:root{color-scheme:dark;--bg:#0d0f13;--panel:#181b21;--line:#353a46;--cyan:#16cce9;--magenta:#a974fa;--text:#f6f7f9;--muted:#aab1c1}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:80px}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.65 system-ui,-apple-system,"Hiragino Kaku Gothic ProN","Noto Sans JP",sans-serif}a{color:inherit}button,input,textarea{font:inherit}button{cursor:pointer}button:disabled{cursor:wait;opacity:.52}.visually-hidden{position:absolute;clip:rect(0,0,0,0);width:1px;height:1px;overflow:hidden}.container{max-width:1060px;padding:0 20px;margin:auto}.rsvp-header{padding:16px max(20px,calc((100% - 1020px)/2));border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:12px}.back-link{font-weight:700;text-decoration:none;font-size:.92rem}.back-link:hover{text-decoration:underline}.header-wordmark{font-weight:900;letter-spacing:.08em;color:var(--cyan);white-space:nowrap}.header-wordmark small{color:var(--muted);font-size:.69em}.intro{padding:48px 0 26px}.eyebrow{font-weight:800;letter-spacing:.14em;color:var(--cyan);font-size:11px}.intro h1{font-size:clamp(36px,6vw,60px);margin:8px 0 2px;letter-spacing:.02em}.intro>p{color:var(--muted);margin:0 0 22px}.prices{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;max-width:650px}.price{background:#16191e;border:1px solid var(--line);border-radius:12px;padding:15px 18px;display:flex;flex-direction:column;gap:2px}.price.selected{border-color:var(--cyan);background:#08262e}.price span{font-size:13px;color:var(--muted)}.price strong{font-weight:900;font-size:clamp(22px,4vw,32px);line-height:1.2}.section-links{display:flex;gap:10px;margin-bottom:25px}.section-links a{border:1px solid var(--line);background:#171a21;text-decoration:none;font-size:13px;font-weight:800;border-radius:8px;padding:10px 17px}.section-links a:first-child{background:var(--cyan);border-color:var(--cyan);color:#071015}.panel{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:26px;min-width:0;margin:0 0 24px}.section-heading{margin-bottom:24px}.section-heading h2{margin:2px 0 0;font-size:24px}.field{display:block;font-weight:800;margin:18px 0 8px}.field input,.field textarea,.search-label input{display:block;width:100%;margin-top:7px;padding:13px 14px;border:1px solid #525865;border-radius:8px;color:var(--text);background:#0f1217;outline:none;font-weight:400;min-height:50px;appearance:none}.field input:focus,.field textarea:focus,.search-label input:focus{border-color:var(--cyan);box-shadow:0 0 0 2px #16cce930}.field textarea{resize:vertical;min-height:95px}.field em{font-style:normal;color:var(--cyan);font-size:11px;margin-left:3px}.field small{font-weight:500;color:var(--muted);margin-left:4px}.field-pair{display:grid;grid-template-columns:1fr 1fr;gap:16px}.help,.privacy-help{font-size:12px;color:var(--muted);margin:5px 0 16px}.status-choice{border:0;margin:0;padding:0}.status-choice 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13px;margin:10px 0 15px}.message.error{border-color:#ff8686;background:#2d1920}.counts{display:grid;grid-template-columns:1fr 1fr;gap:12px;padding-bottom:20px;border-bottom:1px solid var(--line)}.counts div{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:13px}.counts div:first-child{padding-right:15px;border-right:1px solid var(--line)}.counts span{color:var(--cyan)}.counts div:last-child span{color:var(--magenta)}.counts strong{font-size:34px;line-height:1.2}.list-controls{display:flex;align-items:center;justify-content:space-between;gap:7px;margin:22px 0 15px}.filters{display:flex;gap:5px;flex-wrap:wrap}.filters button,.refresh-button,.outline-button{border:1px solid var(--line);background:#191c24;border-radius:8px;color:var(--text);font-size:13px;padding:9px 12px}.filters button.active{background:#333944;border-color:#68707c}.refresh-button{white-space:nowrap}.search-label input{margin:0 0 10px}.attendee-item{border-bottom:1px solid var(--line);padding:19px 2px;display:flex;gap:11px}.avatar{display:flex;align-items:center;justify-content:center;min-width:42px;height:42px;background:#0c343d;border:1px solid #205a65;border-radius:50%;font-weight:800;color:var(--cyan);font-size:20px}.avatar.interested{color:var(--magenta);background:#30243d;border-color:#6b4f83}.attendee-content{flex:1;min-width:0}.attendee-top{display:flex;justify-content:space-between;align-items:center;gap:8px}.attendee-name{font-weight:900;word-break:break-word}.status-tag{font-size:11px;border:1px solid var(--cyan);color:var(--cyan);border-radius:12px;padding:0 7px;white-space:nowrap}.status-tag.interested{color:var(--magenta);border-color:var(--magenta)}.social{display:flex;flex-wrap:wrap;gap:12px;margin:6px 0 0}.social a{font-size:12px;color:#b6c2d6;overflow-wrap:anywhere}.comment{white-space:pre-wrap;word-break:break-word;margin:9px 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24px));max-height:min(90dvh,900px);padding:24px;overflow:auto;overscroll-behavior:contain}dialog::backdrop{background:#000b;backdrop-filter:blur(3px)}.dialog-header{display:flex;justify-content:space-between;align-items:start}.dialog-header h2{margin:0}.close-button{border:1px solid var(--line);background:#20252c;color:white;font-size:27px;border-radius:9px;line-height:1;width:44px;height:44px}footer{padding:30px 20px 70px;text-align:center;color:var(--muted)}footer a{font-size:14px}@media(min-width:820px){main.container{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:20px}.intro,.section-links,#connection-status{grid-column:1/-1}.panel{align-self:start}.intro{padding:54px 0 4px}.section-links{margin-bottom:0}.panel{padding:25px}}@media(max-width:520px){.container{padding:0 14px}.rsvp-header{padding:13px 14px}.back-link{font-size:12px}.header-wordmark{font-size:14px}.intro{padding:34px 0 16px}.prices{gap:8px}.price{padding:11px 12px}.panel{padding:18px 14px;border-radius:12px}.section-heading h2{font-size:23px}.field-pair{grid-template-columns:1fr;gap:0}.status-choice .segment span{font-size:14px;min-height:60px}.attendee-item{gap:8px}.list-controls{flex-wrap:wrap}.search-label input{font-size:16px}.field input,.field textarea{font-size:16px}dialog{padding:18px 14px;width:calc(100% - 14px);max-height:94dvh}body:has(dialog[open]){overflow:hidden}}