/* Apple-inspired design system */
:root {
    /* Colors */
    --primary-blue: #007AFF;
    --secondary-blue: #5AC8FA;
    --success-green: #34C759;
    --warning-orange: #FF9500;
    --danger-red: #FF3B30;
    --gray-50: #F2F2F7;
    --gray-100: #E5E5EA;
    --gray-200: #D1D1D6;
    --gray-300: #C7C7CC;
    --gray-400: #AEAEB2;
    --gray-500: #8E8E93;
    --gray-600: #636366;
    --gray-700: #48484A;
    --gray-800: #3A3A3C;
    --gray-900: #2C2C2E;
    --black: #1C1C1E;
    --white: #FFFFFF;

    /* Typography */
    --font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', sans-serif;
    --font-size-xs: 12px;
    --font-size-sm: 14px;
    --font-size-base: 16px;
    --font-size-lg: 18px;
    --font-size-xl: 20px;
    --font-size-2xl: 24px;
    --font-size-3xl: 32px;
    --font-size-4xl: 48px;

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

    /* Border radius */
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 20px rgba(0,0,0,0.1);
    --shadow-xl: 0 20px 40px rgba(0,0,0,0.15);

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.2s ease;
    --transition-slow: 0.3s ease;
}

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

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--black);
    background: var(--gray-50);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    letter-spacing: -0.02em;
}

h2 {
    font-size: var(--font-size-3xl);
    letter-spacing: -0.01em;
}

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

a {
    color: var(--primary-blue);
    text-decoration: none;
    transition: color var(--transition-base);
}

a:hover {
    color: var(--secondary-blue);
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Card */
.card {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
    transition: all var(--transition-base);
}

.card:hover {
    box-shadow: var(--shadow-md);
}

/* Buttons */
button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    outline: none;
    transition: all var(--transition-base);
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--primary-blue);
    color: var(--white);
    font-size: var(--font-size-base);
    font-weight: 500;
    border-radius: var(--radius-md);
    min-height: 44px;
    min-width: 120px;
    transition: all var(--transition-base);
}

.btn-primary:hover {
    background: #0051D5;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

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

.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--gray-100);
    color: var(--black);
    font-size: var(--font-size-base);
    font-weight: 500;
    border-radius: var(--radius-md);
    min-height: 44px;
    transition: all var(--transition-base);
}

.btn-secondary:hover {
    background: var(--gray-200);
}

/* Form Elements */
input[type="text"],
input[type="email"],
input[type="password"],
textarea,
select {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: var(--font-size-base);
    background: var(--white);
    transition: all var(--transition-base);
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.1);
}

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

label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--gray-700);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

/* Login Page - Apple Style */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #000;
    position: relative;
    overflow: hidden;
}

.login-page::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 30% 50%, rgba(0, 122, 255, 0.3) 0%, transparent 50%),
                radial-gradient(circle at 70% 50%, rgba(255, 45, 85, 0.2) 0%, transparent 50%),
                radial-gradient(circle at 50% 50%, rgba(120, 119, 198, 0.2) 0%, transparent 50%);
    animation: floatGradient 20s ease infinite;
}

@keyframes floatGradient {
    0%, 100% { transform: rotate(0deg) scale(1); }
    50% { transform: rotate(180deg) scale(1.1); }
}

.login-container {
    display: flex;
    gap: var(--spacing-2xl);
    max-width: 1200px;
    width: 100%;
    position: relative;
    z-index: 1;
}

.login-card {
    flex: 1;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 24px;
    padding: 60px 48px;
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
}

.logo-section {
    text-align: center;
    margin-bottom: 48px;
}

.logo {
    display: inline-block;
    margin-bottom: 24px;
    animation: float 3s ease-in-out infinite;
}

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

.logo-section h1 {
    font-size: 42px;
    font-weight: 700;
    background: linear-gradient(90deg, #000, #333);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 8px;
}

.subtitle {
    color: #86868b;
    font-size: 19px;
    margin-top: var(--spacing-sm);
    font-weight: 400;
    letter-spacing: -0.01em;
}

