/* ============================================
   AI SERVICE HUB DESIGN SYSTEM
   Technical Operations Center Aesthetic
   ============================================ */

/* ============================================
   1. CSS CUSTOM PROPERTIES (Design Tokens)
   ============================================ */
:root {
    /* Color Palette: WERBAS Corporate Identity - Light & Professional */
    --color-bg-primary: #f8f9fa;
    --color-bg-secondary: #ffffff;
    --color-bg-tertiary: #e1e1e1;

    --color-accent-primary: #ff0055;
    --color-accent-blue: #00beff;
    --color-accent-secondary: #9b0032;
    --color-accent-tertiary: #4b0019;

    --color-text-primary: #0f1e32;
    --color-text-secondary: #7d7d7d;
    --color-text-tertiary: #323232;

    --color-success: #00a67e;
    --color-warning: #ff9500;
    --color-error: #dc3545;
    --color-info: #323232;

    --color-border: rgba(125, 125, 125, 0.3);
    --color-border-glow: rgba(255, 0, 85, 0.3);

    /* Typography - WERBAS Corporate */
    --font-display: 'Fieldwork Hum', 'Microsoft Sans Serif', sans-serif;
    --font-body: 'Microsoft Sans Serif', sans-serif;
    --font-mono: 'JetBrains Mono', 'Consolas', monospace;

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

    /* Border Radius */
    --radius-sm: 2px;
    --radius-md: 4px;
    --radius-lg: 8px;

    /* Shadows & Glows - WERBAS Colors */
    --shadow-glow-primary: 0 0 15px rgba(255, 0, 85, 0.2);
    --shadow-glow-blue: 0 0 15px rgba(0, 190, 255, 0.2);
    --shadow-glow-secondary: 0 0 15px rgba(155, 0, 50, 0.2);
    --shadow-glow-success: 0 0 15px rgba(0, 166, 126, 0.2);
    --shadow-glow-cyan: 0 0 15px rgba(0, 190, 255, 0.2);

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

    /* Z-index Scale */
    --z-base: 1;
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-overlay: 1030;
    --z-modal: 1040;
    --z-popover: 1050;
}

/* ============================================
   2. BASE STYLES & RESET
   ============================================ */
* {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
    font-family: var(--font-body);
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg,
        #ffffff 0%,
        #f8f9fa 50%,
        #e1e1e1 100%);
    z-index: -2;
}

@keyframes gradientShift {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.95; }
}

/* ============================================
   3. TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.2;
    margin: 0;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
    margin: 0 0 1rem 0;
}

code, pre {
    font-family: var(--font-mono);
}

/* ============================================
   4. LAYOUT UTILITIES
   ============================================ */
.container-fluid {
    width: 100%;
    max-width: 1920px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* ============================================
   5. COMPONENT STYLES
   ============================================ */

/* Panel Styling */
.lab-panel {
    background: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    transition: all var(--transition-base);
    position: relative;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}

.lab-panel::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: var(--radius-md);
    padding: 1px;
    background: linear-gradient(135deg, var(--color-accent-primary), transparent);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.lab-panel:hover::before {
    opacity: 0.5;
}

.lab-panel-glow {
    box-shadow: 0 4px 12px rgba(255, 0, 85, 0.15);
}

/* Stage Indicators */
.stage-indicator {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.875rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    transition: all var(--transition-base);
}

.stage-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: #fafafa;
    border: 2px solid var(--color-border);
    font-weight: 700;
    transition: all var(--transition-base);
}

.stage-indicator.active {
    border-color: var(--color-accent-primary);
    color: var(--color-accent-primary);
}

.stage-indicator.active .stage-number {
    border-color: var(--color-accent-primary);
    background: var(--color-accent-primary);
    color: #ffffff;
    box-shadow: var(--shadow-glow-primary);
    animation: pulse 2s ease-in-out infinite;
}

.stage-indicator.completed {
    border-color: var(--color-accent-blue);
    color: var(--color-accent-blue);
}

.stage-indicator.completed .stage-number {
    border-color: var(--color-accent-blue);
    background: var(--color-accent-blue);
    color: #ffffff;
}

