/* Modern Java Compiler - CSS Variables */
:root {
    /* Dark Theme Colors */
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #21262d;
    --bg-quaternary: #30363d;
    --text-primary: #f0f6fc;
    --text-secondary: #8b949e;
    --text-muted: #656d76;
    --accent-primary: #238636;
    --accent-secondary: #2ea043;
    --accent-hover: #26a641;
    --border-primary: #30363d;
    --border-secondary: #21262d;
    --success: #238636;
    --warning: #d29922;
    --error: #da3633;
    --info: #1f6feb;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.5);
    
    /* Borders */
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 8px;
    
    /* Fonts */
    --font-mono: 'JetBrains Mono', 'Fira Code', 'Monaco', 'Cascadia Code', monospace;
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
    --transition-slow: 0.35s ease;
}

/* Light Theme */
[data-theme="light"] {
    --bg-primary: #ffffff;
    --bg-secondary: #f6f8fa;
    --bg-tertiary: #f1f3f4;
    --bg-quaternary: #e1e4e8;
    --text-primary: #24292f;
    --text-secondary: #656d76;
    --text-muted: #8b949e;
    --border-primary: #d0d7de;
    --border-secondary: #e1e4e8;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    height: 100%;
    overflow: hidden;
}

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
}

/* Loading Screen */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity var(--transition-slow), visibility var(--transition-slow);
}

.loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
}

.loading-content {
    text-align: center;
}

.loading-logo {
    font-size: 4rem;
    margin-bottom: 1rem;
    animation: bounce 2s infinite;
}

.loading-text {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.loading-bar {
    width: 200px;
    height: 4px;
    background: var(--bg-tertiary);
    border-radius: 2px;
    overflow: hidden;
}

.loading-progress {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
    border-radius: 2px;
    animation: loading 2s ease-in-out infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

@keyframes loading {
    0% { width: 0%; }
    50% { width: 70%; }
    100% { width: 100%; }
}

/* App Container */
.app-container {
    display: flex;
    flex-direction: column;
    height: 100vh;
    opacity: 0;
    transition: opacity var(--transition-slow);
}

.app-container.loaded {
    opacity: 1;
}

/* Header */
.header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-primary);
    box-shadow: var(--shadow-sm);
    z-index: 100;
    min-height: 60px;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    flex: 1;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-icon {
    font-size: 1.5rem;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.2;
}

.logo-subtitle {
    font-size: 0.75rem;
    color: var(--text-secondary);
    line-height: 1;
}

.file-tabs {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.tab {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    max-width: 200px;
}

.tab:hover {
    background: var(--bg-quaternary);
}

.tab.active {
    background: var(--accent-primary);
    color: white;
    border-color: var(--accent-primary);
}

.tab-icon {
    font-size: 0.875rem;
    flex-shrink: 0;
}

.tab-name {
    font-size: 0.875rem;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.tab-close {
    background: none;
    border: none;
    color: inherit;
    cursor: pointer;
    padding: 0.125rem;
    border-radius: var(--radius-sm);
    opacity: 0.7;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.tab-close:hover {
    opacity: 1;
    background: rgba(255, 255, 255, 0.1);
}

.add-tab-btn {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    font-size: 1rem;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.add-tab-btn:hover {
    background: var(--bg-quaternary);
    color: var(--text-primary);
}

.header-center {
    flex: 1;
    display: flex;
    justify-content: center;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.breadcrumb-item {
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.breadcrumb-item:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.breadcrumb-separator {
    opacity: 0.5;
}

.header-right {
    flex: 1;
    display: flex;
    justify-content: flex-end;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-primary {
    background: var(--accent-primary);
    color: white;
    border-color: var(--accent-primary);
}

.btn-primary:hover:not(:disabled) {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border-color: var(--border-primary);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--bg-quaternary);
    border-color: var(--border-secondary);
}

.btn-icon {
    padding: 0.5rem;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
}

.btn-icon:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

/* Theme Toggle */
.theme-icon {
    transition: all var(--transition-fast);
}

[data-theme="light"] .theme-icon.moon {
    display: none;
}

[data-theme="dark"] .theme-icon.sun,
:root .theme-icon.sun {
    display: none;
}

/* Main Content */
.main-content {
    display: flex;
    flex: 1;
    overflow: hidden;
}

/* Sidebar */
.sidebar {
    width: 250px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-primary);
    display: flex;
    flex-direction: column;
    transition: all var(--transition-normal);
}

.sidebar.collapsed {
    width: 0;
    overflow: hidden;
}

.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem;
    border-bottom: 1px solid var(--border-primary);
}