.login-form {
    margin: var(--spacing-xl) 0;
}

.login-form input {
    width: 100%;
    padding: 16px 20px;
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 12px;
    font-size: 17px;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.login-form input:focus {
    outline: none;
    border-color: var(--primary-blue);
    background: white;
    box-shadow: 0 0 0 4px rgba(0, 122, 255, 0.1),
                0 4px 12px rgba(0, 122, 255, 0.1);
    transform: translateY(-2px);
}

.login-form .btn-primary {
    width: 100%;
    padding: 18px;
    font-size: 17px;
    font-weight: 600;
    background: #000;
    border-radius: 12px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.login-form .btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transform: translateX(-100%);
    transition: transform 0.6s;
}

.login-form .btn-primary:hover {
    transform: scale(1.02);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.login-form .btn-primary:hover::before {
    transform: translateX(100%);
}

.error-message {
    color: var(--danger-red);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-sm);
    padding: 12px;
    background: rgba(255, 59, 48, 0.1);
    border-radius: 8px;
    display: none;
}

.error-message.show {
    display: block;
    animation: shake 0.5s;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}

.info-section {
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--gray-100);
}

.info-text {
    color: var(--gray-500);
    font-size: var(--font-size-sm);
    text-align: center;
}

.workshop-info {
    flex: 1;
    color: var(--white);
    padding: var(--spacing-2xl);
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border-radius: 24px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.workshop-info h2 {
    margin-bottom: var(--spacing-lg);
    font-size: 32px;
    font-weight: 700;
    background: linear-gradient(90deg, #fff, rgba(255, 255, 255, 0.8));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.feature-list {
    list-style: none;
    margin-top: var(--spacing-lg);
}

.feature-list li {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    padding: 16px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.feature-list li:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateX(5px);
}

.feature-icon {
    font-size: 24px;
    margin-right: var(--spacing-md);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
}

/* Workspace Page */
.workspace-page {
    display: flex;
    min-height: 100vh;
    background: var(--gray-50);
}

.workspace-container {
    display: flex;
    width: 100%;
}

/* Sidebar */
.sidebar {
    width: 280px;
    background: var(--white);
    border-right: 1px solid var(--gray-100);
    display: flex;
    flex-direction: column;
    height: 100vh;
}

.sidebar-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--gray-100);
}

.user-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.user-avatar {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: var(--font-size-xl);
}

.user-details h3 {
    margin-bottom: var(--spacing-xs);
    font-size: var(--font-size-lg);
}

.user-stats {
    color: var(--gray-500);
    font-size: var(--font-size-sm);
}

.sidebar-nav {
    flex: 1;
    padding: var(--spacing-md) 0;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-lg);
    color: var(--gray-700);
    transition: all var(--transition-base);
    position: relative;
}

.nav-item:hover {
    background: var(--gray-50);
    color: var(--primary-blue);
}

.nav-item.active {
    color: var(--primary-blue);
    background: rgba(0, 122, 255, 0.05);
}

.nav-item.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--primary-blue);
}

.nav-icon {
    font-size: var(--font-size-xl);
}

.sidebar-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--gray-100);
}

.logout-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    color: var(--gray-600);
    width: 100%;
    padding: var(--spacing-sm);
    transition: all var(--transition-base);
}

.logout-btn:hover {
    color: var(--danger-red);
}

/* Main Content */
.main-content {
    flex: 1;
    padding: var(--spacing-2xl);
    overflow-y: auto;
}

.content-header {
    margin-bottom: var(--spacing-2xl);
}

.content-header h1 {
    margin-bottom: var(--spacing-sm);
}

.content-header p {
    color: var(--gray-600);
    font-size: var(--font-size-lg);
}

/* AI Selection */
.ai-selection-section {
    margin-bottom: var(--spacing-xl);
}

.segmented-control {
    display: inline-flex;
    background: var(--gray-100);
    border-radius: var(--radius-md);
    padding: var(--spacing-xs);
}

.segmented-control input[type="radio"] {
    display: none;
}

.segment {
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    transition: all var(--transition-base);
    font-weight: 500;
}