.stage-indicator.pending {
    opacity: 0.4;
    color: var(--color-text-secondary);
}

/* Stage Progress Bar */
.stage-progress {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}

.stage-connector {
    flex: 1;
    height: 2px;
    background: var(--color-border);
    position: relative;
    overflow: hidden;
}

.stage-connector.active::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 50%;
    background: var(--color-accent-primary);
    animation: flowProgress 2s ease-in-out infinite;
}

.stage-connector.completed {
    background: var(--color-accent-blue);
}

@keyframes flowProgress {
    0%, 100% { transform: translateX(0); }
    50% { transform: translateX(100%); }
}

/* Schema Editor Styling */
.schema-editor {
    position: relative;
}

.schema-editor textarea,
.schema-editor .mud-input-slot {
    font-family: var(--font-mono) !important;
    font-size: 14px !important;
    line-height: 1.6 !important;
    background: #ffffff !important;
    color: var(--color-text-primary) !important;
    border: 1px solid var(--color-border) !important;
    border-radius: var(--radius-md) !important;
    transition: all var(--transition-base) !important;
}

.schema-editor textarea:focus,
.schema-editor .mud-input-slot:focus-within {
    border-color: var(--color-accent-primary) !important;
    box-shadow: 0 0 0 2px rgba(255, 0, 85, 0.1) !important;
    outline: none !important;
}

.schema-editor-valid {
    border-color: var(--color-success) !important;
}

.schema-editor-invalid {
    border-color: var(--color-error) !important;
}

.json-highlight-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    font-family: var(--font-mono);
    font-size: 14px;
    line-height: 1.6;
    padding: 16px;
    overflow: auto;
    white-space: pre-wrap;
    word-wrap: break-word;
    background: transparent;
    color: transparent;
}

@keyframes validPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.01); }
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

/* Camera Video Styling */
.camera-video {
    width: 100%;
    max-width: 640px;
    border-radius: var(--radius-md);
    background-color: #000;
    position: relative;
}

.camera-container {
    position: relative;
    display: inline-block;
}

.camera-brackets {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.camera-bracket {
    position: absolute;
    width: 40px;
    height: 40px;
    border: 3px solid var(--color-accent-primary);
    box-shadow: var(--shadow-glow-primary);
}

.camera-bracket.top-left {
    top: 10px;
    left: 10px;
    border-right: none;
    border-bottom: none;
}

.camera-bracket.top-right {
    top: 10px;
    right: 10px;
    border-left: none;
    border-bottom: none;
}

.camera-bracket.bottom-left {
    bottom: 10px;
    left: 10px;
    border-right: none;
    border-top: none;
}

.camera-bracket.bottom-right {
    bottom: 10px;
    right: 10px;
    border-left: none;
    border-top: none;
}

.camera-canvas {
    display: none;
}

.camera-countdown {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(10px);
    z-index: var(--z-overlay);
}

.camera-countdown-number {
    font-family: var(--font-display);
    font-size: 6rem;
    font-weight: 700;
    color: var(--color-accent-primary);
    text-shadow: var(--shadow-glow-primary);
    animation: countdownPulse 1s ease;
}

@keyframes countdownPulse {
    0% { transform: scale(0.5); opacity: 0; }
    50% { transform: scale(1.2); opacity: 1; }
    100% { transform: scale(1); opacity: 1; }
}

.camera-flash {
    position: fixed;
    inset: 0;
    background: white;
    z-index: var(--z-modal);
    animation: flashEffect 0.3s ease;
    pointer-events: none;
}

@keyframes flashEffect {
    0% { opacity: 0; }
    50% { opacity: 0.8; }
    100% { opacity: 0; }
}

.capture-button-pulse {
    animation: capturePulse 2s ease-in-out infinite;
}

@keyframes capturePulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(255, 0, 85, 0.5); }
    50% { box-shadow: 0 0 0 20px rgba(255, 0, 85, 0); }
}

/* File Uploader Styling */
.file-drop-zone {
    width: 100%;
}

.file-drop-zone.drag-over .mud-paper {
    border-color: var(--color-accent-primary) !important;
    border-width: 2px !important;
    background: rgba(255, 0, 85, 0.05) !important;
    box-shadow: 0 4px 12px rgba(255, 0, 85, 0.15) !important;
}

