/* ============================================================
   MOTIONFORGE STUDIO — GLOBAL STYLESHEET
   ============================================================
   Design System: Glassmorphism + Dark/Light Themes
   Typography: Inter (Google Fonts)
   Accent: Cyan + Violet
   ============================================================ */

/* ============================================================
   1. GOOGLE FONTS IMPORT
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;600&display=swap');

/* ============================================================
   2. CSS CUSTOM PROPERTIES — DARK THEME (DEFAULT)
   ============================================================ */

:root {
    /* ---- Core Colors ---- */
    --color-bg-primary: #0a0e1a;
    --color-bg-secondary: #111827;
    --color-bg-tertiary: #1a2035;
    --color-bg-elevated: #1e293b;
    --color-bg-surface: rgba(30, 41, 59, 0.7);

    /* ---- Glassmorphism ---- */
    --glass-bg: rgba(17, 24, 39, 0.6);
    --glass-bg-light: rgba(30, 41, 59, 0.4);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-border-hover: rgba(255, 255, 255, 0.15);
    --glass-blur: 20px;
    --glass-blur-heavy: 40px;
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    --glass-shadow-hover: 0 12px 48px rgba(0, 0, 0, 0.5);

    /* ---- Text Colors ---- */
    --color-text-primary: #f1f5f9;
    --color-text-secondary: #94a3b8;
    --color-text-tertiary: #64748b;
    --color-text-inverse: #0f172a;
    --color-text-link: #38bdf8;

    /* ---- Accent Colors ---- */
    --color-accent-cyan: #06b6d4;
    --color-accent-cyan-light: #22d3ee;
    --color-accent-cyan-glow: rgba(6, 182, 212, 0.3);
    --color-accent-violet: #8b5cf6;
    --color-accent-violet-light: #a78bfa;
    --color-accent-violet-glow: rgba(139, 92, 246, 0.3);
    --color-accent-gradient: linear-gradient(135deg, #06b6d4, #8b5cf6);
    --color-accent-gradient-hover: linear-gradient(135deg, #22d3ee, #a78bfa);

    /* ---- Status Colors ---- */
    --color-success: #10b981;
    --color-success-bg: rgba(16, 185, 129, 0.15);
    --color-warning: #f59e0b;
    --color-warning-bg: rgba(245, 158, 11, 0.15);
    --color-error: #ef4444;
    --color-error-bg: rgba(239, 68, 68, 0.15);
    --color-info: #3b82f6;
    --color-info-bg: rgba(59, 130, 246, 0.15);

    /* ---- Borders ---- */
    --border-color: rgba(255, 255, 255, 0.06);
    --border-color-light: rgba(255, 255, 255, 0.1);
    --border-color-focus: var(--color-accent-cyan);
    --border-radius-sm: 8px;
    --border-radius-md: 12px;
    --border-radius-lg: 16px;
    --border-radius-xl: 24px;
    --border-radius-full: 9999px;

    /* ---- Spacing ---- */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;
    --space-3xl: 64px;
    --space-4xl: 96px;

    /* ---- Typography ---- */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;
    --font-size-hero: clamp(2.5rem, 6vw, 5rem);
    --line-height-tight: 1.2;
    --line-height-normal: 1.6;
    --line-height-relaxed: 1.8;

    /* ---- Transitions ---- */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
    --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

    /* ---- Z-Index Scale ---- */
    --z-base: 1;
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-overlay: 300;
    --z-modal: 400;
    --z-popover: 500;
    --z-tooltip: 600;
    --z-toast: 700;

    /* ---- Layout ---- */
    --sidebar-width: 280px;
    --header-height: 64px;
    --max-content-width: 1400px;
}

/* ============================================================
   3. CSS CUSTOM PROPERTIES — LIGHT THEME
   ============================================================ */

[data-theme="light"] {
    --color-bg-primary: #f8fafc;
    --color-bg-secondary: #ffffff;
    --color-bg-tertiary: #f1f5f9;
    --color-bg-elevated: #ffffff;
    --color-bg-surface: rgba(255, 255, 255, 0.8);

