*{box-sizing:border-box}:root{--bg: #f6f5f2;--card: #ffffff;--ink: #1c1b18;--muted: #8a877e;--line: #e6e3dc;--accent: #1c1b18;--bad: #b3372f}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--ink);font-size:14px;line-height:1.45}h1{font-size:26px;margin:0 0 8px}input,select,textarea,button{font:inherit;color:inherit}input[type=text],input[type=email],input[type=number],input[type=date],input:not([type]),select,textarea{border:1px solid var(--line);border-radius:8px;padding:8px 10px;background:#fff;width:100%}input:focus,select:focus,textarea:focus{outline:2px solid #c9c4b8;border-color:transparent}.btn{border:1px solid var(--line);background:#fff;border-radius:8px;padding:8px 14px;cursor:pointer;white-space:nowrap}.btn:disabled{opacity:.5;cursor:default}.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}.btn-primary:hover{background:#33312c}.btn-lg{padding:12px 22px;font-size:15px}.loading{padding:60px;text-align:center;color:var(--muted)}.pub-page{min-height:100vh;display:flex;align-items:flex-start;justify-content:center;padding:48px 16px;background:var(--bg)}.pub-card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:36px 40px 44px;width:640px;max-width:100%;overflow:hidden}.pub-banner{display:block;width:calc(100% + 80px);max-width:none;height:200px;object-fit:cover;margin:-36px -40px 24px}.pub-brand{font-size:12px;font-weight:800;letter-spacing:.22em;color:var(--muted);margin-bottom:18px}.pub-hello{color:var(--muted)}.pub-intro{color:var(--muted);margin:6px 0 0}.pub-intro p{margin:0 0 8px}.pub-intro p:last-child{margin-bottom:0}.pub-intro a{color:var(--ink)}.pub-form{margin-top:22px}.pub-field{margin-bottom:18px;position:relative}.pub-label{display:block;font-weight:600;margin-bottom:6px}.pub-label 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6px;border-radius:5px}.book-cal{margin-top:24px}.book-week-nav{display:flex;align-items:center;justify-content:space-between;gap:10px;background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:10px 14px;margin-bottom:18px}.book-week-btn{flex:0 0 auto;width:34px;height:34px;display:flex;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:50%;background:var(--card);color:var(--ink);font-size:17px;line-height:1;cursor:pointer}.book-week-btn:hover:not(:disabled){border-color:var(--accent)}.book-week-btn:disabled{opacity:.35;cursor:default}.book-week-label{flex:1;text-align:center;font-weight:700;font-size:15px}.book-week-count{display:block;font-weight:400;font-size:12.5px;color:var(--muted);margin-top:2px}.book-days{display:flex;flex-direction:column;gap:4px}.book-day{display:flex;align-items:flex-start;gap:16px;padding:14px 4px;border-bottom:1px solid var(--line)}.book-day:last-child{border-bottom:none}.book-day-head{flex:0 0 64px;display:flex;flex-direction:column;align-items:center;padding-top:4px}.book-day-weekday{font-size:11.5px;font-weight:700;letter-spacing:.04em;color:var(--muted);text-transform:uppercase}.book-day-date{font-size:15px;font-weight:700;margin-top:2px}.book-day-today{margin-top:5px;font-size:10px;font-weight:700;letter-spacing:.03em;text-transform:uppercase;color:#fff;background:var(--accent);padding:2px 7px;border-radius:999px}.book-day-empty{flex:1;color:var(--muted);font-size:13.5px;padding-top:8px}.book-day-grid{flex:1;display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:8px}.book-slot-card{display:flex;flex-direction:column;align-items:flex-start;gap:2px;padding:10px 13px;background:var(--card);border:1px solid var(--line);border-radius:10px;cursor:pointer;text-align:left;font:inherit;transition:border-color .15s,box-shadow .15s}.book-slot-card:hover:not(:disabled){border-color:var(--accent);box-shadow:0 2px 8px #1c1b1814}.book-slot-card:disabled{opacity:.5;cursor:default}.book-slot-time{font-weight:700;font-size:14.5px}.book-slot-class{color:var(--ink);font-size:12.5px}.book-slot-instructor{color:var(--muted);font-size:11.5px}@media (max-width: 480px){.book-day{flex-direction:column;gap:8px}.book-day-head{flex-direction:row;gap:6px;align-items:baseline}.book-day-today{margin-top:0}}@media (max-width: 720px){.pub-card{padding:26px 20px 34px}.pub-banner{width:calc(100% + 40px);height:140px;margin:-26px -20px 20px}}