing:.12em;margin-bottom:14px;font-size:11px;font-weight:850}.cover-summary dl{gap:12px;margin:0;display:grid}.cover-summary dt{color:var(--muted);font-size:11px;font-weight:700}.cover-summary dd{margin:2px 0 0;font-size:15px;font-weight:800}.cover-summary>p{color:#66748a;margin:16px 0 0;font-size:12px}.chapter{background:#fff;grid-template-columns:110px minmax(0,1fr);align-items:start;gap:28px;display:grid}.chapter-index{color:#d9e6fa;letter-spacing:-.1em;font-size:84px;font-weight:850;line-height:1}.chapter h2,.screen-copy h2{letter-spacing:-.055em;margin:0;font-size:clamp(28px,3.2vw,38px);line-height:1.15}.chapter-lead,.screen-lead{color:#68768c;max-width:62ch;margin:14px 0 0;font-size:15px}.principles{grid-template-columns:repeat(4,1fr);gap:12px;margin-top:28px;display:grid}.principles.three{grid-template-columns:repeat(3,1fr)}.principles article{border:1px solid var(--line);background:#fbfcfe;border-radius:13px;padding:18px}.principles b{margin-bottom:6px;font-size:14px;display:block}.principles span{color:var(--muted);font-size:12px}.split-pair{grid-template-columns:1fr 1fr;gap:12px;margin-top:22px;display:grid}.split-pair article{border:1px solid var(--line);background:#fbfcfe;border-radius:13px;padding:18px 20px}.split-pair em{color:#2f9d2a;letter-spacing:.1em;margin-bottom:8px;font-size:11px;font-style:normal;font-weight:850;display:block}.split-pair.bad em{color:#d9424d}.split-pair b{letter-spacing:-.03em;margin-bottom:8px;font-size:16px;display:block}.split-pair ul{color:#59687d;margin:0;padding-left:18px;font-size:12px}.split-pair li+li{margin-top:6px}.pipeline{grid-template-columns:repeat(5,1fr);gap:10px;margin-top:26px;display:grid}.pipeline article{border:1px solid var(--line);background:#fbfcfe;border-radius:13px;padding:16px 14px;position:relative}.pipeline em{color:#2f9d2a;letter-spacing:.08em;margin-bottom:8px;font-size:11px;font-style:normal;font-weight:850;display:block}.pipeline b{letter-spacing:-.03em;margin-bottom:6px;font-size:14px;display:block}.pipeline span{color:var(--muted);font-size:12px}.field-table{border-collapse:collapse;width:100%;margin-top:22px;font-size:12px}.field-table th,.field-table td{border-bottom:1px solid var(--line);text-align:left;vertical-align:top;padding:10px 12px}.field-table th{color:#66748a;letter-spacing:.06em;text-transform:uppercase;font-size:11px;font-weight:750}.field-table code{background:#eef3fa;border-radius:4px;padding:1px 5px;font-size:11px}.template-grid{grid-template-columns:repeat(3,1fr);gap:12px;margin-top:24px;display:grid}.template-grid article{border:1px solid var(--line);background:#fbfcfe;border-radius:13px;padding:16px 18px}.template-grid em{color:#6652bb;letter-spacing:.08em;margin-bottom:6px;font-size:11px;font-style:normal;font-weight:850;display:block}.template-grid b{margin-bottom:6px;font-size:14px;display:block}.template-grid span{color:var(--muted);font-size:12px}.product-screen{background:#f6f8fc;grid-template-columns:minmax(340px,1fr) minmax(360px,420px);align-items:center;gap:clamp(36px,7vw,100px);display:grid}.product-screen.reverse{background:#fff;grid-template-columns:minmax(360px,420px) minmax(340px,1fr)}.screen-copy{max-width:560px}.requirement-block,.copy-spec{border:1px solid var(--line);background:#fff;border-radius:13px;margin-top:22px;padding:18px 20px}.reverse .requirement-block,.reverse .copy-spec{background:#f7f9fd}.requirement-block h3,.copy-spec h3{margin:0 0 8px;font-size:13px}.requirement-block ul{color:#59687d;margin:0;padding-left:18px;font-size:12px}.requirement-block li+li{margin-top:6px}.copy-spec dl{gap:10px;margin:0;display:grid}.copy-spec dt{color:#2f9d2a;letter-spacing:.08em;text-transform:uppercase;font-size:10px;font-weight:850}.copy-spec dd{color:var(--ink);margin:3px 0 0;font-size:13px;font-weight:650;line-height:1.5}.interaction-block{color:#68758a;grid-template-columns:48px 1fr;gap:10px;margin-top:14px;font-size:12px;display:grid}.interaction-block span{color:var(--blue);font-weight:800}.interaction-block p{margin:0}.state-inline,.proto-switch{color:#59667b;flex-wrap:wrap;align-items:center;gap:6px;margin-top:18px;font-size:12px;display:flex}.proto-switch{border:1px