    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-bg-light: rgba(255, 255, 255, 0.5);
    --glass-border: rgba(0, 0, 0, 0.08);
    --glass-border-hover: rgba(0, 0, 0, 0.15);
    --glass-blur: 20px;
    --glass-blur-heavy: 40px;
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    --glass-shadow-hover: 0 12px 48px rgba(0, 0, 0, 0.12);

    --color-text-primary: #0f172a;
    --color-text-secondary: #475569;
    --color-text-tertiary: #94a3b8;
    --color-text-inverse: #f8fafc;
    --color-text-link: #0284c7;

    --color-accent-cyan: #0891b2;
    --color-accent-cyan-light: #06b6d4;
    --color-accent-cyan-glow: rgba(8, 145, 178, 0.2);
    --color-accent-violet: #7c3aed;
    --color-accent-violet-light: #8b5cf6;
    --color-accent-violet-glow: rgba(124, 58, 237, 0.2);

    --color-success-bg: rgba(16, 185, 129, 0.1);
    --color-warning-bg: rgba(245, 158, 11, 0.1);
    --color-error-bg: rgba(239, 68, 68, 0.1);
    --color-info-bg: rgba(59, 130, 246, 0.1);

    --border-color: rgba(0, 0, 0, 0.06);
    --border-color-light: rgba(0, 0, 0, 0.1);
}

/* ============================================================
   4. CSS RESET & NORMALIZE
   ============================================================ */

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

body {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--color-text-primary);
    background-color: var(--color-bg-primary);
    min-height: 100vh;
    overflow-x: hidden;
    transition: background-color var(--transition-slow), color var(--transition-slow);
}

img,
picture,
video,
canvas,
svg {
    display: block;
    max-width: 100%;
    height: auto;
}

input,
button,
textarea,
select {
    font: inherit;
    color: inherit;
}

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

a:hover {
    color: var(--color-accent-cyan-light);
}

ul,
ol {
    list-style: none;
}

h1, h2, h3, h4, h5, h6 {
    line-height: var(--line-height-tight);
    font-weight: 700;
    color: var(--color-text-primary);
}

h1 { font-size: var(--font-size-5xl); }
h2 { font-size: var(--font-size-4xl); }
h3 { font-size: var(--font-size-3xl); }
h4 { font-size: var(--font-size-2xl); }
h5 { font-size: var(--font-size-xl); }
h6 { font-size: var(--font-size-lg); }

p {
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
}

::selection {
    background: var(--color-accent-cyan-glow);
    color: var(--color-text-primary);
}

/* ============================================================
   5. CUSTOM SCROLLBAR
   ============================================================ */

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--color-bg-elevated);
    border-radius: var(--border-radius-full);
    border: 2px solid var(--color-bg-primary);
}

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

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

/* ============================================================
   6. GLASSMORPHISM COMPONENTS
   ============================================================ */

.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--glass-shadow);
    transition: all var(--transition-base);
}

.glass:hover {
    border-color: var(--glass-border-hover);
    box-shadow: var(--glass-shadow-hover);
}

.glass-light {
    background: var(--glass-bg-light);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-md);
}

.glass-heavy {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur-heavy));
    -webkit-backdrop-filter: blur(var(--glass-blur-heavy));
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--glass-shadow);
}

.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--glass-shadow);
    padding: var(--space-lg);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
}

.glass-card:hover {
    border-color: var(--glass-border-hover);
    box-shadow: var(--glass-shadow-hover);
    transform: translateY(-2px);
}

/* ============================================================
   7. BUTTONS
   ============================================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 12px 24px;
    font-family: var(--font-primary);
    font-size: var(--font-size-sm);
    font-weight: 600;
    line-height: 1;
    border: none;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
    user-select: none;
    position: relative;
    overflow: hidden;
}

.btn:active {
    transform: scale(0.97);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* Primary Button — Gradient */
.btn-primary {
    background: var(--color-accent-gradient);
    color: #ffffff;
    box-shadow: 0 4px 16px var(--color-accent-cyan-glow);
}

.btn-primary:hover:not(:disabled) {
    background: var(--color-accent-gradient-hover);
    box-shadow: 0 6px 24px var(--color-accent-cyan-glow), 0 4px 16px var(--color-accent-violet-glow);
    transform: translateY(-1px);
}

