/* ========================================
   Bubble Dashboard - Dark Theme
   ======================================== */

/* CSS Custom Properties (Variables) */
:root {
    /* Background colors - Premium Dark Theme (PRD spec) */
    --bg-primary: #0a0a0a;
    --bg-secondary: #111111;
    --bg-tertiary: #1a1a1a;
    --bg-card: #1a1a1a;
    --bg-elevated: #222222;
    --bg-hover: #252525;

    /* Text colors */
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --text-muted: #666666;
    --text-accent: #d4af37;

    /* Accent colors - Gold Premium (PRD spec) */
    --accent-gold: #d4af37;
    --accent-gold-light: #f4d03f;
    --accent-gold-dark: #b8860b;
    --accent-gold-pale: rgba(212, 175, 55, 0.125);

    /* Semantic colors (PRD spec) */
    --success: #22c55e;
    --danger: #ef4444;
    --warning: #f59e0b;
    --info: #3b82f6;

    /* Legacy aliases for compatibility */
    --accent-green: #22c55e;
    --accent-red: #ef4444;
    --accent-yellow: #f59e0b;
    --accent-orange: #f59e0b;
    --accent-purple: #a855f7;
    --accent-blue: #3b82f6;
    --accent-cyan: #d4af37;

    /* Border colors */
    --border-primary: rgba(212, 175, 55, 0.1);
    --border-secondary: rgba(212, 175, 55, 0.2);
    --border-accent: rgba(212, 175, 55, 0.3);
    --border-muted: #2a2a2a;

    /* Legacy aliases for component compatibility */
    --surface-color: var(--bg-card);
    --surface-hover: var(--bg-hover);
    --surface-alt: var(--bg-tertiary);
    --card-bg: var(--bg-card);
    --hover-bg: rgba(212, 175, 55, 0.06);
    --badge-bg: rgba(212, 175, 55, 0.15);
    --badge-color: var(--accent-gold);
    --border-color: var(--border-primary);
    --border-hover: var(--border-secondary);
    --accent-color: var(--accent-gold);
    --success-color: var(--success);
    --error-color: var(--danger);
    --warning-color: var(--warning);
    --muted-color: var(--text-muted);

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.7);
    --shadow-glow-gold: 0 0 20px rgba(212, 175, 55, 0.25);
    --shadow-glow-green: 0 0 20px rgba(34, 197, 94, 0.2);
    --shadow-glow-red: 0 0 20px rgba(239, 68, 68, 0.2);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 350ms ease;

    /* Border radius (PRD spec: 8px for cards/panels) */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
}

/* ========================================
   Base Styles
   ======================================== */

*, *::before, *::after {
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    color-scheme: dark;
}

body {
    margin: 0;
    padding: 0;
    font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
    font-size: 0.9375rem;
    line-height: 1.5;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    background-image:
        radial-gradient(ellipse at top left, rgba(212, 175, 55, 0.03) 0%, transparent 50%),
        radial-gradient(ellipse at bottom right, rgba(212, 175, 55, 0.02) 0%, transparent 50%);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ========================================
   Typography
   ======================================== */

h1, h2, h3, h4, h5, h6 {
    margin: 0 0 var(--spacing-md) 0;
    font-weight: 600;
    line-height: 1.3;
    color: var(--text-primary);
}

h1 { font-size: 2rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.125rem; }
h5 { font-size: 1rem; }
h6 { font-size: 0.875rem; }

h1:focus {
    outline: none;
}

p {
    margin: 0 0 var(--spacing-md) 0;
    color: var(--text-secondary);
}

/* ========================================
   Links
   ======================================== */

a {
    color: var(--accent-gold);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--accent-gold-light);
    text-decoration: underline;
}

.btn-link {
    color: var(--accent-gold);
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    transition: color var(--transition-fast);
}

.btn-link:hover {
    color: var(--accent-gold-light);
    text-decoration: underline;
}

/* ========================================
   Buttons
   ======================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    line-height: 1.5;
    color: var(--text-primary);
    background-color: var(--bg-elevated);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.btn:hover {
    background-color: var(--bg-hover);
    border-color: var(--border-secondary);
    transform: translateY(-1px);
}

.btn:active {
    transform: translateY(0);
}

.btn-primary {
    color: #0a0a0a;
    background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-dark) 100%);
    border-color: var(--accent-gold);
    box-shadow: var(--shadow-glow-gold);
    font-weight: 600;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--accent-gold-light) 0%, var(--accent-gold) 100%);
    box-shadow: 0 0 25px rgba(212, 175, 55, 0.4);
}

