/* ============================================
   CSS VARIABLES
   ============================================ */
:root {
    /* Colors - Primary */
    --color-primary: #1e40af;
    --color-primary-dark: #1e3a8a;
    --color-primary-light: #2563eb;
    --color-primary-lighter: #3b82f6;

    /* Colors - Success/Error */
    --color-success: #059669;
    --color-success-dark: #047857;
    --color-success-light: #10b981;
    --color-error: #ef4444;
    --color-error-dark: #dc2626;
    --color-warning: #f59e0b;
    --color-warning-dark: #d97706;

    /* Colors - Neutral */
    --color-text: #1f2937;
    --color-text-light: #374151;
    --color-text-lighter: #6b7280;
    --color-text-muted: #94a3b8;
    --color-bg-primary: #ffffff;
    --color-bg-secondary: #f8fafc;
    --color-bg-tertiary: #f9fafb;
    --color-bg-code: #1e293b;
    --color-bg-code-header: #334155;
    --color-border: #e5e7eb;
    --color-border-light: #e2e8f0;
    --color-border-dark: #cbd5e1;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 2.5rem;
    --spacing-3xl: 3rem;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 8px;
    --radius-xl: 12px;
    --radius-2xl: 16px;
    --radius-full: 50%;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(37, 99, 235, 0.3);
    --shadow-lg: 0 8px 20px rgba(37, 99, 235, 0.4);
    --shadow-xl: 0 8px 25px rgba(0, 0, 0, 0.15);
    --shadow-2xl: 0 30px 60px rgba(0, 0, 0, 0.7), 0 20px 40px rgba(0, 0, 0, 0.5);

    /* Typography */
    --font-family-base: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-family-mono: 'Courier New', monospace;
    --font-size-xs: 0.875rem;
    --font-size-sm: 0.9rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.1rem;
    --font-size-xl: 1.4rem;
    --font-size-2xl: 2rem;
    --font-size-3xl: 2.5rem;

    /* Transitions */
    --transition-fast: 0.2s;
    --transition-base: 0.3s;
    --transition-slow: 0.5s;
}

/* ============================================
   RESET & BASE STYLES
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family-base);
    line-height: 1.6;
    color: var(--color-text);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: var(--spacing-xl) var(--spacing-md);
}

/* ============================================
   LAYOUT
   ============================================ */
.container {
    max-width: 800px;
    margin: 0 auto;
    background: var(--color-bg-primary);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-2xl);
    overflow: hidden;
}

.admin-container {
    max-width: 1400px;
}

/* ============================================
   HOME PAGE / LANDING PAGE
   ============================================ */
.home-body {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 0;
    min-height: 100vh;
}

.home-hero {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    text-align: center;
    padding: 5rem 2rem 6rem;
    position: relative;
    overflow: hidden;
}

.home-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.3;
}

.home-hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 0 auto;
}

.home-hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.home-hero .tagline {
    font-size: 1.4rem;
    opacity: 0.95;
    margin-bottom: 3rem;
    line-height: 1.6;
    font-weight: 500;
}

.cta-buttons {
    display: flex;
    gap: 1.25rem;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-btn {
    padding: 1.1rem 2.5rem;
    font-size: 1.15rem;
    font-weight: 700;
    border: none;
    border-radius: var(--radius-xl);
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    transition: all var(--transition-base);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    letter-spacing: 0.3px;
}

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

.cta-btn.primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.3);
}

.cta-btn.secondary {
    background: rgba(255, 255, 255, 0.15);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
}

.cta-btn.secondary:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.2);
}

.features-section {
    padding: 5rem 2rem;
    background: white;
}

.section-header {
    text-align: center;
    margin-bottom: 3.5rem;
}

.section-header h2 {
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: 1rem;
    font-weight: 700;
}

.section-header p {
    font-size: 1.15rem;
    color: var(--color-text-light);
    max-width: 700px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    background: white;
    padding: 2.5rem;
    border-radius: var(--radius-2xl);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all var(--transition-base);
    border: 1px solid var(--color-border-light);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 35px rgba(37, 99, 235, 0.15);
    border-color: var(--color-primary-lighter);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1.25rem;
    display: block;
}

