:root {
    --glass-blur: blur(12px);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.22);

    --color-accent: #0dcaf0;
    --color-warning: #ffc107;
    --color-success: #198754;
    --color-danger: #dc3545;

    --glass-bg-primary: radial-gradient(circle at top right, #1a1a2e, #16213e);
    --glass-surface: rgba(255, 255, 255, 0.05);
    --glass-surface-strong: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-panel-bg: rgba(0, 0, 0, 0.2);
    --glass-nav-bg: rgba(22, 33, 62, 0.82);
    --glass-footer-bg: rgba(0, 0, 0, 0.3);
    --modal-bg: linear-gradient(135deg, rgba(26, 26, 46, 0.95), rgba(22, 33, 62, 0.95));
    --input-bg: rgba(255, 255, 255, 0.05);
    --input-bg-focus: rgba(255, 255, 255, 0.1);
    --input-text: #e7f2f5;
    --text-primary: #e7f2f5;
    --text-primary-dark: #e7f2f5;
    --text-secondary: rgba(231, 242, 245, 0.8);
    --text-muted: rgba(231, 242, 245, 0.6);
}

html[data-theme="light"] {
    --glass-bg-primary: radial-gradient(circle at top right, #edf1f6, #d5dde8);
    --glass-surface: rgba(246, 249, 252, 0.8);
    --glass-surface-strong: rgba(241, 245, 250, 0.92);
    --glass-border: rgba(28, 39, 56, 0.16);
    --glass-panel-bg: rgba(230, 236, 244, 0.72);
    --glass-nav-bg: rgba(236, 241, 248, 0.92);
    --glass-footer-bg: rgba(231, 237, 245, 0.9);
    --modal-bg: linear-gradient(135deg, rgba(243, 247, 251, 0.97), rgba(225, 233, 243, 0.97));
    --input-bg: rgba(239, 244, 250, 0.92);
    --input-bg-focus: rgba(248, 251, 255, 0.98);
    --input-text: #202c3b;
    --text-primary: #202c3b;
    --text-primary-dark: #202c3b;
    --text-secondary: rgba(32, 44, 59, 0.84);
    --text-muted: rgba(32, 44, 59, 0.62);
}

body {
    background: var(--glass-bg-primary);
    background-attachment: fixed; /* Ensures gradient stays on scroll */
    color: var(--text-primary);
    min-height: 100vh;
}

/* Glass Components */
.glass-card {
    background: var(--glass-surface);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    border-radius: 16px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.modal-content {
    background: var(--modal-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(20px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.22);
    color: var(--text-primary);
}

.modal-header, .modal-footer {
    border-color: var(--glass-border);
}

.btn-close {
    filter: invert(1) grayscale(100%) brightness(200%);
}

html[data-theme="light"] .btn-close {
    filter: none;
}

.glass-panel {
    background: var(--glass-panel-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
}

.glass-nav {
    background: var(--glass-nav-bg) !important;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
}

.glass-footer {
    background: var(--glass-footer-bg);
    border-top: 1px solid var(--glass-border);
    color: var(--text-muted);
}

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

.glass-footer a:hover {
    color: var(--text-primary) !important;
}

/* Form Elements */
.glass-form-control, .form-control {
    background: var(--input-bg);
    border: 1px solid var(--glass-border);
    color: var(--input-text) !important;
    border-radius: 8px;
    padding: 10px 15px;
}

.glass-form-control:focus, .form-control:focus {
    background: var(--input-bg-focus);
    border-color: var(--color-accent);
    box-shadow: 0 0 0 0.25rem rgba(13, 202, 240, 0.25);
    color: var(--input-text);
}

.form-control::placeholder {
    color: var(--text-muted);
}

.form-label {
    color: var(--text-secondary);
    font-weight: 500;
}

/* Text Utilities */
.text-shadow {
    text-shadow: 0 2px 4px rgba(0,0,0,0.5);
}

.text-gradient {
    background: linear-gradient(45deg, #fff, #0dcaf0);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

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

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

    /* text-secondary: rgba(255, 255, 255, 0.7);
    text-muted: rgba(255, 255, 255, 0.5); */

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

.animate-up {
    animation: slideUp 0.6s ease-out forwards;
    opacity: 0;
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }

/* Interactive */
.hover-lift:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
}

