:root{--bg: #0b1020;--bg-soft: #121a33;--card: #16203d;--card-2: #1c2950;--border: #2a3a66;--text: #e8ecff;--muted: #9aa6cc;--accent: #6ea8fe;--accent-2: #8be9c0;--warn: #ffb86b;--danger: #ff7a90;--shadow: 0 10px 40px rgba(0, 0, 0, .4);--radius: 16px;--mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;--sans: system-ui, -apple-system, "Segoe UI", "Hiragino Sans", "Noto Sans JP", sans-serif}*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:var(--sans);background:radial-gradient(1200px 600px at 70% -10%,#1a2550 0%,var(--bg) 60%);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased}.app{max-width:920px;margin:0 auto;padding:0 20px 120px}.header{position:sticky;top:0;z-index:20;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#0b1020b8;border-bottom:1px solid var(--border);margin:0 -20px 28px;padding:16px 20px}.header-row{max-width:920px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:16px}.brand{display:flex;align-items:center;gap:12px}.brand-mark{width:38px;height:38px;border-radius:11px;background:linear-gradient(135deg,var(--accent),var(--accent-2));display:grid;place-items:center;font-weight:800;color:#0b1020;font-size:18px;box-shadow:var(--shadow)}.brand h1{font-size:17px;margin:0;letter-spacing:.2px}.brand p{margin:0;font-size:12px;color:var(--muted)}.lang-toggle{display:inline-flex;border:1px solid var(--border);border-radius:999px;overflow:hidden;background:var(--bg-soft)}.lang-toggle button{border:0;background:transparent;color:var(--muted);padding:7px 14px;font-size:13px;font-weight:600;cursor:pointer;transition:all .15s}.lang-toggle button.active{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#0b1020}.nav{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:28px}.nav a{text-decoration:none;color:var(--muted);font-size:13px;font-weight:600;padding:8px 13px;border-radius:10px;border:1px solid var(--border);background:var(--bg-soft);transition:all .15s}.nav a:hover{color:var(--text);border-color:var(--accent)}.nav a.active{color:#0b1020;background:linear-gradient(135deg,var(--accent),var(--accent-2));border-color:transparent}.role-badge{display:inline-block;font-size:12px;font-weight:700;padding:5px 11px;border-radius:999px;margin:0 0 10px;border:1px solid var(--border)}.role-foundation{background:#9aa6cc24;color:var(--muted);border-color:#9aa6cc66}.role-block{background:#ffb86b24;color:var(--warn);border-color:#ffb86b73}.role-mpc{background:#8be9c029;color:var(--accent-2);border-color:#8be9c080}section{scroll-margin-top:90px;margin-bottom:56px}.section-tag{display:inline-block;font-size:11px;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--accent);margin-bottom:8px}h2{font-size:26px;margin:0 0 10px}.lead{color:var(--muted);font-size:15px;margin:0 0 22px}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}.hero-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin:22px 0}.hero-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:18px;transition:transform .15s,border-color .15s;text-decoration:none;color:inherit;display:block}.hero-card:hover{transform:translateY(-3px);border-color:var(--accent)}.hero-card h3{margin:0 0 6px;font-size:16px}.hero-card p{margin:0;color:var(--muted);font-size:13px}.hero-num{font-family:var(--mono);font-size:12px;color:var(--accent);font-weight:700}.control{margin:14px 0}.control label{display:block;font-size:13px;font-weight:600;color:var(--muted);margin-bottom:6px}.control .val{font-family:var(--mono);color:var(--accent-2);font-weight:700}input[type=range]{width:100%;accent-color:var(--accent)}input[type=number]{background:var(--bg-soft);border:1px solid var(--border);border-radius:10px;color:var(--text);font-family:var(--mono);font-size:15px;padding:9px 12px;width:110px}input[type=number]:focus{outline:none;border-color:var(--accent)}.btn{border:1px solid var(--border);background:var(--card-2);color:var(--text);font-weight:600;font-size:14px;padding:10px 16px;border-radius:11px;cursor:pointer;transition:all .15s}.btn:hover{border-color:var(--accent)}.btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#0b1020;border:0}.btn-row{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin:16px 0}.party-grid{display:grid;gap:12px;margin:16px 0}.party{background:var(--bg-soft);border:1px solid var(--border);border-radius:13px;padding:14px}.party-head{display:flex;align-items:center;gap:9px;margin-bottom:8px}.party-dot{width:12px;height:12px;border-radius:50%}.party-name{font-weight:700;font-size:14px}.chip{display:inline-flex;align-items:center;font-family:var(--mono);font-size:13px;background:var(--card-2);border:1px solid var(--border);border-radius:9px;padding:5px 10px;color:var(--accent-2);transition:background .3s,color .3s}.chip.flash{background:var(--accent);color:#0b1020}.chip-published{background:#6ea8fe29;border:1px solid