.segmented-control input[type="radio"]:checked + .segment {
    background: var(--white);
    box-shadow: var(--shadow-sm);
}

.claude-segment:has(input:checked) {
    color: var(--primary-blue);
}

.gemini-segment:has(input:checked) {
    color: var(--warning-orange);
}

/* File Upload */
.upload-area {
    border: 2px dashed var(--gray-300);
    border-radius: var(--radius-lg);
    padding: var(--spacing-2xl);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-base);
}

.upload-area:hover {
    border-color: var(--primary-blue);
    background: rgba(0, 122, 255, 0.02);
}

.upload-area.dragover {
    border-color: var(--primary-blue);
    background: rgba(0, 122, 255, 0.05);
}

.upload-icon {
    color: var(--gray-400);
    margin-bottom: var(--spacing-md);
}

.upload-info {
    color: var(--gray-500);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-sm);
}

.uploaded-files {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.file-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--gray-50);
    border-radius: var(--radius-md);
}

.file-remove {
    color: var(--gray-500);
    cursor: pointer;
    transition: color var(--transition-base);
}

.file-remove:hover {
    color: var(--danger-red);
}

/* Prompt Section */
.prompt-examples {
    margin-bottom: var(--spacing-lg);
}

.prompt-examples h3 {
    font-size: var(--font-size-base);
    color: var(--gray-600);
    margin-bottom: var(--spacing-md);
}

.example-chips {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.chip {
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--gray-100);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: all var(--transition-base);
    border: 1px solid transparent;
}

.chip:hover {
    background: var(--primary-blue);
    color: var(--white);
}

.chip.active {
    background: var(--primary-blue);
    color: var(--white);
}

.prompt-input {
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: var(--font-size-base);
    line-height: 1.6;
    resize: vertical;
}

.btn-generate {
    width: 100%;
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    color: var(--white);
    font-size: var(--font-size-lg);
    font-weight: 600;
    border-radius: var(--radius-md);
    min-height: 56px;
    transition: all var(--transition-base);
}

.btn-generate:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Code Output */
.code-output-section {
    margin-top: var(--spacing-2xl);
}

.output-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.output-actions {
    display: flex;
    gap: var(--spacing-md);
}

.action-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--gray-100);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 500;
    transition: all var(--transition-base);
}

.action-btn:hover {
    background: var(--gray-200);
}

/* Tabs */
.tabs {
    margin-top: var(--spacing-lg);
}

.tab-list {
    display: flex;
    gap: var(--spacing-xs);
    border-bottom: 1px solid var(--gray-200);
    margin-bottom: var(--spacing-lg);
}

.tab {
    padding: var(--spacing-sm) var(--spacing-lg);
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    font-weight: 500;
    color: var(--gray-600);
    cursor: pointer;
    transition: all var(--transition-base);
}

.tab:hover {
    color: var(--primary-blue);
}

.tab.active {
    color: var(--primary-blue);
    border-bottom-color: var(--primary-blue);
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
}

/* Code Editor */
.code-toolbar {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.toolbar-btn {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--gray-100);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    transition: all var(--transition-base);
}

.toolbar-btn:hover {
    background: var(--primary-blue);
    color: var(--white);
}

.code-editor {
    background: #1e1e1e;
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    overflow-x: auto;
    max-height: 500px;
    overflow-y: auto;
}

.code-editor code {
    font-family: 'SF Mono', Monaco, 'Courier New', monospace;
    font-size: var(--font-size-sm);
    line-height: 1.5;
}

.code-textarea {
    width: 100%;
    min-height: 400px;
    background: #1e1e1e;
    color: #d4d4d4;
    border: none;
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    font-family: 'SF Mono', Monaco, 'Courier New', monospace;
    font-size: var(--font-size-sm);
    line-height: 1.5;
}

/* Preview */
.preview-device {
    background: var(--gray-100);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
}

.device-frame {
    background: var(--white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.preview-iframe {
    width: 100%;
    height: 600px;
    border: none;
}

/* Modals */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
    z-index: 1000;
    animation: fadeIn var(--transition-base);
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: var(--white);
    border-radius: var(--radius-xl);
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    animation: slideUp var(--transition-slow);
}

