:root {
    --color-primary: #0f4c75;
    --color-primary-light: #1b6ca8;
    --color-primary-dark: #0a3550;
    --color-accent: #f59e0b;
    --color-accent-dark: #d97706;
    --color-bg: #f8fafc;
    --color-white: #ffffff;
    --color-text: #0f172a;
    --color-text-light: #64748b;
    --color-border: #e2e8f0;
    --color-success: #16a34a;
    --shadow-sm: 0 1px 3px rgba(0,0,0,.06);
    --shadow-md: 0 4px 12px rgba(0,0,0,.08);
    --shadow-lg: 0 8px 24px rgba(0,0,0,.1);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --max-width: 1200px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4 { font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; font-weight: 700; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; height: auto; display: block; }
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 16px; }

.site-header {
    background: var(--color-primary-dark);
    color: var(--color-white);
    padding: 12px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-md);
}
.site-logo { display: flex; align-items: center; gap: 10px; color: var(--color-white); font-weight: 700; font-size: 1.25rem; text-decoration: none; letter-spacing: -.5px; }
.site-logo:hover { text-decoration: none; }
.site-logo__icon { width: 32px; height: 32px; }
.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
}
.site-header h1 { font-size: 1.25rem; font-weight: 700; letter-spacing: -.5px; }
.site-header h1 a { color: var(--color-white); text-decoration: none; }
.site-header nav { display: flex; gap: 16px; font-size: .9rem; }
.site-header nav a { color: rgba(255,255,255,.85); }
.site-header nav a:hover { color: var(--color-white); text-decoration: none; }

.breadcrumb { padding: 10px 0; font-size: .85rem; color: var(--color-text-light); }
.breadcrumb a { color: var(--color-primary); }
.breadcrumb span { margin: 0 6px; color: var(--color-border); }

.hero {
    background-color: var(--color-primary-dark);
    background-image: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary), var(--color-primary-light));
    background-size: cover;
    background-position: center;
    color: var(--color-white);
    padding: 56px 0;
    min-height: 280px;
    text-align: center;
    display: flex;
    align-items: center;
}
.hero h1 { font-size: 1.75rem; margin-bottom: 12px; }
.hero p { font-size: 1.05rem; opacity: .9; max-width: 640px; margin: 0 auto; }

.installer-list { padding: 32px 0; }
.installer-list h2 { font-size: 1.4rem; margin-bottom: 20px; color: var(--color-primary-dark); }
.installer-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    padding: 20px;
    margin-bottom: 16px;
    border: 1px solid var(--color-border);
    transition: box-shadow .2s;
}
.installer-card:hover { box-shadow: var(--shadow-md); }
.installer-card h3 { font-size: 1.1rem; margin-bottom: 6px; }
.installer-card h3 a { color: var(--color-primary-dark); }
.installer-card .installer-address { color: var(--color-text-light); font-size: .9rem; margin-bottom: 4px; }
.installer-card .installer-phone { font-size: .9rem; }
.installer-card .installer-phone a { color: var(--color-success); font-weight: 600; }
.installer-card .installer-specialties { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.installer-card .installer-specialties span { background: #dbeafe; color: var(--color-primary-dark); font-size: .78rem; padding: 3px 10px; border-radius: 20px; }
.installer-card .installer-rating { margin-top: 8px; color: var(--color-accent); font-size: .9rem; }
.installer-card .installer-badge { display: inline-flex; align-items: center; gap: 4px; background: #dcfce7; color: #15803d; font-size: .75rem; font-weight: 600; padding: 3px 10px; border-radius: 20px; margin-top: 8px; }

.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 16px; }

.city-links { padding: 24px 0; }
.city-links h2 { font-size: 1.3rem; margin-bottom: 16px; color: var(--color-primary-dark); }
.city-links-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 10px; }
.city-links-grid a {
    display: block; background: var(--color-white); padding: 12px 16px;
    border-radius: var(--radius-sm); border: 1px solid var(--color-border);
    font-size: .9rem; transition: border-color .2s, background .2s;
}
.city-links-grid a:hover { border-color: var(--color-primary-light); background: #dbeafe; text-decoration: none; }

.state-section { padding: 32px 0; }
.state-section h2 { font-size: 1.4rem; margin-bottom: 16px; color: var(--color-primary-dark); }
.state-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.state-card { background: var(--color-white); border-radius: var(--radius-md); padding: 20px; border: 1px solid var(--color-border); transition: box-shadow .2s; }
.state-card:hover { box-shadow: var(--shadow-md); border-color: var(--color-accent); }
.state-card h3 { font-size: 1rem; margin-bottom: 8px; }
.state-card h3 a { color: var(--color-primary-dark); }
.state-card p { font-size: .85rem; color: var(--color-text-light); }