.hover-glow:hover {
    box-shadow: 0 0 15px rgba(13, 202, 240, 0.3);
}

/* Table Overrides */
.table {
    --bs-table-color: var(--text-primary);
    --bs-table-bg: transparent;
    --bs-table-border-color: var(--glass-border);
}

.table-glass th, .table-glass td {
    background: transparent !important;
}

/* Badges */
.badge-glass {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(4px);
}

/* Glass Buttons */
.glass-btn {
    background: var(--glass-surface);
    border: 1px solid var(--glass-border);
    color: var(--text-primary) !important;
    backdrop-filter: blur(4px);
    transition: all 0.2s ease;
    border-radius: 8px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 500;
}

.glass-btn:hover {
    background: var(--glass-surface-strong);
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    color: var(--text-primary);
}

.glass-btn-primary {
    background: rgba(13, 202, 240, 0.15);
    border-color: rgba(13, 202, 240, 0.3);
}

.glass-btn-primary:hover {
    background: rgba(13, 202, 240, 0.25);
    border-color: rgba(13, 202, 240, 0.5);
    box-shadow: 0 0 15px rgba(13, 202, 240, 0.3);
}

.glass-btn-danger {
    background: rgba(220, 53, 69, 0.15);
    border-color: rgba(220, 53, 69, 0.3);
}

.glass-btn-danger:hover {
    background: rgba(220, 53, 69, 0.25);
    border-color: rgba(220, 53, 69, 0.5);
    box-shadow: 0 0 15px rgba(220, 53, 69, 0.3);
}

.glass-btn-warning {
    background: rgba(255, 193, 7, 0.15);
    border-color: rgba(255, 193, 7, 0.3);
}

.glass-btn-warning:hover {
    background: rgba(255, 193, 7, 0.25);
    border-color: rgba(255, 193, 7, 0.5);
    box-shadow: 0 0 15px rgba(255, 193, 7, 0.3);
}

.glass-btn-success {
    background: rgba(25, 135, 84, 0.15);
    border-color: rgba(25, 135, 84, 0.3);
}

.glass-btn-success:hover {
    background: rgba(25, 135, 84, 0.25);
    border-color: rgba(25, 135, 84, 0.5);
    box-shadow: 0 0 15px rgba(25, 135, 84, 0.3);
}

/* Glass Tabs */
.nav-pills .nav-link {
    color: var(--text-secondary);
    background: transparent;
    transition: all 0.3s ease;
}

.nav-pills .nav-link:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.nav-pills .nav-link.active {
    background: rgba(13, 202, 240, 0.2);
    color: var(--color-accent);
    border: 1px solid rgba(13, 202, 240, 0.3);
    backdrop-filter: blur(4px);
}

.theme-toggle-btn {
    border: 1px solid var(--glass-border) !important;
    color: var(--text-primary) !important;
    background: var(--glass-surface) !important;
    display: inline-flex;
    align-items: center;
    line-height: 1;
}

.theme-toggle-btn:hover {
    background: var(--glass-surface-strong) !important;
}

.theme-toggle-btn .material-icons {
    font-size: 18px;
}

.cookie-consent {
    background: var(--glass-nav-bg);
    color: var(--text-primary);
    border-top: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
}

.cookie-consent-link {
    color: var(--color-accent);
}

.cookie-consent-reject {
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
    background: transparent;
}

/* Semantic theme utilities for template migration */
.text-tone-primary {
    color: var(--text-primary) !important;
}

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

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

.surface-tone-strong {
    background: var(--glass-panel-bg) !important;
    border: 1px solid var(--glass-border) !important;
}

.field-tone {
    background: var(--input-bg) !important;
    color: var(--input-text) !important;
    border-color: var(--glass-border) !important;
}

.btn-outline-theme {
    color: var(--text-primary) !important;
    border: 1px solid var(--glass-border) !important;
    background: transparent !important;
}

.btn-outline-theme:hover {
    color: var(--text-primary) !important;
    background: var(--glass-surface) !important;
}

/* Icon alignment and button/icon rhythm */
.material-icons,
.material-symbols-outlined {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    vertical-align: middle;
}

.btn .material-icons,
.btn .material-symbols-outlined,
.dropdown-item .material-icons,
.dropdown-item .material-symbols-outlined {
    font-size: 1.05rem;
}