.feature-card h3 {
    font-size: 1.4rem;
    margin-bottom: 0.75rem;
    color: var(--color-primary);
    font-weight: 700;
}

.feature-card p {
    color: var(--color-text-light);
    line-height: 1.7;
    font-size: 1.05rem;
}

.stats-section {
    padding: 4rem 2rem;
    background: var(--color-bg-secondary);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2.5rem;
    max-width: 1000px;
    margin: 2.5rem auto 0;
}

.stat-item {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1.05rem;
    color: var(--color-text-light);
    font-weight: 600;
}

.stats-disclaimer {
    margin-top: 2rem;
    padding-top: 1.5rem;
    /* border-top: 1px solid var(--color-border-light); */
    text-align: center;
}

.stats-disclaimer p {
    font-size: var(--font-size-xs);
    color: var(--color-text-lighter);
    margin: 0.5rem 0;
}

.cta-section {
    padding: 5rem 2rem;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    text-align: center;
    color: white;
}

.cta-section h2 {
    font-size: 2.5rem;
    margin-bottom: 1.25rem;
    font-weight: 700;
}

.cta-section p {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

/* ============================================
   EXPLORE PROJECTS SECTION
   ============================================ */
.explore-projects-section {
    padding: 4rem 2rem;
    background: var(--color-bg-secondary);
    text-align: center;
}

.explore-projects-section .section-header h2 {
    color: var(--color-primary);
    font-size: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.explore-projects-section .section-header p {
    font-size: 1.15rem;
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto 2.5rem;
}

.explore-cta {
    margin-top: 2rem;
}

/* ============================================
   RESOURCES SECTION
   ============================================ */
.resources-section {
    padding: 4rem 2rem;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
}

.resources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
}

.resources-section .section-header h2 {
    color: white;
}

.resources-section .section-header p {
    color: rgba(255, 255, 255, 0.95);
}

.resources-cta {
    margin-top: 2.5rem;
    text-align: center;
}

.resource-card {
    background: white;
    padding: 2rem;
    border-radius: var(--radius-xl);
    text-decoration: none;
    color: inherit;
    border: 1px solid var(--color-border-light);
    transition: all var(--transition-base);
    text-align: center;
}


.resource-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.12);
    border-color: var(--color-primary-lighter);
}

.resource-icon {
    font-size: 2.5rem;
    display: block;
    margin-bottom: 1rem;
}

.resource-card h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--color-primary);
    font-weight: 600;
}

.resource-card p {
    color: var(--color-text-light);
    font-size: 0.95rem;
    margin: 0;
}

@media (max-width: 768px) {
    .home-hero h1 {
        font-size: 2.25rem;
    }

    .home-hero .tagline {
        font-size: 1.1rem;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: stretch;
    }

    .cta-btn {
        width: 100%;
        justify-content: center;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .explore-projects-section .section-header h2 {
        font-size: 2rem;
    }

    .stat-number {
        font-size: 2.5rem;
    }
}

/* Back to home link in hero sections */
.hero-back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: white;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    opacity: 0.9;
    transition: opacity var(--transition-fast);
    margin-bottom: 1rem;
}

.hero-back-link:hover {
    opacity: 1;
}

.hero-back-link svg {
    width: 16px;
    height: 16px;
}

.test-btn {
    background: var(--color-primary-lighter);
    color: white;
    border: none;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-xs);
    font-weight: 500;
    transition: all var(--transition-fast);
}

.test-btn:hover {
    background: var(--color-primary-light);
    transform: translateY(-1px);
}

/* ============================================
   HEADER COMPONENT
   ============================================ */
.header {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-bg-primary);
    padding: var(--spacing-3xl) var(--spacing-xl);
    text-align: center;
}

.header.success {
    background: linear-gradient(135deg, var(--color-success) 0%, var(--color-success-dark) 100%);
}

.header h1 {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.subtitle {
    font-size: var(--font-size-base);
    opacity: 0.9;
    font-weight: bold;
}


/* ============================================
   TRY DEMO BANNER
   ============================================ */

.try-demo-banner {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 1rem 2rem;
    text-align: center;
    margin: 0;
}

.demo-banner-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.demo-icon {
    font-size: 1.5rem;
    animation: bounce 2s infinite;
}