.btn-secondary {
    color: var(--text-primary);
    background: linear-gradient(135deg, var(--bg-elevated) 0%, var(--bg-tertiary) 100%);
    border-color: var(--border-secondary);
}

.btn-secondary:hover {
    background: linear-gradient(135deg, var(--bg-hover) 0%, var(--bg-elevated) 100%);
}

.btn-success {
    color: #fff;
    background: linear-gradient(135deg, var(--accent-green) 0%, #059669 100%);
    border-color: var(--accent-green);
    box-shadow: var(--shadow-glow-green);
}

.btn-success:hover {
    background: linear-gradient(135deg, #34d399 0%, #10b981 100%);
}

.btn-danger {
    color: #fff;
    background: linear-gradient(135deg, var(--accent-red) 0%, #dc2626 100%);
    border-color: var(--accent-red);
    box-shadow: var(--shadow-glow-red);
}

.btn-danger:hover {
    background: linear-gradient(135deg, #f87171 0%, #ef4444 100%);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border-secondary);
}

.btn-outline:hover {
    background-color: var(--bg-elevated);
}

.btn-sm {
    padding: 0.25rem 0.75rem;
    font-size: 0.8125rem;
}

.btn-lg {
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus {
    outline: none;
    box-shadow: 0 0 0 2px var(--bg-primary), 0 0 0 4px var(--accent-gold);
}

/* ========================================
   Form Elements
   ======================================== */

.form-control,
.form-select,
input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="search"],
input[type="tel"],
input[type="url"],
textarea,
select {
    width: 100%;
    padding: 0.625rem 0.875rem;
    font-size: 0.9375rem;
    line-height: 1.5;
    color: var(--text-primary);
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus,
.form-select:focus,
input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--accent-gold);
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.15);
    background-color: var(--bg-card);
}

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

.form-control:disabled,
input:disabled,
textarea:disabled,
select:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    background-color: var(--bg-secondary);
}

/* Checkbox and Radio */
.form-check-input {
    width: 1.125rem;
    height: 1.125rem;
    margin-right: var(--spacing-sm);
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-secondary);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

.form-check-input:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.2);
}

.form-check-label {
    color: var(--text-secondary);
    cursor: pointer;
}

/* Form validation states */
.valid.modified:not([type=checkbox]) {
    border-color: var(--accent-green);
    box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.15);
}

.invalid {
    border-color: var(--accent-red) !important;
    box-shadow: 0 0 0 2px rgba(239, 68, 68, 0.15) !important;
}

.validation-message {
    display: block;
    margin-top: var(--spacing-xs);
    font-size: 0.8125rem;
    color: var(--accent-red);
}

/* Form floating labels */
.form-floating > .form-control-plaintext::placeholder,
.form-floating > .form-control::placeholder {
    color: var(--text-muted);
    text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder,
.form-floating > .form-control:focus::placeholder {
    text-align: start;
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
}

/* ========================================
   Cards (PRD spec)
   ======================================== */

.card {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.card-header {
    padding: var(--spacing-md) var(--spacing-lg);
    background: rgba(0, 0, 0, 0.2);
    border-bottom: 1px solid var(--border-primary);
}

.card-body {
    padding: var(--spacing-lg);
}

.card-footer {
    padding: var(--spacing-md) var(--spacing-lg);
    background: rgba(0, 0, 0, 0.1);
    border-top: 1px solid var(--border-primary);
}

/* ========================================
   Panels (PRD spec: premium gold/dark styling)
   ======================================== */

.panel {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.panel-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) 1.25rem;
    border-bottom: 1px solid var(--border-primary);
}

.panel-header .icon {
    color: var(--accent-gold);
}

.panel-title {
    margin: 0;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
}

.panel-body {
    padding: var(--spacing-md);
}

.panel-footer {
    padding: var(--spacing-md) 1.25rem;
    background: rgba(0, 0, 0, 0.1);
    border-top: 1px solid var(--border-primary);
}

/* ========================================
   Tables (PRD spec: gold headers, gold hover)
   ======================================== */

.table {
    width: 100%;
    border-collapse: collapse;
    color: var(--text-primary);
}

