@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&family=JetBrains+Mono:wght@400;500&display=swap');

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

:root{
    --black:#0a0a0a;--white:#fafafa;
    --gray-50:#f7f7f7;--gray-100:#e8e8e8;--gray-200:#d4d4d4;--gray-300:#a3a3a3;
    --gray-400:#737373;--gray-500:#525252;--gray-600:#404040;--gray-700:#2a2a2a;--gray-800:#1a1a1a;
    --accent:#003f91;--accent-light:#0052bd;--accent-bg:#e8f0fe;
    --danger:#ef4444;--success:#22c55e;
    --radius-sm:6px;--radius:10px;--radius-lg:14px;
    --shadow-sm:0 1px 2px rgba(0,0,0,.05);--shadow:0 2px 8px rgba(0,0,0,.08);--shadow-lg:0 8px 30px rgba(0,0,0,.12);
    --font:'DM Sans',-apple-system,sans-serif;--mono:'JetBrains Mono',monospace
}

html{font-size:15px}
body{font-family:var(--font);background:var(--gray-50);color:var(--black);line-height:1.6;-webkit-font-smoothing:antialiased;min-height:100vh}
a{color:inherit;text-decoration:none}img{max-width:100%;display:block}

h1,h2,h3{letter-spacing:-.03em;font-weight:600;line-height:1.2}
h1{font-size:2rem}h2{font-size:1.5rem}h3{font-size:1.1rem}
.text-muted{color:var(--gray-400)}.text-sm{font-size:.85rem}.text-mono{font-family:var(--mono);font-size:.85rem}

.container{max-width:960px;margin:0 auto;padding:0 24px}
.container-sm{max-width:560px;margin:0 auto;padding:0 24px}

.nav{background:var(--white);padding:0 24px;height:56px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:100;border-bottom:1px solid var(--gray-100)}
.nav-brand{color:var(--black);font-weight:600;font-size:1.05rem;letter-spacing:-.03em;display:flex;align-items:center;gap:8px}
.nav-brand span{color:var(--black)}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{color:var(--gray-400);padding:6px 14px;border-radius:var(--radius-sm);font-size:.88rem;font-weight:500;transition:all .15s}
.nav-links a:hover,.nav-links a.active{color:var(--black);background:var(--gray-50)}
.nav-user{color:var(--gray-400);font-size:.85rem;display:flex;align-items:center;gap:12px}

.card{background:var(--white);border-radius:var(--radius-lg);border:1px solid var(--gray-100);padding:28px;transition:box-shadow .2s}
.card:hover{box-shadow:var(--shadow)}
.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 20px;border-radius:var(--radius);font-family:var(--font);font-size:.9rem;font-weight:600;border:none;cursor:pointer;transition:all .15s;text-decoration:none;line-height:1}
.btn-primary{background:var(--black);color:var(--white)}
.btn-primary:hover{background:var(--gray-700);transform:translateY(-1px);box-shadow:var(--shadow)}
.btn-accent{background:var(--accent);color:var(--white)}
.btn-accent:hover{background:var(--accent-light);transform:translateY(-1px)}
.btn-outline{background:transparent;color:var(--black);border:1.5px solid var(--gray-200)}
.btn-outline:hover{border-color:var(--black)}
.btn-danger{background:var(--danger);color:var(--white)}
.btn-danger:hover{opacity:.9}
.btn-sm{padding:7px 14px;font-size:.82rem}
.btn-lg{padding:14px 28px;font-size:1rem}
.btn-icon{width:36px;height:36px;padding:0;border-radius:var(--radius-sm);background:transparent;border:1px solid var(--gray-200);cursor:pointer;display:inline-flex;align-items:center;justify-content:center;transition:all .15s}
.btn-icon:hover{border-color:var(--black)}

.form-group{margin-bottom:20px}
.form-group label{display:block;font-size:.85rem;font-weight:600;margin-bottom:6px;letter-spacing:-.01em}
.form-group small{display:block;color:var(--gray-400);font-size:.78rem;margin-top:4px}
input[type="text"],input[type="email"],input[type="password"],input[type="number"],input[type="url"],input[type="time"],textarea,select{
    width:100%;padding:10px 14px;border:1.5px solid var(--gray-200);border-radius:var(--radius);font-family:var(--font);font-size:.92rem;background:var(--white);transition:border-color .15s;outline:none;color:var(--black)
}
input:focus,textarea:focus,select:focus{border-color:var(--black)}
textarea{resize:vertical;min-height:80px}