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

.try-note {
    text-align: center;
    margin-top: 1.5rem;
    font-size: 1rem;
    color: #666;
    animation: pulse 3s infinite;
}

/* ============================================
   NOTIFICATION BANNERS
   ============================================ */
.demo-notice {
    background: #fef3c7;
    border: 1px solid var(--color-warning);
    color: #92400e;
    padding: 12px;
    border-radius: var(--radius-md);
    margin-bottom: 20px;
    text-align: center;
}

.demo-notice a {
    color: #92400e;
    text-decoration: underline;
}

.demo-notice a:hover {
    color: #78350f;
    text-decoration: none;
}

/* ============================================
   CONFIGURATION SUMMARY SECTION
   ============================================ */
.results-content {
    padding: var(--spacing-xl);
}

.config-summary {
    margin-bottom: var(--spacing-2xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid var(--color-border);
}

.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.summary-item {
    background: var(--color-bg-secondary);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.summary-item .color-value {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.color-preview {
    display: inline-block;
    width: 20px;
    height: 20px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    flex-shrink: 0;
}

/* ============================================
   CONFIG PAGE REDESIGN
   ============================================ */
.config-body {
    background: white;
    padding: 0;
}

.config-hero {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    text-align: center;
    padding: 3rem 2rem;
}

.config-hero h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.config-hero .subtitle {
    font-size: 1.1rem;
    opacity: 0.95;
    font-weight: 500;
}

.config-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem;
}

.config-demo-notice {
    background: #fef3c7;
    border: 1px solid var(--color-warning);
    color: #92400e;
    padding: 1rem;
    border-radius: var(--radius-lg);
    margin-bottom: 2rem;
    text-align: center;
}

.config-demo-notice a {
    color: #92400e;
    text-decoration: underline;
}

.config-demo-notice a:hover {
    color: #78350f;
}

.config-form-section {
    background: white;
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-2xl);
    padding: 2rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-sm);
}

.config-form-section h2 {
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.config-form-section h2:before {
    display: none;
}

@media (max-width: 768px) {
    .config-hero h1 {
        font-size: 2rem;
    }

    .config-content {
        padding: 1.5rem;
    }

    .config-form-section {
        padding: 1.5rem;
    }
}


/* ============================================
   RESULTS PAGE REDESIGN
   ============================================ */
.results-body {
    background: white;
    padding: 0;
}

.results-hero {
    background: linear-gradient(135deg, var(--color-success) 0%, var(--color-success-dark) 100%);
    color: white;
    text-align: center;
    padding: 3rem 2rem;
}

.results-hero h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.results-hero .subtitle {
    font-size: 1.1rem;
    opacity: 0.95;
    font-weight: 500;
}

.results-main {
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem;
}

.results-demo-notice {
    background: #fef3c7;
    border: 1px solid var(--color-warning);
    color: #92400e;
    padding: 1rem;
    border-radius: var(--radius-lg);
    margin-bottom: 2rem;
    text-align: center;
}

.results-demo-notice a {
    color: #92400e;
    text-decoration: underline;
}

.results-demo-notice a:hover {
    color: #78350f;
}

.results-section {
    background: white;
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-2xl);
    padding: 2rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-sm);
}

.results-section h2 {
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-bottom: 1.5rem;
    font-weight: 700;
}

@media (max-width: 768px) {
    .results-hero h1 {
        font-size: 2rem;
    }

    .results-main {
        padding: 1.5rem;
    }

    .results-section {
        padding: 1.5rem;
    }
}
/* ============================================
   EMBED CODE SECTION
   ============================================ */
.embed-section {
    margin-bottom: var(--spacing-2xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid var(--color-border);
}

.embed-instructions {
    margin-bottom: var(--spacing-lg);
    color: var(--color-text-lighter);
}

.embed-instructions code {
    background: #f3f4f6;
    padding: 0.2rem 0.4rem;
    border-radius: var(--radius-sm);
    font-family: var(--font-family-mono);
    font-size: var(--font-size-sm);
}

/* Code container */
.code-container {
    background: var(--color-bg-code);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.code-header {
    background: var(--color-bg-code-header);
    padding: var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #475569;
}

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

.window-controls {
    display: flex;
    gap: var(--spacing-sm);
}

.control-dot {
    width: 12px;
    height: 12px;
    border-radius: var(--radius-full);
}