.table th {
    padding: var(--spacing-md);
    text-align: left;
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--accent-gold);
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-secondary);
}

.table td {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-primary);
    transition: background-color var(--transition-fast);
}

.table tbody tr:hover {
    background-color: rgba(212, 175, 55, 0.05);
}

.table-striped tbody tr:nth-of-type(odd) {
    background-color: rgba(0, 0, 0, 0.1);
}

/* ========================================
   Badges (PRD spec: gold default styling)
   ======================================== */

.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25em 0.5em;
    font-size: 0.75rem;
    font-weight: 600;
    line-height: 1;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.025em;
    background: rgba(212, 175, 55, 0.15);
    color: var(--accent-gold);
    border: 1px solid rgba(212, 175, 55, 0.2);
}

.badge-primary {
    color: #0a0a0a;
    background-color: var(--accent-gold);
    border-color: var(--accent-gold);
    font-weight: 600;
}

.badge-success {
    color: #fff;
    background-color: var(--success);
    border-color: var(--success);
}

.badge-danger {
    color: #fff;
    background-color: var(--danger);
    border-color: var(--danger);
}

.badge-warning {
    color: #000;
    background-color: var(--warning);
    border-color: var(--warning);
}

.badge-info {
    color: #fff;
    background-color: var(--info);
    border-color: var(--info);
}

/* ========================================
   Alerts (PRD spec: semantic colors)
   ======================================== */

.alert {
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    border: 1px solid;
    margin-bottom: var(--spacing-md);
}

.alert-success {
    color: #a7f3d0;
    background-color: rgba(34, 197, 94, 0.1);
    border-color: rgba(34, 197, 94, 0.3);
}

.alert-danger {
    color: #fecaca;
    background-color: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.3);
}

.alert-warning {
    color: #fde68a;
    background-color: rgba(245, 158, 11, 0.1);
    border-color: rgba(245, 158, 11, 0.3);
}

.alert-info {
    color: var(--accent-gold-light);
    background-color: rgba(212, 175, 55, 0.1);
    border-color: rgba(212, 175, 55, 0.3);
}

/* ========================================
   Scrollbars
   ======================================== */

/* WebKit browsers (Chrome, Safari, Edge) */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: var(--border-secondary);
    border-radius: 4px;
    transition: background var(--transition-fast);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

::-webkit-scrollbar-corner {
    background: var(--bg-secondary);
}

/* Firefox */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--border-secondary) var(--bg-secondary);
}

/* ========================================
   Code
   ======================================== */

code {
    padding: 0.125rem 0.375rem;
    font-family: 'Fira Code', 'Consolas', 'Monaco', monospace;
    font-size: 0.875em;
    color: var(--accent-purple);
    background-color: var(--bg-elevated);
    border-radius: var(--radius-sm);
}

pre {
    padding: var(--spacing-md);
    font-family: 'Fira Code', 'Consolas', 'Monaco', monospace;
    font-size: 0.875rem;
    color: var(--text-secondary);
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    overflow-x: auto;
}

pre code {
    padding: 0;
    background: none;
}

/* ========================================
   Content Area
   ======================================== */

.content {
    padding-top: var(--spacing-lg);
}

/* Page container for main content areas */
.page-container {
    padding: var(--spacing-xl);
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
    box-sizing: border-box;
}

@media (max-width: 1024px) {
    .page-container {
        padding: var(--spacing-lg);
    }
}

@media (max-width: 768px) {
    .page-container {
        padding: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .page-container {
        padding: var(--spacing-sm);
    }
}

/* ========================================
   Loading Progress (Blazor startup)
   ======================================== */

.loading-progress {
    position: absolute;
    display: block;
    width: 8rem;
    height: 8rem;
    inset: 20vh 0 auto 0;
    margin: 0 auto;
}

.loading-progress circle {
    fill: none;
    stroke: var(--bg-elevated);
    stroke-width: 0.6rem;
    transform-origin: 50% 50%;
    transform: rotate(-90deg);
}

.loading-progress circle:last-child {
    stroke: var(--accent-gold);
    stroke-dasharray: calc(3.141 * var(--blazor-load-percentage, 0%) * 0.8), 500%;
    transition: stroke-dasharray 0.05s ease-in-out;
}

.loading-progress-text {
    position: absolute;
    text-align: center;
    font-weight: 600;
    color: var(--text-primary);
    inset: calc(20vh + 3.25rem) 0 auto 0.2rem;
}

