/* ========================================
   SkySchool — Estilos Globales
   ======================================== */

:root {
    --primary:       #667eea;
    --primary-dark:  #5568d3;
    --primary-light: #7c8df1;
    --success:  #10b981;
    --warning:  #f59e0b;
    --danger:   #ef4444;
    --info:     #3b82f6;
    --bg:       #f3f4f6;
    --surface:  #ffffff;
    --text:         #1f2937;
    --text-muted:   #6b7280;
    --border:       #e5e7eb;
    --sidebar-width: 260px;
    --topbar-height: 64px;
    --shadow-sm: 0 1px 2px 0 rgba(0,0,0,.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,.1);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,.1);
}

/* ===== Scope reset ===== */
.skyschool-scope * { box-sizing: border-box; }

.skyschool-scope {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

/* Layout lo maneja cada Layout .razor.css con CSS Grid */
/* ===== Overlay (móvil, cuando sidebar abierto) ===== */
.skyschool-scope .sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.45);
    z-index: 199;
}

.skyschool-scope .sidebar-overlay.visible {
    display: block;
}

/* ===== Buttons ===== */
.skyschool-scope .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-weight: 500;
    font-size: 0.875rem;
    transition: all 0.2s;
    cursor: pointer;
    border: none;
    text-decoration: none;
}
.skyschool-scope .btn:hover         { transform: translateY(-1px); text-decoration: none; }
.skyschool-scope .btn-primary       { background: var(--primary); color: white; }
.skyschool-scope .btn-primary:hover { background: var(--primary-dark); color: white; }
.skyschool-scope .btn-secondary     { background: var(--bg); color: var(--text); border: 1px solid var(--border); }
.skyschool-scope .btn-secondary:hover { background: var(--surface); }
.skyschool-scope .btn-full { width: 100%; }
.skyschool-scope .btn-sm   { padding: 0.375rem 0.75rem; font-size: 0.8125rem; }

/* ===== Badges ===== */
.skyschool-scope .badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 500;
}
.skyschool-scope .badge-success { background: rgba(16,185,129,.1); color: var(--success); }
.skyschool-scope .badge-warning { background: rgba(245,158,11,.1); color: var(--warning); }
.skyschool-scope .badge-danger  { background: rgba(239,68,68,.1);  color: var(--danger);  }
.skyschool-scope .badge-info    { background: rgba(59,130,246,.1); color: var(--info);    }

/* ===== Cards ===== */
.skyschool-scope .card {
    background: var(--surface);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
}
.skyschool-scope .card h3 {
    margin: 0 0 1rem 0;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text);
}

/* ===== Forms ===== */
.skyschool-scope input[type="text"],
.skyschool-scope input[type="email"],
.skyschool-scope input[type="password"],
.skyschool-scope input[type="date"],
.skyschool-scope input[type="tel"],
.skyschool-scope select,
.skyschool-scope textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 0.875rem;
    transition: border-color 0.2s;
    background: var(--surface);
    color: var(--text);
}
.skyschool-scope input:focus,
.skyschool-scope select:focus,
.skyschool-scope textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(102,126,234,.1);
}

/* ===== Page headers ===== */
.skyschool-scope .page-header              { margin-bottom: 2rem; }
.skyschool-scope .page-header h1           { margin: 0 0 0.5rem 0; font-size: 1.875rem; font-weight: 700; color: var(--text); }
.skyschool-scope .page-header p            { margin: 0; color: var(--text-muted); font-size: 0.875rem; }

/* ===== Stats grid ===== */
.skyschool-scope .stats-grid,
.skyschool-scope .cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.25rem;
    margin-bottom: 2rem;
}

.skyschool-scope .stat-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.25rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: var(--shadow-sm);
}

.skyschool-scope .stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.skyschool-scope .stat-icon svg {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

.skyschool-scope .stat-content  { display: flex; flex-direction: column; gap: 0.2rem; }
.skyschool-scope .stat-value    { font-size: 1.75rem; font-weight: 700; color: var(--text); line-height: 1; }
.skyschool-scope .stat-label    { font-size: 0.8rem; color: var(--text-muted); }

/* ===== Toolbar ===== */
.skyschool-scope .toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    gap: 1rem;
}

/* ===== Scrollbar ===== */
.skyschool-scope ::-webkit-scrollbar       { width: 6px; height: 6px; }
.skyschool-scope ::-webkit-scrollbar-track { background: var(--bg); }
.skyschool-scope ::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
.skyschool-scope ::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ===== Alerta de error (login portales) ===== */
.admin-alert {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.75rem 1rem;
    background: #fef2f2;
    border: 1px solid #fecaca;
    border-radius: 10px;
    color: #dc2626;
    font-size: 0.85rem;
    margin-bottom: 1rem;
}
.admin-alert svg {
    width: 16px !important;
    height: 16px !important;
    flex-shrink: 0;
}

/* ===== blazor-error-ui ===== */
#blazor-error-ui {
    display: none;
    position: fixed;
    bottom: 0; left: 0; right: 0;
    z-index: 9999;
    padding: 0.6rem 1.5rem;
    background: #1e293b;
    color: #f1f5f9;
    font-size: 0.85rem;
    align-items: center;
    gap: 0.75rem;
    border-top: 2px solid #7c3aed;
}
#blazor-error-ui[style*="display: block"],
#blazor-error-ui[style*="display:block"] { display: flex !important; }
#blazor-error-ui .reload  { color: #a78bfa; font-weight: 600; }
#blazor-error-ui .dismiss { margin-left: auto; cursor: pointer; opacity: .6; }
#blazor-error-ui .dismiss:hover { opacity: 1; }

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .skyschool-scope .main-container {
        margin-left: 0 !important;
    }
    .skyschool-scope .main-content {
        padding: 1rem;
    }
    .skyschool-scope .stats-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 480px) {
    .skyschool-scope .stats-grid {
        grid-template-columns: 1fr;
    }
}