solid var(--line);background:#fff;border-radius:14px;padding:10px 12px}.proto-switch>b{color:var(--ink);margin-right:4px;font-size:12px}.pill{font:inherit;cursor:default;border:1px solid #0000;border-radius:999px;align-items:center;padding:5px 10px;font-size:11px;font-weight:750;display:inline-flex}button.pill{cursor:pointer}.pill.blue{color:var(--blue);background:#eaf3ff}.pill.green{color:var(--green);background:#e8f7f2}.pill.amber{color:#b77418;background:#fff4e4}.pill.red{color:#d9424d;background:#ffeff0}.pill.gray{color:#718096;background:#eef1f5}.pill.purple{color:#6652bb;background:#f0edff}button.pill.on{box-shadow:inset 0 0 0 2px}.device-wrap{place-items:center;display:grid}.device{background:var(--app-bg);width:360px;height:740px;color:var(--app-text);border:8px solid #1b2639;border-radius:38px;flex-direction:column;font-family:IBM Plex Sans,Manrope,sans-serif;display:flex;position:relative;overflow:hidden;box-shadow:0 28px 65px #18253c38}.device-status{opacity:.85;justify-content:space-between;height:28px;padding:7px 18px 0;font-size:10px;display:flex}.app-bar{border-bottom:1px solid var(--app-line);justify-content:space-between;align-items:center;gap:10px;height:48px;padding:0 14px;display:flex}.app-bar b{letter-spacing:-.02em;font-size:14px}.app-bar small{color:var(--app-muted);text-align:center;margin-top:1px;font-size:10px;font-weight:650;display:block}.app-bar button{width:32px;height:32px;color:inherit;background:#ffffff0f;border:0;border-radius:50%}.phone-body{scrollbar-width:none;flex:1;min-height:0;padding-bottom:8px;position:relative;overflow:auto}.phone-body::-webkit-scrollbar{display:none}.tabbar{border-top:1px solid var(--app-line);color:#6d7788;background:#10131a;justify-content:space-around;align-items:center;height:53px;font-size:9px;font-weight:650;display:flex}.tabbar b{color:var(--lime)}.list-head{justify-content:space-between;gap:10px;padding:14px 14px 8px;display:flex}.list-head h3{letter-spacing:-.045em;margin:0;font-size:20px}.list-head p{color:var(--app-muted);margin:4px 0 0;font-size:11px}.week-stats{grid-template-columns:repeat(3,1fr);gap:6px;margin:0 14px 10px;display:grid}.week-stats div{border:1px solid var(--app-line);background:#ffffff0a;border-radius:10px;padding:8px 8px 7px}.week-stats b{letter-spacing:-.04em;font-size:16px;display:block}.week-stats span{color:var(--app-muted);font-size:10px}.chips{scrollbar-width:none;gap:6px;padding:0 14px 12px;display:flex;overflow:auto}.chips button{border:1px solid var(--app-line);min-height:28px;color:var(--app-muted);background:0 0;border-radius:999px;flex:none;padding:0 10px;font-size:11px;font-weight:700}.chips button.selected{color:#11150d;background:var(--lime);border-color:#0000}.note-list{gap:8px;padding:0 12px 12px;display:grid}.note-card{border:1px solid var(--app-line);width:100%;color:inherit;background:var(--app-panel);text-align:left;border-radius:14px;padding:11px 12px}.note-card[disabled]{opacity:.62;cursor:not-allowed}.note-card-top{justify-content:space-between;gap:8px;display:flex}.note-card-top strong{letter-spacing:-.03em;font-size:15px;display:block}.note-card-top small{color:var(--app-muted);font-size:10px}.note-card .rating{text-align:right;font-size:11px;font-weight:750}.note-card .rating b{display:block}.note-card .ow{color:#8ee08a}.note-card .ew{color:#f0c36a}.note-card .uw{color:#ff8aa3}.note-meta{flex-wrap:wrap;gap:6px;margin-top:8px;display:flex}.note-meta span{color:var(--app-muted);background:#ffffff0d;border-radius:999px;padding:2px 6px;font-size:10px;font-weight:700}.note-meta .beat{color:#8ee08a;background:#74f14a1a}.note-meta .miss{color:#ff8aa3;background:#ef56611f}.note-meta .writing{color:#f0c36a;background:#df942d24}.note-meta .scheduled{color:#9aa6b8}.note-card q{color:#c5cddb;margin-top:8px;font-size:11px;font-style:normal;line-height:1.45;display:block}.sticky-note{z-index:3;border-bottom:1px solid var(--app-line);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#0b0d12eb;justify-content:space-between;align-items:center;gap:8px;padding:8px 14px;display:flex;position:sticky;top:0}.sticky-note