.control-dot.red {
    background: var(--color-error);
}

.control-dot.yellow {
    background: var(--color-warning);
}

.control-dot.green {
    background: var(--color-success-light);
}

.filename {
    color: var(--color-text-muted);
    font-family: var(--font-family-mono);
    font-size: var(--font-size-xs);
}

.copy-btn {
    background: var(--color-primary-lighter);
    color: var(--color-bg-primary);
    border: none;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-xs);
    font-weight: 500;
    transition: all var(--transition-fast);
}

.copy-btn:hover {
    background: var(--color-primary-light);
}

.copy-btn.copied {
    background: var(--color-success-light);
}

.code-content {
    padding: var(--spacing-lg);
    background: var(--color-bg-code);
}

.code-content pre {
    color: #e2e8f0;
    font-family: var(--font-family-mono);
    font-size: var(--font-size-xs);
    line-height: 1.6;
    overflow-x: auto;
    white-space: pre-wrap;
    word-wrap: break-word;
}

/* ============================================
   INSTRUCTIONS SECTION
   ============================================ */
.instructions-section {
    margin-bottom: var(--spacing-2xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid var(--color-border);
}

.steps {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.step {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.step-number {
    background: var(--color-primary-lighter);
    color: var(--color-bg-primary);
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    flex-shrink: 0;
    margin-top: var(--spacing-xs);
}

.step-content h3 {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
    font-weight: 600;
}

.step-content p {
    color: var(--color-text-lighter);
    margin: 0;
}

.step-content code {
    background: #f3f4f6;
    padding: 0.2rem 0.4rem;
    border-radius: var(--radius-sm);
    font-family: var(--font-family-mono);
    font-size: var(--font-size-sm);
}

/* ============================================
   BUTTON COMPONENTS
   ============================================ */
.btn {
    padding: 0.75rem var(--spacing-lg);
    border-radius: var(--radius-lg);
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    transition: all var(--transition-fast);
    border: none;
    font-size: var(--font-size-base);
}

.btn.primary {
    background: var(--color-primary-lighter);
    color: var(--color-bg-primary);
}

.btn.primary:hover {
    background: var(--color-primary-light);
    transform: translateY(-1px);
}

.btn.secondary {
    background: var(--color-bg-secondary);
    color: #475569;
    border: 1px solid var(--color-border-light);
}

.btn.secondary:hover {
    background: #f1f5f9;
    border-color: var(--color-border-dark);
}

.delete-btn {
    background: var(--color-error);
    color: var(--color-bg-primary);
    border: none;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: var(--font-size-xs);
    font-weight: 500;
    transition: all var(--transition-fast);
}

.delete-btn:hover {
    background: var(--color-error-dark);
    transform: translateY(-1px);
}

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

.submit-btn {
    width: 100%;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-bg-primary);
    border: none;
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-xl);
    font-size: var(--font-size-lg);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    box-shadow: var(--shadow-md);
}

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

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

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

/* ============================================
   ACTION BUTTONS LAYOUT
   ============================================ */
.actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================
   FORM COMPONENTS
   ============================================ */
.config-form {
    padding: var(--spacing-xl);
}

.form-section {
    margin-bottom: var(--spacing-2xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid var(--color-border);
}

.form-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.form-section h2 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
}

.form-section h2:before {
    content: '';
    width: 4px;
    height: 20px;
    background: linear-gradient(135deg, var(--color-primary-light), #1d4ed8);
    margin-right: 12px;
    border-radius: 2px;
}

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

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-light);
}

.form-group input[type="text"],
.form-group textarea {
    width: 100%;
    padding: 0.75rem var(--spacing-md);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-base);
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
    background: #fafafa;
}

.form-group input[type="text"]:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary-light);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
    background: var(--color-bg-primary);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-group small {
    display: block;
    margin-top: var(--spacing-sm);
    color: var(--color-text-lighter);
    font-size: var(--font-size-xs);
}

.form-group input.error,
.form-group textarea.error {
    border-color: var(--color-error);
    background: #fef2f2;
}

.form-group input.success,
.form-group textarea.success {
    border-color: #22c55e;
    background: #f0fdf4;
}

