/* Recorded Music Royalty Estimator — Styles */

:root {
    --color-bg: #faf8f5;
    --color-surface: #ffffff;
    --color-text: #1e1b2e;
    --color-text-secondary: #5c5770;
    --color-accent: #6c3fb5;
    --color-accent-hover: #5a2fa0;
    --color-accent-light: #ede4f7;
    --color-gold: #c49b2c;
    --color-gold-light: #f7f0d9;
    --color-border: #e0dce8;
    --color-success: #2d7d46;
    --color-warning: #b56a1c;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --shadow-sm: 0 1px 3px rgba(30, 27, 46, 0.08);
    --shadow-md: 0 4px 12px rgba(30, 27, 46, 0.1);
    --shadow-lg: 0 8px 24px rgba(30, 27, 46, 0.12);
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --font-mono: 'SF Mono', 'Fira Code', 'Fira Mono', Menlo, Consolas, monospace;
    --max-width: 1200px;
    --header-height: 60px;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

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

.skip-link {
    position: absolute;
    top: -100px;
    left: 10px;
    background: var(--color-accent);
    color: #fff;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    z-index: 1000;
    font-weight: 600;
    text-decoration: none;
}

.skip-link:focus {
    top: 10px;
}

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

.header-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.site-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--color-accent);
    font-weight: 700;
    font-size: 1.15rem;
}

.site-logo svg {
    flex-shrink: 0;
}

.logo-text {
    color: var(--color-text);
}

.site-nav ul {
    list-style: none;
    display: flex;
    gap: 20px;
}

.site-nav a {
    text-decoration: none;
    color: var(--color-text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    padding: 6px 0;
    border-bottom: 2px solid transparent;
    transition: color 0.15s, border-color 0.15s;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
    color: var(--color-accent);
    border-bottom-color: var(--color-accent);
}

/* Hero */
.hero-section {
    background: linear-gradient(135deg, var(--color-accent) 0%, #4a2585 100%);
    color: #fff;
    padding: 48px 20px 40px;
    text-align: center;
}

.hero-content {
    max-width: 700px;
    margin: 0 auto;
}

.hero-section h1 {
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 12px;
}

.hero-subtitle {
    font-size: 1.1rem;
    opacity: 0.92;
    line-height: 1.5;
}

/* App Layout */
.app-layout {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 32px 20px 48px;
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 32px;
    align-items: start;
}

/* Estimator Panel */
.estimator-panel {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: 28px 24px 24px;
    border: 1px solid var(--color-border);
}

.panel-title {
    font-size: 1.35rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--color-text);
}

.preset-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--color-border);
}

.preset-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text-secondary);
    margin-right: 4px;
}

.preset-btn {
    background: var(--color-accent-light);
    color: var(--color-accent);
    border: 1px solid transparent;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s;
}

.preset-btn:hover {
    background: var(--color-accent);
    color: #fff;
}

.preset-btn:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

/* Form */
.input-group {
    border: none;
    margin-bottom: 20px;
    padding: 0;
}

.input-group legend {
    font-weight: 700;
    font-size: 0.95rem;
    margin-bottom: 12px;
    color: var(--color-text);
    display: block;
    width: 100%;
    padding-bottom: 6px;
    border-bottom: 1px solid var(--color-border);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 8px;
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.form-field label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text-secondary);
}

.form-field input,
.form-field select {
    padding: 10px 12px;
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-family: var(--font-sans);
    background: var(--color-bg);
    color: var(--color-text);
    transition: border-color 0.15s, box-shadow 0.15s;
    width: 100%;
}

.form-field input:focus,
.form-field select:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-light);
}

.field-hint {
    font-size: 0.75rem;
    color: var(--color-text-secondary);
    margin-top: 2px;
}

/* Advanced toggle */
.advanced-toggle-group legend {
    padding: 0;
    border: none;
    margin: 0;
}

.toggle-advanced {
    background: none;
    border: none;
    color: var(--color-accent);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    padding: 4px 0;
    display: flex;
    align-items: center;
    gap: 6px;
    font-family: var(--font-sans);
}

.toggle-advanced:hover {
    color: var(--color-accent-hover);
}

.toggle-icon {
    display: inline-block;
    width: 18px;
    text-align: center;
    font-weight: 700;
}