var(--accent);color:var(--text);font-weight:700}.chip-published .chip-label{color:var(--accent)}.chip-row{display:flex;flex-wrap:wrap;gap:7px}.chip-label{font-size:11px;color:var(--muted);margin-right:4px}.result{margin-top:16px;padding:16px;border-radius:13px;border:1px solid var(--border);background:linear-gradient(135deg,#6ea8fe24,#8be9c024)}.result .big{font-family:var(--mono);font-size:30px;font-weight:800;color:var(--accent-2)}.result .small{color:var(--muted);font-size:13px}.note{font-size:13px;color:var(--muted);border-left:3px solid var(--accent);padding-left:12px;margin-top:16px}.matrix{border-collapse:collapse;width:100%;font-family:var(--mono);font-size:13px;margin:12px 0}.matrix th,.matrix td{border:1px solid var(--border);padding:8px 10px;text-align:center}.matrix th{color:var(--muted);font-weight:600;background:var(--bg-soft)}.matrix td.diag{color:var(--muted)}.matrix .rowsum{color:var(--accent-2);font-weight:700}.detail{margin-top:14px;border:1px dashed var(--border);border-radius:12px;padding:14px;background:var(--bg-soft);font-size:13px}.detail code,code{font-family:var(--mono);background:var(--card-2);padding:1px 6px;border-radius:6px;color:var(--accent-2)}.detail-toggle{background:none;border:0;color:var(--accent);font-size:13px;font-weight:600;cursor:pointer;padding:0;margin-top:10px}.steps{display:grid;gap:18px;margin:18px 0}.step-label{font-size:13px;font-weight:700;color:var(--accent);margin-bottom:8px}.footer{margin-top:60px;padding-top:22px;border-top:1px solid var(--border);color:var(--muted);font-size:12px}@media (max-width: 640px){.hero-grid{grid-template-columns:1fr}h2{font-size:22px}.brand p{display:none}}.clock-wrap{display:flex;gap:22px;align-items:center;flex-wrap:wrap}.clock{width:200px;height:200px;flex-shrink:0}.clock-face{fill:var(--bg-soft);stroke:var(--border);stroke-width:2}.clock-tick{stroke:var(--border);stroke-width:1.5}.clock-num{fill:var(--muted);font-size:7px;font-family:var(--mono);transition:fill .2s}.clock-num.active{fill:var(--accent-2);font-weight:800}.clock-hand{stroke:var(--accent);stroke-width:2.5;stroke-linecap:round;transition:all .4s cubic-bezier(.2,.8,.2,1)}.clock-pin{fill:var(--accent)}.clock-side{flex:1;min-width:200px}.total-line{margin:12px 0 4px;font-size:14px;color:var(--text)}.total-line strong{font-family:var(--mono);color:var(--accent-2)}.sub-line{margin-top:7px;font-size:12px;color:var(--muted);font-family:var(--mono)}.compare-row{border:1px solid var(--border);border-radius:13px;padding:14px;margin-bottom:12px}.compare-bad{border-color:#ff7a9073;background:#ff7a9012}.compare-good{border-color:#8be9c080;background:#8be9c012}.compare-label{font-size:13px;font-weight:700;margin-bottom:8px}.compare-verdict{font-size:13px;margin-top:8px;line-height:1.5}.compare-verdict.bad{color:var(--danger)}.compare-verdict.good{color:var(--accent-2)}.guess-box{margin:14px 0 4px;padding:12px 14px;border:1px dashed var(--border);border-radius:12px;background:var(--bg-soft)}.graph-wrap{margin:14px 0 6px;display:flex;justify-content:center}.graph{width:100%;max-width:380px;height:auto;background:var(--bg-soft);border:1px solid var(--border);border-radius:12px}.graph .axis{stroke:var(--border);stroke-width:1.5}.graph .axis-label{fill:var(--muted);font-size:9px;font-family:var(--mono);text-anchor:middle}.graph .axis-name{fill:var(--muted);font-size:9px}.graph .curve{fill:none;stroke:var(--accent);stroke-width:2.5;opacity:.9}.graph .secret-guide{stroke:var(--accent-2);stroke-width:1.5;stroke-dasharray:4 3;opacity:.55}.graph .secret-rise{stroke:var(--accent-2);stroke-width:2.5}.graph .secret-dot{fill:var(--accent-2);stroke:#0b1020;stroke-width:1.5}.graph .secret-label{fill:var(--accent-2);font-size:11px;font-weight:800;font-family:var(--mono)}.graph-caption{font-size:13px;color:var(--muted);margin:4px 0 0;line-height:1.55}.hint-line{font-size:13px;color:var(--muted);margin:4px 0 10px}.party-toggle{text-align:left;width:100%;font:inherit;color:inherit;cursor:pointer;transition:border-color .15s,opacity .15s,transform .1s}.party-toggle:hover{border-color:var(--accent)}.party-toggle:active{transform:scale(.98)}.party-toggle.is-hidden{opacity:.6;border-style:dashed}.party-eye{margin-left:auto;font-size:15px}.result-locked{background:linear-gradient(135deg,#ff7a9024,#ffb86b24)}.step-counter{font-size:13px;color:var(--muted);font-family:var(--mono)}.section-next{margin-top:22px;text-align:right}.section-next a{display:inline-block;text-decoration:none;color:var(--accent);font-weight:700;font-size:14px;padding:9px 16px;border:1px solid var(--border);border-radius:11px;transition:all .15s}.section-next a:hover{border-color:var(--accent);background:var(--bg-soft);transform:translate(3px)}@keyframes pop{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.pop{animation:pop .35s ease both}