/* ============================================
   COLOR INPUT COMPONENTS
   ============================================ */
.color-row {
    display: block;
}

.color-input-group {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--color-bg-tertiary);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-sm);
    transition: border-color var(--transition-base);
}

.color-input-group:focus-within {
    border-color: var(--color-primary-light);
}

.color-input-group input[type="color"] {
    width: 40px;
    height: 40px;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    background: none;
}

.color-input-group input[type="color"]::-webkit-color-swatch-wrapper {
    padding: 0;
}

.color-input-group input[type="color"]::-webkit-color-swatch {
    border: none;
    border-radius: var(--radius-sm);
}

.color-input-group .color-text {
    flex: 1;
    border: none;
    background: none;
    font-family: var(--font-family-mono);
    font-size: var(--font-size-sm);
    text-transform: uppercase;
}

/* ============================================
   PREVIEW BOX COMPONENT
   ============================================ */
.preview-box {
    background: var(--color-bg-secondary);
    border: 2px dashed var(--color-border-dark);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.preview-box h3 {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: #475569;
}

.chat-preview {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.chat-bubble {
    padding: 0.75rem var(--spacing-md);
    border-radius: 18px;
    max-width: 70%;
    font-size: var(--font-size-sm);
    color: var(--color-bg-primary);
    font-weight: 500;
}

.chat-bubble.user {
    align-self: flex-end;
    background: var(--color-primary-light);
    border-bottom-right-radius: var(--radius-sm);
}

.chat-bubble.bot {
    align-self: flex-start;
    background: #dee0e2;
    border-bottom-left-radius: var(--radius-sm);
    color: var(--color-text-light) !important;
}

/* ============================================
   ADMIN DASHBOARD - TAB NAVIGATION
   ============================================ */
.tabs {
    display: flex;
    border-bottom: 2px solid var(--color-border);
    margin-bottom: var(--spacing-xl);
    gap: 0;
}

.tab {
    padding: var(--spacing-md) var(--spacing-xl);
    cursor: pointer;
    background: var(--color-bg-secondary);
    border: none;
    font-weight: 600;
    color: var(--color-text-lighter);
    transition: all var(--transition-fast);
    border-bottom: 3px solid transparent;
}

.tab:hover {
    background: #f1f5f9;
    color: var(--color-text-light);
}

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

.tab-content {
    display: none;
}

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

/* ============================================
   ADMIN DASHBOARD - TABLES
   ============================================ */
.table-wrapper {
    overflow-x: auto;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: var(--spacing-md);
}

.admin-table thead tr {
    background: var(--color-bg-secondary);
    border-bottom: 2px solid var(--color-border);
}

.admin-table th {
    padding: var(--spacing-md);
    font-weight: 600;
    color: var(--color-text-light);
}

.admin-table tbody tr {
    border-bottom: 1px solid var(--color-border);
}

.admin-table td {
    padding: var(--spacing-md);
}

/* Table cell alignment utilities */
.text-left {
    text-align: left;
}

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

.url-cell {
    word-break: break-all;
}

.count-cell {
    text-align: center;
    font-weight: 600;
}

.action-cell {
    text-align: center;
}

/* Sortable table headers */
.sortable {
    cursor: pointer;
    user-select: none;
}

.sortable:hover {
    background-color: rgba(0, 0, 0, 0.05);
}

.sortable::after {
    content: ' ⇅';
    opacity: 0.5;
}

.sortable.asc::after {
    content: ' ▲';
    opacity: 1;
}

.sortable.desc::after {
    content: ' ▼';
    opacity: 1;
}

/* ============================================
   ADMIN DASHBOARD - STATUS BADGES
   ============================================ */
.status-badge {
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: bold;
}

.status-success {
    background-color: #d4edda;
    color: #155724;
}

.status-unanswerable {
    background-color: #fff3cd;
    color: #856404;
}

.status-failed {
    background-color: #f8d7da;
    color: #721c24;
}

/* ============================================
   ADMIN DASHBOARD - ACCORDION
   ============================================ */
.accordion-header {
    cursor: pointer;
    user-select: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.accordion-header:hover {
    background: #f1f5f9;
}

.url-title {
    font-weight: 700;
    flex: 1;
}

.accordion-icon {
    margin-left: var(--spacing-md);
    transition: transform var(--transition-fast);
    font-weight: bold;
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

