/* ==========================================================================
   Sainfoxiya Digital Gift Cards - Light Theme Admin Portal Stylesheet
   (admin/assets/css/admin.css)
   ========================================================================== */

:root {
    --admin-bg: #f8fafc;
    --admin-card-bg: #ffffff;
    --admin-sidebar-bg: #ffffff;
    --admin-border: #e2e8f0;
    --admin-primary: #4f46e5;
    --admin-primary-hover: #4338ca;
    --admin-success: #059669;
    --admin-warning: #d97706;
    --admin-danger: #dc2626;
    --admin-text-main: #0f172a;
    --admin-text-muted: #64748b;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --shadow-card: 0 4px 12px -2px rgba(0, 0, 0, 0.05), 0 2px 6px -1px rgba(0, 0, 0, 0.03);
}

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

body {
    background-color: var(--admin-bg);
    color: var(--admin-text-main);
    font-family: var(--font-sans);
    line-height: 1.5;
    min-height: 100vh;
    display: flex;
}

/* Admin Layout Grid */
.admin-wrapper {
    display: flex;
    width: 100%;
    min-height: 100vh;
}

/* Sidebar */
.admin-sidebar {
    width: 260px;
    background: var(--admin-sidebar-bg);
    border-right: 1px solid var(--admin-border);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 1.5rem 1rem;
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    z-index: 100;
}

.admin-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0.5rem;
    margin-bottom: 2rem;
    text-decoration: none;
}

.admin-brand img {
    height: 38px;
    width: auto;
    display: block;
}

.admin-brand-badge {
    background: #e0e7ff;
    color: var(--admin-primary);
    border: 1px solid #c7d2fe;
    font-size: 0.7rem;
    font-weight: 800;
    padding: 3px 8px;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.admin-nav {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.admin-nav-item {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    padding: 0.75rem 1rem;
    color: var(--admin-text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all 0.2s ease;
}

.admin-nav-item:hover {
    background: #f1f5f9;
    color: var(--admin-primary);
}

.admin-nav-item.active {
    background: #eef2ff;
    color: var(--admin-primary);
    border-left: 3px solid var(--admin-primary);
    font-weight: 700;
}

.admin-nav-item i {
    font-size: 1.1rem;
    width: 20px;
    text-align: center;
}

.admin-sidebar-footer {
    padding-top: 1rem;
    border-top: 1px solid var(--admin-border);
}

.admin-user-pill {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem;
}

.admin-avatar {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: linear-gradient(135deg, #4f46e5, #7c3aed);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    color: #fff;
    box-shadow: 0 4px 10px rgba(79, 70, 229, 0.2);
}

.admin-user-info h4 {
    font-size: 0.85rem;
    color: var(--admin-text-main);
    font-weight: 700;
}

.admin-user-info p {
    font-size: 0.75rem;
    color: var(--admin-text-muted);
}

/* Main Content Area */
.admin-main {
    margin-left: 260px;
    flex: 1;
    padding: 2.25rem 2.5rem;
    max-width: calc(100% - 260px);
}

/* Header Navbar */
.admin-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 2rem;
}

.admin-title {
    font-size: 1.6rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    color: var(--admin-text-main);
}

.admin-subtitle {
    font-size: 0.875rem;
    color: var(--admin-text-muted);
    margin-top: 0.1rem;
}

.admin-header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Buttons */
.btn-admin {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.65rem 1.25rem;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
}

.btn-admin-primary {
    background: var(--admin-primary);
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.2);
}

.btn-admin-primary:hover {
    background: var(--admin-primary-hover);
}

.btn-admin-outline {
    background: #ffffff;
    color: var(--admin-text-main);
    border: 1px solid var(--admin-border);
}

.btn-admin-outline:hover {
    background: #f1f5f9;
}

.btn-admin-danger {
    background: #fef2f2;
    color: var(--admin-danger);
    border: 1px solid #fecdd3;
}

.btn-admin-danger:hover {
    background: var(--admin-danger);
    color: #fff;
}

.btn-admin-success {
    background: #ecfdf5;
    color: var(--admin-success);
    border: 1px solid #a7f3d0;
}

.btn-admin-success:hover {
    background: var(--admin-success);
    color: #fff;
}

/* Stats Cards Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.25rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--admin-card-bg);
    border: 1px solid var(--admin-border);
    border-radius: var(--radius-lg);
    padding: 1.35rem;
    box-shadow: var(--shadow-card);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.stat-val {
    font-size: 1.65rem;
    font-weight: 800;
    color: var(--admin-text-main);
    margin: 0.25rem 0;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--admin-text-muted);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: #eef2ff;
    color: var(--admin-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
}

/* Data Cards Section */
.admin-card {
    background: var(--admin-card-bg);
    border: 1px solid var(--admin-border);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-card);
}

.card-header-flex {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.25rem;
}

.card-title {
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--admin-text-main);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Search and Filters Bar */
.filter-bar {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.25rem;
    flex-wrap: wrap;
}

.search-input-wrapper {
    position: relative;
    flex: 1;
    min-width: 240px;
}

.search-input-wrapper i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--admin-text-muted);
}

.admin-input {
    width: 100%;
    background: #ffffff;
    border: 1px solid var(--admin-border);
    border-radius: var(--radius-md);
    padding: 0.65rem 1rem 0.65rem 2.5rem;
    color: var(--admin-text-main);
    font-size: 0.875rem;
    outline: none;
}