.content-section { padding: 32px 0; }
.content-section h2 { font-size: 1.35rem; margin-bottom: 14px; color: var(--color-primary-dark); }
.content-section h3 { font-size: 1.1rem; margin: 20px 0 10px; color: var(--color-primary-dark); }
.content-section p { margin-bottom: 14px; line-height: 1.7; }

.site-footer { background: var(--color-primary-dark); color: rgba(255,255,255,.75); padding: 32px 0 16px; margin-top: 48px; font-size: .85rem; }
.site-footer a { color: rgba(255,255,255,.85); }
.footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 24px; margin-bottom: 24px; }
.footer-col h4 { color: var(--color-white); margin-bottom: 10px; font-size: .95rem; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 6px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.15); padding-top: 16px; text-align: center; }

.detail-header { background-color: var(--color-primary); background-image: linear-gradient(135deg, var(--color-primary), var(--color-primary-light)); background-size: cover; background-position: center; color: var(--color-white); padding: 32px 0; }
.detail-header h2 { font-size: 1.5rem; margin-bottom: 6px; }
.detail-header .detail-subtitle { opacity: .85; font-size: 1rem; }
.detail-body { padding: 32px 0; }
.detail-body .container { display: grid; grid-template-columns: 1fr; gap: 24px; }

.info-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 16px; margin: 16px 0; }
.info-item { background: var(--color-white); padding: 16px; border-radius: var(--radius-sm); border: 1px solid var(--color-border); }
.info-item .info-label { font-size: .8rem; color: var(--color-text-light); text-transform: uppercase; letter-spacing: .5px; margin-bottom: 4px; }
.info-item .info-value { font-size: .95rem; font-weight: 500; }

.map-container { border-radius: var(--radius-md); overflow: hidden; margin: 16px 0; box-shadow: var(--shadow-sm); }
.map-container iframe { width: 100%; height: 300px; border: 0; }

.cta-btn { display: inline-block; padding: 12px 28px; border-radius: var(--radius-sm); font-weight: 600; font-size: .95rem; text-align: center; transition: background .2s, transform .1s; cursor: pointer; border: none; text-decoration: none; }
.cta-btn:hover { text-decoration: none; transform: translateY(-1px); }
.cta-primary { background: var(--color-primary); color: var(--color-white); }
.cta-primary:hover { background: var(--color-primary-light); color: var(--color-white); }
.cta-accent { background: var(--color-accent); color: var(--color-white); }
.cta-accent:hover { background: #d97706; color: var(--color-white); }
.cta-success { background: var(--color-success); color: var(--color-white); }
.cta-success:hover { background: #15803d; color: var(--color-white); }
.cta-group { display: flex; flex-wrap: wrap; gap: 10px; margin: 16px 0; }

.faq-section { padding: 24px 0; }
.faq-section h2 { font-size: 1.3rem; margin-bottom: 16px; color: var(--color-primary-dark); }
.faq-item { margin-bottom: 16px; }
.faq-item h3 { font-size: 1rem; color: var(--color-primary-dark); margin-bottom: 6px; }
.faq-item p { font-size: .92rem; color: var(--color-text-light); line-height: 1.65; }

.search-box { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; position: sticky; top: 56px; z-index: 50; background: var(--color-bg); padding: 12px 0; }
.search-input { flex: 1; padding: 12px 16px; font-size: .95rem; border: 2px solid var(--color-border); border-radius: var(--radius-sm); background: var(--color-white); color: var(--color-text); outline: none; transition: border-color .2s; font-family: inherit; }
.search-input:focus { border-color: var(--color-primary-light); }
.search-input::placeholder { color: var(--color-text-light); }
.search-count { font-size: .82rem; color: var(--color-text-light); white-space: nowrap; min-width: 70px; text-align: right; }

.country-tabs { display: flex; gap: 8px; justify-content: center; margin: 24px 0; flex-wrap: wrap; }
.country-tab { padding: 10px 24px; border-radius: var(--radius-sm); font-weight: 600; font-size: .95rem; border: 2px solid var(--color-border); background: var(--color-white); color: var(--color-text); cursor: pointer; text-decoration: none; }
.country-tab:hover { border-color: var(--color-primary); text-decoration: none; }
.country-tab.active { background: var(--color-primary); color: var(--color-white); border-color: var(--color-primary); }

