:root{--navy:#15376d;--blue:#2563eb;--sky:#0ea5e9;--green:#16a34a;--orange:#f97316;--text:#0f172a;--muted:#64748b;--line:#e2e8f0;--bg:#f7fbff;--danger:#dc2626}*{box-sizing:border-box}body{margin:0;font-family:Inter,Arial,sans-serif;color:var(--text);background:linear-gradient(180deg,#f8fdff,#fff)}a{color:var(--blue);text-decoration:none}.container{width:min(1180px,calc(100% - 32px));margin:auto}.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}.header-inner{height:78px;display:flex;align-items:center;justify-content:space-between}.brand img{height:48px;width:auto}.header-user{display:flex;gap:14px;align-items:center;font-size:14px}.page-wrap{padding:36px 0 56px}.hero{padding:34px;border-radius:26px;background:radial-gradient(circle at top right,rgba(14,165,233,.18),transparent 35%),linear-gradient(135deg,#fff,#eef8ff);border:1px solid var(--line);margin-bottom:28px}.hero h1{font-size:clamp(28px,4vw,46px);margin:0 0 10px}.hero p{font-size:17px;color:var(--muted);max-width:780px;line-height:1.6}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.session-card,.panel,.stat{background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:0 12px 30px rgba(15,23,42,.06)}.session-card{padding:22px}.session-date{font-weight:800;color:var(--navy);font-size:15px}.session-time{font-size:28px;font-weight:900;margin:8px 0}.muted{color:var(--muted)}.experts{margin:12px 0 16px;line-height:1.5}.capacity{display:flex;justify-content:space-between;align-items:center;margin-top:16px;padding-top:14px;border-top:1px solid var(--line)}.capacity strong{color:var(--green)}.btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:999px;padding:11px 18px;font-weight:800;cursor:pointer;font-size:14px}.btn-primary{background:linear-gradient(135deg,var(--sky),var(--blue));color:#fff}.btn-secondary{background:#eef4ff;color:var(--navy)}.btn-danger{background:#fee2e2;color:#991b1b}.btn-small{padding:8px 12px;font-size:12px}.btn:disabled{opacity:.5;cursor:not-allowed}.panel{padding:24px;margin-bottom:22px}.panel h2,.panel h3{margin-top:0}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.field{display:flex;flex-direction:column;gap:7px}.field.full{grid-column:1/-1}.field label{font-weight:700;font-size:14px}.field input,.field select,.field textarea{width:100%;padding:12px 13px;border:1px solid #cbd5e1;border-radius:12px;background:#fff;font:inherit}.field select[multiple]{min-height:160px}.help{font-size:12px;color:var(--muted)}.alert{padding:14px 16px;border-radius:14px;margin-bottom:18px}.alert.success{background:#ecfdf5;color:#166534;border:1px solid #bbf7d0}.alert.error{background:#fef2f2;color:#991b1b;border:1px solid #fecaca}.dash-nav{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:22px}.dash-nav a{padding:10px 14px;border-radius:999px;background:#eef4ff;color:var(--navy);font-weight:700}.dash-nav a.active{background:var(--navy);color:#fff}.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:24px}.stat{padding:20px}.stat .num{font-size:34px;font-weight:900}.stat .label{color:var(--muted);font-size:13px}.table-wrap{overflow:auto}.table{width:100%;border-collapse:collapse;font-size:14px}.table th,.table td{text-align:left;padding:12px 10px;border-bottom:1px solid var(--line);vertical-align:top}.table th{color:var(--navy);font-size:12px;text-transform:uppercase;letter-spacing:.03em}.badge{display:inline-block;padding:5px 9px;border-radius:999px;background:#e0f2fe;color:#075985;font-weight:700;font-size:12px}.badge.green{background:#dcfce7;color:#166534}.badge.orange{background:#ffedd5;color:#9a3412}.badge.red{background:#fee2e2;color:#991b1b}.actions{display:flex;gap:8px;flex-wrap:wrap}.footer{border-top:1px solid var(--line);padding:24px 0;color:var(--muted);font-size:13px;background:#fff}.empty{padding:42px;text-align:center;background:#fff;border:1px dashed #cbd5e1;border-radius:20px;color:var(--muted)}.booking-summary{padding:16px;border-radius:14px;background:#f8fafc;border:1px solid var(--line);margin-bottom:18px}.progress{height:8px;background:#e2e8f0;border-radius:999px;overflow:hidden}.progress span{display:block;height:100%;background:linear-gradient(90deg,var(--sky),var(--blue))}.login-box{max-width:460px;margin:50px auto}.checkbox{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--muted)}.checkbox input{margin-top:3px}.top-row{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:18px}.note{background:#fff7ed;border:1px solid #fed7aa;color:#9a3412;padding:12px 14px;border-radius:12px;font-size:13px}@media(max-width:900px){.grid{grid-template-columns:repeat(2,minmax(0,1fr))}.stats{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:640px){.grid,.form-grid,.stats{grid-template-columns:1fr}.field.full{grid-column:auto}.hero{padding:24px}.brand img{height:38px}.header-user span{display:none}.session-time{font-size:24px}}.btn-whatsapp{background:#dcfce7;color:#166534}.btn-whatsapp:hover{background:#bbf7d0}.danger-zone{border-color:#fecaca}.danger-zone h3{color:#991b1b}