.file-preview {
    max-width: 100px;
    max-height: 100px;
    object-fit: contain;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    transition: all var(--transition-base);
}

.file-preview:hover {
    border-color: var(--color-text-secondary);
    transform: scale(1.05);
}

.file-item {
    animation: fileSlideIn 0.3s ease;
}

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

/* Result Display Styling */
.result-display {
    background: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    overflow: auto;
    max-height: 600px;
    font-family: var(--font-mono);
    font-size: 13px;
    line-height: 1.6;
}

.result-display pre {
    margin: 0;
    padding: 0;
    white-space: pre-wrap;
    word-wrap: break-word;
    color: var(--color-text-primary);
}

/* JSON Syntax Highlighting */
.json-key {
    color: var(--color-accent-primary);
    font-weight: 500;
}

.json-string {
    color: var(--color-text-tertiary);
}

.json-number {
    color: var(--color-accent-secondary);
}

.json-boolean {
    color: var(--color-accent-tertiary);
    font-weight: 600;
}

.json-null {
    color: var(--color-text-secondary);
    font-style: italic;
}

.json-tree-node {
    margin-left: var(--spacing-md);
    position: relative;
}

.json-tree-node::before {
    content: '';
    position: absolute;
    left: -12px;
    top: 0;
    bottom: 0;
    width: 1px;
    background: var(--color-border);
}

.json-tree-toggle {
    cursor: pointer;
    user-select: none;
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

.json-tree-toggle:hover {
    color: var(--color-accent-primary);
}

/* Processing Animation */
.processing-overlay {
    position: fixed;
    inset: 0;
    background: rgba(248, 249, 250, 0.95);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
}

.scan-line {
    position: absolute;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg,
        transparent 0%,
        var(--color-accent-primary) 50%,
        transparent 100%);
    box-shadow: var(--shadow-glow-primary);
    animation: scanAnimation 2s ease-in-out infinite;
}

@keyframes scanAnimation {
    0%, 100% { transform: translateY(-100%); }
    50% { transform: translateY(100vh); }
}

/* Audio Recorder Styling */
.audio-recorder {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

.audio-visualizer {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 3px;
    height: 48px;
}

.audio-bar {
    width: 4px;
    background: var(--color-accent-primary);
    border-radius: 2px;
    animation: audioBar 0.8s ease-in-out infinite;
}

.audio-bar:nth-child(1) { animation-delay: 0s; }
.audio-bar:nth-child(2) { animation-delay: 0.1s; }
.audio-bar:nth-child(3) { animation-delay: 0.2s; }
.audio-bar:nth-child(4) { animation-delay: 0.3s; }
.audio-bar:nth-child(5) { animation-delay: 0.4s; }

@keyframes audioBar {
    0%, 100% { height: 8px; }
    50% { height: 40px; }
}

.recording-timer {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-accent-primary);
}

/* Audio Player Styling */
.audio-player {
    width: 100%;
    max-width: 400px;
}

.audio-player audio {
    width: 100%;
    border-radius: var(--radius-md);
}

/* Capability Cards */
.capability-card {
    background: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    transition: all var(--transition-base);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.capability-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-accent-primary), var(--color-accent-blue));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.capability-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.capability-card:hover::before {
    transform: scaleX(1);
}

.capability-card-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    background: rgba(255, 0, 85, 0.1);
    color: var(--color-accent-primary);
    margin-bottom: var(--spacing-md);
}

.capability-card-title {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xs);
}

.capability-card-description {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

/* KPI Cards for Admin Dashboard */
.kpi-card {
    background: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    position: relative;
    overflow: hidden;
}

.kpi-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
}

.kpi-card.success::after { background: var(--color-success); }
.kpi-card.warning::after { background: var(--color-warning); }
.kpi-card.error::after { background: var(--color-error); }
.kpi-card.info::after { background: var(--color-accent-blue); }

.kpi-value {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1;
}

.kpi-label {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: var(--spacing-xs);
}

