:root {
    --primary-color: #4F46E5;
    --primary-light: #EEF2FF;
    --accent-color: #10B981;
    --warning-color: #F59E0B;
    --danger-color: #EF4444;
    --text-color: #1F2937;
    --text-light: #6B7280;
    --background-color: #FFFFFF;
    --section-bg: #F9FAFB;
    --border-radius: 12px;
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
    --gradient-primary: linear-gradient(135deg, #4F46E5 0%, #7C3AED 100%);
    --gradient-accent: linear-gradient(135deg, #10B981 0%, #059669 100%);
    --brand-primary: #0d6efd;
    --brand-secondary: #6610f2;
    --brand-success: #20c997;
    --brand-warning: #f59f0b;
    --brand-danger: #ef4444;
    --text-primary: #1f2937;
    --text-muted: #6b7280;
    --bg-soft: #f5f7fb;
    --card-shadow: 0 14px 36px rgba(15, 23, 42, 0.12);
    --card-shadow-hover: 0 18px 48px rgba(15, 23, 42, 0.15);
    --radius-xl: 22px;
    --radius-lg: 18px;
    --radius-md: 14px;
}

body {
    background: var(--bg-soft);
    color: var(--text-primary);
}

.navbar {
    background: var(--gradient-primary);
    box-shadow: var(--shadow-lg);
    padding: 1rem 2rem;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.navbar-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar-logo {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    margin-right: auto;
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.navbar-brand img {
    height: 32px;
    width: auto;
}

.navbar-menu {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.navbar-link {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    position: relative;
    overflow: hidden;
}

.navbar-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.navbar-link:hover::before {
    left: 100%;
}

.navbar-link:hover {
    background: rgba(255, 255, 255, 0.15);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.navbar-link:active {
    transform: translateY(0);
    transition: all 0.1s ease;
}

.navbar-link.active {
    background: rgba(255, 255, 255, 0.25);
    color: white;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.navbar-user {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.navbar-userinfo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.navbar-username {
    color: #ffffff;
    font-weight: 600;
}

.navbar-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
}

main.container {
    padding-top: 6.5rem;
    padding-bottom: 4rem;
}

.user-info-card {
    border: none;
    border-radius: var(--radius-xl);
    box-shadow: var(--card-shadow);
    background: linear-gradient(135deg, rgba(13, 110, 253, 0.08), rgba(102, 16, 242, 0.12)), #ffffff;
    backdrop-filter: blur(12px);
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.user-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(13,110,253,0.18), rgba(102,16,242,0.25));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3.2rem;
    color: var(--brand-primary);
    box-shadow: 0 12px 30px rgba(13, 110, 253, 0.18);
    overflow: hidden;
}

.user-meta {
    min-width: 240px;
}

.user-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.user-avatar i {
    font-size: 3.2rem;
}

.user-name {
    font-size: 1.75rem;
    font-weight: 700;
}

.user-stats .stat-item {
    font-size: 0.95rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.user-summary {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.user-summary .summary-item {
    text-align: center;
    min-width: 88px;
}

.user-info-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.user-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
}

.user-header .logout-btn {
    margin-left: auto;
}

.logout-btn {
    border-radius: 999px;
    padding: 0.45rem 1.2rem;
    font-weight: 600;
}

.user-side {
    width: 100%;
}

@media (min-width: 992px) {
    .user-info-row {
        flex-wrap: nowrap;
    }

    .user-summary {
        justify-content: flex-end;
    }
}

@media (max-width: 991.98px) {
    .user-profile {
        justify-content: center;
        text-align: center;
    }

    .user-meta {
        text-align: center;
    }

    .user-summary {
        justify-content: center;
    }

    .user-info-row {
        justify-content: center;
    }
}

.quick-actions .card {
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: var(--card-shadow);
    transition: all 0.25s ease;
}

.quick-actions .card:hover {
    transform: translateY(-6px);
    box-shadow: var(--card-shadow-hover);
}

.quick-actions .action-icon {
    width: 54px;
    height: 54px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.35rem;
}

