/* ═══════════════════════════════════════════════
   LentesPro - Design System Unificado
   ═══════════════════════════════════════════════ */

/* Variáveis */
:root {
    --bg-dark:      #0f172a;
    --bg-card:      rgba(22, 33, 55, 0.9);
    --card:         rgba(22, 33, 55, 0.9);
    --primary:      #38bdf8;
    --primary2:     #818cf8;
    --text-primary: #f8fafc;
    --text:         #f8fafc;
    --text-secondary: #94a3b8;
    --muted:        #94a3b8;
    --danger:       #ef4444;
    --success:      #10b981;
    --glass-border: rgba(255, 255, 255, 0.1);
    --border:       rgba(255, 255, 255, 0.1);
    --glass:        rgba(255, 255, 255, 0.05);
}

/* Reset base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Inter', 'Outfit', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    -webkit-font-smoothing: antialiased;
    line-height: 1.5;
}

/* ── Admin Layout ── */
.admin-body { display: flex; min-height: 100vh; }

/* Sidebar */
.sidebar {
    width: 250px; min-width: 250px;
    background: rgba(10, 16, 30, 0.95);
    border-right: 1px solid var(--glass-border);
    padding: 24px 16px;
    display: flex; flex-direction: column;
    backdrop-filter: blur(16px);
    box-shadow: 4px 0 24px rgba(0,0,0,0.5);
}
.brand {
    font-size: 22px; font-weight: 800;
    text-align: center; margin-bottom: 32px;
    background: linear-gradient(135deg, #38bdf8, #818cf8);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    letter-spacing: 1px;
}
.nav { list-style: none; }
.nav li { margin-bottom: 4px; }
.nav a {
    display: flex; align-items: center; gap: 10px;
    padding: 11px 14px; border-radius: 8px;
    color: var(--text-secondary); text-decoration: none;
    font-size: 14px; font-weight: 500;
    transition: all 0.2s;
}
.nav a:hover, .nav a.active {
    background: rgba(56, 189, 248, 0.12);
    color: #fff;
}
.nav a.active { color: var(--primary); font-weight: 600; }
.nav a i { width: 18px; text-align: center; font-size: 15px; }
.nav a.text-danger:hover { background: rgba(239,68,68,0.1); color: var(--danger); }
.nav-divider { border: none; border-top: 1px solid var(--glass-border); margin: 12px 0; }

/* Main content */
.main-content { flex: 1; padding: 28px 32px; overflow-y: auto; }

/* Header */
.admin-header {
    display: flex; justify-content: space-between; align-items: center;
    margin-bottom: 28px; padding-bottom: 20px;
    border-bottom: 1px solid var(--glass-border);
}
.admin-header h2 { font-size: 22px; font-weight: 700; }
.user-info { color: var(--text-secondary); font-size: 14px; display: flex; align-items: center; gap: 8px; }

/* ── Cards ── */
.card {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: 14px; padding: 22px;
    display: flex; align-items: center;
    transition: transform 0.2s, border-color 0.2s;
    backdrop-filter: blur(12px);
}
.card:hover { transform: translateY(-4px); border-color: rgba(56,189,248,0.2); }
.card-icon {
    font-size: 26px; color: var(--primary);
    background: rgba(56,189,248,0.12);
    width: 56px; height: 56px; border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    margin-right: 18px; flex-shrink: 0;
}
.card-info h3 { margin: 0 0 4px; font-size: 13px; color: var(--text-secondary); font-weight: 500; }
.card-info p { margin: 0; font-size: 26px; font-weight: 800; }

/* ── Tables ── */
.table-container {
    background: var(--bg-card);
    border-radius: 12px; border: 1px solid var(--glass-border);
    overflow: hidden; margin-top: 16px;
    backdrop-filter: blur(10px);
}
table { width: 100%; border-collapse: collapse; }
th {
    background: rgba(0,0,0,0.25);
    color: var(--text-secondary); font-weight: 600;
    font-size: 12px; text-transform: uppercase; letter-spacing: 0.5px;
    padding: 14px 16px; text-align: left;
}
td { padding: 13px 16px; border-bottom: 1px solid rgba(255,255,255,0.05); font-size: 14px; }
tr:last-child td { border-bottom: none; }
tr:hover td { background: rgba(255,255,255,0.02); }

/* ── Buttons ── */
.btn {
    padding: 9px 18px; border-radius: 8px; border: none;
    cursor: pointer; font-weight: 600; font-family: inherit;
    font-size: 14px; text-decoration: none; display: inline-flex;
    align-items: center; gap: 7px; transition: all 0.2s;
}
.btn-primary { background: var(--primary); color: #0a1628; }
.btn-primary:hover { background: #0ea5e9; transform: translateY(-1px); }
.btn-danger { background: rgba(239,68,68,0.15); color: var(--danger); border: 1px solid rgba(239,68,68,0.25); }
.btn-danger:hover { background: rgba(239,68,68,0.25); }
.btn-sm { padding: 5px 11px; font-size: 12px; border-radius: 6px; }
.btn-ghost { background: rgba(255,255,255,0.06); color: var(--text-secondary); border: 1px solid var(--glass-border); }
.btn-ghost:hover { background: rgba(255,255,255,0.1); color: #fff; }

/* ── Badges ── */
.badge {
    padding: 3px 9px; border-radius: 5px;
    font-size: 11px; font-weight: 700; display: inline-block;
}
.badge.disponivel { background: rgba(16,185,129,0.2); color: #34d399; }
.badge.ocupado { background: rgba(239,68,68,0.2); color: #f87171; }
.badge.pendente { background: rgba(249,115,22,0.2); color: #fb923c; }
.badge.confirmado { background: rgba(16,185,129,0.2); color: #34d399; }
.badge.cancelado { background: rgba(100,100,100,0.2); color: #9ca3af; }

/* ── Alerts ── */
.alert { padding: 13px 16px; border-radius: 8px; margin-bottom: 20px; font-size: 14px; display: flex; align-items: center; gap: 10px; }
.alert-success { background: rgba(16,185,129,0.15); color: #34d399; border: 1px solid rgba(16,185,129,0.3); }
.alert-danger  { background: rgba(239,68,68,0.15);  color: #f87171; border: 1px solid rgba(239,68,68,0.3); }
.alert-info    { background: rgba(56,189,248,0.15); color: #7dd3fc; border: 1px solid rgba(56,189,248,0.3); }

/* ── Forms ── */
.form-group { margin-bottom: 18px; }
.form-group label { display: block; margin-bottom: 7px; font-size: 13px; color: var(--text-secondary); font-weight: 600; }
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%; padding: 11px 13px;
    background: rgba(0,0,0,0.2);
    border: 1px solid var(--glass-border);
    border-radius: 8px; color: var(--text-primary);
    font-family: inherit; font-size: 14px;
    box-sizing: border-box; transition: border-color 0.2s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none; border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(56,189,248,0.12);
}
.form-group textarea { min-height: 90px; resize: vertical; }
select option { background: #1e293b; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* ── Utilities ── */
.text-muted { color: var(--text-secondary); }
.text-primary { color: var(--primary); }
.text-danger { color: var(--danger) !important; }
.text-success { color: var(--success); }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.hidden { display: none !important; }
.w-100 { width: 100%; }
.text-center { text-align: center; }