.admin-input:focus {
    border-color: var(--admin-primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.admin-select {
    background: #ffffff;
    border: 1px solid var(--admin-border);
    border-radius: var(--radius-md);
    padding: 0.65rem 1rem;
    color: var(--admin-text-main);
    font-size: 0.875rem;
    outline: none;
}

/* Data Table */
.table-responsive {
    width: 100%;
    overflow-x: auto;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

.admin-table th {
    background: #f8fafc;
    color: var(--admin-text-muted);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 0.85rem 1rem;
    border-bottom: 1px solid var(--admin-border);
}

.admin-table td {
    padding: 1rem;
    border-bottom: 1px solid var(--admin-border);
    font-size: 0.875rem;
    vertical-align: middle;
    color: var(--admin-text-main);
}

.admin-table tr:hover td {
    background: #f8fafc;
}

/* Status Badges */
.badge-status {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.3rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 700;
}

.badge-delivered, .badge-verified {
    background: #d1fae5;
    color: #065f46;
}

.badge-pending, .badge-unverified {
    background: #fef3c7;
    color: #92400e;
}

.badge-failed {
    background: #fee2e2;
    color: #991b1b;
}

/* Modal Overlay */
.admin-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(4px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 999;
}

.admin-modal-overlay.active {
    display: flex;
}

.admin-modal-card {
    background: #ffffff;
    border: 1px solid var(--admin-border);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 520px;
    padding: 2rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.modal-header-flex {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
}

.modal-close-btn {
    background: transparent;
    border: none;
    color: var(--admin-text-muted);
    font-size: 1.25rem;
    cursor: pointer;
}

/* Forms inside Modal */
.form-group-admin {
    margin-bottom: 1.25rem;
}

.form-group-admin label {
    display: block;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--admin-text-main);
    margin-bottom: 0.4rem;
}

/* Responsive Media Queries */
@media (max-width: 991px) {
    .admin-sidebar {
        width: 70px;
        padding: 1rem 0.5rem;
    }

    .admin-sidebar .admin-nav-item span,
    .admin-sidebar .admin-brand-badge,
    .admin-sidebar .admin-user-info {
        display: none;
    }

    .admin-main {
        margin-left: 70px;
        max-width: calc(100% - 70px);
        padding: 1.25rem;
    }
}

/* Dedicated Admin Login Screen Styles */
.admin-login-body {
    background: linear-gradient(135deg, #0f172a 0%, #1e1b4b 50%, #312e81 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    font-family: var(--font-sans);
}

.admin-login-wrapper {
    width: 100%;
    max-width: 480px;
    margin: 0 auto;
}

.admin-login-card {
    background: #ffffff;
    border-radius: var(--radius-lg);
    padding: 2.5rem 2.25rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.35), 0 0 0 1px rgba(255, 255, 255, 0.1);
}

.admin-login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.admin-login-brand {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    text-decoration: none;
    margin-bottom: 1.25rem;
}

.admin-login-brand img {
    height: 42px;
    width: auto;
}

.admin-login-title {
    font-size: 1.45rem;
    font-weight: 800;
    color: var(--admin-text-main);
    letter-spacing: -0.02em;
    margin-bottom: 0.4rem;
}

.admin-login-subtitle {
    font-size: 0.85rem;
    color: var(--admin-text-muted);
    line-height: 1.45;
}

.password-toggle-btn {
    position: absolute;
    right: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    color: var(--admin-text-muted);
    font-size: 1rem;
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    transition: color 0.2s ease;
}

.password-toggle-btn:hover {
    color: var(--admin-primary);
}

.login-alert {
    padding: 0.85rem 1rem;
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.65rem;
}

.login-alert-danger {
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #991b1b;
}

.login-options-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    font-size: 0.8rem;
}

.remember-checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--admin-text-muted);
    cursor: pointer;
    user-select: none;
}

.remember-checkbox-label input[type="checkbox"] {
    accent-color: var(--admin-primary);
    width: 16px;
    height: 16px;
    cursor: pointer;
}

.btn-login-submit {
    width: 100%;
    padding: 0.85rem 1.25rem;
    font-size: 0.95rem;
    font-weight: 700;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.65rem;
    box-shadow: 0 10px 15px -3px rgba(79, 70, 229, 0.3);
    transition: all 0.2s ease;
}

.btn-login-submit:hover {
    transform: translateY(-1px);
    box-shadow: 0 14px 20px -3px rgba(79, 70, 229, 0.4);
}

.login-demo-box {
    background: #f8fafc;
    border: 1px solid var(--admin-border);
    border-radius: var(--radius-md);
    padding: 0.85rem 1rem;
    margin-top: 1.75rem;
}

.demo-box-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    color: #3730a3;
    margin-bottom: 0.3rem;
}

.demo-box-content p {
    font-size: 0.78rem;
    color: var(--admin-text-muted);
}

.demo-box-content code {
    background: #e0e7ff;
    color: #3730a3;
    padding: 2px 6px;
    border-radius: 4px;
    font-weight: 700;
    font-family: monospace;
}

.login-card-footer {
    text-align: center;
    margin-top: 1.5rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--admin-border);
    font-size: 0.75rem;
    color: var(--admin-text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
}

.admin-sidebar-footer-flex {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
}

.btn-admin-logout {
    background: #fef2f2;
    color: #dc2626;
    border: 1px solid #fecaca;
    padding: 0.45rem 0.75rem;
    border-radius: var(--radius-md);
    font-size: 0.78rem;
    font-weight: 700;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    transition: all 0.2s ease;
}

.btn-admin-logout:hover {
    background: #fee2e2;
    color: #b91c1c;
}