/* CardWright - Custom Greeting Card Wording Assistant Styles */

:root {
    --color-primary: #6366f1;
    --color-primary-dark: #4f46e5;
    --color-primary-light: #818cf8;
    --color-secondary: #f59e0b;
    --color-success: #10b981;
    --color-error: #ef4444;
    --color-bg: #fafafa;
    --color-surface: #ffffff;
    --color-surface-alt: #f3f4f6;
    --color-text: #1f2937;
    --color-text-secondary: #6b7280;
    --color-text-muted: #9ca3af;
    --color-border: #e5e7eb;
    --color-border-focus: #6366f1;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --transition: 150ms ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

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

a:hover {
    text-decoration: underline;
}

/* Header */
.site-header {
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text);
}

.logo:hover {
    text-decoration: none;
}

.main-nav {
    display: flex;
    gap: 1.5rem;
}

.main-nav a {
    color: var(--color-text-secondary);
    font-weight: 500;
}

.main-nav a:hover {
    color: var(--color-primary);
}

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

.hero h1 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.125rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
}

/* Generator Section */
.generator-section {
    padding: 2rem 0;
}

.generator-layout {
    display: grid;
    grid-template-columns: 380px 1fr;
    gap: 2rem;
    align-items: start;
}

.config-panel {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 80px;
}

.config-panel h2 {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    color: var(--color-text);
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--color-text);
    font-size: 0.875rem;
}

.form-group select,
.form-group input[type="text"],
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: inherit;
    background: var(--color-surface);
    transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group select:focus,
.form-group input[type="text"]:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-border-focus);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.tone-options {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tone-btn {
    padding: 0.5rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-surface);
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition);
}

.tone-btn:hover {
    border-color: var(--color-primary-light);
    color: var(--color-primary);
}

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

.btn-primary {
    width: 100%;
    padding: 0.875rem 1.5rem;
    background: var(--color-primary);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition), transform var(--transition);
}

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

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

.btn-secondary {
    padding: 0.625rem 1rem;
    background: var(--color-surface);
    color: var(--color-text);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--color-surface-alt);
    border-color: var(--color-text-muted);
}

.btn-secondary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.presets {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
}

.presets h3 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text-secondary);
    margin-bottom: 0.75rem;
}

.preset-buttons {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.preset-btn {
    padding: 0.5rem 0.75rem;
    background: var(--color-surface-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
    cursor: pointer;
    text-align: left;
    transition: all var(--transition);
}

.preset-btn:hover {
    background: var(--color-primary-light);
    color: white;
    border-color: var(--color-primary-light);
}

/* Results Panel */
.results-panel {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
    min-height: 500px;
    display: flex;
    flex-direction: column;
}

.results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.results-header h2 {
    font-size: 1.25rem;
}

.results-tabs {
    display: flex;
    gap: 0.25rem;
    background: var(--color-surface-alt);
    padding: 0.25rem;
    border-radius: var(--radius-md);
}

.tab-btn {
    padding: 0.5rem 1rem;
    border: none;
    background: transparent;
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: all var(--transition);
}

.tab-btn.active {
    background: var(--color-surface);
    color: var(--color-text);
    box-shadow: var(--shadow-sm);
}

.tab-content {
    display: none;
    flex: 1;
}

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

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem 1rem;
    text-align: center;
    color: var(--color-text-muted);
}

.empty-state svg {
    margin-bottom: 1rem;
}

.messages-container {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.message-card {
    background: var(--color-surface-alt);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    position: relative;
    border: 1px solid var(--color-border);
}

.message-card .message-text {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-text);
    white-space: pre-wrap;
    margin-bottom: 1rem;
}

.message-card .message-actions {
    display: flex;
    gap: 0.5rem;
    justify-content: flex-end;
}

.message-card .action-btn {
    padding: 0.375rem 0.75rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.375rem;
    transition: all var(--transition);
}

.message-card .action-btn:hover {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

.message-card .action-btn.saved {
    background: #fef3c7;
    border-color: var(--color-secondary);
    color: #92400e;
}

.results-actions {
    display: flex;
    gap: 0.75rem;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
}

/* Tips Section */
.tips-section {
    background: var(--color-surface);
    padding: 3rem 0;
    margin-top: 2rem;
}

