/**
 * WHMCS Twenty-One Theme - Modern Glassmorphism Redesign
 * Custom CSS for dark theme with glassmorphism effects
 * Based on reference design image
 */

/* ============================================
   CSS CUSTOM PROPERTIES (Design Tokens)
   ============================================ */
:root {
    /* Background Gradients */
    --bg-primary-gradient: linear-gradient(135deg, #0a1628 0%, #0d1b2a 50%, #000000 100%);
    --bg-secondary-gradient: linear-gradient(180deg, #1a2a3d 0%, #0f1922 100%);
    --bg-card-gradient: linear-gradient(145deg, rgba(45, 55, 72, 0.5) 0%, rgba(30, 41, 59, 0.4) 100%);

    /* Glassmorphism Card */
    --card-bg: rgba(45, 55, 72, 0.4);
    --card-bg-hover: rgba(55, 65, 82, 0.5);
    --card-border: rgba(255, 255, 255, 0.1);
    --card-border-hover: rgba(255, 255, 255, 0.2);
    --card-blur: 20px;

    /* Accent Colors */
    --accent-blue: #3b82f6;
    --accent-blue-hover: #2563eb;
    --accent-blue-light: #60a5fa;
    --accent-blue-dark: #1d4ed8;

    /* Text Colors */
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.5);
    --text-disabled: rgba(255, 255, 255, 0.3);

    /* Input Fields */
    --input-bg: rgba(30, 41, 59, 0.5);
    --input-bg-focus: rgba(30, 41, 59, 0.7);
    --input-border: rgba(255, 255, 255, 0.15);
    --input-border-focus: rgba(59, 130, 246, 0.5);
    --input-text: #ffffff;
    --input-placeholder: rgba(255, 255, 255, 0.4);

    /* Shadows & Effects */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 20px rgba(59, 130, 246, 0.15);
    --shadow-glow-hover: 0 0 30px rgba(59, 130, 246, 0.25);

    /* Button Colors */
    --btn-primary-bg: var(--accent-blue);
    --btn-primary-hover: var(--accent-blue-hover);
    --btn-secondary-bg: rgba(255, 255, 255, 0.1);
    --btn-secondary-hover: rgba(255, 255, 255, 0.2);

    /* Status Colors */
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #3b82f6;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ============================================
   BODY & PAGE BACKGROUND
   ============================================ */
body {
    background: var(--bg-primary-gradient) !important;
    background-attachment: fixed !important;
    color: var(--text-primary) !important;
    min-height: 100vh;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(ellipse at top left, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse at bottom right, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

.container,
.container-fluid,
main {
    position: relative;
    z-index: 1;
}

/* ============================================
   GLASSMORPHISM CARDS
   ============================================ */
.card {
    background: var(--card-bg) !important;
    backdrop-filter: blur(var(--card-blur)) !important;
    -webkit-backdrop-filter: blur(var(--card-blur)) !important;
    border: 1px solid var(--card-border) !important;
    border-radius: var(--radius-lg) !important;
    box-shadow: var(--shadow-md) !important;
    color: var(--text-primary) !important;
    transition: all var(--transition-base) !important;
}

.card:hover {
    background: var(--card-bg-hover) !important;
    border-color: var(--card-border-hover) !important;
    box-shadow: var(--shadow-lg) !important;
    transform: translateY(-2px);
}

.card-header {
    background: rgba(255, 255, 255, 0.05) !important;
    border-bottom: 1px solid var(--card-border) !important;
    color: var(--text-primary) !important;
}

.card-footer {
    background: rgba(255, 255, 255, 0.03) !important;
    border-top: 1px solid var(--card-border) !important;
    color: var(--text-secondary) !important;
}

.card-body {
    color: var(--text-primary) !important;
}

/* ============================================
   FORM INPUTS
   ============================================ */
.form-control,
input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="tel"],
input[type="url"],
select,
textarea {
    background: var(--input-bg) !important;
    border: 1px solid var(--input-border) !important;
    border-radius: var(--radius-sm) !important;
    color: var(--input-text) !important;
    padding: 12px 16px !important;
    transition: all var(--transition-base) !important;
    backdrop-filter: blur(10px) !important;
    -webkit-backdrop-filter: blur(10px) !important;
}

.form-control::placeholder,
input::placeholder,
textarea::placeholder {
    color: var(--input-placeholder) !important;
}

.form-control:focus,
input:focus,
select:focus,
textarea:focus {
    background: var(--input-bg-focus) !important;
    border-color: var(--input-border-focus) !important;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1) !important;
    outline: none !important;
}