.loading-progress-text:after {
    content: var(--blazor-load-percentage-text, "Loading");
}

/* ========================================
   Error UI
   ======================================== */

#blazor-error-ui {
    color-scheme: dark only;
    background: linear-gradient(135deg, #b32121 0%, #8b1a1a 100%);
    bottom: 0;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.5);
    box-sizing: border-box;
    display: none;
    left: 0;
    padding: 0.75rem 1.5rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
    color: #fff;
}

#blazor-error-ui .dismiss {
    cursor: pointer;
    position: absolute;
    right: 1rem;
    top: 0.625rem;
    padding: 0.25rem;
    border-radius: var(--radius-sm);
    transition: background-color var(--transition-fast);
}

#blazor-error-ui .dismiss:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem, var(--accent-red);
    padding: 1rem 1rem 1rem 3.7rem;
    color: white;
    border-radius: var(--radius-md);
}

.blazor-error-boundary::after {
    content: "An error has occurred.";
}

/* ========================================
   Utility Classes
   ======================================== */

/* Text colors */
.text-primary { color: var(--text-primary) !important; }
.text-secondary { color: var(--text-secondary) !important; }
.text-muted { color: var(--text-muted) !important; }
.text-accent { color: var(--accent-gold) !important; }
.text-gold { color: var(--accent-gold) !important; }
.text-success { color: var(--success) !important; }
.text-danger { color: var(--danger) !important; }
.text-warning { color: var(--warning) !important; }
.text-info { color: var(--info) !important; }

/* Background colors */
.bg-primary { background-color: var(--bg-primary) !important; }
.bg-secondary { background-color: var(--bg-secondary) !important; }
.bg-card { background-color: var(--bg-card) !important; }

/* Text alignment */
.text-center { text-align: center !important; }
.text-left { text-align: left !important; }
.text-right { text-align: right !important; }

/* Display */
.d-none { display: none !important; }
.d-block { display: block !important; }
.d-flex { display: flex !important; }
.d-inline-flex { display: inline-flex !important; }
.d-grid { display: grid !important; }

/* Flexbox */
.flex-row { flex-direction: row !important; }
.flex-column { flex-direction: column !important; }
.flex-wrap { flex-wrap: wrap !important; }
.flex-nowrap { flex-wrap: nowrap !important; }
.justify-content-start { justify-content: flex-start !important; }
.justify-content-end { justify-content: flex-end !important; }
.justify-content-center { justify-content: center !important; }
.justify-content-between { justify-content: space-between !important; }
.align-items-start { align-items: flex-start !important; }
.align-items-end { align-items: flex-end !important; }
.align-items-center { align-items: center !important; }
.gap-1 { gap: var(--spacing-xs) !important; }
.gap-2 { gap: var(--spacing-sm) !important; }
.gap-3 { gap: var(--spacing-md) !important; }
.gap-4 { gap: var(--spacing-lg) !important; }

/* Margins */
.m-0 { margin: 0 !important; }
.m-1 { margin: var(--spacing-xs) !important; }
.m-2 { margin: var(--spacing-sm) !important; }
.m-3 { margin: var(--spacing-md) !important; }
.m-4 { margin: var(--spacing-lg) !important; }
.mt-0 { margin-top: 0 !important; }
.mt-1 { margin-top: var(--spacing-xs) !important; }
.mt-2 { margin-top: var(--spacing-sm) !important; }
.mt-3 { margin-top: var(--spacing-md) !important; }
.mt-4 { margin-top: var(--spacing-lg) !important; }
.mb-0 { margin-bottom: 0 !important; }
.mb-1 { margin-bottom: var(--spacing-xs) !important; }
.mb-2 { margin-bottom: var(--spacing-sm) !important; }
.mb-3 { margin-bottom: var(--spacing-md) !important; }
.mb-4 { margin-bottom: var(--spacing-lg) !important; }
.ms-auto { margin-left: auto !important; }
.me-auto { margin-right: auto !important; }

/* Padding */
.p-0 { padding: 0 !important; }
.p-1 { padding: var(--spacing-xs) !important; }
.p-2 { padding: var(--spacing-sm) !important; }
.p-3 { padding: var(--spacing-md) !important; }
.p-4 { padding: var(--spacing-lg) !important; }

/* Width */
.w-100 { width: 100% !important; }
.w-auto { width: auto !important; }