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

.btn-secondary:hover:not(:disabled) {
    background: var(--glass-bg-light);
    border-color: var(--glass-border-hover);
    transform: translateY(-1px);
}

/* Outline Button */
.btn-outline {
    background: transparent;
    color: var(--color-accent-cyan);
    border: 1px solid var(--color-accent-cyan);
}

.btn-outline:hover:not(:disabled) {
    background: var(--color-accent-cyan-glow);
    color: var(--color-accent-cyan-light);
    box-shadow: 0 0 20px var(--color-accent-cyan-glow);
}

/* Ghost Button */
.btn-ghost {
    background: transparent;
    color: var(--color-text-secondary);
    border: 1px solid transparent;
}

.btn-ghost:hover:not(:disabled) {
    background: var(--glass-bg-light);
    color: var(--color-text-primary);
    border-color: var(--glass-border);
}

/* Danger Button */
.btn-danger {
    background: var(--color-error);
    color: #ffffff;
    box-shadow: 0 4px 16px rgba(239, 68, 68, 0.3);
}

.btn-danger:hover:not(:disabled) {
    background: #dc2626;
    box-shadow: 0 6px 24px rgba(239, 68, 68, 0.4);
    transform: translateY(-1px);
}

/* Success Button */
.btn-success {
    background: var(--color-success);
    color: #ffffff;
    box-shadow: 0 4px 16px rgba(16, 185, 129, 0.3);
}

.btn-success:hover:not(:disabled) {
    background: #059669;
    transform: translateY(-1px);
}

/* Button Sizes */
.btn-sm {
    padding: 8px 16px;
    font-size: var(--font-size-xs);
    border-radius: var(--border-radius-sm);
}

.btn-lg {
    padding: 16px 32px;
    font-size: var(--font-size-base);
    border-radius: var(--border-radius-lg);
}

.btn-xl {
    padding: 20px 40px;
    font-size: var(--font-size-lg);
    border-radius: var(--border-radius-lg);
}

/* Icon Button */
.btn-icon {
    padding: 10px;
    border-radius: var(--border-radius-md);
    aspect-ratio: 1;
}

.btn-icon.btn-sm { padding: 6px; }
.btn-icon.btn-lg { padding: 14px; }

/* ============================================================
   8. FORM ELEMENTS
   ============================================================ */

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.form-label {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-secondary);
    letter-spacing: 0.02em;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 12px 16px;
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    color: var(--color-text-primary);
    background: var(--glass-bg-light);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-md);
    outline: none;
    transition: all var(--transition-base);
}

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

.form-input:hover,
.form-select:hover,
.form-textarea:hover {
    border-color: var(--glass-border-hover);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--color-accent-cyan);
    box-shadow: 0 0 0 3px var(--color-accent-cyan-glow);
    background: var(--glass-bg);
}

.form-input.error,
.form-textarea.error {
    border-color: var(--color-error);
    box-shadow: 0 0 0 3px var(--color-error-bg);
}

.form-input.success {
    border-color: var(--color-success);
    box-shadow: 0 0 0 3px var(--color-success-bg);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2394a3b8' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
    cursor: pointer;
}

.form-hint {
    font-size: var(--font-size-xs);
    color: var(--color-text-tertiary);
}

.form-error {
    font-size: var(--font-size-xs);
    color: var(--color-error);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

/* Toggle Switch */
.toggle {
    position: relative;
    width: 48px;
    height: 26px;
    cursor: pointer;
}

.toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    inset: 0;
    background: var(--color-bg-elevated);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-full);
    transition: all var(--transition-base);
}

.toggle-slider::before {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    left: 2px;
    top: 2px;
    background: var(--color-text-secondary);
    border-radius: 50%;
    transition: all var(--transition-base);
}

.toggle input:checked + .toggle-slider {
    background: var(--color-accent-cyan);
    border-color: var(--color-accent-cyan);
}

.toggle input:checked + .toggle-slider::before {
    transform: translateX(22px);
    background: #ffffff;
}

/* ============================================================
   9. LAYOUT UTILITIES
   ============================================================ */