.modal-large {
    max-width: 900px;
}

.modal-fullscreen {
    max-width: 95%;
    max-height: 95vh;
}

.modal-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--gray-100);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-close {
    font-size: var(--font-size-2xl);
    color: var(--gray-500);
    background: none;
    border: none;
    cursor: pointer;
    transition: color var(--transition-base);
}

.modal-close:hover {
    color: var(--black);
}

.modal-body {
    padding: var(--spacing-lg);
    overflow-y: auto;
    max-height: calc(90vh - 140px);
}

.modal-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--gray-100);
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
}

/* Gallery & Showcase */
.gallery-page,
.showcase-page {
    min-height: 100vh;
    background: var(--gray-50);
}

.top-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg) 0;
}

.nav-back {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--gray-700);
    font-weight: 500;
    transition: color var(--transition-base);
}

.nav-back:hover {
    color: var(--primary-blue);
}

.gallery-hero,
.showcase-hero {
    text-align: center;
    padding: var(--spacing-2xl) 0;
}

.user-profile {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
}

.user-avatar-large {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-lg);
}

/* Gallery Filters */
.gallery-filters {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
    flex-wrap: wrap;
}

.search-bar {
    flex: 1;
    min-width: 300px;
    position: relative;
}

.search-bar input {
    width: 100%;
    padding-left: var(--spacing-2xl);
}

.search-icon {
    position: absolute;
    left: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
}

.filter-chips {
    display: flex;
    gap: var(--spacing-sm);
}

/* Gallery Grid */
.gallery-grid,
.work-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.gallery-card,
.work-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.gallery-card:hover,
.work-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.gallery-card-header,
.work-card-header {
    padding: var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.author-info {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.author-avatar {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
}

.author-details h3 {
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-xs);
}

.author-details p {
    font-size: var(--font-size-sm);
    color: var(--gray-500);
}

/* AI Badges */
.ai-badge {
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
}

.claude-badge {
    background: rgba(0, 122, 255, 0.1);
    color: var(--primary-blue);
}

.gemini-badge {
    background: rgba(255, 149, 0, 0.1);
    color: var(--warning-orange);
}

/* Gallery Preview */
.gallery-preview,
.work-preview {
    height: 300px;
    overflow: hidden;
    background: var(--gray-50);
}

.gallery-iframe,
.work-iframe {
    width: 100%;
    height: 100%;
    border: none;
    transform: scale(0.8);
    transform-origin: top left;
    width: 125%;
    height: 125%;
}

.gallery-description,
.work-description {
    padding: 0 var(--spacing-lg);
    color: var(--gray-600);
    font-size: var(--font-size-sm);
}

.gallery-footer {
    padding: var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.gallery-date,
.work-date {
    color: var(--gray-500);
    font-size: var(--font-size-sm);
}

.gallery-actions,
.work-actions {
    display: flex;
    gap: var(--spacing-sm);
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: var(--spacing-2xl) 0;
}

.empty-icon {
    color: var(--gray-300);
    margin-bottom: var(--spacing-lg);
}

.empty-state h2 {
    color: var(--gray-700);
    margin-bottom: var(--spacing-md);
}

.empty-state p {
    color: var(--gray-500);
    margin-bottom: var(--spacing-xl);
}

/* Loading States */
.spinner {
    width: 20px;
    height: 20px;
    border: 2px solid var(--white);
    border-top-color: transparent;
    border-radius: var(--radius-full);
    animation: spin 0.6s linear infinite;
}

/* Streaming Mode Styles */
.streaming-toggle {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    padding: 10px 15px;
    transition: all 0.3s ease;
}

.streaming-toggle:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
}

#streamingMode {
    accent-color: #007AFF;
    cursor: pointer;
}

/* Streaming Status Modal */
#streamingStatus {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: white;
    padding: 32px;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    z-index: 3000;
    text-align: center;
    min-width: 600px;
    max-width: 80%;
}

