:root{--paper: #fffaf7;--ink: #3b3331;--muted: #9a8f89;--rose: #c97585;--rose-deep: #b05c6e;--rose-faint: rgba(201, 117, 133, .1);--milk: #f7ebe7;--lavender: #f0ecfa;--line: rgba(91, 70, 66, .1);--line-med: rgba(91, 70, 66, .18);font-family:-apple-system,BlinkMacSystemFont,Hiragino Sans,Yu Gothic,Noto Sans JP,sans-serif;color:var(--ink);background:var(--paper)}@font-face{font-family:Kokoro;src:url(/Kokoro.otf) format("opentype");font-display:block}*{box-sizing:border-box;margin:0;padding:0}body{min-width:320px;min-height:100vh;overflow-x:hidden;background:radial-gradient(ellipse 60% 40% at 8% 0%,rgba(238,210,216,.55),transparent),radial-gradient(ellipse 50% 50% at 92% 10%,rgba(225,218,245,.6),transparent),#fffaf7}button,input{font:inherit}button{cursor:pointer;border:0}@keyframes fadeUp{0%{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes scaleIn{0%{opacity:0;transform:scale(.97)}to{opacity:1;transform:scale(1)}}.view-enter{animation:fadeUp .38s cubic-bezier(.22,1,.36,1) both}.view-enter-fast{animation:scaleIn .28s cubic-bezier(.22,1,.36,1) both}.app-shell{width:min(100%,1080px);min-height:100vh;margin:0 auto;padding:28px clamp(20px,4vw,56px) 52px;position:relative}.site-header{display:flex;justify-content:center;margin-bottom:clamp(40px,8vw,80px);position:relative;z-index:1}.brand-button{background:transparent;padding:0;display:grid;gap:20px;justify-items:center;align-items:center;text-align:center}.brand-button img{width:min(38vw,200px);height:auto;display:block;opacity:.88}.service-name{color:var(--rose);font-family:Kokoro,Yu Mincho,Hiragino Mincho ProN,serif;font-size:clamp(28px,5vw,52px);line-height:1;letter-spacing:.36em;white-space:nowrap}.home-grid{display:grid;grid-template-columns:1fr minmax(300px,400px);gap:clamp(40px,8vw,100px);align-items:center;position:relative;z-index:1}.eyebrow{display:block;margin-bottom:16px;color:var(--rose-deep);font-size:11px;font-weight:700;letter-spacing:.14em;text-transform:uppercase}h1{font-size:clamp(34px,7.5vw,64px);line-height:1.12;font-weight:800;letter-spacing:-.01em}.hero-copy>p{color:var(--muted);font-size:16px;line-height:2;margin-top:24px;max-width:520px}.hero-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:36px}.trust-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:28px}.trust-row span{border:1px solid var(--line-med);border-radius:999px;padding:7px 14px;color:var(--muted);font-size:12px;letter-spacing:.02em}.photo-stack{height:400px;position:relative}.paper-photo{position:absolute;width:210px;height:262px;padding:10px 10px 36px;border-radius:20px;background:#fff;box-shadow:0 1px 2px #5b46420f,0 8px 24px #5b46421a,0 32px 64px #5b46421a}.paper-photo:before{content:"";display:block;height:100%;border-radius:12px;background:linear-gradient(135deg,var(--a),var(--b))}.paper-one{left:0;top:88px;transform:rotate(-9deg);--a: #f0c4cb;--b: #f5e3a6}.paper-two{left:116px;top:14px;transform:rotate(5deg);z-index:1;--a: #c4d6c8;--b: #ede3d4}.paper-three{right:4px;bottom:16px;transform:rotate(11deg);--a: #d5ceea;--b: #eebec8}.primary-button{min-height:52px;border-radius:16px;padding:0 24px;background:var(--rose);color:#fff;font-size:15px;font-weight:700;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:background .18s,transform .12s;letter-spacing:.01em}.primary-button:hover{background:var(--rose-deep)}.primary-button:active{transform:scale(.98)}.primary-button:disabled{opacity:.42;cursor:not-allowed}.secondary-button{min-height:52px;border-radius:16px;padding:0 22px;border:1px solid var(--line-med);background:#ffffffad;color:var(--ink);font-size:15px;font-weight:600;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:background .15s,border-color .15s}.secondary-button:hover{background:#ffffffe6;border-color:var(--line-med)}.full{width:100%}.ghost{border:1px solid var(--line-med);background:#ffffffad;color:var(--ink);box-shadow:none}.back-button{background:transparent;color:var(--muted);display:inline-flex;align-items:center;gap:4px;padding:0;margin-bottom:28px;font-size:14px;transition:color .15s}.back-button:hover{color:var(--ink)}.icon-button{width:40px;height:40px;border-radius:50%;border:1px solid var(--line-med);background:#ffffffad;color:var(--ink);display:grid;place-items:center;transition:background .15s;flex-shrink:0}.icon-button:hover{background:#fffffff2}.panel{width:min(100%,680px);margin:0 auto;padding:clamp(24px,4vw,40px);border:1px solid var(--line-med);border-radius:28px;background:#fffaf7e0;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);position:relative;z-index:1}.viewer-panel{width:min(100%,880px)}.section-head{display:flex;justify-content:space-between;gap:16px;align-items:flex-start;margin-bottom:24px}.section-head h1,.done-panel h1,.unlock-panel h1{font-size:clamp(26px,6vw,40px)}.count-badge{display:inline-flex;align-items:center;min-height:32px;border:1px solid var(--line-med);border-radius:999px;padding:6px 14px;background:#fff9;color:var(--muted);font-size:12px;font-weight:600;white-space:nowrap;flex-shrink:0;margin-top:6px}.photo-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}.photo-tile{aspect-ratio:1;border-radius:14px;overflow:hidden;position:relative;background:var(--milk)}.photo-tile img{width:100%;height:100%;display:block;object-fit:cover;transition:transform .3s cubic-bezier(.22,1,.36,1)}.photo-tile:hover img{transform:scale(1.04)}.photo-tile .remove-btn{position:absolute;right:6px;top:6px;width:28px;height:28px;border-radius:50%;background:#ffffffe6;color:var(--rose-deep);display:grid;place-items:center;opacity:0;transition:opacity .18s}.photo-tile:hover .remove-btn{opacity:1}.add-tile{aspect-ratio:1;border-radius:14px;border:1.5px dashed rgba(189,100,118,.3);background:var(--rose-faint);color:var(--rose-deep);display:grid;place-items:center;align-content:center;gap:8px;font-size:12px;font-weight:700;letter-spacing:.03em;transition:background .15s,border-color .15s}.add-tile:hover{background:#c9758529;border-color:#bd647680}.word-card,.share-card,.word-reveal{margin-top:22px;border:1px solid var(--line-med);border-radius:20px;background:#fff9;padding:18px 20px}.field-label{display:flex;justify-content:space-between;align-items:baseline;gap:14px;color:var(--muted);font-size:12px;margin-bottom:12px}.field-label strong{color:var(--ink);font-size:15px}.word-input{width:100%;height:56px;border:1px solid rgba(189,100,118,.28);border-radius:14px;background:#fff;color:var(--rose-deep);padding:0 16px;font-size:26px;font-weight:800;letter-spacing:.06em;outline:none;transition:border-color .15s,box-shadow .15s}.word-input:focus{border-color:var(--rose);box-shadow:0 0 0 3px #c975851f}.word-input.large{height:66px;text-align:center;font-size:32px;margin:16px 0 10px}.word-input::placeholder{opacity:.35}.word-card p,.microcopy{margin-top:12px;color:var(--muted);font-size:12px;line-height:1.8}.summary-strip,.expiry{display:flex;flex-wrap:wrap;gap:8px 16px;justify-content:space-between;margin:20px 0;border-radius:14px;background:var(--lavender);color:#6b5f82;padding:12px 16px;font-size:12px;letter-spacing:.02em}.done-panel,.unlock-panel{max-width:520px;text-align:center}.success-mark{width:64px;height:64px;margin:0 auto 22px;border-radius:50%;background:var(--rose);color:#fff;display:grid;place-items:center}.share-card small,.word-reveal small{display:block;color:var(--muted);font-size:11px;letter-spacing:.06em;text-transform:uppercase;margin-bottom:8px}.share-card strong{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:14px}.word-reveal{display:flex;align-items:center;justify-content:space-between}.word-reveal strong{color:var(--rose-deep);font-size:32px;letter-spacing:.08em}.panel>p,.unlock-panel p{color:var(--muted);font-size:15px;line-height:1.9;margin-top:14px}.error-text{color:var(--rose-deep)!important;margin:0 0 12px!important;font-size:13px}.viewer-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}.viewer-tile{aspect-ratio:1;border-radius:12px;overflow:hidden;background:var(--milk);position:relative}.viewer-tile img{width:100%;height:100%;display:block;object-fit:cover;transition:transform .4s cubic-bezier(.22,1,.36,1),filter .3s}.viewer-tile:hover