.advanced-panel {
    margin-top: 12px;
    padding: 16px;
    background: var(--color-bg);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
}

/* Actions */
.form-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 8px;
}

.btn-primary {
    background: var(--color-accent);
    color: #fff;
    border: none;
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.15s;
    font-family: var(--font-sans);
}

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

.btn-primary:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

.btn-secondary {
    background: var(--color-surface);
    color: var(--color-accent);
    border: 1.5px solid var(--color-accent);
    padding: 10px 18px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
    font-family: var(--font-sans);
}

.btn-secondary:hover {
    background: var(--color-accent-light);
}

.btn-secondary:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

/* Results */
.results-container {
    margin-top: 24px;
    padding-top: 20px;
    border-top: 2px solid var(--color-border);
}

.results-empty {
    text-align: center;
    color: var(--color-text-secondary);
    padding: 24px 12px;
    font-size: 0.95rem;
}

.results-content h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.result-total {
    font-size: 2.4rem;
    font-weight: 800;
    color: var(--color-accent);
    letter-spacing: -0.02em;
    font-family: var(--font-mono);
}

.result-note {
    font-size: 0.8rem;
    color: var(--color-text-secondary);
    margin-bottom: 16px;
}

.result-breakdown {
    margin-bottom: 16px;
}

.result-breakdown h4 {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 6px;
}

.result-breakdown dl {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 4px 16px;
    font-size: 0.9rem;
}

.result-breakdown dt {
    color: var(--color-text-secondary);
}

.result-breakdown dd {
    font-weight: 600;
    font-family: var(--font-mono);
    text-align: right;
}

.result-actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-top: 12px;
}

/* Support Panel */
.support-panel {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.support-section {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: 24px;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
}

.support-section h2 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--color-text);
}

.support-section p {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    margin-bottom: 12px;
    line-height: 1.55;
}

.scenario-list,
.assumptions-list {
    list-style: disc;
    padding-left: 18px;
    font-size: 0.88rem;
    color: var(--color-text-secondary);
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.scenario-list strong {
    color: var(--color-text);
}

.faq-list dt {
    font-weight: 700;
    font-size: 0.9rem;
    margin-top: 12px;
    color: var(--color-text);
}

.faq-list dd {
    font-size: 0.88rem;
    color: var(--color-text-secondary);
    margin-left: 0;
    margin-top: 4px;
    line-height: 1.5;
}

/* Footer */
.site-footer {
    background: var(--color-surface);
    border-top: 1px solid var(--color-border);
    padding: 24px 20px;
    margin-top: auto;
}

.footer-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
}

.footer-meta {
    font-size: 0.8rem;
    color: var(--color-text-secondary);
}

.footer-nav {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.footer-nav a {
    font-size: 0.8rem;
    color: var(--color-text-secondary);
    text-decoration: none;
}

.footer-nav a:hover {
    color: var(--color-accent);
    text-decoration: underline;
}

/* Responsive */
@media (max-width: 900px) {
    .app-layout {
        grid-template-columns: 1fr;
        padding: 24px 16px 36px;
    }
    
    .support-panel {
        order: 10;
    }
    
    .hero-section {
        padding: 36px 16px 32px;
    }
    
    .hero-section h1 {
        font-size: 1.6rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-inner {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .estimator-panel {
        padding: 20px 16px;
    }
    
    .result-total {
        font-size: 1.8rem;
    }
    
    .preset-bar {
        gap: 6px;
    }
    
    .preset-btn {
        padding: 5px 10px;
        font-size: 0.8rem;
    }
    
    .btn-primary,
    .btn-secondary {
        width: 100%;
        text-align: center;
    }
}

/* Print styles */
@media print {
    .site-header,
    .site-footer,
    .preset-bar,
    .form-actions,
    .result-actions,
    .support-panel,
    .advanced-toggle-group {
        display: none;
    }
    
    .app-layout {
        grid-template-columns: 1fr;
        padding: 0;
    }
    
    .estimator-panel {
        box-shadow: none;
        border: none;
        padding: 0;
    }
    
    .results-container {
        border-top: 1px solid #000;
    }
}



/* 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;
}