.card-placeholder { background: linear-gradient(135deg, #dbeafe, #bfdbfe); border-radius: var(--radius-sm); height: 120px; display: flex; align-items: center; justify-content: center; margin-bottom: 8px; }

.quote-cta { background: linear-gradient(135deg, var(--color-accent), #d97706); color: var(--color-white); padding: 32px 0; text-align: center; border-radius: var(--radius-lg); margin: 24px auto; max-width: var(--max-width); }
.quote-cta h2 { font-size: 1.4rem; margin-bottom: 8px; }
.quote-cta p { opacity: .9; margin-bottom: 16px; }

.sort-btns { display: flex; gap: 4px; }
.sort-btn { padding: 6px 14px; border: 1px solid var(--color-border); border-radius: var(--radius-sm); background: var(--color-white); font-size: .8rem; cursor: pointer; font-family: inherit; color: var(--color-text-light); transition: all .2s; }
.sort-btn:hover { border-color: var(--color-primary-light); color: var(--color-primary); }
.sort-btn.active { background: var(--color-primary); color: var(--color-white); border-color: var(--color-primary); }

/* ─── Lead Modal ─────────────────────────────────────────────────── */
.lead-modal-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,.5); z-index: 200; align-items: center; justify-content: center; padding: 16px; }
.lead-modal-overlay.active { display: flex; }
.lead-modal { background: var(--color-white); border-radius: var(--radius-lg); max-width: 500px; width: 100%; max-height: 90vh; overflow-y: auto; padding: 32px; position: relative; box-shadow: var(--shadow-lg); }
.lead-modal-close { position: absolute; top: 12px; right: 16px; background: none; border: none; font-size: 1.5rem; cursor: pointer; color: var(--color-text-light); line-height: 1; }
.lead-modal-close:hover { color: var(--color-text); }
.lead-modal h2 { font-size: 1.3rem; margin-bottom: 4px; color: var(--color-primary-dark); }
.lead-modal .lead-subtitle { font-size: .9rem; color: var(--color-text-light); margin-bottom: 20px; }

.form-group { margin-bottom: 14px; }
.form-label { display: block; font-size: .85rem; font-weight: 600; margin-bottom: 4px; color: var(--color-text); }
.form-input, .form-select, .form-textarea { width: 100%; padding: 10px 14px; font-size: .95rem; border: 2px solid var(--color-border); border-radius: var(--radius-sm); background: var(--color-white); color: var(--color-text); outline: none; transition: border-color .2s; font-family: inherit; }
.form-input:focus, .form-select:focus, .form-textarea:focus { border-color: var(--color-primary-light); }
.form-textarea { resize: vertical; min-height: 80px; }
.form-select { appearance: auto; }

.form-checkbox-group { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 6px; margin-top: 4px; }
.form-checkbox-label { display: flex; align-items: center; gap: 6px; font-size: .85rem; cursor: pointer; }
.form-checkbox-label input[type="checkbox"] { accent-color: var(--color-primary); }

.form-submit { width: 100%; padding: 12px; font-size: 1rem; font-weight: 700; border: none; border-radius: var(--radius-sm); cursor: pointer; transition: background .2s; font-family: inherit; }
.form-submit-primary { background: var(--color-primary); color: var(--color-white); }
.form-submit-primary:hover { background: var(--color-primary-dark); }
.form-submit-accent { background: var(--color-accent); color: var(--color-white); }
.form-submit-accent:hover { background: var(--color-accent-dark); }

.form-success { display: none; text-align: center; padding: 20px 0; }
.form-success.active { display: block; }
.form-success svg { margin-bottom: 12px; }
.form-success h3 { color: var(--color-success); margin-bottom: 8px; }

/* ─── Installer Registration CTA ─────────────────────────────────── */
.cta-register { background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary)); color: var(--color-white); padding: 20px 24px; border-radius: var(--radius-md); display: flex; align-items: center; justify-content: space-between; gap: 16px; margin: 24px 0; flex-wrap: wrap; }
.cta-register p { font-size: .95rem; margin: 0; }
.cta-register small { opacity: .8; }
.cta-register .cta-btn { white-space: nowrap; }

@media (min-width: 768px) {
    .hero h2 { font-size: 2.2rem; }
    .detail-body .container { grid-template-columns: 2fr 1fr; }
    .map-container iframe { height: 400px; }
}
@media (min-width: 1024px) {
    .site-header h1 { font-size: 1.5rem; }
}