strong{letter-spacing:-.03em;font-size:13px}.sticky-note span{color:#8ee08a;font-size:11px;font-weight:750}.sticky-note small{color:var(--app-muted);font-size:10px;display:block}.note{padding:12px 14px 20px}.note-kicker{color:#8ee08a;letter-spacing:.08em;margin:0 0 6px;font-size:10px;font-weight:800}.note h3{letter-spacing:-.04em;margin:0;font-size:18px;line-height:1.25}.note-byline{color:var(--app-muted);margin:8px 0 0;font-size:10px}.print-strip{grid-template-columns:repeat(4,1fr);gap:6px;margin-top:14px;display:grid}.print-strip div{border:1px solid var(--app-line);background:#ffffff0a;border-radius:10px;padding:8px 6px}.print-strip span{color:var(--app-muted);font-size:9px;font-weight:700;display:block}.print-strip b{letter-spacing:-.03em;margin-top:3px;font-size:13px;display:block}.print-strip em{margin-top:2px;font-size:10px;font-style:normal;font-weight:750;display:block}.print-strip .up{color:#8ee08a}.print-strip .down{color:#ff8aa3}.action-box{background:linear-gradient(#74f14a1a,#12141c66);border:1px solid #74f14a38;border-radius:14px;margin-top:12px;padding:12px}.action-box span{color:#a8d98a;letter-spacing:.08em;font-size:10px;font-weight:800}.action-box b{letter-spacing:-.03em;margin:4px 0 6px;font-size:15px;display:block}.action-box p{color:#c5cddb;margin:0;font-size:11px;line-height:1.45}.takes{gap:8px;margin-top:14px;display:grid}.takes article{background:var(--app-panel);border:1px solid var(--app-line);border-radius:12px;padding:10px 11px}.takes em{color:#9aa6b8;letter-spacing:.06em;margin-bottom:4px;font-size:10px;font-style:normal;font-weight:800;display:block}.takes p{margin:0;font-size:12px;line-height:1.45}.note-section{margin-top:18px;scroll-margin-top:46px}.note-section h4{letter-spacing:.08em;text-transform:uppercase;color:#9aa6b8;margin:0 0 8px;font-size:12px}.num-table{border-collapse:collapse;width:100%;font-size:10px}.num-table th,.num-table td{border-bottom:1px solid var(--app-line);text-align:right;padding:6px 4px}.num-table th:first-child,.num-table td:first-child{text-align:left;color:var(--app-muted)}.num-table th{color:#6d7788;font-weight:700}.num-table .up{color:#8ee08a}.num-table .down{color:#ff8aa3}.chart-card{background:var(--app-panel);border:1px solid var(--app-line);border-radius:12px;margin-top:10px;padding:10px 10px 8px}.chart-card b{margin-bottom:6px;font-size:11px;display:block}.chart-card p{color:var(--app-muted);margin:6px 0 0;font-size:10px;line-height:1.4}.chart-card svg{width:100%;height:auto;display:block}.debate p,.model-list p,.risks p{color:#d5dce8;margin:0 0 8px;font-size:12px;line-height:1.5}.model-list div,.risks div{border-bottom:1px solid var(--app-line);justify-content:space-between;gap:10px;padding:7px 0;font-size:11px;display:flex}.model-list span,.risks span{color:var(--app-muted)}.disclaimer{color:#6d7788;margin-top:16px;font-size:9px;line-height:1.45}.writing-skel{padding:16px 14px}.writing-skel h3{margin:8px 0 6px;font-size:18px}.skel-line{background:linear-gradient(90deg,#1a1f2a,#262d3b,#1a1f2a) 0 0/200% 100%;border-radius:999px;height:10px;margin-top:8px;animation:1.4s linear infinite shimmer}.skel-line.wide{width:92%}.skel-line.mid{width:70%}.skel-line.short{width:44%}@keyframes shimmer{0%{background-position:100% 0}to{background-position:-100% 0}}.lock-note{color:#f0c36a;border:1px dashed #f0c36a66;border-radius:12px;margin-top:16px;padding:12px;font-size:11px}.end{background:#fff}.acceptance-grid{grid-template-columns:repeat(4,1fr);gap:12px;margin-top:26px;display:grid}.acceptance-grid article{border:1px solid var(--line);background:#fbfcfe;border-radius:13px;padding:16px}.acceptance-grid b{margin-bottom:6px;display:block}.acceptance-grid span{color:var(--muted);font-size:12px}.risk-footer{color:#66748a;margin:22px 0 0;font-size:12px}@media (width<=1100px){.principles,.pipeline,.template-grid,.acceptance-grid{grid-template-columns:1fr 1fr}}@media (width<=980px){.cover,.chapter,.product-screen,.product-screen.reverse,.split-pair,.principles,.pipeline,.template-grid,.acceptance-grid{grid-template-columns:1fr}.deck-header nav{display:none}.device{width:min(360px,100%)}.chapter-index{font-size:56px}}