/* ============================================
   Queen City Mobile Window Tinting
   Mobile-first responsive CSS — purple/black theme
   ============================================ */

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

:root {
  --bg: #0a0a0a;
  --bg-alt: #111111;
  --bg-card: #1a1a1a;
  --bg-form: #141414;
  --text: #ffffff;
  --text-muted: #a0a0a0;
  --text-dim: #666666;
  --accent: #8B2FC9;
  --accent-hover: #A855F7;
  --accent-glow: rgba(139, 47, 201, 0.3);
  --border: #2a2a2a;
  --border-form: #333333;
  --radius: 12px;
  --radius-sm: 8px;
  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  --max-width: 1200px;
  --header-h: 60px;
  --sticky-h: 60px;
}

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--accent-hover); }
ul { list-style: none; }
address { font-style: normal; }

.container { width: 100%; max-width: var(--max-width); margin: 0 auto; padding: 0 20px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 28px; border-radius: var(--radius-sm); font-size: 1rem;
  font-weight: 600; font-family: var(--font); cursor: pointer; border: none;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
  text-align: center; line-height: 1.3;
}
.btn:active { transform: scale(0.97); }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); color: #fff; box-shadow: 0 4px 20px var(--accent-glow); }
.btn-secondary { background: transparent; color: var(--text); border: 2px solid rgba(255,255,255,0.3); }
.btn-secondary:hover { border-color: rgba(255,255,255,0.6); color: #fff; }
.btn-outline { background: transparent; color: var(--accent); border: 2px solid var(--accent); }
.btn-outline:hover { background: var(--accent); color: #fff; }
.btn-lg { padding: 18px 36px; font-size: 1.125rem; }
.btn-full { width: 100%; }
.btn-pulse { animation: pulse 2s infinite; }
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 var(--accent-glow); }
  50% { box-shadow: 0 0 0 12px rgba(139, 47, 201, 0); }
}

/* ---------- Section Basics ---------- */
section { padding: 60px 0; }
section h2 { font-size: 1.75rem; font-weight: 700; text-align: center; margin-bottom: 8px; letter-spacing: -0.02em; }
.section-sub { text-align: center; color: var(--text-muted); margin-bottom: 40px; font-size: 1rem; }

/* ---------- Scroll Animations ---------- */
[data-animate] { opacity: 0; transform: translateY(24px); transition: opacity 0.5s ease, transform 0.5s ease; }
[data-animate].visible { opacity: 1; transform: translateY(0); }

/* ============ HEADER ============ */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; height: var(--header-h);
  background: rgba(10, 10, 10, 0.95); backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px); z-index: 100; border-bottom: 1px solid var(--border);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 100%; }
.logo { display: flex; align-items: center; gap: 10px; color: var(--text); }
.logo:hover { color: var(--text); }
.logo-img { height: 36px; width: auto; border-radius: 4px; }
.logo-words { display: flex; flex-direction: column; line-height: 1.1; }
.logo-text { font-size: 1.125rem; font-weight: 700; letter-spacing: -0.01em; }
.logo-sub { font-size: 0.65rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.08em; }
.header-cta { display: flex; align-items: center; gap: 6px; color: var(--accent); font-weight: 600; font-size: 0.9rem; white-space: nowrap; }
.header-cta:hover { color: var(--accent-hover); }
.header-cta svg { flex-shrink: 0; }

/* ============ HERO ============ */
.hero { position: relative; display: flex; align-items: center; padding: calc(var(--header-h) + 16px) 0 32px; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(10,10,10,0.88) 0%, rgba(10,10,10,0.7) 50%, rgba(10,10,10,0.85) 100%); z-index: 1; }
.hero-split { position: relative; z-index: 2; display: flex; flex-direction: column-reverse; gap: 20px; }
.hero-left { text-align: center; }
.hero h1 { font-size: 1.6rem; font-weight: 800; line-height: 1.15; margin-bottom: 10px; letter-spacing: -0.03em; }
.hero-sub { font-size: 0.95rem; color: var(--text-muted); margin-bottom: 12px; }
.trust-bar { display: none; flex-wrap: wrap; justify-content: center; gap: 8px 16px; }
.trust-item { display: flex; align-items: center; gap: 6px; font-size: 0.8rem; color: var(--text-muted); white-space: nowrap; }
.trust-stars { color: #f5c518; letter-spacing: 1px; }
.hero-right { width: 100%; }