.tips-section h2 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.tip-card {
    background: var(--color-surface-alt);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    border-left: 4px solid var(--color-primary);
}

.tip-card h3 {
    font-size: 1rem;
    margin-bottom: 0.75rem;
    color: var(--color-text);
}

.tip-card p {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-bottom: 0.5rem;
}

.tip-card p:last-child {
    margin-bottom: 0;
}

/* How It Works */
.how-it-works {
    padding: 3rem 0;
}

.how-it-works h2 {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    text-align: center;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 2rem;
}

.step {
    text-align: center;
}

.step-number {
    width: 48px;
    height: 48px;
    background: var(--color-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0 auto 1rem;
}

.step h3 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
}

.step p {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
}

.assumptions-box {
    background: #fef3c7;
    border-radius: var(--radius-md);
    padding: 1.25rem;
    border: 1px solid #fcd34d;
}

.assumptions-box h3 {
    font-size: 1rem;
    margin-bottom: 0.75rem;
    color: #92400e;
}

.assumptions-box ul {
    list-style: none;
    padding: 0;
}

.assumptions-box li {
    font-size: 0.875rem;
    color: #78350f;
    padding: 0.375rem 0;
    padding-left: 1.25rem;
    position: relative;
}

.assumptions-box li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--color-secondary);
}

/* FAQ Section */
.faq-section {
    background: var(--color-surface);
    padding: 3rem 0;
}

.faq-section h2 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--color-border);
}

.faq-item summary {
    padding: 1rem 0;
    font-weight: 600;
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: "+";
    font-size: 1.25rem;
    color: var(--color-primary);
    transition: transform var(--transition);
}

.faq-item[open] summary::after {
    content: "−";
}

.faq-item p {
    padding-bottom: 1rem;
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
}

/* Footer */
.site-footer {
    background: var(--color-surface);
    border-top: 1px solid var(--color-border);
    padding: 2rem 0 1rem;
    margin-top: auto;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1.5rem;
}

.footer-brand .logo-small {
    font-weight: 700;
    color: var(--color-text);
}

.footer-brand p {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-top: 0.25rem;
}

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

.footer-links a {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

.footer-bottom {
    padding-top: 1rem;
    border-top: 1px solid var(--color-border);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

/* Toast Notification */
.toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: var(--color-text);
    color: white;
    padding: 0.75rem 1.25rem;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    box-shadow: var(--shadow-lg);
    transform: translateY(100px);
    opacity: 0;
    transition: all 0.3s ease;
    z-index: 1000;
}

.toast.show {
    transform: translateY(0);
    opacity: 1;
}

/* Responsive */
@media (max-width: 900px) {
    .generator-layout {
        grid-template-columns: 1fr;
    }
    
    .config-panel {
        position: static;
    }
    
    .steps-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
}

@media (max-width: 600px) {
    .container {
        padding: 0 1rem;
    }
    
    .hero {
        padding: 2rem 0;
    }
    
    .hero h1 {
        font-size: 1.75rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .main-nav {
        gap: 1rem;
    }
    
    .main-nav a {
        font-size: 0.875rem;
    }
    
    .results-actions {
        flex-wrap: wrap;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 1rem;
    }
    
    .footer-links {
        flex-wrap: wrap;
        gap: 1rem;
    }
}

/* Print Styles */
@media print {
    .site-header,
    .config-panel,
    .results-actions,
    .site-footer,
    .toast {
        display: none !important;
    }
    
    .results-panel {
        box-shadow: none;
        padding: 0;
    }
    
    .message-card {
        break-inside: avoid;
        border: 1px solid #ccc;
    }
}

/* Focus Styles for Accessibility */
:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

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


/* Factory-injected deployment helpers. The AI owns the site design above this block. */
.ad-unit {
  width: min(100%, 720px);
  min-height: 120px;
  margin: 24px auto;
  display: block;
}

.legal-page {
  width: min(900px, calc(100% - 32px));
  margin: 40px auto;
}

.factory-fallback-nav {
  width: min(900px, calc(100% - 32px));
  margin: 24px auto 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  align-items: center;
  font-size: 0.95rem;
}

.factory-fallback-nav a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}