/* Streaming Preview Animation */
#streamingPreview {
    text-align: left;
    background: #1c1c1e;
    color: #0fff50;
    padding: 16px;
    border-radius: 8px;
    font-family: 'Monaco', 'Menlo', monospace;
    font-size: 12px;
    max-height: 300px;
    overflow-y: auto;
    white-space: pre-wrap;
    word-break: break-all;
    margin-top: 16px;
    animation: pulse-glow 2s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%, 100% { box-shadow: 0 0 10px rgba(15, 255, 80, 0.3); }
    50% { box-shadow: 0 0 20px rgba(15, 255, 80, 0.5); }
}

.btn-loader {
    display: flex;
    align-items: center;
    justify-content: center;
}

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

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

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

/* Responsive Design */
@media (max-width: 768px) {
    .login-container {
        flex-direction: column;
    }

    .workshop-info {
        display: none;
    }

    .sidebar {
        width: 60px;
    }

    .sidebar-header,
    .user-details,
    .nav-item span:not(.nav-icon),
    .logout-btn span:not(.nav-icon) {
        display: none;
    }

    .nav-item {
        justify-content: center;
        padding: var(--spacing-md);
    }

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

    .gallery-grid,
    .work-grid {
        grid-template-columns: 1fr;
    }

    .gallery-filters {
        flex-direction: column;
    }

    .filter-chips {
        width: 100%;
        justify-content: center;
    }
}

/* Project 1 Tutorial Styles */
.project-page {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 0;
}

.project-container {
    max-width: 1400px;
    margin: 0 auto;
    background: white;
    min-height: 100vh;
    box-shadow: 0 0 60px rgba(0,0,0,0.2);
}

/* Header */
.project-header {
    background: linear-gradient(135deg, #007AFF, #0051D5);
    color: white;
    padding: var(--spacing-xl);
    border-radius: 0 0 var(--radius-xl) var(--radius-xl);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.project-info h1 {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    margin: 0 0 var(--spacing-sm);
}

.project-info p {
    font-size: var(--font-size-lg);
    opacity: 0.9;
    margin: 0;
}

.header-actions {
    display: flex;
    gap: var(--spacing-md);
}

.btn-outline {
    background: transparent;
    border: 2px solid rgba(255,255,255,0.3);
    color: white;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-outline:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.5);
}

/* Progress Bar */
.progress-container {
    padding: var(--spacing-lg) var(--spacing-xl);
    background: var(--gray-50);
    border-bottom: 1px solid var(--gray-200);
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--gray-200);
    border-radius: var(--radius-full);
    overflow: hidden;
    margin-bottom: var(--spacing-sm);
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-blue), var(--secondary-blue));
    border-radius: var(--radius-full);
    transition: width 0.5s ease;
}

.progress-text {
    text-align: center;
    font-size: var(--font-size-sm);
    color: var(--gray-600);
    font-weight: 600;
}

/* Main Layout */
.project-main {
    display: grid;
    grid-template-columns: 300px 1fr;
    min-height: calc(100vh - 200px);
}

/* Steps Sidebar */
.steps-sidebar {
    background: var(--gray-50);
    padding: var(--spacing-xl);
    border-right: 1px solid var(--gray-200);
}

.steps-sidebar h3 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin: 0 0 var(--spacing-lg);
    color: var(--black);
}

.step-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.step-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.step-item:hover {
    background: white;
    box-shadow: var(--shadow-sm);
}

.step-item.active {
    background: var(--primary-blue);
    color: white;
    box-shadow: var(--shadow-lg);
}

.step-number {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--gray-300);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: var(--font-size-sm);
    flex-shrink: 0;
}

.step-item.active .step-number {
    background: white;
    color: var(--primary-blue);
}

.step-info h4 {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin: 0 0 2px;
}

.step-info p {
    font-size: var(--font-size-sm);
    margin: 0;
    opacity: 0.8;
}

/* Content Area */
.project-content {
    padding: var(--spacing-xl);
    overflow-y: auto;
}

.step-content {
    display: none;
}

.step-content.active {
    display: block;
}

.step-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xl);
}

.step-header h2 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin: 0;
    color: var(--black);
}

.step-badges {
    display: flex;
    gap: var(--spacing-sm);
}

.badge {
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.vibe-badge {
    background: var(--success-green);
    color: white;
}

