.bk{background:var(--card);border:1px solid var(--line);border-radius:var(--r-l);box-shadow:0 30px 70px var(--shadow);padding:clamp(20px,3vw,32px)}.bk h3{font-size:1.35rem}.bk-steps{white-space:nowrap;color:var(--muted);border-bottom:1px solid var(--line);grid-template-columns:repeat(4,minmax(0,1fr));margin:0 0 24px;padding:0 0 14px;font-size:.85rem;list-style:none;display:grid;position:relative}.bk-steps li{transition:color .3s}.bk-steps li.on{color:var(--text);font-weight:700}.bk-bar{background:var(--grad);border-radius:2px;width:25%;height:2px;position:absolute;bottom:-1px;left:0}.bk-stage{position:relative;overflow:hidden}.bk-pane{display:none}.bk-pane.on{display:block}.bk-options{gap:12px;margin-top:18px;display:grid}.bk-opt{text-align:left;border-radius:var(--r-m);border:1.5px solid var(--line);color:var(--text);cursor:pointer;transition:border-color .25s, transform .3s var(--ease), background .25s;background:0 0;grid-template-columns:minmax(0,1fr) auto;gap:4px 16px;padding:18px 20px;display:grid}.bk-opt:hover{border-color:var(--accent);transform:translateY(-2px)}.bk-opt.sel{border-color:var(--accent);background:color-mix(in srgb, var(--accent) 8%, transparent)}.bk-opt-title{font-family:var(--display);font-size:1.1rem;font-weight:600}.bk-opt-meta{color:var(--muted);grid-row:2;font-size:.92rem}.bk-opt-price{font-family:var(--display);grid-area:1/2/3;align-self:center;font-size:1.5rem;font-weight:700}.bk-opt-price s{font-family:var(--body);color:var(--muted);margin-left:8px;font-size:.9rem;font-weight:400}@media (width<=420px){.bk-opt{gap:4px 12px;padding:16px}.bk-opt-price{font-size:1.2rem}.bk-opt-title{overflow-wrap:break-word;hyphens:auto}}.bk-head{align-items:center;gap:12px;margin-bottom:16px;display:flex}.bk-head h3{flex:1}.bk-back,.bk-arrow{border:1px solid var(--line);width:38px;height:38px;color:var(--text);cursor:pointer;background:0 0;border-radius:50%;font-size:1.1rem;transition:background .2s,border-color .2s}.bk-back:hover,.bk-arrow:hover{border-color:var(--accent);background:color-mix(in srgb, var(--accent) 10%, transparent)}.bk-arrow:disabled{opacity:.3;cursor:default}.bk-nav{gap:6px;display:flex}.bk-week,.bk-grid{grid-template-columns:repeat(7,1fr);gap:6px;display:grid}.bk-week span{text-align:center;color:var(--muted);padding-bottom:6px;font-size:.78rem}.bk-gridwrap{position:relative}.bk-grid{z-index:1;position:relative}.bk-blob{z-index:0;background:var(--accent);opacity:0;pointer-events:none;border-radius:14px;position:absolute;top:0;left:0}.bk-cell{aspect-ratio:1;color:var(--text);font:inherit;cursor:pointer;background:0 0;border:0;border-radius:14px;font-weight:500;transition:color .25s,background .2s;position:relative}.bk-cell.av{background:color-mix(in srgb, var(--accent) 9%, transparent)}.bk-cell.av:after{content:"";background:var(--accent);border-radius:50%;width:4px;height:4px;margin-left:-2px;position:absolute;bottom:18%;left:50%}.bk-cell.av:hover{background:color-mix(in srgb, var(--accent) 20%, transparent)}.bk-cell.sel{color:#fff;background:0 0}.bk-cell.sel:after{background:#fff}.bk-cell:disabled{color:var(--muted);opacity:.4;cursor:default;background:0 0}.bk-cell.pad{visibility:hidden}.bk-tz{color:var(--muted);margin-top:14px;font-size:.85rem}.bk-slots{gap:18px;max-height:360px;padding-right:4px;display:grid;overflow:auto}.bk-slots h4{font-family:var(--body);color:var(--muted);margin-bottom:8px;font-size:.8rem;font-weight:700}.bk-slotrow{grid-template-columns:repeat(auto-fill,minmax(92px,1fr));gap:8px;display:grid}.bk-slot{border:1.5px solid var(--line);color:var(--text);font:inherit;cursor:pointer;transition:border-color .2s, background .2s, color .2s, transform .25s var(--ease);background:0 0;border-radius:12px;padding:12px 0;font-weight:600}.bk-slot:hover{border-color:var(--accent);transform:translateY(-2px)}.bk-slot.sel{background:var(--accent);border-color:var(--accent);color:#fff}.bk-summary{gap:10px;margin:6px 0 22px;display:grid}.bk-summary div{background:color-mix(in srgb, var(--accent) 7%, transparent);border-radius:14px;justify-content:space-between;gap:16px;padding:14px 16px;display:flex}.bk-summary span{color:var(--muted)}.bk-summary b{text-align:right}.bk-go{justify-content:center;width:100%}.bk-go[aria-disabled=true]{opacity:.5;pointer-events:none}.bk-note{color:var(--muted);margin-top:12px;font-size:.85rem}.bk-demo{color:var(--muted);border:1px dashed var(--line);border-radius:12px;margin-top:16px;padding:10px 14px;font-size:.82rem}