.sidebar-header h3 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
}

.sidebar-content {
    flex: 1;
    overflow-y: auto;
}

.file-tree {
    padding: 0.5rem;
}

.file-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 0.875rem;
}

.file-item:hover {
    background: var(--bg-tertiary);
}

.file-item.active {
    background: var(--accent-primary);
    color: white;
}

.file-icon {
    font-size: 0.875rem;
    flex-shrink: 0;
}

.file-name {
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Editor Section */
.editor-section {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: var(--bg-primary);
}

.editor-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-primary);
}

.editor-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.language-badge {
    background: var(--accent-primary);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.editor-stats {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.stat-separator {
    opacity: 0.5;
}

.editor-actions {
    display: flex;
    gap: 0.25rem;
}

.editor-container {
    flex: 1;
    display: flex;
    position: relative;
    overflow: hidden;
}

.editor-gutter {
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-primary);
    display: flex;
    flex-direction: column;
}

.line-numbers {
    padding: 1rem 0.75rem;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    line-height: 1.5;
    color: var(--text-muted);
    text-align: right;
    user-select: none;
    min-width: 60px;
    background: var(--bg-secondary);
}

.editor-main {
    flex: 1;
    position: relative;
}

.code-editor {
    width: 100%;
    height: 100%;
    padding: 1rem;
    background: transparent;
    border: none;
    outline: none;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    line-height: 1.5;
    color: var(--text-primary);
    resize: none;
    tab-size: 4;
    white-space: pre;
    overflow-wrap: normal;
    overflow-x: auto;
    overflow-y: auto;
}

.code-editor::placeholder {
    color: var(--text-muted);
    font-style: italic;
}

/* Output Panel */
.output-panel {
    width: 400px;
    background: var(--bg-secondary);
    border-left: 1px solid var(--border-primary);
    display: flex;
    flex-direction: column;
    transition: all var(--transition-normal);
}

.output-panel.collapsed {
    width: 0;
    overflow: hidden;
}

.output-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border-primary);
    background: var(--bg-tertiary);
}

.output-tabs {
    display: flex;
    gap: 0.25rem;
}

.output-tab {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    transition: all var(--transition-fast);
    position: relative;
}

.output-tab:hover {
    background: var(--bg-quaternary);
    color: var(--text-primary);
}

.output-tab.active {
    background: var(--accent-primary);
    color: white;
}

.tab-badge {
    background: rgba(255, 255, 255, 0.2);
    color: inherit;
    padding: 0.125rem 0.375rem;
    border-radius: 10px;
    font-size: 0.625rem;
    font-weight: 600;
    min-width: 18px;
    text-align: center;
}

.output-actions {
    display: flex;
    gap: 0.25rem;
}

.output-content {
    flex: 1;
    position: relative;
    overflow: hidden;
}

.output-section {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 1rem;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    line-height: 1.4;
    overflow-y: auto;
    display: none;
}

.output-section.active {
    display: block;
}

.output-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    text-align: center;
    color: var(--text-secondary);
}

.placeholder-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
    opacity: 0.7;
}

.placeholder-text {
    font-size: 1rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.placeholder-hint {
    font-size: 0.875rem;
    opacity: 0.7;
}

.output-line {
    margin-bottom: 0.25rem;
    padding: 0.125rem 0;
    /* Preserve newlines and indentation in output */
    white-space: pre-wrap;
    word-wrap: break-word;
}

.output-line.success {
    color: var(--success);
}

.output-line.error {
    color: var(--error);
}

.output-line.warning {
    color: var(--warning);
}

.output-line.info {
    color: var(--info);
}

/* Status Bar */
.status-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.5rem 1rem;
    background: var(--bg-tertiary);
    border-top: 1px solid var(--border-primary);
    font-size: 0.75rem;
    color: var(--text-secondary);
    min-height: 32px;
}

.status-left,
.status-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.status-item {
    display: flex;
    align-items: center;
    gap: 0.375rem;
}

.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-muted);
}

.status-indicator.ready {
    background: var(--success);
}

.status-indicator.running {
    background: var(--warning);
    animation: pulse 1.5s ease-in-out infinite;
}

.status-indicator.error {
    background: var(--error);
}

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

/* Modals */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(4px);
}

.modal-overlay.active {
    display: flex;
}

.modal {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 90%;
    max-width: 500px;
    max-height: 80vh;
    overflow: hidden;
    border: 1px solid var(--border-primary);
    animation: modalSlideIn var(--transition-normal);
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-primary);
    background: var(--bg-tertiary);
}