.container {
    width: 100%;
    max-width: var(--max-content-width);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.container-sm {
    max-width: 640px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.container-md {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-row { flex-direction: row; }
.flex-wrap { flex-wrap: wrap; }
.flex-1 { flex: 1; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-end { justify-content: flex-end; }
.gap-xs { gap: var(--space-xs); }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }
.gap-xl { gap: var(--space-xl); }
.gap-2xl { gap: var(--space-2xl); }

.grid { display: grid; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.w-full { width: 100%; }
.h-full { height: 100%; }
.min-h-screen { min-height: 100vh; }

.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }

.hidden { display: none; }
.visible { display: block; }
.overflow-hidden { overflow: hidden; }

/* ============================================================
   10. BADGES & TAGS
   ============================================================ */

.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 4px 12px;
    font-size: var(--font-size-xs);
    font-weight: 600;
    border-radius: var(--border-radius-full);
    white-space: nowrap;
}

.badge-primary {
    background: var(--color-accent-cyan-glow);
    color: var(--color-accent-cyan-light);
}

.badge-success {
    background: var(--color-success-bg);
    color: var(--color-success);
}

.badge-warning {
    background: var(--color-warning-bg);
    color: var(--color-warning);
}

.badge-error {
    background: var(--color-error-bg);
    color: var(--color-error);
}

.badge-info {
    background: var(--color-info-bg);
    color: var(--color-info);
}

.badge-violet {
    background: var(--color-accent-violet-glow);
    color: var(--color-accent-violet-light);
}

/* ============================================================
   11. ALERTS & NOTIFICATIONS
   ============================================================ */

.alert {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--border-radius-md);
    border: 1px solid;
    font-size: var(--font-size-sm);
}

.alert-success {
    background: var(--color-success-bg);
    border-color: rgba(16, 185, 129, 0.3);
    color: var(--color-success);
}

.alert-warning {
    background: var(--color-warning-bg);
    border-color: rgba(245, 158, 11, 0.3);
    color: var(--color-warning);
}

.alert-error {
    background: var(--color-error-bg);
    border-color: rgba(239, 68, 68, 0.3);
    color: var(--color-error);
}

.alert-info {
    background: var(--color-info-bg);
    border-color: rgba(59, 130, 246, 0.3);
    color: var(--color-info);
}

/* ============================================================
   12. MODAL / DIALOG
   ============================================================ */

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    padding: var(--space-lg);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur-heavy));
    -webkit-backdrop-filter: blur(var(--glass-blur-heavy));
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--glass-shadow-hover);
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.95) translateY(10px);
    transition: transform var(--transition-spring);
}

.modal-overlay.active .modal {
    transform: scale(1) translateY(0);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg) var(--space-xl);
    border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
    font-size: var(--font-size-xl);
}

.modal-body {
    padding: var(--space-xl);
}

.modal-footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--space-md);
    padding: var(--space-lg) var(--space-xl);
    border-top: 1px solid var(--border-color);
}

/* ============================================================
   13. TOAST NOTIFICATIONS
   ============================================================ */

.toast-container {
    position: fixed;
    top: var(--space-lg);
    right: var(--space-lg);
    z-index: var(--z-toast);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    pointer-events: none;
}

.toast {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur-heavy));
    -webkit-backdrop-filter: blur(var(--glass-blur-heavy));
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-md);
    box-shadow: var(--glass-shadow);
    font-size: var(--font-size-sm);
    color: var(--color-text-primary);
    pointer-events: auto;
    transform: translateX(120%);
    transition: transform var(--transition-spring);
    min-width: 300px;
    max-width: 480px;
}

.toast.show {
    transform: translateX(0);
}

.toast-success { border-left: 3px solid var(--color-success); }
.toast-error { border-left: 3px solid var(--color-error); }
.toast-warning { border-left: 3px solid var(--color-warning); }
.toast-info { border-left: 3px solid var(--color-info); }

/* ============================================================
   14. LOADING SPINNER
   ============================================================ */

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--glass-border);
    border-top-color: var(--color-accent-cyan);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.spinner-sm {
    width: 20px;
    height: 20px;
    border-width: 2px;
}

.spinner-lg {
    width: 60px;
    height: 60px;
    border-width: 4px;
}

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

.loading-overlay {
    position: fixed;
    inset: 0;
    background: rgba(10, 14, 26, 0.8);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    z-index: var(--z-overlay);
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
}