img{transform:scale(1.06);filter:brightness(1.04)}.lightbox{position:fixed;inset:0;z-index:100;background:#1c1614e6;display:grid;place-items:center;padding:72px 20px 100px;animation:fadeIn .22s ease both}.lightbox img{max-width:100%;max-height:100%;object-fit:contain;border-radius:14px;animation:scaleIn .3s cubic-bezier(.22,1,.36,1) both}.close-button{position:fixed;right:20px;top:20px;width:44px;height:44px;border-radius:50%;background:#ffffff24;border:1px solid rgba(255,255,255,.2);color:#fff;display:grid;place-items:center;transition:background .15s}.close-button:hover{background:#ffffff3d}.download-button{position:fixed;left:50%;bottom:28px;transform:translate(-50%);min-height:46px;padding:0 22px;border-radius:999px;background:#ffffff24;border:1px solid rgba(255,255,255,.22);color:#fff;display:inline-flex;align-items:center;gap:8px;text-decoration:none;font-weight:700;font-size:14px;transition:background .15s;white-space:nowrap}.download-button:hover{background:#ffffff3d}.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%);z-index:200;border-radius:999px;background:var(--ink);color:#fff;padding:12px 22px;font-size:14px;font-weight:600;white-space:nowrap;animation:fadeUp .22s ease both}.loader{width:22px;height:22px;border-radius:50%;border:2.5px solid rgba(189,100,118,.2);border-top-color:var(--rose-deep);animation:spin .85s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media(max-width:700px){.site-header{margin-bottom:36px}.service-name{font-size:clamp(22px,7vw,32px);letter-spacing:.28em}.home-grid{grid-template-columns:1fr}.photo-stack{height:240px;order:-1}.paper-photo{width:148px;height:186px}.paper-one{left:4px;top:44px}.paper-two{left:calc(50% - 74px);top:0}.paper-three{right:4px;bottom:4px}.hero-actions{flex-direction:column}.secondary-button,.primary-button{width:100%}.photo-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.viewer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.panel{border-radius:22px;padding:22px 18px}h1{font-size:clamp(28px,9vw,40px)}.section-head h1,.done-panel h1,.unlock-panel h1{font-size:clamp(22px,7vw,30px)}}.ad-unit{width:100%;overflow:hidden;position:relative}.ad-home-banner{margin-top:48px;border-radius:18px;border:1px solid var(--line-med);background:#ffffff85;min-height:90px;display:flex;align-items:center;justify-content:center;overflow:hidden}.ad-viewer-banner{margin-top:20px;border-radius:16px;border:1px solid var(--line-med);background:#ffffff85;min-height:90px;display:flex;align-items:center;justify-content:center;overflow:hidden}.ad-sponsor{margin-top:20px;border-radius:18px;border:1px solid var(--line-med);background:#ffffffad;padding:16px 20px;display:flex;align-items:center;gap:16px;text-decoration:none;color:inherit;transition:background .15s}.ad-sponsor:hover{background:#ffffffe6}.ad-sponsor-img{width:56px;height:56px;border-radius:12px;object-fit:cover;flex-shrink:0;background:var(--milk)}.ad-sponsor-body{flex:1;min-width:0}.ad-sponsor-label{font-size:10px;color:var(--muted);letter-spacing:.08em;text-transform:uppercase;margin-bottom:4px}.ad-sponsor-name{font-size:14px;font-weight:700;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.ad-sponsor-desc{font-size:12px;color:var(--muted);margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.ad-label{font-size:10px;color:var(--muted);text-align:center;margin-bottom:6px;letter-spacing:.06em}@media(max-width:700px){.ad-home-banner,.ad-viewer-banner{min-height:60px;border-radius:14px}.ad-sponsor{padding:12px 16px;gap:12px}.ad-sponsor-img{width:44px;height:44px}}.hero-visual-ad{position:relative;display:block;width:100%;height:400px;border-radius:24px;overflow:hidden;text-decoration:none;background:var(--milk);transition:opacity .18s}.hero-visual-ad:hover{opacity:.92}.hero-visual-ad img{width:100%;height:100%;object-fit:cover;display:block}.hero-visual-ad-label{position:absolute;top:12px;right:12px;background:#00000061;color:#fff;font-size:10px;font-weight:700;letter-spacing:.08em;padding:3px 8px;border-radius:999px;pointer-events:none}@media(max-width:700px){.hero-visual-ad{height:240px;border-radius:18px}}