.badge{display:inline-flex;align-items:center;padding:3px 10px;border-radius:20px;font-size:.75rem;font-weight:600;letter-spacing:.02em}
.badge-active{background:#dcfce7;color:#166534}
.badge-inactive{background:var(--gray-100);color:var(--gray-500)}
.badge-accent{background:var(--accent-bg);color:#003f91}

.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse}
th{text-align:left;padding:10px 16px;font-size:.78rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--gray-400);border-bottom:1.5px solid var(--gray-100)}
td{padding:14px 16px;border-bottom:1px solid var(--gray-100);font-size:.92rem}
tr:last-child td{border-bottom:none}
tr:hover td{background:var(--gray-50)}

.event-color{width:4px;height:36px;border-radius:2px;display:inline-block}
.page-header{padding:32px 0 24px;display:flex;justify-content:space-between;align-items:flex-end}
.page-header h1{margin-bottom:4px}
.grid-2{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:16px}

.event-card{display:flex;gap:16px;align-items:stretch}
.event-card-stripe{width:4px;border-radius:4px;flex-shrink:0}
.event-card-body{flex:1}
.event-card-body h3{margin-bottom:4px}
.event-card-meta{color:var(--gray-400);font-size:.85rem;display:flex;gap:16px;margin-top:8px}
.event-card-actions{margin-top:14px;display:flex;gap:8px}

.booking-layout{display:grid;grid-template-columns:300px 1fr;min-height:calc(100vh - 56px)}
.booking-sidebar{background:var(--black);color:var(--white);padding:40px 32px}
.booking-sidebar h2{font-size:1.6rem;margin-bottom:8px}
.booking-sidebar .event-detail{color:var(--gray-300);font-size:.9rem;margin-top:12px;display:flex;align-items:center;gap:8px}
.booking-main{padding:40px}

.cal-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:2px}
.cal-header{text-align:center;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--gray-400);padding:8px 0}
.cal-day{aspect-ratio:1;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-sm);font-size:.9rem;font-weight:500;cursor:pointer;transition:all .12s}
.cal-day:hover{background:var(--gray-100)}
.cal-day.today{font-weight:700}
.cal-day.available{color:var(--black);font-weight:600}
.cal-day.available:hover{background:var(--black);color:var(--white)}
.cal-day.unavailable{color:var(--gray-300);cursor:default}
.cal-day.unavailable:hover{background:transparent}
.cal-day.selected{background:var(--black);color:var(--white)}
.cal-day.other-month{color:var(--gray-200)}
.cal-nav{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}
.cal-nav h3{font-size:1.05rem}

.slots-container{margin-top:24px}
.slots-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:12px}
.slot{padding:10px;border:1.5px solid var(--gray-200);border-radius:var(--radius);text-align:center;font-weight:600;font-size:.9rem;cursor:pointer;transition:all .12s;font-family:var(--mono)}
.slot:hover{border-color:var(--black);background:var(--black);color:var(--white)}
.slot.selected{background:var(--accent);color:var(--white);border-color:var(--accent)}

.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--black)}
.auth-card{background:var(--white);border-radius:var(--radius-lg);padding:40px;width:100%;max-width:400px;box-shadow:var(--shadow-lg)}
.auth-card h1{text-align:center;margin-bottom:8px}
.auth-card .subtitle{text-align:center;color:var(--gray-400);font-size:.9rem;margin-bottom:32px}

.alert{padding:12px 16px;border-radius:var(--radius);font-size:.88rem;margin-bottom:20px;font-weight:500}
.alert-error{background:#fef2f2;color:#991b1b;border:1px solid #fecaca}
.alert-success{background:#f0fdf4;color:#166534;border:1px solid #bbf7d0}
.alert-info{background:var(--accent-bg);color:#92400e;border:1px solid #fde68a}

.status-dot{width:8px;height:8px;border-radius:50%;display:inline-block}
.status-dot.connected{background:var(--success)}
.status-dot.disconnected{background:var(--gray-300)}

.empty-state{text-align:center;padding:60px 20px;color:var(--gray-400)}
.empty-state h3{color:var(--gray-500);margin-bottom:8px}

.confirmation{min-height:100vh;display:flex;align-items:center;justify-content:center;text-align:center}
.confirmation-card{max-width:480px;padding:48px}
.confirmation-icon{width:64px;height:64px;background:#dcfce7;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 24px;font-size:28px}

@media(max-width:768px){
    .booking-layout{grid-template-columns:1fr}
    .booking-sidebar{padding:24px}
    .slots-grid{grid-template-columns:repeat(2,1fr)}
    .page-header{flex-direction:column;align-items:flex-start;gap:12px}
}

@keyframes fadeIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
.fade-in{animation:fadeIn .3s ease-out}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.5}}
.loading{animation:pulse 1.5s infinite}