.nav-tabs {
    border-bottom: none;
    gap: 0.5rem;
}

.nav-tabs .nav-link {
    border: none;
    border-radius: 999px;
    font-weight: 600;
    padding: 0.6rem 1.4rem;
    color: var(--text-muted);
    background: rgba(148, 163, 184, 0.15);
    transition: all 0.2s ease;
}

.nav-tabs .nav-link:hover {
    color: var(--brand-primary);
}

.nav-tabs .nav-link.active {
    background: linear-gradient(135deg, rgba(13,110,253,0.9), rgba(102,16,242,0.9));
    color: #fff;
    box-shadow: 0 10px 26px rgba(13, 110, 253, 0.25);
}

.tab-content .card {
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: var(--card-shadow);
}

#subscriptionsList .card {
    border-radius: var(--radius-lg);
    transition: all 0.2s ease;
}

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

.subscription-tag {
    font-size: 0.88rem;
    font-weight: 600;
    border-radius: 999px;
    padding: 0.35rem 0.9rem;
    background: rgba(13, 110, 253, 0.1);
    color: var(--brand-primary);
}

.table {
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: #fff;
    box-shadow: var(--card-shadow);
}

.table thead {
    background: rgba(15, 23, 42, 0.02);
    color: var(--text-muted);
}

.table tbody tr:hover {
    background: rgba(13, 110, 253, 0.06);
}

.badge-status {
    border-radius: 999px;
    padding: 0.35rem 0.85rem;
    font-weight: 600;
}

.badge-status.paid {
    background: rgba(32, 201, 151, 0.12);
    color: var(--brand-success);
}

.badge-status.pending {
    background: rgba(245, 159, 11, 0.15);
    color: var(--brand-warning);
}

.badge-status.failed {
    background: rgba(239, 68, 68, 0.12);
    color: var(--brand-danger);
}

.usage-stat-card {
    border: none;
}

.usage-stat-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.usage-stat-value {
    font-size: 1.9rem;
    font-weight: 700;
}

.activity-stat-card {
    border: none;
}

.activity-stat-icon {
    font-size: 2.1rem;
    margin-bottom: 0.6rem;
}

.activity-log-entry {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 0.85rem 0;
    border-bottom: 1px solid rgba(226, 232, 240, 0.6);
}

.activity-log-entry:last-child {
    border-bottom: none;
}

.activity-action {
    font-weight: 600;
}

.activity-meta {
    color: var(--text-muted);
    font-size: 0.82rem;
}

.pagination .page-link {
    border: none;
    border-radius: 999px;
    color: var(--brand-primary);
    font-weight: 500;
    margin: 0 0.2rem;
    box-shadow: 0 6px 14px rgba(13, 110, 253, 0.12);
}

.pagination .page-item.active .page-link {
    background: linear-gradient(135deg, rgba(13,110,253,0.95), rgba(102,16,242,0.95));
    color: #fff;
}

.toast {
    border: none;
    border-radius: var(--radius-md);
    box-shadow: 0 18px 48px rgba(15, 23, 42, 0.2);
}

.toast .toast-header {
    border-bottom: none;
}

.modal-content {
    border-radius: var(--radius-lg);
    border: none;
    box-shadow: 0 20px 50px rgba(15, 23, 42, 0.2);
}

.modal-header {
    border-bottom: 1px solid rgba(226, 232, 240, 0.7);
}

.modal-footer {
    border-top: 1px solid rgba(226, 232, 240, 0.7);
}

#centerToast .toast-body {
    font-weight: 500;
}

@media (max-width: 991.98px) {
    main.container {
        padding-top: 5.5rem;
    }

    .user-info-card {
        text-align: center;
    }

    .user-summary {
        justify-content: center !important;
    }

    .quick-actions .card {
        text-align: center;
    }

    .quick-actions .card .card-body {
        flex-direction: column;
        gap: 1rem;
    }
}

@media (max-width: 575.98px) {
    .nav-tabs {
        flex-wrap: wrap;
        gap: 0.4rem;
    }

    .nav-tabs .nav-link {
        flex: 1 1 calc(50% - 0.4rem);
        text-align: center;
        font-size: 0.92rem;
    }

    .table {
        font-size: 0.9rem;
    }

    .activity-log-entry {
        flex-direction: column;
        gap: 0.4rem;
    }
}