/* Rating Distribution Bars */
.rating-bar-container {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.rating-bar-label {
    width: 60px;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

.rating-bar-track {
    flex: 1;
    height: 8px;
    background: var(--color-bg-tertiary);
    border-radius: 4px;
    overflow: hidden;
}

.rating-bar-fill {
    height: 100%;
    border-radius: 4px;
    transition: width var(--transition-slow);
}

.rating-bar-fill.excellent { background: var(--color-success); }
.rating-bar-fill.good { background: var(--color-accent-blue); }
.rating-bar-fill.average { background: var(--color-warning); }
.rating-bar-fill.poor { background: var(--color-error); }

.rating-bar-value {
    width: 50px;
    text-align: right;
    font-family: var(--font-mono);
    font-size: 0.875rem;
}

/* Translation Language Selector */
.language-selector {
    max-width: 400px;
}

/* ============================================
   6. MUDBLAZOR OVERRIDES
   ============================================ */

.mud-theme-primary {
    color: var(--color-accent-primary) !important;
}

.mud-paper {
    background-color: var(--color-bg-secondary) !important;
    border: 1px solid var(--color-border) !important;
    border-radius: var(--radius-md) !important;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06) !important;
}

.mud-appbar {
    background-color: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border) !important;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05) !important;
}

.mud-drawer {
    background-color: var(--color-bg-secondary) !important;
    border-right: 1px solid var(--color-border) !important;
}

.mud-button-filled-primary {
    background-color: var(--color-accent-primary) !important;
    color: #ffffff !important;
    font-family: var(--font-display) !important;
    font-weight: 600 !important;
    letter-spacing: 0.05em !important;
    text-transform: uppercase !important;
    transition: all var(--transition-base) !important;
}

.mud-button-filled-primary:hover {
    background-color: var(--color-accent-secondary) !important;
    box-shadow: 0 4px 12px rgba(255, 0, 85, 0.25) !important;
    transform: translateY(-2px) !important;
}

.mud-button-filled-primary:active {
    transform: scale(0.98) !important;
}

.mud-button-filled-primary:disabled {
    background-color: var(--color-bg-tertiary) !important;
    color: var(--color-text-secondary) !important;
    opacity: 0.5 !important;
}

.mud-button-text {
    font-family: var(--font-display) !important;
    font-weight: 500 !important;
    letter-spacing: 0.02em !important;
}

.mud-button-outlined-primary {
    border-color: var(--color-accent-blue) !important;
    color: var(--color-accent-blue) !important;
}

.mud-button-outlined-primary:hover {
    background-color: rgba(0, 190, 255, 0.05) !important;
    border-color: var(--color-accent-blue) !important;
}

.mud-input {
    font-family: var(--font-body) !important;
}

.mud-input-root-outlined .mud-input-outlined {
    border-color: var(--color-border) !important;
}

.mud-input-root-outlined:hover .mud-input-outlined {
    border-color: var(--color-text-secondary) !important;
}

.mud-input-root-outlined .mud-input-outlined.mud-input-focused {
    border-color: var(--color-accent-primary) !important;
    box-shadow: 0 0 0 2px rgba(255, 0, 85, 0.1) !important;
}

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

.mud-alert-filled-error {
    background-color: rgba(220, 53, 69, 0.08) !important;
    border-left-color: var(--color-error) !important;
}

.mud-alert-filled-success {
    background-color: rgba(0, 166, 126, 0.08) !important;
    border-left-color: var(--color-success) !important;
}

.mud-alert-filled-warning {
    background-color: rgba(255, 149, 0, 0.08) !important;
    border-left-color: var(--color-warning) !important;
}

.mud-alert-filled-info {
    background-color: rgba(0, 190, 255, 0.08) !important;
    border-left-color: var(--color-accent-blue) !important;
}

.mud-tabs {
    border-bottom: 1px solid var(--color-border) !important;
}

.mud-tab {
    font-family: var(--font-display) !important;
    font-weight: 500 !important;
    text-transform: uppercase !important;
    letter-spacing: 0.05em !important;
}