/* ============================================================
   15. TABLE STYLES
   ============================================================ */

.table-container {
    overflow-x: auto;
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--glass-border);
}

.table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--font-size-sm);
}

.table th {
    padding: var(--space-md) var(--space-lg);
    text-align: left;
    font-weight: 600;
    color: var(--color-text-secondary);
    background: var(--glass-bg-light);
    border-bottom: 1px solid var(--border-color);
    white-space: nowrap;
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.table td {
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid var(--border-color);
    color: var(--color-text-primary);
}

.table tr:last-child td {
    border-bottom: none;
}

.table tr:hover td {
    background: var(--glass-bg-light);
}

/* ============================================================
   16. AVATAR
   ============================================================ */

.avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--color-accent-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: var(--font-size-sm);
    color: #ffffff;
    flex-shrink: 0;
    overflow: hidden;
}

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

.avatar-sm { width: 32px; height: 32px; font-size: var(--font-size-xs); }
.avatar-lg { width: 56px; height: 56px; font-size: var(--font-size-xl); }
.avatar-xl { width: 80px; height: 80px; font-size: var(--font-size-2xl); }

/* ============================================================
   17. DIVIDER
   ============================================================ */

.divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-color-light), transparent);
    margin: var(--space-xl) 0;
}

.divider-vertical {
    width: 1px;
    height: 100%;
    background: linear-gradient(180deg, transparent, var(--border-color-light), transparent);
}

/* ============================================================
   18. TOOLTIP
   ============================================================ */

.tooltip {
    position: relative;
}

.tooltip::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%) translateY(4px);
    padding: 6px 12px;
    background: var(--color-bg-elevated);
    color: var(--color-text-primary);
    font-size: var(--font-size-xs);
    font-weight: 500;
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--glass-border);
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
    z-index: var(--z-tooltip);
    pointer-events: none;
}

.tooltip:hover::after {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

/* ============================================================
   19. PROGRESS BAR
   ============================================================ */

.progress {
    width: 100%;
    height: 8px;
    background: var(--color-bg-tertiary);
    border-radius: var(--border-radius-full);
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: var(--color-accent-gradient);
    border-radius: var(--border-radius-full);
    transition: width var(--transition-slow);
    position: relative;
}

.progress-bar::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    animation: progress-shimmer 2s infinite;
}

@keyframes progress-shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* ============================================================
   20. ANIMATIONS
   ============================================================ */

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

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

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

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

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

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}

@keyframes slideUp {
    from { transform: translateY(100%); }
    to { transform: translateY(0); }
}

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

@keyframes glow {
    0%, 100% { box-shadow: 0 0 20px var(--color-accent-cyan-glow); }
    50% { box-shadow: 0 0 40px var(--color-accent-cyan-glow), 0 0 60px var(--color-accent-violet-glow); }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.animate-fadeIn { animation: fadeIn 0.5s ease forwards; }
.animate-fadeInUp { animation: fadeInUp 0.6s ease forwards; }
.animate-fadeInDown { animation: fadeInDown 0.6s ease forwards; }
.animate-fadeInLeft { animation: fadeInLeft 0.6s ease forwards; }
.animate-fadeInRight { animation: fadeInRight 0.6s ease forwards; }
.animate-scaleIn { animation: scaleIn 0.4s ease forwards; }
.animate-pulse { animation: pulse 2s ease-in-out infinite; }
.animate-glow { animation: glow 3s ease-in-out infinite; }
.animate-float { animation: float 4s ease-in-out infinite; }

/* Staggered animation delays */
.delay-1 { animation-delay: 100ms; }
.delay-2 { animation-delay: 200ms; }
.delay-3 { animation-delay: 300ms; }
.delay-4 { animation-delay: 400ms; }
.delay-5 { animation-delay: 500ms; }

/* ============================================================
   21. BACKGROUND EFFECTS
   ============================================================ */

.bg-gradient-mesh {
    position: fixed;
    inset: 0;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}

.bg-gradient-mesh::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    top: -200px;
    right: -100px;
    background: radial-gradient(circle, var(--color-accent-cyan-glow) 0%, transparent 70%);
    animation: float 8s ease-in-out infinite;
}