/* Borders */
.border { border: 1px solid var(--border-primary) !important; }
.border-0 { border: 0 !important; }
.rounded { border-radius: var(--radius-md) !important; }
.rounded-lg { border-radius: var(--radius-lg) !important; }

/* Shadows */
.shadow-sm { box-shadow: var(--shadow-sm) !important; }
.shadow { box-shadow: var(--shadow-md) !important; }
.shadow-lg { box-shadow: var(--shadow-lg) !important; }

/* Overflow */
.overflow-auto { overflow: auto !important; }
.overflow-hidden { overflow: hidden !important; }

/* Position */
.position-relative { position: relative !important; }
.position-absolute { position: absolute !important; }
.position-fixed { position: fixed !important; }

/* Cursor */
.cursor-pointer { cursor: pointer !important; }

/* ========================================
   Animations
   ======================================== */

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes highlight {
    0% { background-color: rgba(212, 175, 55, 0.2); }
    100% { background-color: transparent; }
}

.animate-fade-in {
    animation: fadeIn 0.3s ease-out;
}

.animate-slide-up {
    animation: slideInUp 0.3s ease-out;
}

.animate-slide-down {
    animation: slideInDown 0.3s ease-out;
}

.animate-pulse {
    animation: pulse 2s ease-in-out infinite;
}

.animate-spin {
    animation: spin 1s linear infinite;
}

.animate-highlight {
    animation: highlight 1s ease-out;
}

/* ========================================
   Responsive Utilities
   ======================================== */

/* Standardized Breakpoints:
   - xs: < 480px (extra small mobile)
   - sm: 480px - 640px (mobile)
   - md: 641px - 768px (tablet portrait)
   - lg: 769px - 1024px (tablet landscape / small desktop)
   - xl: 1025px - 1200px (desktop)
   - xxl: > 1200px (large desktop)
*/

/* Container classes with responsive max-widths */
.container {
    width: 100%;
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--spacing-md);
    padding-right: var(--spacing-md);
}

@media (min-width: 480px) {
    .container { max-width: 100%; }
}

@media (min-width: 641px) {
    .container { max-width: 100%; }
}

@media (min-width: 769px) {
    .container { max-width: 100%; }
}

@media (min-width: 1025px) {
    .container { max-width: 1200px; }
}

@media (min-width: 1400px) {
    .container { max-width: 1400px; }
}

/* Responsive typography scaling */
@media (max-width: 480px) {
    html {
        font-size: 13px;
    }

    h1 { font-size: 1.5rem; }
    h2 { font-size: 1.25rem; }
    h3 { font-size: 1.125rem; }
    h4 { font-size: 1rem; }
    h5 { font-size: 0.9375rem; }
    h6 { font-size: 0.875rem; }
}

@media (min-width: 481px) and (max-width: 640px) {
    html {
        font-size: 14px;
    }

    h1 { font-size: 1.625rem; }
    h2 { font-size: 1.375rem; }
    h3 { font-size: 1.1875rem; }
}

@media (min-width: 641px) and (max-width: 768px) {
    html {
        font-size: 15px;
    }
}

/* Touch-friendly tap targets */
@media (max-width: 768px) {
    .btn,
    button,
    input[type="submit"],
    input[type="button"],
    .form-check-input,
    select,
    a.nav-link {
        min-height: 44px;
        min-width: 44px;
    }

    .btn-sm {
        min-height: 38px;
        padding: 0.375rem 0.875rem;
    }
}

/* Responsive display utilities - Extra Small (< 480px) */
@media (max-width: 479px) {
    .d-xs-none { display: none !important; }
    .d-xs-block { display: block !important; }
    .d-xs-flex { display: flex !important; }
    .d-xs-inline { display: inline !important; }
    .d-xs-inline-flex { display: inline-flex !important; }
}

/* Responsive display utilities - Small (480px - 640px) */
@media (min-width: 480px) and (max-width: 640px) {
    .d-sm-none { display: none !important; }
    .d-sm-block { display: block !important; }
    .d-sm-flex { display: flex !important; }
    .d-sm-inline { display: inline !important; }
    .d-sm-inline-flex { display: inline-flex !important; }
}

/* Responsive display utilities - Medium (641px - 768px) */
@media (min-width: 641px) and (max-width: 768px) {
    .d-md-none { display: none !important; }
    .d-md-block { display: block !important; }
    .d-md-flex { display: flex !important; }
    .d-md-inline { display: inline !important; }
    .d-md-inline-flex { display: inline-flex !important; }
}