.form-control:disabled,
input:disabled,
select:disabled,
textarea:disabled {
    background: rgba(30, 41, 59, 0.3) !important;
    color: var(--text-disabled) !important;
    cursor: not-allowed;
}

/* Input Groups */
.input-group-prepend .input-group-text,
.input-group-append .input-group-text {
    background: rgba(30, 41, 59, 0.6) !important;
    border: 1px solid var(--input-border) !important;
    color: var(--text-secondary) !important;
}

.input-group-text {
    backdrop-filter: blur(10px) !important;
    -webkit-backdrop-filter: blur(10px) !important;
}

/* Form Labels */
.form-control-label,
.form-label,
label {
    color: var(--text-secondary) !important;
    font-weight: 500;
    margin-bottom: 8px;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    border-radius: var(--radius-sm) !important;
    font-weight: 500;
    padding: 12px 24px !important;
    transition: all var(--transition-base) !important;
    border: none !important;
    text-transform: none;
}

/* Primary Button */
.btn-primary {
    background: var(--btn-primary-bg) !important;
    color: #ffffff !important;
    box-shadow: var(--shadow-sm) !important;
}

.btn-primary:hover,
.btn-primary:focus {
    background: var(--btn-primary-hover) !important;
    box-shadow: var(--shadow-glow-hover) !important;
    transform: translateY(-1px);
}

/* Secondary Button */
.btn-secondary {
    background: var(--btn-secondary-bg) !important;
    color: var(--text-primary) !important;
    border: 1px solid var(--card-border) !important;
    backdrop-filter: blur(10px) !important;
    -webkit-backdrop-filter: blur(10px) !important;
}

.btn-secondary:hover,
.btn-secondary:focus {
    background: var(--btn-secondary-hover) !important;
    border-color: var(--card-border-hover) !important;
}

/* Success Button */
.btn-success {
    background: var(--success) !important;
    color: #ffffff !important;
}

.btn-success:hover {
    background: #059669 !important;
}

/* Danger Button */
.btn-danger {
    background: var(--danger) !important;
    color: #ffffff !important;
}

.btn-danger:hover {
    background: #dc2626 !important;
}

/* Outline Buttons */
.btn-outline-primary {
    background: transparent !important;
    border: 2px solid var(--accent-blue) !important;
    color: var(--accent-blue) !important;
}

.btn-outline-primary:hover {
    background: var(--accent-blue) !important;
    color: #ffffff !important;
}

/* Icon Buttons */
.btn-reveal-pw {
    background: rgba(255, 255, 255, 0.1) !important;
    border: 1px solid var(--input-border) !important;
    color: var(--text-secondary) !important;
}

.btn-reveal-pw:hover {
    background: rgba(255, 255, 255, 0.2) !important;
    color: var(--text-primary) !important;
}

/* ============================================
   NAVIGATION & HEADER
   ============================================ */
.navbar,
.navbar-default {
    background: var(--card-bg) !important;
    backdrop-filter: blur(var(--card-blur)) !important;
    -webkit-backdrop-filter: blur(var(--card-blur)) !important;
    border-bottom: 1px solid var(--card-border) !important;
    box-shadow: var(--shadow-md) !important;
}

.navbar-brand,
.navbar-nav .nav-link {
    color: var(--text-primary) !important;
    transition: color var(--transition-fast);
}

.navbar-nav .nav-link:hover {
    color: var(--accent-blue) !important;
}

.dropdown-menu {
    background: rgba(45, 55, 72, 0.95) !important;
    backdrop-filter: blur(var(--card-blur)) !important;
    -webkit-backdrop-filter: blur(var(--card-blur)) !important;
    border: 1px solid var(--card-border) !important;
    border-radius: var(--radius-md) !important;
    box-shadow: var(--shadow-lg) !important;
    z-index: 1040 !important;
}

.dropdown-item {
    color: #ffffff !important;
    background: rgba(30, 41, 59, 0.3) !important;
    transition: background var(--transition-fast);
    padding: 10px 20px !important;
}

.dropdown-item:hover {
    background: rgba(59, 130, 246, 0.3) !important;
    color: #ffffff !important;
}

/* ============================================
   TABLES
   ============================================ */
.table {
    color: var(--text-primary) !important;
    border-collapse: separate;
    border-spacing: 0;
}

.table thead th {
    background: rgba(255, 255, 255, 0.05) !important;
    border-bottom: 2px solid var(--card-border) !important;
    color: var(--text-secondary) !important;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
}