.bg-gradient-mesh::after {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    bottom: -150px;
    left: -100px;
    background: radial-gradient(circle, var(--color-accent-violet-glow) 0%, transparent 70%);
    animation: float 10s ease-in-out infinite reverse;
}

/* ============================================================
   22. THEME TOGGLE BUTTON
   ============================================================ */

.theme-toggle {
    position: relative;
    width: 56px;
    height: 30px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-full);
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    padding: 3px;
}

.theme-toggle:hover {
    border-color: var(--glass-border-hover);
}

.theme-toggle-knob {
    width: 24px;
    height: 24px;
    background: var(--color-accent-gradient);
    border-radius: 50%;
    transition: transform var(--transition-spring);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
}

[data-theme="light"] .theme-toggle-knob {
    transform: translateX(26px);
}

/* ============================================================
   23. RESPONSIVE BREAKPOINTS
   ============================================================ */

@media (max-width: 1200px) {
    .grid-4 { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 992px) {
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
    h1 { font-size: var(--font-size-4xl); }
    h2 { font-size: var(--font-size-3xl); }
}

@media (max-width: 768px) {
    :root {
        --space-lg: 20px;
        --space-xl: 24px;
        --space-2xl: 36px;
        --space-3xl: 48px;
    }

    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }

    h1 { font-size: var(--font-size-3xl); }
    h2 { font-size: var(--font-size-2xl); }
    h3 { font-size: var(--font-size-xl); }

    .container {
        padding: 0 var(--space-md);
    }

    .modal {
        max-width: 100%;
        border-radius: var(--border-radius-lg);
    }

    .btn-xl {
        padding: 16px 28px;
        font-size: var(--font-size-base);
    }
}

@media (max-width: 480px) {
    html { font-size: 14px; }

    .btn-lg {
        padding: 12px 24px;
    }

    .glass-card {
        padding: var(--space-md);
    }
}

/* ============================================================
   24. UTILITY CLASSES
   ============================================================ */

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

.truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.line-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

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

.cursor-pointer { cursor: pointer; }
.select-none { user-select: none; }
.pointer-events-none { pointer-events: none; }

.opacity-0 { opacity: 0; }
.opacity-50 { opacity: 0.5; }
.opacity-100 { opacity: 1; }

.font-mono { font-family: var(--font-mono); }
.font-light { font-weight: 300; }
.font-normal { font-weight: 400; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }
.font-extrabold { font-weight: 800; }

.text-xs { font-size: var(--font-size-xs); }
.text-sm { font-size: var(--font-size-sm); }
.text-base { font-size: var(--font-size-base); }
.text-lg { font-size: var(--font-size-lg); }
.text-xl { font-size: var(--font-size-xl); }
.text-2xl { font-size: var(--font-size-2xl); }

.text-primary { color: var(--color-text-primary); }
.text-secondary { color: var(--color-text-secondary); }
.text-tertiary { color: var(--color-text-tertiary); }
.text-accent { color: var(--color-accent-cyan); }
.text-violet { color: var(--color-accent-violet); }
.text-success { color: var(--color-success); }
.text-warning { color: var(--color-warning); }
.text-error { color: var(--color-error); }

.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }

.p-sm { padding: var(--space-sm); }
.p-md { padding: var(--space-md); }
.p-lg { padding: var(--space-lg); }
.p-xl { padding: var(--space-xl); }

.rounded-sm { border-radius: var(--border-radius-sm); }
.rounded-md { border-radius: var(--border-radius-md); }
.rounded-lg { border-radius: var(--border-radius-lg); }
.rounded-xl { border-radius: var(--border-radius-xl); }
.rounded-full { border-radius: var(--border-radius-full); }

/* ============================================================
   25. PRINT STYLES
   ============================================================ */

@media print {
    body {
        background: #ffffff;
        color: #000000;
    }

    .glass,
    .glass-card,
    .glass-light {
        background: #ffffff;
        backdrop-filter: none;
        border: 1px solid #e2e8f0;
        box-shadow: none;
    }

    .btn,
    .theme-toggle,
    .toast-container,
    .modal-overlay,
    .loading-overlay,
    .bg-gradient-mesh {
        display: none !important;
    }
}

/* ============================================================
   END OF GLOBAL STYLESHEET
   ============================================================ */