/* Gym Management Custom Premium Theme */

:root {
    --primary-color: #1e40af; /* Default brand blue */
    --primary-hover: #1d4ed8;
    --dark-bg: #0f172a;
    --dark-card: #1e293b;
    --light-bg: #f8fafc;
    --light-card: #ffffff;
    --text-dark: #0f172a;
    --text-light: #f8fafc;
    --text-muted: #64748b;
    --border-color: #e2e8f0;
    --sidebar-width: 260px;
    --transition-speed: 0.3s;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

body {
    font-family: 'Outfit', 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--light-bg);
    color: var(--text-dark);
    overflow-x: hidden;
}

/* Auth Pages Style */
.auth-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at top right, rgba(30, 64, 175, 0.1) 0%, rgba(15, 23, 42, 1) 100%);
    color: #fff;
    padding: 20px;
}

.auth-card {
    background: rgba(30, 41, 59, 0.7);
    backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 20px;
    padding: 40px;
    width: 100%;
    max-width: 480px;
    box-shadow: var(--shadow-lg);
    animation: fadeInUp 0.6s ease-out;
}

.auth-brand {
    text-align: center;
    margin-bottom: 30px;
}

.auth-brand img {
    max-height: 70px;
    object-fit: contain;
    margin-bottom: 15px;
}

.auth-brand h3 {
    font-weight: 700;
    letter-spacing: -0.5px;
    color: #fff;
}

.form-control-custom {
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #fff !important;
    border-radius: 10px;
    padding: 12px 16px;
    transition: all 0.25s ease;
}

.form-control-custom:focus {
    background: rgba(15, 23, 42, 0.8);
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.25);
    outline: none;
}

.btn-custom {
    background-color: var(--primary-color);
    color: #fff;
    border: none;
    border-radius: 10px;
    padding: 12px;
    font-weight: 600;
    transition: all 0.25s ease;
}

.btn-custom:hover {
    background-color: var(--primary-hover);
    color: #fff;
    transform: translateY(-1px);
}

.auth-tabs {
    display: flex;
    border-radius: 10px;
    background: rgba(15, 23, 42, 0.4);
    padding: 4px;
    margin-bottom: 25px;
}

.auth-tab {
    flex: 1;
    text-align: center;
    padding: 10px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    font-size: 14px;
    color: var(--text-muted);
    transition: all 0.2s ease;
}

.auth-tab.active {
    background: var(--primary-color);
    color: #fff;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.sidebar {
    width: var(--sidebar-width);
    background-color: var(--dark-bg);
    color: var(--text-light);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    left: 0;
    top: 0;
    z-index: 1000;
    transition: transform var(--transition-speed);
}

.sidebar-brand {
    padding: 24px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.sidebar-brand img {
    max-height: 40px;
    margin-right: 12px;
}

.sidebar-brand span {
    font-weight: 700;
    font-size: 18px;
    letter-spacing: -0.5px;
}

.sidebar-menu {
    list-style: none;
    padding: 20px 10px;
    margin: 0;
    flex-grow: 1;
    overflow-y: auto;
}

.sidebar-menu li {
    margin-bottom: 6px;
}

.sidebar-menu a {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    color: #94a3b8;
    text-decoration: none;
    border-radius: 10px;
    font-weight: 500;
    transition: all 0.2s ease;
}

.sidebar-menu a i {
    margin-right: 12px;
    font-size: 18px;
    width: 24px;
    text-align: center;
}

.sidebar-menu li.active a,
.sidebar-menu a:hover {
    background-color: rgba(255, 255, 255, 0.05);
    color: #fff;
}

.sidebar-menu li.active a {
    background-color: var(--primary-color);
    color: #fff;
}

.sidebar-footer {
    padding: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.main-content {
    flex-grow: 1;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    background-color: var(--light-bg);
    display: flex;
    flex-direction: column;
}

.header {
    background-color: var(--light-card);
    height: 70px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 30px;
}

.header-toggle {
    display: none;
    font-size: 24px;
    cursor: pointer;
}

.content-body {
    padding: 30px;
    flex-grow: 1;
}

/* Beautiful Cards */
.card-stat {
    background-color: var(--light-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 24px;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}

.card-stat:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    margin-bottom: 16px;
}

/* Premium Tables */
.table-premium {
    background-color: var(--light-card);
    border-collapse: separate;
    border-spacing: 0;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

.table-premium th {
    background-color: #f8fafc;
    border-bottom: 1px solid var(--border-color);
    padding: 16px 20px;
    font-weight: 600;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
}

.table-premium td {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
}

.table-premium tr:last-child td {
    border-bottom: none;
}

/* Responsive Overrides */
@media (max-width: 991.98px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .header-toggle {
        display: block;
    }
}