.table tbody tr {
    background: var(--card-bg) !important;
    backdrop-filter: blur(10px) !important;
    -webkit-backdrop-filter: blur(10px) !important;
    transition: background var(--transition-fast);
}

.table tbody tr:hover {
    background: var(--card-bg-hover) !important;
}

.table tbody td {
    border-bottom: 1px solid var(--card-border) !important;
    color: var(--text-primary) !important;
    padding: 16px !important;
}

.table-striped tbody tr:nth-of-type(odd) {
    background: rgba(255, 255, 255, 0.02) !important;
}

/* ============================================
   MODALS & OVERLAYS
   ============================================ */
.modal-content {
    background: var(--card-bg) !important;
    backdrop-filter: blur(var(--card-blur)) !important;
    -webkit-backdrop-filter: blur(var(--card-blur)) !important;
    border: 1px solid var(--card-border) !important;
    border-radius: var(--radius-lg) !important;
    box-shadow: var(--shadow-lg) !important;
}

.modal-header {
    background: rgba(255, 255, 255, 0.05) !important;
    border-bottom: 1px solid var(--card-border) !important;
    color: var(--text-primary) !important;
}

.modal-body {
    color: var(--text-primary) !important;
}

.modal-footer {
    background: rgba(255, 255, 255, 0.03) !important;
    border-top: 1px solid var(--card-border) !important;
}

.modal-backdrop {
    background-color: rgba(0, 0, 0, 0.7) !important;
}

.close {
    color: var(--text-primary) !important;
    opacity: 0.7;
}

.close:hover {
    color: var(--text-primary) !important;
    opacity: 1;
}

/* ============================================
   ALERTS & NOTIFICATIONS
   ============================================ */
.alert {
    background: var(--card-bg) !important;
    backdrop-filter: blur(10px) !important;
    -webkit-backdrop-filter: blur(10px) !important;
    border: 1px solid var(--card-border) !important;
    border-radius: var(--radius-md) !important;
    color: var(--text-primary) !important;
}

.alert-success {
    border-left: 4px solid var(--success) !important;
}

.alert-warning {
    border-left: 4px solid var(--warning) !important;
}

.alert-danger {
    border-left: 4px solid var(--danger) !important;
}

.alert-info {
    border-left: 4px solid var(--info) !important;
}

/* ============================================
   BADGES & LABELS
   ============================================ */
.badge {
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    font-weight: 500;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.badge-primary {
    background: var(--accent-blue) !important;
    color: #ffffff !important;
}

.badge-success {
    background: var(--success) !important;
    color: #ffffff !important;
}

.badge-warning {
    background: var(--warning) !important;
    color: #000000 !important;
}

.badge-danger {
    background: var(--danger) !important;
    color: #ffffff !important;
}

/* ============================================
   PAGINATION
   ============================================ */
.pagination {
    gap: 8px;
}

.page-item .page-link {
    background: var(--card-bg) !important;
    backdrop-filter: blur(10px) !important;
    -webkit-backdrop-filter: blur(10px) !important;
    border: 1px solid var(--card-border) !important;
    border-radius: var(--radius-sm) !important;
    color: var(--text-primary) !important;
    transition: all var(--transition-fast);
}

.page-item .page-link:hover {
    background: var(--card-bg-hover) !important;
    border-color: var(--accent-blue) !important;
    color: var(--accent-blue) !important;
}

.page-item.active .page-link {
    background: var(--accent-blue) !important;
    border-color: var(--accent-blue) !important;
    color: #ffffff !important;
}

/* ============================================
   BREADCRUMBS
   ============================================ */
.breadcrumb {
    background: var(--card-bg) !important;
    backdrop-filter: blur(10px) !important;
    -webkit-backdrop-filter: blur(10px) !important;
    border: 1px solid var(--card-border) !important;
    border-radius: var(--radius-md) !important;
}

.breadcrumb-item a {
    color: var(--accent-blue) !important;
}

.breadcrumb-item.active {
    color: var(--text-secondary) !important;
}

/* ============================================
   TEXT & TYPOGRAPHY
   ============================================ */
h1,
h2,
h3,
h4,
h5,
h6,
.h1,
.h2,
.h3,
.h4,
.h5,
.h6 {
    color: var(--text-primary) !important;
}

p {
    color: var(--text-secondary) !important;
}

.text-muted {
    color: var(--text-muted) !important;
}

a {
    color: var(--accent-blue) !important;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--accent-blue-light) !important;
    text-decoration: none;
}

.small {
    color: var(--text-secondary) !important;
}

/* ============================================
   LOGIN PAGE SPECIFIC
   ============================================ */
.login-form .card {
    max-width: 540px;
    margin: 0 auto;
}