.modal-header h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.25rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    background: var(--bg-quaternary);
    color: var(--text-primary);
}

.modal-body {
    padding: 1.5rem;
}

/* Share Modal */
.share-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.share-option {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-align: left;
}

.share-option:hover {
    background: var(--bg-quaternary);
    border-color: var(--accent-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.share-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.share-text {
    flex: 1;
}

.share-title {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.share-desc {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.share-link-section {
    margin-top: 1.5rem;
}

.share-link-section label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-primary);
}

.input-group {
    display: flex;
    gap: 0.5rem;
}

.input-group input {
    flex: 1;
    padding: 0.75rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 0.875rem;
}

.input-group input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 2px rgba(35, 134, 54, 0.2);
}

/* Settings Modal */
.settings-section {
    margin-bottom: 1.5rem;
}

.settings-section h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border-primary);
}

.setting-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-secondary);
}

.setting-item:last-child {
    border-bottom: none;
}

.setting-item label {
    font-weight: 500;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.setting-item select {
    padding: 0.5rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.875rem;
}

.setting-item input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--accent-primary);
}

/* Toast Notifications */
.toast {
    position: fixed;
    top: 1rem;
    right: 1rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 1rem;
    z-index: 1001;
    transform: translateX(100%);
    transition: transform var(--transition-normal);
    max-width: 300px;
}

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

.toast-content {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.toast-icon {
    font-size: 1.25rem;
    flex-shrink: 0;
}

.toast-message {
    flex: 1;
    font-size: 0.875rem;
    color: var(--text-primary);
}

.toast.success .toast-icon::before {
    content: '✅';
}

.toast.error .toast-icon::before {
    content: '❌';
}

.toast.warning .toast-icon::before {
    content: '⚠️';
}

.toast.info .toast-icon::before {
    content: 'ℹ️';
}

/* Responsive Design */
@media (max-width: 1024px) {
    .output-panel {
        width: 300px;
    }
    
    .sidebar {
        width: 200px;
    }
}

@media (max-width: 768px) {
    .header {
        padding: 0.5rem;
    }
    
    .header-left {
        gap: 1rem;
    }
    
    .file-tabs {
        display: none;
    }
    
    .breadcrumb {
        display: none;
    }
    
    .main-content {
        flex-direction: column;
    }
    
    .sidebar {
        width: 100%;
        height: 0;
        border-right: none;
        border-bottom: 1px solid var(--border-primary);
        order: 2;
    }
    
    .sidebar.expanded {
        height: 200px;
    }
    
    .editor-section {
        order: 1;
    }
    
    .output-panel {
        width: 100%;
        height: 250px;
        border-left: none;
        border-top: 1px solid var(--border-primary);
        order: 3;
    }
    
    .modal {
        width: 95%;
        margin: 1rem;
    }
    
    .share-options {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .header-actions {
        gap: 0.5rem;
    }
    
    .btn {
        padding: 0.5rem;
        font-size: 0.75rem;
    }
    
    .btn span {
        display: none;
    }
    
    .logo-subtitle {
        display: none;
    }
}

/* Syntax Highlighting */
.token.keyword {
    color: #ff7b72;
    font-weight: 600;
}

.token.string {
    color: #a5d6ff;
}

.token.comment {
    color: #8b949e;
    font-style: italic;
}

.token.number {
    color: #79c0ff;
}

.token.operator {
    color: #ff7b72;
}

.token.punctuation {
    color: #c9d1d9;
}

.token.class-name {
    color: #ffa657;
}

.token.function {
    color: #d2a8ff;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

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

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

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

/* Selection */
::selection {
    background: rgba(35, 134, 54, 0.3);
}

/* Focus States */
.code-editor:focus {
    outline: none;
}

/* Fullscreen Mode */
.editor-section.fullscreen {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 999;
    background: var(--bg-primary);
}

.editor-section.fullscreen .editor-container {
    height: calc(100vh - 60px);
}

/* Animation Classes */
.fade-in {
    animation: fadeIn var(--transition-normal);
}

.slide-in {
    animation: slideIn var(--transition-normal);
}

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

@keyframes slideIn {
    from { transform: translateY(-10px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

/* Running State */
.btn-primary.running {
    background: var(--warning);
    border-color: var(--warning);
}

.btn-primary.running::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 16px;
    height: 16px;
    margin: -8px 0 0 -8px;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --border-primary: #ffffff;
        --border-secondary: #ffffff;
        --text-secondary: #ffffff;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}