:root{--bg:#f8f3ec;--surface:#ffffff;--surface-2:#f2ebe1;--ink:#2f2a25;--sub:#6e655b;--line:#e6dccf;--accent:#c0643f;--accent-ink:#ffffff;--accent-soft:#f7e3d8;--rest:#5f8f6b;--rest-soft:#e2efe4;--warn:#c98a1e;--warn-soft:#fbefd6;--over:#b5523a;--over-soft:#f6dcd4;--shadow:0 1px 2px rgba(60,40,20,.06),0 4px 16px rgba(60,40,20,.06);--r:16px;color-scheme:light}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#1d1a17;--surface:#27231f;--surface-2:#312c27;--ink:#f1ebe4;--sub:#b4a99c;--line:#3d3731;--accent:#e08a62;--accent-ink:#1d1a17;--accent-soft:#3e2c23;--rest:#8cc49a;--rest-soft:#263429;--warn:#e6b354;--warn-soft:#3a3020;--over:#ea8a72;--over-soft:#3f2620;--shadow:none;color-scheme:dark}}:root[data-theme=dark]{--bg:#1d1a17;--surface:#27231f;--surface-2:#312c27;--ink:#f1ebe4;--sub:#b4a99c;--line:#3d3731;--accent:#e08a62;--accent-ink:#1d1a17;--accent-soft:#3e2c23;--rest:#8cc49a;--rest-soft:#263429;--warn:#e6b354;--warn-soft:#3a3020;--over:#ea8a72;--over-soft:#3f2620;--shadow:none;color-scheme:dark}*{box-sizing:border-box}body,html{margin:0;padding:0}body{background:var(--bg);color:var(--ink);font-family:var(--font-main),"Hiragino Maru Gothic ProN","Hiragino Sans","Noto Sans 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12px;font-size:14px}.btn:disabled{opacity:.45;cursor:default}.btn:active:not(:disabled){transform:scale(.98)}.linkbtn{background:none;border:none;color:var(--accent);padding:4px 0;cursor:pointer;text-decoration:underline;font-size:14px}.choice{display:block;width:100%;text-align:left;padding:14px 16px;border-radius:14px;border:1.5px solid var(--line);background:var(--surface);margin-bottom:10px;cursor:pointer;font-weight:600}.choice .sub{display:block;font-weight:400;font-size:13px;color:var(--sub);margin-top:2px}.choice.on{border-color:var(--accent);background:var(--accent-soft)}.chip{display:inline-flex;align-items:center;padding:6px 12px;border-radius:999px;border:1.5px solid var(--line);background:var(--surface);font-size:14px;cursor:pointer}.chip.on{border-color:var(--accent);background:var(--accent-soft);color:var(--ink);font-weight:700}.chips{display:flex;flex-wrap:wrap;gap:8px}.field{display:block;margin-bottom:12px}.field>span{display:block;font-size:13px;color:var(--sub);margin-bottom:4px}.input{width:100%;min-height:46px;padding:8px 12px;border-radius:12px;border:1.5px solid var(--line);background:var(--surface)}.input:focus{outline:2px solid var(--accent);outline-offset:1px}.stepper{display:flex;align-items:center;gap:10px}.stepper button{width:46px;height:46px;border-radius:50%;border:1.5px solid var(--line);background:var(--surface);font-size:22px;cursor:pointer}.stepper .val{flex:1 1;text-align:center;font-size:28px;font-weight:700}.stepper .val small{font-size:14px;color:var(--sub);font-weight:400;margin-left:4px}input[type=range]{width:100%;accent-color:var(--accent)}.big{font-size:34px;font-weight:800;letter-spacing:.01em;line-height:1.2}.big small{font-size:15px;font-weight:600;margin-left:2px}.label{font-size:12.5px;color:var(--sub)}.bar{height:10px;background:var(--surface-2);overflow:hidden}.bar,.bar>i{border-radius:999px}.bar>i{display:block;height:100%;background:var(--accent);transition:width .4s ease}.bar.rest>i{background:var(--rest)}.bar.warn>i{background:var(--warn)}.bar.over>i{background:var(--over)}.nav{position:fixed;left:0;right:0;bottom:0;background:var(--surface);border-top:1px solid var(--line);display:flex;justify-content:center;padding-bottom:env(safe-area-inset-bottom);z-index:20}.nav-inner{display:flex;width:100%;max-width:480px}.nav a{flex:1 1;display:flex;flex-direction:column;align-items:center;gap:2px;padding:8px 0 10px;font-size:11px;color:var(--sub);text-decoration:none}.nav a svg{width:24px;height:24px}.nav a.on{color:var(--accent);font-weight:700}.sheet-bg{position:fixed;inset:0;background:rgba(30,20,10,.45);z-index:40;display:flex;align-items:flex-end;justify-content:center}.sheet{background:var(--surface);width:100%;max-width:480px;border-radius:22px 22px 0 0;padding:20px 16px calc(20px + env(safe-area-inset-bottom));max-height:92dvh;overflow:auto}.sheet.center-modal{border-radius:22px;margin:auto 16px}.toast{position:fixed;left:50%;bottom:calc(92px + env(safe-area-inset-bottom));transform:translateX(-50%);background:var(--ink);color:var(--bg);padding:10px 16px;border-radius:12px;z-index:50;max-width:90vw}.kv,.toast{font-size:14px}.kv{display:grid;grid-template-columns:1fr auto;grid-gap:6px 12px;gap:6px 12px}.kv b{text-align:right}.preset-grid{display:grid;grid-template-columns:repeat(2,1fr);grid-gap:8px;gap:8px}.preset{text-align:left;padding:10px 12px;border-radius:14px;border:1.5px solid var(--line);background:var(--surface);cursor:pointer;min-height:64px}.preset 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var(--line);background:var(--surface);cursor:pointer;margin-bottom:10px;position:relative}.plan.on{border-color:var(--accent);background:var(--accent-soft)}.plan .pname,.plan .price{font-weight:800}.plan .price{font-size:22px}.plan .badge{position:absolute;top:-10px;right:12px;background:var(--accent);color:var(--accent-ink);font-size:11px;padding:2px 10px;border-radius:999px;font-weight:700}.check{list-style:none;padding:0;margin:0}.check li{padding-left:26px;position:relative;margin:6px 0;font-size:14.5px}.check li:before{content:"";position:absolute;left:4px;top:7px;width:12px;height:7px;border-left:2.5px solid var(--rest);border-bottom:2.5px solid var(--rest);transform:rotate(-45deg)}.timeline{border-left:2px solid var(--line);margin-left:8px;padding-left:16px}.timeline div{position:relative;margin-bottom:10px;font-size:14px}.timeline 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.small{min-width:0;overflow-wrap:anywhere}.saved-yen.more{color:var(--ink)}