.input-group-text .material-icons,
.input-group-text .material-symbols-outlined {
    font-size: 1rem;
}

.icon-label {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
}

.page-shell {
    color: var(--text-primary);
}

.page-shell-bleed {
    background: var(--glass-bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    width: 100vw;
    margin-left: calc(50% - 50vw);
    margin-right: calc(50% - 50vw);
}

.icon-xs {
    font-size: 0.75rem !important;
}

.icon-sm {
    font-size: 0.875rem !important;
}

.icon-md {
    font-size: 1rem !important;
}

.icon-lg {
    font-size: 1.2rem !important;
}

.avatar-24 {
    width: 24px;
    height: 24px;
}

.avatar-32 {
    width: 32px;
    height: 32px;
}

.avatar-40 {
    width: 40px;
    height: 40px;
}

.avatar-50 {
    width: 50px;
    height: 50px;
}

.avatar-80 {
    width: 80px;
    height: 80px;
}

.avatar-120 {
    width: 120px;
    height: 120px;
}

.avatar-150 {
    width: 150px;
    height: 150px;
}

.hover-surface:hover {
    background: var(--glass-surface) !important;
}

.timestamp-xs {
    font-size: 0.65rem;
    opacity: 0.8;
}

.max-w-85 {
    max-width: 85%;
}

.max-w-120 {
    max-width: 120px;
}

.max-h-400 {
    max-height: 400px;
}

.btn-icon-square {
    width: 40px;
    height: 40px;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.form-select.field-tone,
.form-control.field-tone,
.input-group-text.field-tone {
    border-color: var(--glass-border) !important;
}

.form-check-input {
    border-color: var(--glass-border);
}

.form-check-input:focus,
.btn:focus-visible,
a:focus-visible,
button:focus-visible,
.form-control:focus-visible,
.form-select:focus-visible {
    box-shadow: 0 0 0 0.2rem rgba(13, 202, 240, 0.25) !important;
}

/*
 * Light-mode compatibility layer for legacy templates that still include
 * dark utility classes directly in markup.
 */
html[data-theme="light"] .text-white {
    color: var(--text-primary) !important;
}

html[data-theme="light"] .text-white-50,
html[data-theme="light"] .text-white-75 {
    color: var(--text-muted) !important;
}

html[data-theme="light"] .bg-dark {
    background-color: rgba(28, 39, 56, 0.08) !important;
}

html[data-theme="light"] .bg-dark.bg-opacity-10 {
    background-color: rgba(28, 39, 56, 0.06) !important;
}

html[data-theme="light"] .bg-dark.bg-opacity-25,
html[data-theme="light"] .bg-dark.bg-opacity-50,
html[data-theme="light"] .bg-dark.bg-opacity-75 {
    background-color: rgba(28, 39, 56, 0.12) !important;
}

html[data-theme="light"] .border-secondary {
    border-color: rgba(28, 39, 56, 0.22) !important;
}

html[data-theme="light"] .btn-outline-light {
    color: var(--text-primary) !important;
    border-color: rgba(28, 39, 56, 0.24) !important;
}

html[data-theme="light"] .btn-outline-light:hover,
html[data-theme="light"] .btn-outline-light:focus-visible {
    color: var(--text-primary) !important;
    background: rgba(28, 39, 56, 0.08) !important;
    border-color: rgba(28, 39, 56, 0.24) !important;
}

html[data-theme="light"] .form-control.bg-dark,
html[data-theme="light"] .form-select.bg-dark,
html[data-theme="light"] .input-group-text.bg-dark,
html[data-theme="light"] .form-control.bg-transparent,
html[data-theme="light"] .form-select.bg-transparent,
html[data-theme="light"] .input-group-text.bg-transparent {
    background: var(--input-bg) !important;
    color: var(--input-text) !important;
    border-color: var(--glass-border) !important;
}

html[data-theme="light"] .accordion-button.text-white,
html[data-theme="light"] .accordion-button {
    color: var(--text-primary) !important;
}

html[data-theme="light"] .table.text-white {
    --bs-table-color: var(--text-primary);
}

html[data-theme="light"] .list-group-item.text-white,
html[data-theme="light"] .list-group-item.bg-transparent {
    color: var(--text-primary) !important;
}