/* Responsive display utilities - Large (769px - 1024px) */
@media (min-width: 769px) and (max-width: 1024px) {
    .d-lg-none { display: none !important; }
    .d-lg-block { display: block !important; }
    .d-lg-flex { display: flex !important; }
    .d-lg-inline { display: inline !important; }
    .d-lg-inline-flex { display: inline-flex !important; }
}

/* Responsive display utilities - Extra Large (1025px+) */
@media (min-width: 1025px) {
    .d-xl-none { display: none !important; }
    .d-xl-block { display: block !important; }
    .d-xl-flex { display: flex !important; }
    .d-xl-inline { display: inline !important; }
    .d-xl-inline-flex { display: inline-flex !important; }
}

/* Hide on mobile, show on desktop */
@media (max-width: 768px) {
    .hide-mobile { display: none !important; }
}

@media (min-width: 769px) {
    .hide-desktop { display: none !important; }
}

/* Responsive spacing utilities */
@media (max-width: 640px) {
    .p-sm-1 { padding: var(--spacing-xs) !important; }
    .p-sm-2 { padding: var(--spacing-sm) !important; }
    .p-sm-3 { padding: var(--spacing-md) !important; }
    .m-sm-1 { margin: var(--spacing-xs) !important; }
    .m-sm-2 { margin: var(--spacing-sm) !important; }
    .m-sm-3 { margin: var(--spacing-md) !important; }
    .gap-sm-1 { gap: var(--spacing-xs) !important; }
    .gap-sm-2 { gap: var(--spacing-sm) !important; }
}

/* Responsive flex direction */
@media (max-width: 640px) {
    .flex-sm-column { flex-direction: column !important; }
    .flex-sm-row { flex-direction: row !important; }
}

@media (max-width: 768px) {
    .flex-md-column { flex-direction: column !important; }
    .flex-md-row { flex-direction: row !important; }
}

/* Responsive text alignment */
@media (max-width: 640px) {
    .text-sm-center { text-align: center !important; }
    .text-sm-left { text-align: left !important; }
}

/* Responsive width utilities */
@media (max-width: 640px) {
    .w-sm-100 { width: 100% !important; }
    .w-sm-auto { width: auto !important; }
}

@media (max-width: 768px) {
    .w-md-100 { width: 100% !important; }
    .w-md-auto { width: auto !important; }
}

/* Fluid images */
.img-fluid {
    max-width: 100%;
    height: auto;
}

/* Responsive table wrapper */
.table-responsive {
    display: block;
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

@media (max-width: 768px) {
    .table-responsive {
        margin-bottom: var(--spacing-md);
    }

    .table-responsive .table {
        min-width: 600px;
    }
}

/* Safe area insets for mobile devices with notches */
@supports (padding: env(safe-area-inset-bottom)) {
    .safe-area-bottom {
        padding-bottom: env(safe-area-inset-bottom);
    }

    .safe-area-top {
        padding-top: env(safe-area-inset-top);
    }
}

/* Landscape mode adjustments */
@media (max-height: 500px) and (orientation: landscape) {
    .landscape-compact {
        padding-top: var(--spacing-sm);
        padding-bottom: var(--spacing-sm);
    }

    .landscape-hide {
        display: none !important;
    }
}

/* Prevent horizontal scroll on mobile */
html, body {
    overflow-x: hidden;
}

/* Improved form layout on mobile */
@media (max-width: 640px) {
    .form-group {
        margin-bottom: var(--spacing-md);
    }

    .form-control,
    .form-select,
    input[type="text"],
    input[type="email"],
    input[type="password"],
    input[type="number"],
    textarea,
    select {
        font-size: 16px; /* Prevents iOS zoom on focus */
    }
}

/* Responsive card adjustments */
@media (max-width: 480px) {
    .card {
        border-radius: var(--radius-md);
    }

    .card-header,
    .card-body,
    .card-footer {
        padding: var(--spacing-sm) var(--spacing-md);
    }
}

/* Truncate text utility */
.text-truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Multi-line text truncation */
.text-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.text-clamp-3 {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ========================================
   Print Styles
   ======================================== */

@media print {
    body {
        background: white;
        color: black;
    }

    .no-print {
        display: none !important;
    }
}