.mud-tab.mud-tab-active {
    color: var(--color-accent-primary) !important;
}

.mud-tabs-toolbar .mud-tabs-toolbar-inner .mud-tab-slider {
    background-color: var(--color-accent-primary) !important;
    height: 3px !important;
}

.mud-typography-h4,
.mud-typography-h5,
.mud-typography-h6 {
    font-family: var(--font-display) !important;
}

.mud-icon-button:hover {
    background-color: rgba(125, 125, 125, 0.1) !important;
}

.mud-nav-group .mud-nav-link {
    padding-left: 32px !important;
}

.mud-navmenu .mud-nav-link.active {
    background-color: rgba(255, 0, 85, 0.1) !important;
    color: var(--color-accent-primary) !important;
    border-right: 3px solid var(--color-accent-primary) !important;
}

.mud-select-input {
    font-family: var(--font-body) !important;
}

/* Snackbar Overrides */
.mud-snackbar {
    background-color: var(--color-bg-secondary) !important;
    color: var(--color-text-primary) !important;
    border-radius: var(--radius-md) !important;
    border-left: 4px solid !important;
}

.mud-snackbar.mud-alert-text-error {
    background-color: rgba(220, 53, 69, 0.95) !important;
    border-left-color: var(--color-error) !important;
    color: white !important;
}

.mud-snackbar.mud-alert-text-success {
    background-color: rgba(0, 166, 126, 0.95) !important;
    border-left-color: var(--color-success) !important;
    color: white !important;
}

.mud-snackbar.mud-alert-text-warning {
    background-color: rgba(255, 149, 0, 0.95) !important;
    border-left-color: var(--color-warning) !important;
    color: white !important;
}

.mud-snackbar.mud-alert-text-info {
    background-color: rgba(0, 190, 255, 0.95) !important;
    border-left-color: var(--color-accent-blue) !important;
    color: white !important;
}

.mud-snackbar .mud-snackbar-content-message {
    color: inherit !important;
}

/* ============================================
   7. UTILITY CLASSES
   ============================================ */
.text-primary { color: var(--color-accent-primary); }
.text-blue { color: var(--color-accent-blue); }
.text-success { color: var(--color-success); }
.text-warning { color: var(--color-warning); }
.text-error { color: var(--color-error); }
.text-secondary { color: var(--color-text-secondary); }

.glow-primary { box-shadow: var(--shadow-glow-primary); }
.glow-blue { box-shadow: var(--shadow-glow-blue); }
.glow-success { box-shadow: var(--shadow-glow-success); }

.font-display { font-family: var(--font-display); }
.font-mono { font-family: var(--font-mono); }

/* ============================================
   8. ANIMATIONS
   ============================================ */
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

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

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in {
    animation: fadeIn var(--transition-base);
}

.animate-slide-up {
    animation: slideUp var(--transition-base);
}

.animate-slide-down {
    animation: slideDown var(--transition-base);
}

.stagger-item {
    animation: slideUp var(--transition-slow) both;
}

.stagger-item:nth-child(1) { animation-delay: 0.1s; }
.stagger-item:nth-child(2) { animation-delay: 0.2s; }
.stagger-item:nth-child(3) { animation-delay: 0.3s; }
.stagger-item:nth-child(4) { animation-delay: 0.4s; }
.stagger-item:nth-child(5) { animation-delay: 0.5s; }

/* ============================================
   9. RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1280px) {
    :root {
        --spacing-xl: 24px;
        --spacing-2xl: 32px;
    }
}

@media (max-width: 960px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.5rem; }

    .stage-progress {
        flex-direction: column;
        align-items: stretch;
    }

    .stage-connector {
        width: 2px;
        height: 20px;
        flex: none;
    }
}

@media (max-width: 600px) {
    :root {
        --spacing-md: 12px;
        --spacing-lg: 16px;
        --spacing-xl: 20px;
    }

    h1 { font-size: 1.75rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.25rem; }
}

/* ============================================
   10. ACCESSIBILITY
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

*:focus-visible {
    outline: 2px solid var(--color-accent-blue);
    outline-offset: 2px;
}

@media (prefers-contrast: high) {
    :root {
        --color-border: rgba(255, 255, 255, 0.4);
    }
}