:root{--bk-bg: #F7F3F1;--bk-card: #FFFFFF;--bk-ink: #2B2326;--bk-mute: #6B5C62;--bk-accent: #C96A88;--bk-accent-ink: #FFFFFF;--bk-line: #E8DFDC;--bk-danger: #B4413C}*{box-sizing:border-box}body{margin:0;background:var(--bk-bg);color:var(--bk-ink);font:16px/1.5 -apple-system,BlinkMacSystemFont,Segoe UI,Helvetica,Arial,sans-serif}.bk{max-width:560px;margin:0 auto;padding:24px 16px 48px}h1{font-size:26px;line-height:1.2;margin:8px 0}h2{font-size:15px;text-transform:uppercase;letter-spacing:.05em;color:var(--bk-mute);margin:32px 0 8px}.bk-header{padding:16px 0 8px}.bk-sub{color:var(--bk-mute);margin:0 0 12px}.bk-desc{margin:8px 0 0}.bk-big{font-size:18px}.bk-note{color:var(--bk-mute)}.bk-privacy{color:var(--bk-mute);font-size:12px;margin:0}.bk-alert{background:#fbedea;border-radius:10px;padding:10px 12px}.bk-list{list-style:none;margin:0;padding:0;display:grid;gap:10px}.bk-item{width:100%;text-align:left;background:var(--bk-card);border:1px solid var(--bk-line);border-radius:14px;padding:14px 16px;display:grid;gap:2px;font:inherit;color:inherit;cursor:pointer}.bk-item-name{font-weight:600}.bk-item-meta,.bk-item-desc{color:var(--bk-mute);font-size:14px}.bk-back,.bk-link{background:none;border:0;color:var(--bk-accent);font:inherit;padding:0;cursor:pointer}.bk-strip-nav{display:grid;grid-template-columns:32px 1fr 32px;align-items:center;gap:4px}.bk-strip-nav>button{background:none;border:0;font-size:22px;color:var(--bk-ink);cursor:pointer}.bk-strip-nav>button:disabled{opacity:.3}.bk-strip{list-style:none;margin:0;display:flex;gap:8px;overflow-x:auto;scroll-snap-type:x mandatory;padding:4px 0}.bk-strip li{flex:0 0 56px;scroll-snap-align:start}.bk-day{width:100%;scroll-snap-align:start;display:grid;justify-items:center;padding:8px 0;border-radius:12px;border:1px solid var(--bk-line);background:var(--bk-card);font:inherit;font-size:12px;color:inherit}.bk-day strong{font-size:18px}.bk-day--on{background:var(--bk-ink);color:var(--bk-bg);border-color:var(--bk-ink)}.bk-times{display:grid;grid-template-columns:repeat(auto-fill,minmax(84px,1fr));gap:8px;margin-top:16px}.bk-time{padding:12px 0;border-radius:12px;border:1px solid var(--bk-line);background:var(--bk-card);font:inherit;color:inherit}.bk-form{display:grid;gap:14px;margin-top:16px}.bk-field{display:grid;gap:4px;font-size:14px}.bk-field input{font:inherit;font-size:16px;padding:12px;border-radius:10px;border:1px solid var(--bk-line);background:var(--bk-card)}.bk-field input[aria-invalid=true]{border-color:var(--bk-danger)}.bk-error{color:var(--bk-danger)}.bk-primary,.bk-secondary,.bk-danger{display:inline-block;text-align:center;text-decoration:none;font:inherit;font-weight:600;padding:14px 18px;border-radius:12px;border:0;cursor:pointer;width:100%}.bk-primary{background:var(--bk-accent);color:var(--bk-accent-ink)}.bk-secondary{background:var(--bk-card);color:var(--bk-ink);border:1px solid var(--bk-line)}.bk-danger{background:var(--bk-danger);color:#fff}.bk-primary:disabled{opacity:.6}.bk-actions{display:grid;gap:10px;margin-top:16px}.bk-card{background:var(--bk-card);border-radius:16px;padding:20px;margin-top:16px}.bk-chosen{font-weight:600}.bk-footer{margin-top:48px;text-align:center;font-size:12px;color:var(--bk-mute)}@media (prefers-color-scheme: dark){:root{--bk-bg: #1E1A1C;--bk-card: #2A2427;--bk-ink: #F3ECEE;--bk-mute: #A8999F;--bk-line: #3A3236}.bk-alert{background:#3a2724}}