:root{--base:#F3F9FE;--surface:#FFFFFF;--ink:#0B2545;--ink-2:#13335E;--ink-soft:#3A4A66;--grad-start:#38BDF8;--grad-end:#2563EB;--highlight:#FFD447;--line:#D8E3F0;--line-soft:#E8EFF7;--muted:#7B8AA1;--success:#10B981;--error:#E11D48;--signature:linear-gradient(90deg,#38BDF8,#2563EB);--font-jp:"Noto Sans JP","Hiragino Kaku Gothic ProN",sans-serif;--font-en:"Inter Tight","Helvetica Neue","Inter",Helvetica,Arial,sans-serif;--font-mono:"SFMono-Regular",Menlo,Consolas,monospace;--container:1200px;--gutter:24px;--radius-sm:8px;--radius-md:12px;--radius-lg:18px;--radius-full:999px;--shadow-sm:0 2px 8px rgba(11,37,69,.06);--shadow-md:0 8px 28px rgba(11,37,69,.1);--shadow-lg:0 16px 48px rgba(37,99,235,.18)}nav.gnav{display:flex;gap:24px;align-items:center;font-size:13px;font-weight:600}nav.gnav a{color:var(--ink)}nav.gnav a:hover{opacity:.7}nav.gnav a.active{color:var(--grad-end);position:relative}nav.gnav a.active:after{content:"";position:absolute;left:0;right:0;bottom:-22px;height:2px;background:var(--signature)}nav.gnav a.disabled{color:var(--muted);pointer-events:none;position:relative}nav.gnav a.disabled:after{content:"準備中";position:absolute;top:-12px;left:50%;transform:translate(-50%);font-family:var(--font-mono);font-size:9px;letter-spacing:.12em;color:var(--muted);white-space:nowrap}.stage{min-height:calc(100vh - 77px);background:radial-gradient(900px 600px at 80% 0%,rgba(37,99,235,.1),transparent 60%),radial-gradient(700px 500px at 10% 100%,rgba(56,189,248,.1),transparent 55%),linear-gradient(180deg,#eaf3fc,#f3f9fe);padding:0 0 80px}.page-hero{padding:clamp(76px,14vw,100px) 0 32px}.page-hero .crumb{display:flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;color:var(--muted);margin-bottom:16px}.page-hero .crumb a{color:var(--grad-end)}.page-hero .crumb a:hover{color:var(--ink);opacity:1}.page-hero .crumb svg{width:10px;height:10px;opacity:.6}.page-hero .eyebrow{font-family:var(--font-mono);font-size:11px;letter-spacing:.22em;color:var(--grad-end);font-weight:800;margin:0 0 8px;display:inline-block}.page-hero h1{font-size:clamp(32px,4.2vw,48px);font-weight:900;margin:0;letter-spacing:.005em;line-height:1.25;color:var(--ink)}.page-hero .lead{margin-top:16px;font-size:14px;color:var(--ink-soft);line-height:1.85;max-width:560px}.modal-wrap{max-width:560px;margin:0 auto;padding:0 var(--gutter)}.modal{background:#fff;border-radius:24px;padding:36px 32px 32px;box-shadow:0 24px 60px #0b25451a;border:1px solid var(--line);position:relative}@media(max-width:640px){.modal-wrap .modal.step:before{content:none}}.steps{display:flex;align-items:center;gap:.5rem;margin-bottom:1.6rem}.steps .st{font-family:var(--font-mono);font-size:10px;letter-spacing:.1em;color:var(--muted);display:flex;align-items:center;gap:.4rem;font-weight:700;white-space:nowrap}.steps i{width:1.5rem;height:1.5rem;border-radius:50%;background:var(--base);border:1.5px solid var(--line);font-style:normal;display:flex;align-items:center;justify-content:center;font-size:10px;color:var(--muted)}.steps .on i,.steps .done i{background:var(--signature);border:none;color:#fff}.steps .on,.steps .done{color:var(--ink)}.steps .bar{flex:1;height:2px;background:var(--line-soft);border-radius:2px}.steps .bar.fill{background:var(--signature)}.modal h2{font-size:22px;font-weight:900;margin:0 0 8px;color:var(--ink);line-height:1.4}.modal h2.center{text-align:center}.modal .lead{font-size:13px;color:var(--ink-soft);margin:0 0 22px;line-height:1.8;text-align:left}.target{display:flex;align-items:center;gap:14px;background:var(--base);border:1px solid var(--line);border-radius:var(--radius-md);padding:14px 16px;margin-bottom:22px}.target .name{margin:0;font-weight:800;font-size:14px;color:var(--ink);line-height:1.4}.target .meta{font-family:var(--font-mono);font-size:10px;color:var(--muted);letter-spacing:.06em}.target .pt{font-family:var(--font-en);font-weight:900;font-size:15px;background:var(--signature);-webkit-background-clip:text;background-clip:text;color:transparent;white-space:nowrap}.amount-grid{display:flex;flex-direction:column;gap:.55rem;margin-bottom:1.1rem}.amount-btn{display:flex;align-items:center;gap:.7rem;text-align:left;background:#fff;border:1.5px solid var(--line);color:var(--ink);border-radius:14px;padding:.85rem 1rem;transition:.15s}.amount-btn:hover{border-color:var(--grad-start)}.amount-btn .rd{width:1.15rem;height:1.15rem;border-radius:50%;border:2px solid var(--line);flex:none;position:relative;transition:.15s}.amount-btn.selected{border-color:var(--grad-end);background:#2563eb0b;box-shadow:0 0 0 3px #2563eb1a}.amount-btn.selected .rd{border-color:var(--grad-end);background:var(--grad-end)}.amount-btn.selected .rd:after{content:"";position:absolute;inset:4px;border-radius:50%;background:#fff}.amount-btn .yen{font-family:var(--font-en);font-weight:800;font-size:17px;letter-spacing:.01em}.amount-btn .pt-add{margin-left:auto;font-family:var(--font-mono);font-size:11.5px;color:var(--muted);letter-spacing:.04em;font-weight:600}.amount-btn.selected .pt-add{color:var(--grad-end)}.amount-btn .bonus{font-size:10px;font-weight:800;color:#8a6100;background:#ffd44759;border-radius:999px;padding:.1rem .5rem}.total-row{display:flex;justify-content:space-between;align-items:baseline;border-top:1px dashed var(--line);margin-top:1rem;padding-top:1rem;margin-bottom:.4rem}.total-row+.total-row{border-top:none;margin-top:.3rem;padding-top:0}.total-row .lbl{font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;color:var(--muted);font-weight:700}.total-row .val.yen{font-size:16px;color:var(--ink-soft)}.total-row .val{font-family:var(--font-en);font-weight:900;font-size:22px;color:var(--ink)}.total-row .val small{font-family:var(--font-mono);font-size:11px;color:var(--muted);font-weight:600;margin-left:4px}.hint{font-size:11.5px;color:var(--muted);line-height:1.9;margin:0 0 1.2rem}.done-share-lead{font-size:12px;color:var(--ink-soft);text-align:left;margin:0 0 8px;line-height:1.7}.done-share-lead b{color:var(--grad-end);font-weight:800}#doneShareTurnstile:empty{display:none}#doneShareTurnstile{margin:0 0 8px}.done-share-note{font-size:12px;color:var(--grad-end);font-weight:700;text-align:left;margin:0 0 4px;min-height:1.2em}.done-share-note:empty{display:none}.pay-method{border:1px solid var(--line);border-radius:var(--radius-md);padding:18px;margin-bottom:16px;background:var(--base)}.agree{display:flex;gap:10px;align-items:flex-start;margin-bottom:20px;padding:14px;background:var(--base);border-radius:var(--radius-sm)}.agree input[type=checkbox]{margin-top:3px;accent-color:var(--grad-end);flex-shrink:0}.agree label{font-size:12px;color:var(--ink-soft);line-height:1.7;text-align:left}.agree a{color:var(--grad-end);border-bottom:1px solid var(--grad-end)}.cta-primary{width:100%;background:var(--signature);color:#fff;border:none;border-radius:var(--radius-full);padding:18px;font-weight:900;font-size:15px;letter-spacing:.06em;margin-top:.75rem;box-shadow:0 8px 24px #38bdf852;transition:.2s;display:inline-flex;align-items:center;justify-content:center;gap:8px}.cta-primary:hover{transform:translateY(-2px);box-shadow:0 12px 32px #38bdf880}.cta-primary:disabled{background:var(--line);color:var(--muted);cursor:not-allowed;box-shadow:none;transform:none}.cta-primary svg{width:16px;height:16px}.cta-secondary{width:100%;background:#fff;color:var(--ink);border:1.5px solid var(--ink);border-radius:var(--radius-full);padding:14px;font-weight:800;font-size:13px;letter-spacing:.04em;margin-top:10px;transition:.2s;display:inline-flex;align-items:center;justify-content:center;gap:8px}.cta-secondary:hover{background:var(--ink);color:#fff}.cta-secondary svg{width:14px;height:14px}.success-icon{width:80px;height:80px;border-radius:50%;background:var(--success);display:flex;align-items:center;justify-content:center;margin:0 auto 22px;color:#fff;box-shadow:0 12px 32px #10b98152}.success-icon svg{width:36px;height:36px}.success-stat{background:var(--ink);color:#fff;border-radius:var(--radius-md);padding:24px;margin:20px 0;text-align:center;position:relative;overflow:hidden}.success-stat:before{content:"";position:absolute;top:-50px;right:-50px;width:200px;height:200px;border-radius:50%;background:radial-gradient(circle,rgba(56,189,248,.22),transparent 70%);pointer-events:none}.success-stat .label{font-family:var(--font-mono);font-size:11px;letter-spacing:.18em;color:var(--highlight);font-weight:800;margin-bottom:8px;display:inline-flex;align-items:center;gap:6px;justify-content:center;position:relative}.success-stat .label svg{color:var(--highlight)}.success-stat .added{font-family:var(--font-en);font-weight:900;font-size:42px;line-height:1.1;position:relative;background:var(--signature);-webkit-background-clip:text;background-clip:text;color:transparent}.success-stat .added small{font-family:var(--font-mono);font-size:12px;color:#9cc8ff;font-weight:600;letter-spacing:.12em;margin-left:6px;-webkit-text-fill-color:#9CC8FF}.receipt{background:var(--base);border:1px dashed var(--line);border-radius:var(--radius-sm);padding:16px;text-align:left;margin-bottom:16px}.receipt .mail{display:inline-flex;align-items:center;gap:6px;font-family:var(--font-jp);color:var(--ink);font-size:13px;font-weight:700;margin-bottom:6px}.receipt .mail svg{width:14px;height:14px;color:var(--grad-end)}.receipt .masked{font-family:var(--font-mono);font-size:11px;color:var(--muted);letter-spacing:.04em;line-height:1.7}.share-row{display:flex;gap:8px;margin:14px 0 20px}.share-row button{flex:1;background:var(--base);border:1px solid var(--line);border-radius:var(--radius-sm);padding:12px 8px;font-family:var(--font-mono);font-size:11px;color:var(--ink);display:inline-flex;align-items:center;justify-content:center;gap:6px;letter-spacing:.04em;transition:.2s}.share-row button:hover{border-color:var(--grad-end);color:var(--grad-end)}.share-row button svg{width:13px;height:13px}.error-banner{background:#fee2e2;border:1px solid var(--error);border-radius:var(--radius-sm);padding:16px 14px;margin-bottom:18px;display:flex;flex-direction:column;gap:10px;text-align:left}.error-banner .ico{width:24px;height:24px;border-radius:50%;background:var(--error);color:#fff;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-family:var(--font-en);font-weight:900;font-size:14px;margin:0 auto}.error-banner .text{font-size:13px;color:#7f1d1d;line-height:1.7;text-align:left}.error-banner .text b{display:block;color:#7f1d1d;font-weight:800;margin-bottom:6px;text-align:center}.error-banner .text .note{display:block;margin-top:6px;color:#991b1b;font-size:11px;font-family:var(--font-mono)}.support-help{font-size:11px;color:var(--muted);font-family:var(--font-mono);text-align:left;margin:14px 0 0;letter-spacing:.04em}.modal.step{text-align:left}.step{display:none}.step.on{display:block}@media(max-width:780px){nav.gnav{display:none}.modal{padding:28px 22px 24px}.stage{padding:32px 0 64px}.stage-head h1{font-size:22px}}.cta-foot:before{content:"";position:absolute;top:-140px;right:-140px;width:480px;height:480px;border-radius:50%;background:radial-gradient(circle,rgba(56,189,248,.28),transparent 70%);pointer-events:none}.cta-foot:after{content:"";position:absolute;bottom:-80px;left:-80px;width:320px;height:320px;border-radius:50%;background:radial-gradient(circle,rgba(255,212,71,.16),transparent 70%);pointer-events:none}.cta-foot-lead{font-size:14px;color:#ffffffe6;margin:0;line-height:1.95;max-width:460px}.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:10px;width:100%;background:linear-gradient(120deg,#38bdf8,#2563eb);color:#fff;padding:17px 30px;border-radius:999px;font-weight:900;font-size:15px;letter-spacing:.04em;border:none;transition:transform .2s ease,box-shadow .25s ease,background .2s ease;position:relative;overflow:hidden;box-shadow:0 10px 26px #2563eb57}@media(max-width:720px){.cta-foot{padding:64px 0}.cta-foot-inner{grid-template-columns:1fr;gap:30px}}.target{display:flex;align-items:center;gap:.85rem;padding:.9rem 1rem;margin-bottom:1.4rem;border-radius:var(--radius-lg);background:linear-gradient(135deg,#38bdf81f,#2563eb1a);border:1px solid rgba(37,99,235,.16)}.target .ph{width:2.6rem;height:2.6rem;border-radius:50%;flex:none;overflow:hidden;background:linear-gradient(135deg,#1e3a8a,#38bdf8)}.target .ph img{width:100%;height:100%;object-fit:cover;display:block}.target .info{flex:1;min-width:0}.target .cpt{font-family:var(--font-mono);font-size:10px;letter-spacing:.08em;color:var(--grad-end);font-weight:700;margin:.15rem 0 0}.target .name{margin:0;font-weight:800;font-size:.86rem;color:var(--ink);line-height:1.4}.target .meta{font-family:var(--font-mono);font-size:.62rem;color:var(--grad-end);letter-spacing:.04em}.target .pt{font-family:var(--font-en);font-weight:900;font-size:1.15rem;color:var(--ink)}.pm-label{display:block;font-size:.74rem;font-weight:700;color:var(--ink-soft);margin:0 0 .5rem}.pay-desc{font-size:.8rem;color:var(--ink-soft);line-height:1.9;margin:0;text-align:left}