/* =============================================
   Club Manager - Main Stylesheet
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@300;400;500;600;700;800&display=swap');

:root {
    --primary: #1e40af;
    --primary-light: #3b82f6;
    --primary-dark: #1e3a8a;
    --primary-50: #eff6ff;
    --primary-100: #dbeafe;
    --accent: #f59e0b;
    --accent-dark: #d97706;
    --success: #059669;
    --success-light: #d1fae5;
    --danger: #dc2626;
    --danger-light: #fee2e2;
    --warning: #d97706;
    --warning-light: #fef3c7;
    --info: #0284c7;
    --info-light: #e0f2fe;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    --sidebar-width: 260px;
    --header-height: 64px;
    --border-radius: 10px;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 30px rgba(0,0,0,0.12);
    --transition: all 0.2s ease;
}

/* --- Base --- */
* { box-sizing: border-box; }

body {
    font-family: 'Manrope', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--gray-50);
    color: var(--gray-800);
    font-size: 0.925rem;
    line-height: 1.6;
}

a { color: var(--primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--primary-dark); }

/* --- Layout --- */
.app-wrapper {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: var(--sidebar-width);
    background: linear-gradient(180deg, var(--gray-900) 0%, var(--gray-800) 100%);
    color: #fff;
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    overflow-y: auto;
    z-index: 1040;
    transition: transform 0.3s ease;
}

.sidebar-brand {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.sidebar-brand .brand-icon {
    width: 40px;
    height: 40px;
    background: var(--primary);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.sidebar-brand h5 {
    margin: 0;
    font-weight: 700;
    font-size: 1rem;
    line-height: 1.3;
    color: #fff;
}

.sidebar-brand small {
    font-size: 0.7rem;
    color: var(--gray-400);
    font-weight: 400;
}

.sidebar-nav {
    padding: 1rem 0;
}

.nav-section {
    padding: 0.5rem 1.5rem 0.25rem;
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--gray-500);
}

.sidebar-nav .nav-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 1.5rem;
    color: var(--gray-300);
    font-size: 0.875rem;
    font-weight: 500;
    transition: var(--transition);
    border-left: 3px solid transparent;
}

.sidebar-nav .nav-link:hover {
    color: #fff;
    background: rgba(255,255,255,0.05);
}

.sidebar-nav .nav-link.active {
    color: #fff;
    background: rgba(59, 130, 246, 0.15);
    border-left-color: var(--primary-light);
}

.sidebar-nav .nav-link i {
    font-size: 1.1rem;
    width: 22px;
    text-align: center;
}

.sidebar-nav .badge {
    margin-left: auto;
    font-size: 0.7rem;
    padding: 0.2em 0.55em;
}

/* Main Content */
.main-content {
    margin-left: var(--sidebar-width);
    flex: 1;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.top-header {
    height: var(--header-height);
    background: #fff;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.5rem;
    position: sticky;
    top: 0;
    z-index: 1030;
}

.top-header .page-title {
    font-size: 1.15rem;
    font-weight: 700;
    margin: 0;
    color: var(--gray-900);
}

.top-header .user-menu {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.content-area {
    flex: 1;
    padding: 1.5rem;
}

/* --- Cards & Panels --- */
.card {
    background: #fff;
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    margin-bottom: 1.5rem;
}

.card-header {
    background: transparent;
    border-bottom: 1px solid var(--gray-200);
    padding: 1rem 1.25rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-body { padding: 1.25rem; }

/* Dashboard Stat Cards */
.stat-card {
    background: #fff;
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius);
    padding: 1.25rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.stat-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.stat-icon {
    width: 52px;
    height: 52px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    flex-shrink: 0;
}

.stat-icon.blue { background: var(--primary-100); color: var(--primary); }
.stat-icon.green { background: var(--success-light); color: var(--success); }
.stat-icon.amber { background: var(--warning-light); color: var(--warning); }
.stat-icon.red { background: var(--danger-light); color: var(--danger); }
.stat-icon.info { background: var(--info-light); color: var(--info); }