.login-form .card-body {
    padding: 3rem 2.5rem !important;
}

@media (max-width: 576px) {
    .login-form .card-body {
        padding: 2rem 1.5rem !important;
    }
}

/* ============================================
   PANELS (Legacy Support)
   ============================================ */
.panel {
    background: var(--card-bg) !important;
    backdrop-filter: blur(var(--card-blur)) !important;
    -webkit-backdrop-filter: blur(var(--card-blur)) !important;
    border: 1px solid var(--card-border) !important;
    border-radius: var(--radius-lg) !important;
    box-shadow: var(--shadow-md) !important;
}

.panel-heading {
    background: rgba(255, 255, 255, 0.05) !important;
    border-bottom: 1px solid var(--card-border) !important;
    color: var(--text-primary) !important;
}

.panel-body {
    color: var(--text-primary) !important;
}

.panel-footer {
    background: rgba(255, 255, 255, 0.03) !important;
    border-top: 1px solid var(--card-border) !important;
}

/* ============================================
   LIST GROUPS
   ============================================ */
.list-group-item {
    background: var(--card-bg) !important;
    backdrop-filter: blur(10px) !important;
    -webkit-backdrop-filter: blur(10px) !important;
    border: 1px solid var(--card-border) !important;
    color: var(--text-primary) !important;
    transition: background var(--transition-fast);
}

.list-group-item:hover {
    background: var(--card-bg-hover) !important;
}

/* ============================================
   PROGRESS BARS
   ============================================ */
.progress {
    background: rgba(30, 41, 59, 0.5) !important;
    border-radius: var(--radius-sm);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.progress-bar {
    background: var(--accent-blue) !important;
}

/* ============================================
   TABS
   ============================================ */
.nav-tabs {
    border-bottom: 1px solid var(--card-border) !important;
}

.nav-tabs .nav-link {
    background: transparent !important;
    border: 1px solid transparent !important;
    color: var(--text-secondary) !important;
    transition: all var(--transition-fast);
}

.nav-tabs .nav-link:hover {
    color: var(--text-primary) !important;
    border-color: var(--card-border) !important;
}

.nav-tabs .nav-link.active {
    background: var(--card-bg) !important;
    border-color: var(--card-border) var(--card-border) transparent !important;
    color: var(--text-primary) !important;
}

.tab-content {
    background: var(--card-bg) !important;
    backdrop-filter: blur(var(--card-blur)) !important;
    -webkit-backdrop-filter: blur(var(--card-blur)) !important;
    border: 1px solid var(--card-border) !important;
    border-top: none !important;
    border-radius: 0 0 var(--radius-md) var(--radius-md) !important;
    padding: 20px;
}

/* ============================================
   CHECKBOXES & RADIO BUTTONS
   ============================================ */
.form-check-input {
    background-color: var(--input-bg) !important;
    border: 1px solid var(--input-border) !important;
}

.form-check-input:checked {
    background-color: var(--accent-blue) !important;
    border-color: var(--accent-blue) !important;
}

.form-check-label {
    color: var(--text-secondary) !important;
}

/* ============================================
   SCROLLBAR STYLING
   ============================================ */
::-webkit-scrollbar {
    width: 12px;
    height: 12px;
}

::-webkit-scrollbar-track {
    background: rgba(30, 41, 59, 0.3);
    border-radius: 6px;
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 6px;
    transition: background var(--transition-fast);
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.bg-glass {
    background: var(--card-bg) !important;
    backdrop-filter: blur(var(--card-blur)) !important;
    -webkit-backdrop-filter: blur(var(--card-blur)) !important;
}

.border-glass {
    border: 1px solid var(--card-border) !important;
}

.shadow-glass {
    box-shadow: var(--shadow-md) !important;
}

.hover-lift {
    transition: transform var(--transition-base);
}

.hover-lift:hover {
    transform: translateY(-4px);
}

/* ============================================
   RESPONSIVE ADJUSTMENTS
   ============================================ */
@media (max-width: 768px) {
    .card {
        border-radius: var(--radius-md) !important;
    }

    .btn {
        padding: 10px 20px !important;
    }

    .form-control {
        padding: 10px 14px !important;
    }
}

/* ============================================
   PRINT STYLES
   ============================================ */
@media print {
    body {
        background: white !important;
        color: black !important;
    }

    .card,
    .panel {
        background: white !important;
        border: 1px solid #ccc !important;
        backdrop-filter: none !important;
    }
}