.vs-badge {
    background: var(--gray-300);
    color: var(--gray-600);
}

/* Comparison Grid */
.comparison-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.approach-card {
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-lg);
    border: 3px solid transparent;
}

.vibe-approach {
    border-color: var(--success-green);
    background: linear-gradient(135deg, #f0fff4, #ffffff);
}

.traditional-approach {
    border-color: var(--gray-300);
    background: linear-gradient(135deg, #f8f9fa, #ffffff);
}

.approach-card h3 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin: 0 0 var(--spacing-lg);
}

/* Prompt Box */
.prompt-box {
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.prompt-box label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--gray-600);
    margin-bottom: var(--spacing-sm);
}

.prompt-text {
    background: white;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    font-size: var(--font-size-base);
    color: var(--black);
    margin-bottom: var(--spacing-md);
    line-height: 1.5;
    font-style: italic;
}

.btn-generate {
    background: linear-gradient(135deg, var(--success-green), #28a745);
    color: white;
    border: none;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-base);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.btn-generate:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(52, 199, 89, 0.3);
}

.btn-generate:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

/* Code Examples */
.code-example {
    background: var(--gray-900);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.code-example code {
    color: var(--gray-100);
    font-family: 'Monaco', 'Consolas', monospace;
    font-size: var(--font-size-sm);
    line-height: 1.6;
}

/* Explanations */
.explanation {
    background: rgba(0, 122, 255, 0.1);
    border-left: 4px solid var(--primary-blue);
    padding: var(--spacing-md);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.explanation p {
    margin: 0;
    color: var(--gray-700);
    line-height: 1.5;
}

/* Generated Code Display */
.generated-code {
    background: white;
    border: 2px solid var(--success-green);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    margin-top: var(--spacing-xl);
}

.code-header {
    background: var(--success-green);
    color: white;
    padding: var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.code-header h3 {
    margin: 0;
    font-size: var(--font-size-lg);
    font-weight: 700;
}

.code-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.btn-comment, .btn-improve, .btn-next {
    background: rgba(255,255,255,0.2);
    color: white;
    border: none;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-comment:hover, .btn-improve:hover, .btn-next:hover {
    background: rgba(255,255,255,0.3);
}

/* Code Tabs */
.code-tabs {
    background: var(--gray-50);
    border-bottom: 1px solid var(--gray-200);
    display: flex;
}

.code-tabs .tab {
    background: transparent;
    border: none;
    padding: var(--spacing-md) var(--spacing-lg);
    cursor: pointer;
    font-weight: 600;
    color: var(--gray-600);
    transition: all 0.3s ease;
    border-bottom: 3px solid transparent;
}

.code-tabs .tab.active {
    color: var(--primary-blue);
    background: white;
    border-bottom-color: var(--primary-blue);
}

.code-content {
    max-height: 500px;
    overflow-y: auto;
}

.tab-pane {
    display: none;
    padding: var(--spacing-lg);
}

.tab-pane.active {
    display: block;
}

.tab-pane pre {
    margin: 0;
    background: var(--gray-900);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    overflow-x: auto;
}

.code-preview {
    width: 100%;
    height: 400px;
    border: none;
    background: white;
}

/* Modal Enhancements */
.modal-content {
    max-width: 600px;
}

.modal-body textarea {
    width: 100%;
    min-height: 120px;
    padding: var(--spacing-md);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    resize: vertical;
}

.modal-body textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.1);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .project-main {
        grid-template-columns: 250px 1fr;
    }

    .comparison-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
}

@media (max-width: 768px) {
    .project-main {
        grid-template-columns: 1fr;
    }

    .steps-sidebar {
        border-right: none;
        border-bottom: 1px solid var(--gray-200);
    }

    .step-list {
        flex-direction: row;
        overflow-x: auto;
        gap: var(--spacing-sm);
    }

    .step-item {
        flex-shrink: 0;
        min-width: 200px;
    }

    .header-content {
        flex-direction: column;
        gap: var(--spacing-lg);
        text-align: center;
    }
}