body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial}.app-container{padding:20px;background:#f3f4f6;min-height:100vh}.week-toolbar{display:flex;flex-direction:column;gap:12px;margin-bottom:16px}.week-title{font-size:18px;font-weight:700;color:#111827}.week-range{font-size:13px;color:#6b7280;margin-top:4px}.week-actions{display:flex;gap:8px}.nav-btn{border:1px solid #d1d5db;background:#111827;color:#fff;border-radius:8px;padding:10px 12px;font-size:14px;cursor:pointer}.nav-btn.secondary{background:#fff;color:#111827}.nav-btn:disabled{opacity:.5;cursor:not-allowed}.week-list{display:flex;flex-direction:column;gap:12px}.day-row{display:flex;align-items:center;gap:8px;padding:8px;border-radius:8px;background:#fff;box-shadow:0 0 0 1px #0000000a}.day-label{flex:0 0 28%;display:flex;flex-direction:column;font-weight:600;font-size:14px;color:#111827}.day-label small{font-size:12px;font-weight:500;color:#6b7280;margin-top:4px}.options{flex:1 1 72%;display:flex;gap:6px}.opt-btn{flex:1 1 0;display:flex;flex-direction:column;align-items:flex-start;gap:4px;padding:8px 6px;font-size:13px;border:1px solid #e5e7eb;background:#f9fafb;color:#111827;border-radius:6px;cursor:pointer;text-align:left}.opt-btn-label{font-size:11px;font-weight:600;color:#6b7280}.opt-btn-value{font-size:12px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%}.opt-btn:active{transform:translateY(1px)}.opt-btn.selected{background:#0ea5a4;color:#fff;border-color:#0ea5a4e6}.opt-btn.selected .opt-btn-label{color:#fffc}.picker-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#11182773;display:flex;align-items:flex-end;justify-content:center;padding:16px}.picker-sheet{width:100%;max-width:560px;background:#fff;border-radius:18px 18px 0 0;padding:18px;box-shadow:0 -16px 40px #0000002e}.picker-header{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:16px}.picker-title{font-size:18px;font-weight:700;color:#111827}.picker-subtitle{margin-top:4px;font-size:13px;color:#6b7280}.close-btn,.add-btn,.clear-btn{border:1px solid #d1d5db;background:#fff;color:#111827;border-radius:8px;padding:10px 12px;font-size:14px;cursor:pointer}.picker-list{display:flex;flex-direction:column;gap:8px;max-height:40vh;overflow-y:auto}.picker-option{border:1px solid #e5e7eb;background:#f9fafb;color:#111827;border-radius:10px;padding:12px 14px;font-size:14px;text-align:left;cursor:pointer}.picker-option.active{background:#0ea5a4;border-color:#0ea5a4e6;color:#fff}.picker-footer{display:flex;flex-direction:column;gap:10px;margin-top:16px}.option-input{width:100%;box-sizing:border-box;border:1px solid #d1d5db;border-radius:10px;padding:12px 14px;font-size:14px}.add-btn{background:#111827;color:#fff}@media (min-width: 640px){.app-container{padding:32px}.week-toolbar{flex-direction:row;align-items:center;justify-content:space-between}.day-label{font-size:15px}.opt-btn{font-size:14px;padding:10px 8px}.picker-sheet{border-radius:18px}.picker-footer{flex-direction:row;flex-wrap:wrap}.option-input{flex:1 1 220px}}