.accordion-content.expanded {
    max-height: 2000px;
    transition: max-height var(--transition-slow) ease-in;
}

/* ============================================
   ADMIN DASHBOARD - STATISTICS CARDS
   ============================================ */
.stats-category {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    padding: 1.25rem;
    margin-bottom: 1.25rem;
}

.stats-category h3 {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-border-light);
}

.stat-card {
    flex: 1;
    min-width: 180px;
    background: var(--color-bg-primary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    text-align: center;
    box-shadow: var(--shadow-sm);
}

.stat-card-label {
    font-size: var(--font-size-xs);
    color: var(--color-text-lighter);
    font-weight: 500;
    margin-bottom: 0.75rem;
}

.stat-card-value {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-text);
}

/* Stats card layout variations */
.stats-cards {
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
    justify-content: space-between;
}

.stats-cards-center {
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
    justify-content: center;
}

/* Stat value color variants */
.stat-value-blue {
    color: var(--color-primary);
}

.stat-value-orange {
    color: var(--color-warning-dark);
}

.stat-value-green {
    color: var(--color-success);
}

.stat-value-large {
    font-size: 2.5rem;
}

/* ============================================
   ADMIN DASHBOARD - FILTER
   ============================================ */
.filter-wrapper {
    margin-bottom: 20px;
}

.filter-input {
    padding: 8px;
    width: 100%;
    max-width: 400px;
    border: 1px solid #ddd;
    border-radius: var(--radius-sm);
}

/* ============================================
   RESPONSIVE DESIGN - ADMIN DASHBOARD
   ============================================ */
@media (max-width: 1200px) {
    .admin-container {
        max-width: 100%;
    }

    .stats-cards {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    /* Tabs - Stack vertically on mobile */
    .tabs {
        flex-direction: column;
        border-bottom: none;
    }

    .tab {
        border-bottom: 1px solid var(--color-border);
        border-left: 3px solid transparent;
    }

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

    /* Stats cards - Full width on mobile */
    .stat-card {
        min-width: 100%;
    }

    .stats-cards,
    .stats-cards-center {
        flex-direction: column;
    }

    /* Filter input - Full width */
    .filter-input {
        max-width: 100%;
    }

    /* Table - Scroll horizontally */
    .admin-table {
        font-size: var(--font-size-xs);
    }

    .admin-table th,
    .admin-table td {
        padding: var(--spacing-sm);
    }

    /* Accordion header - Smaller text */
    .url-title {
        font-size: var(--font-size-sm);
    }
}

@media (max-width: 480px) {
    .results-content {
        padding: var(--spacing-md);
    }

    .stat-card-value {
        font-size: var(--spacing-lg);
    }

    .stat-value-large {
        font-size: var(--font-size-2xl);
    }
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
    background: var(--color-bg-code);
    color: var(--color-text-muted);
    padding: 2rem;
    margin-top: auto;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.footer-left p {
    margin: 0;
    font-size: var(--font-size-sm);
}

.footer-version {
    color: var(--color-text-lighter);
    font-size: var(--font-size-xs);
    margin-top: 0.25rem;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.footer-links a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: var(--font-size-sm);
    font-weight: 500;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-primary-lighter);
}

.footer-links svg {
    flex-shrink: 0;
}

@media (max-width: 768px) {
    .footer-content {
        flex-direction: column;
        text-align: center;
    }

    .footer-links {
        flex-direction: column;
        gap: 1rem;
    }
}

/* ============================================
   RESPONSIVE DESIGN - CONFIG & RESULTS
   ============================================ */
@media (max-width: 768px) {
    body {
        padding: var(--spacing-md) var(--spacing-sm);
    }

    .header {
        padding: var(--spacing-xl) var(--spacing-md);
    }

    .header h1 {
        font-size: var(--font-size-2xl);
    }

    .config-form,
    .results-content {
        padding: var(--spacing-lg);
    }

    .color-row {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .chat-bubble {
        max-width: 85%;
    }

    .summary-grid {
        grid-template-columns: 1fr;
    }

    .actions {
        flex-direction: column;
    }

    .step {
        flex-direction: column;
        text-align: center;
    }
}