:root{--bg:#f4f6f9;--card:#ffffff;--ink:#1c2430;--muted:#667085;--line:#e3e8ef;--brand:#1f6feb;--brand-dark:#1657c0;--win-bg:#eafaf0;--win-line:#34c77b;--warn-bg:#fff7e6;--warn-line:#f0b429;--danger:#d64545;--cta:#ff6a3d;--cta-dark:#e8531f}*{box-sizing:border-box}body,html{margin:0;padding:0}body{background:var(--bg);color:var(--ink);font-family:system-ui,-apple-system,Segoe UI,Hiragino Kaku Gothic ProN,Meiryo,sans-serif;line-height:1.6;-webkit-text-size-adjust:100%}.wrap{max-width:760px;margin:0 auto;padding:20px 16px 64px}header.app{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:8px}header.app h1{font-size:20px;margin:0}.muted{color:var(--muted);font-size:13px}.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px;margin-top:16px;box-shadow:0 1px 2px rgba(16,24,40,.04)}.banner{background:var(--warn-bg);border:1px solid var(--warn-line);border-radius:10px;padding:10px 12px;font-size:13px;margin-top:12px}label{font-weight:600;font-size:14px;display:block;margin-bottom:6px}input[type=number],input[type=password],input[type=text],select{width:100%;padding:11px 12px;font-size:16px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink)}input:focus,select:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(31,111,235,.15)}button{font-size:15px;font-weight:600;border:none;border-radius:10px;padding:11px 16px;cursor:pointer}.btn-primary{background:var(--brand);color:#fff}.btn-primary:hover{background:var(--brand-dark)}.btn-primary:disabled{opacity:.6;cursor:default}.btn-ghost{color:var(--brand);border:1px solid var(--line)}.btn-ghost,.btn-link{background:transparent}.btn-link{color:var(--muted);padding:6px 10px}.btn-cta{background:var(--cta);color:#fff;font-size:17px;font-weight:800;padding:15px 24px;min-height:54px;border-radius:12px;box-shadow:0 4px 14px 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input{width:92px}.unit{color:var(--muted)}.toggle,.unit{font-size:13px}.toggle{display:inline-flex;align-items:center;gap:6px;font-weight:600;white-space:nowrap}.row-actions{gap:10px;margin-top:14px}.presets,.row-actions{display:flex;flex-wrap:wrap}.presets{gap:8px;margin-top:10px}.preset-chip{background:#eef4ff;color:var(--brand-dark);border:1px solid #d4e2ff;border-radius:999px;padding:6px 12px;font-size:13px}.winner{background:var(--win-bg);border:1px solid var(--win-line);border-radius:12px;padding:16px;margin-top:8px}.winner .total{font-size:26px;font-weight:800}.winner .sub{font-size:13px;color:var(--muted)}table.result{width:100%;border-collapse:collapse;margin-top:12px;font-size:14px}table.result td,table.result th{text-align:left;padding:9px 8px;border-bottom:1px solid var(--line)}table.result th{color:var(--muted);font-weight:600;font-size:12px}.disc{color:var(--win-line);font-weight:700}.scenarios{margin-top:14px;font-size:13px}.scenarios li{margin:4px 0}.scenarios .best{font-weight:700;color:var(--brand-dark)}.scenarios .ng{color:var(--muted)}.error{color:var(--danger);font-size:14px;margin-top:10px}.login-screen{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}.login-card{width:100%;max-width:380px}.current-grid{display:grid;grid-template-columns:1fr;grid-gap:12px;gap:12px}.hear-q{display:block;font-size:13px;font-weight:700;color:var(--ink);margin:0 0 6px}.member-block{padding:16px 0;border-top:1px solid var(--line)}.member-block:first-of-type{border-top:none}.member-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}.member-head .member-no{font-weight:800;color:var(--ink);font-size:15px}.call-choice{display:flex;gap:8px;flex-wrap:wrap}.call-opt{background:#fff;color:var(--ink);border:1px solid var(--line);border-radius:10px;padding:9px 14px;font-size:14px}.call-opt.active,.preset-chip.on{background:var(--brand);color:#fff;border-color:var(--brand)}.sheet-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;border-bottom:2px solid var(--ink);padding-bottom:10px;margin-bottom:14px}.sheet-title{font-size:20px;font-weight:800}.sheet-brand{font-weight:700;white-space:nowrap}.compare{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;grid-gap:10px;gap:10px}.compare-col{background:#f7f9fc;border:1px solid var(--line);border-radius:12px;padding:14px;text-align:center}.compare-label{font-size:12px;color:var(--muted);font-weight:700}.compare-amount{font-size:26px;font-weight:800;margin:2px 0}.compare-amount.opt{color:var(--win-line)}.compare-amount .per{font-size:13px;font-weight:600;color:var(--muted);margin-left:2px}.compare-arrow{font-size:22px;color:var(--muted);font-weight:800}.savings-box{background:var(--win-bg);border:1px solid var(--win-line);border-radius:12px;padding:14px 16px;margin-top:12px;text-align:center}.savings-main{font-size:22px;font-weight:800;color:#0a7d33}.savings-sub{font-size:14px;color:var(--ink)}@media print{.no-print{display:none!important}body{background:#fff}.wrap{padding:0;max-width:100%}.card.sheet{border:none;box-shadow:none;margin:0;padding:0}.compare-amount.opt,.compare-col,.savings-box,.savings-main{-webkit-print-color-adjust:exact;print-color-adjust:exact}}