.stat-info h3 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 800;
    line-height: 1.2;
    color: var(--gray-900);
}

.stat-info p {
    margin: 0;
    font-size: 0.8rem;
    color: var(--gray-500);
    font-weight: 500;
}

/* --- Tables --- */
.table { font-size: 0.875rem; }
.table thead th {
    background: var(--gray-50);
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: var(--gray-600);
    border-bottom: 2px solid var(--gray-200);
    white-space: nowrap;
    padding: 0.75rem;
}

.table td {
    vertical-align: middle;
    padding: 0.7rem 0.75rem;
    color: var(--gray-700);
}

.table-hover tbody tr:hover {
    background: var(--primary-50);
}

/* --- Badges --- */
.badge-status {
    padding: 0.3em 0.7em;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 6px;
}

.badge-active { background: var(--success-light); color: var(--success); }
.badge-inactive { background: var(--danger-light); color: var(--danger); }
.badge-pending { background: var(--warning-light); color: var(--warning); }
.badge-paid { background: var(--success-light); color: var(--success); }
.badge-unpaid { background: var(--danger-light); color: var(--danger); }

/* --- Buttons --- */
.btn { font-weight: 600; font-size: 0.875rem; border-radius: 8px; padding: 0.5rem 1rem; transition: var(--transition); }
.btn-primary { background: var(--primary); border-color: var(--primary); }
.btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); }
.btn-sm { padding: 0.3rem 0.7rem; font-size: 0.8rem; }
.btn-icon { padding: 0.35rem 0.5rem; line-height: 1; }

/* --- Forms --- */
.form-control, .form-select {
    border-radius: 8px;
    border: 1.5px solid var(--gray-300);
    padding: 0.55rem 0.85rem;
    font-size: 0.9rem;
    transition: var(--transition);
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-light);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.form-label {
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--gray-700);
    margin-bottom: 0.35rem;
}

/* --- Login Page --- */
.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--gray-900) 0%, var(--primary-dark) 100%);
    padding: 1rem;
}

.login-card {
    background: #fff;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 420px;
    padding: 2.5rem;
}

.login-card h2 {
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 0.25rem;
}

.login-card .subtitle {
    color: var(--gray-500);
    font-size: 0.9rem;
    margin-bottom: 2rem;
}

/* --- Search / Filter Bar --- */
.filter-bar {
    background: #fff;
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius);
    padding: 1rem 1.25rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-sm);
}

/* --- Modal --- */
.modal-header {
    background: var(--gray-50);
    border-bottom: 1px solid var(--gray-200);
}

.modal-title { font-weight: 700; }

/* --- Empty State --- */
.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--gray-400);
}

.empty-state i {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

/* --- Responsive --- */
.sidebar-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.4rem;
    color: var(--gray-700);
    cursor: pointer;
    padding: 0.25rem;
}

.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 1035;
}

@media (max-width: 991.98px) {
    .sidebar {
        transform: translateX(-100%);
    }
    .sidebar.show {
        transform: translateX(0);
    }
    .sidebar-overlay.show {
        display: block;
    }
    .main-content {
        margin-left: 0;
    }
    .sidebar-toggle {
        display: inline-block;
    }
}

@media (max-width: 575.98px) {
    .content-area {
        padding: 1rem;
    }
    .stat-card {
        padding: 1rem;
    }
    .stat-info h3 {
        font-size: 1.2rem;
    }
    .table-responsive {
        font-size: 0.82rem;
    }
    .login-card {
        padding: 1.5rem;
    }
}

/* --- Print --- */
@media print {
    .sidebar, .top-header, .sidebar-toggle, .sidebar-overlay, .btn, .filter-bar nav {
        display: none !important;
    }
    .main-content {
        margin-left: 0 !important;
    }
    .content-area {
        padding: 0 !important;
    }
    .card {
        box-shadow: none !important;
        border: 1px solid #ddd !important;
    }
}