.birthday-body{margin:0;background:#0a0d1c;color:var(--washi, #edebe4);overflow:hidden;height:100dvh;font-family:var(--gothic, system-ui, sans-serif);-webkit-tap-highlight-color:transparent}#cam{position:fixed;inset:0;width:100%;height:100%;object-fit:cover;transform:scaleX(-1);opacity:0;pointer-events:none;z-index:0}.show-cam #cam{opacity:.16}#stage{position:fixed;inset:0;display:block;width:100%;height:100%;touch-action:none;z-index:1}.gate{position:fixed;inset:0;display:grid;place-items:center;overflow-y:auto;background:radial-gradient(110% 80% at 50% 38%,#1e244ed9,#080912f5 62%);backdrop-filter:blur(6px);z-index:3;transition:opacity .7s var(--ease-soft, ease)}.gate.lit{opacity:0;pointer-events:none}.gate[hidden]{display:none}.gate-inner{text-align:center;padding:32px 24px;max-width:34em}.gate-kicker{margin:0 0 6px;font-size:11px;letter-spacing:.42em;color:var(--washi-faint, #84807a)}.gate-title{font-family:var(--mincho, serif);font-weight:400;font-size:clamp(44px,10vw,72px);letter-spacing:.3em;text-indent:.3em;line-height:1.1;margin:0;color:#ffe1a0;text-shadow:0 0 34px rgba(255,170,60,.45)}.gate-latin{margin:4px 0 20px;font-size:12px;letter-spacing:.34em;color:var(--washi-dim, #aca7a0)}.gate-sub{font-size:13px;line-height:2;color:var(--washi-dim, #aca7a0);margin:0 0 28px;letter-spacing:.06em}.age-row{display:grid;gap:10px;justify-items:center;margin:0 0 26px}.age-label{font-size:12px;letter-spacing:.24em;color:var(--washi-dim, #aca7a0)}.age-ctl{display:inline-flex;align-items:center;gap:8px}.age-btn{appearance:none;width:48px;height:48px;border-radius:50%;border:1px solid var(--hairline-strong, rgba(237, 235, 228, .42));background:#ffffff08;color:var(--washi, #edebe4);font-size:22px;line-height:1;cursor:pointer;transition:border-color .2s,color .2s}.age-btn:hover{border-color:#ffe1a0;color:#ffe1a0}.age-input{appearance:textfield;-moz-appearance:textfield;width:6.2em;height:64px;text-align:center;font-family:var(--mincho, serif);font-size:40px;font-variant-numeric:tabular-nums;letter-spacing:.02em;background:#00000040;border:1px solid var(--hairline-strong, rgba(237, 235, 228, .42));border-radius:6px;color:#ffe1a0}.age-input::-webkit-outer-spin-button,.age-input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.age-input:focus-visible{outline:2px solid #ffaa22;outline-offset:2px}.name-input{width:min(16em,78vw);height:40px;text-align:center;font-size:15px;letter-spacing:.08em;background:#0003;border:1px solid var(--hairline, rgba(237, 235, 228, .16));border-radius:6px;color:var(--washi, #edebe4)}.name-input::placeholder{color:var(--washi-faint, #84807a)}.name-input:focus-visible{outline:2px solid #ffaa22;outline-offset:2px;border-color:transparent}.age-help{margin:0;font-size:11.5px;letter-spacing:.1em;color:var(--washi-faint, #84807a)}.begin{appearance:none;border:1px solid rgba(255,190,80,.55);background:#ffa0281a;color:#ffe1a0;font:inherit;font-size:16px;letter-spacing:.36em;text-indent:.36em;padding:15px 40px;border-radius:999px;cursor:pointer;transition:background .25s,box-shadow .25s,transform .15s}.begin:hover{background:#ffa02833;box-shadow:0 0 38px #ff8c1e52}.begin:active{transform:scale(.97)}.begin:disabled{opacity:.5;cursor:default}.begin:focus-visible{outline:2px solid #ffaa22;outline-offset:3px}.needs{margin:22px 0 0;font-size:11.5px;line-height:1.9;letter-spacing:.06em;color:var(--washi-faint, #84807a)}.gate-err{min-height:1.4em;margin:10px 0 0;font-size:12px;letter-spacing:.08em;color:var(--washi-dim, #aca7a0)}.phase{position:fixed;left:50%;top:14dvh;transform:translate(-50%);font-family:var(--mincho, serif);font-size:clamp(16px,3.6vw,22px);letter-spacing:.6em;text-indent:.6em;color:#ffe1a0e0;text-shadow:0 0 22px rgba(255,150,40,.4);opacity:0;pointer-events:none;z-index:2}.phase.show{animation:phase-breath 4s var(--ease-soft, ease) forwards}@keyframes phase-breath{0%{opacity:0;letter-spacing:.9em}20%{opacity:1;letter-spacing:.6em}70%{opacity:1}to{opacity:0}}.coach{position:fixed;left:50%;bottom:6dvh;transform:translate(-50%);max-width:min(90vw,34em);text-align:center;font-size:13px;letter-spacing:.12em;line-height:1.8;color:var(--washi-dim, #aca7a0);opacity:0;transition:opacity .6s var(--ease-soft, ease);pointer-events:none;z-index:2}.coach.show{opacity:1}.card-panel{position:fixed;left:50%;bottom:3.5dvh;width:min(92vw,40em);transform:translate(-50%);display:grid;gap:10px;justify-items:center;z-index:2;animation:card-rise 1.4s var(--ease-soft, ease) both}.card-panel[hidden]{display:none}@keyframes card-rise{0%{opacity:0;transform:translate(-50%,12px)}to{opacity:1;transform:translate(-50%)}}.card-acts{display:flex;flex-wrap:wrap;justify-content:center;gap:8px}.card-btn{appearance:none;border:1px solid rgba(255,190,80,.5);background:#0a0d1cb3;color:#ffe1a0;font:inherit;font-size:12.5px;letter-spacing:.14em;padding:9px 16px;border-radius:999px;cursor:pointer;transition:background .2s,border-color .2s}.card-btn:hover{background:#ffa02824}.card-btn:disabled{opacity:.5;cursor:default}.card-btn:focus-visible{outline:2px solid #ffaa22;outline-offset:2px}.card-btn--quiet{color:var(--washi-dim, #aca7a0);border-color:var(--hairline-strong, rgba(237, 235, 228, .42))}.card-btn--quiet:hover{color:var(--washi, #edebe4);background:#ffffff0a}.card-btn[hidden]{display:none}.card-note{min-height:1.4em;margin:0;font-size:12px;letter-spacing:.1em;color:var(--washi-dim, #aca7a0)}.hud{position:fixed;right:16px;bottom:16px;display:flex;align-items:center;gap:8px;z-index:2;opacity:.32;transition:opacity .3s}.hud:hover,.hud:focus-within{opacity:1}.hud-btn,.hud .tool{appearance:none;min-width:40px;height:40px;padding:0 10px;border-radius:999px;border:1px solid rgba(237,235,228,.28);background:#0a080699;color:var(--washi, #edebe4);font:inherit;font-size:15px;line-height:1;cursor:pointer;transition:border-color .2s,color .2s}.hud-btn:hover,.hud .tool:hover{border-color:#ffbe50b3;color:#ffe1a0}.hud-btn:focus-visible,.hud .tool:focus-visible{outline:2px solid #ffaa22;outline-offset:2px}.hud-btn.off{color:var(--washi-faint, #84807a);border-color:#edebe424}.hud .tool .rec-label{font-size:12px}@media (max-aspect-ratio: 3/4){.card-panel{bottom:12dvh}}@media (prefers-reduced-motion: reduce){.phase.show{animation:none;opacity:1}.gate,.coach{transition:none}.card-panel{animation:none}}