/* ============ FORM ============ */
.hero-form-card { background: var(--bg-form); border: 1px solid var(--border-form); border-radius: var(--radius); padding: 20px 18px; box-shadow: 0 8px 32px rgba(0,0,0,0.4); }
.form-title { font-size: 1.2rem; font-weight: 700; text-align: center; margin-bottom: 2px; letter-spacing: -0.01em; }
.form-subtitle { text-align: center; color: var(--text-muted); font-size: 0.85rem; margin-bottom: 14px; }
.form-group { margin-bottom: 10px; }
.form-group label { display: block; font-size: 0.8rem; font-weight: 600; margin-bottom: 5px; color: var(--text); text-transform: uppercase; letter-spacing: 0.04em; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 11px 12px; background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-sm); color: var(--text); font-size: 0.95rem;
  font-family: var(--font); transition: border-color 0.2s; -webkit-appearance: none; appearance: none;
}
.form-group textarea { resize: vertical; min-height: 60px; line-height: 1.4; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: none; border-color: var(--accent); }
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--text-dim); }
.form-group input.error, .form-group select.error, .form-group textarea.error { border-color: #e74c3c; }
.form-note { text-align: center; font-size: 0.8rem; color: var(--text-dim); margin-top: 10px; }
.form-phone { text-align: center; font-size: 0.9rem; color: var(--text-muted); margin-top: 8px; font-weight: 600; }
.form-phone a { color: var(--accent); font-weight: 700; }

/* ============ HOW IT WORKS ============ */
.how-it-works { background: var(--bg-alt); }
.steps-grid { display: grid; grid-template-columns: 1fr; gap: 32px; }
.step { text-align: center; }
.step-icon { width: 72px; height: 72px; margin: 0 auto 12px; display: flex; align-items: center; justify-content: center; border-radius: 50%; background: rgba(139, 47, 201, 0.1); color: var(--accent); }
.step-number { display: inline-flex; align-items: center; justify-content: center; width: 28px; height: 28px; border-radius: 50%; background: var(--accent); color: #fff; font-weight: 700; font-size: 0.85rem; margin-bottom: 10px; }
.step h3 { font-size: 1.1rem; margin-bottom: 8px; font-weight: 600; }
.step p { color: var(--text-muted); font-size: 0.95rem; max-width: 300px; margin: 0 auto; }

/* ============ SERVICES ============ */
.services { background: var(--bg); }
.services-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
.service-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px 24px; transition: border-color 0.3s, transform 0.2s; }
.service-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.service-icon { color: var(--accent); margin-bottom: 16px; }
.service-card h3 { font-size: 1.1rem; font-weight: 600; margin-bottom: 8px; }
.service-card p { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 16px; line-height: 1.5; }
.service-cta { font-size: 0.9rem; font-weight: 600; color: var(--accent); }
.service-cta:hover { color: var(--accent-hover); }

/* ============ PORTFOLIO ============ */
.portfolio { background: var(--bg-alt); }
.portfolio-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.portfolio-item { border-radius: var(--radius-sm); overflow: hidden; aspect-ratio: 3/2; }
.portfolio-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s; }
.portfolio-item:hover img { transform: scale(1.05); }

/* ============ WHY CHOOSE US ============ */
.why-us { background: var(--bg); }
.why-us-intro { text-align: center; color: var(--text-muted); max-width: 700px; margin: 0 auto 40px; font-size: 1rem; line-height: 1.7; }
.why-us-intro strong { color: var(--accent); }
.benefits-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 32px; }
.benefit { text-align: center; padding: 24px 16px; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); }
.benefit-value { font-size: 2rem; font-weight: 800; color: var(--accent); margin-bottom: 4px; display: flex; align-items: center; justify-content: center; }
.benefit-value svg { color: var(--accent); }
.benefit-label { font-size: 0.85rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 8px; color: var(--text); }
.benefit p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.5; }
.why-us-authority { text-align: center; font-size: 1.25rem; font-weight: 700; font-style: italic; color: var(--text); margin-bottom: 24px; }
.why-us-cta { text-align: center; }

/* ============ REVIEWS ============ */
.reviews { background: var(--bg-alt); }
.reviews-grid { display: grid; grid-template-columns: 1fr; gap: 16px; margin-bottom: 32px; }
.review-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; }
.review-stars { color: #f5c518; font-size: 1.1rem; letter-spacing: 2px; margin-bottom: 12px; }
.review-text { font-size: 0.95rem; color: var(--text-muted); line-height: 1.6; margin-bottom: 16px; font-style: italic; }
.review-author { display: flex; align-items: center; gap: 8px; font-size: 0.85rem; }
.review-author strong { color: var(--text); }
.reviews-cta { text-align: center; }

/* ============ SERVICE AREA ============ */
.service-area { background: var(--bg-alt); }
.area-content { display: grid; grid-template-columns: 1fr; gap: 32px; }
.area-map iframe { border-radius: var(--radius); width: 100%; }
.area-cities h3 { font-size: 1.1rem; margin-bottom: 16px; font-weight: 600; }
.cities-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.cities-grid li { font-size: 0.9rem; color: var(--text-muted); padding: 6px 0; border-bottom: 1px solid var(--border); }
.area-hours { margin-top: 20px; font-size: 0.9rem; color: var(--text-muted); }
.area-hours strong { color: var(--text); }

/* ============ FINAL CTA ============ */
.final-cta { background: var(--bg); text-align: center; padding: 80px 0; }
.final-cta h2 { font-size: 1.75rem; margin-bottom: 12px; }
.final-cta > .container > p:first-of-type { color: var(--text-muted); margin-bottom: 32px; font-size: 1.05rem; }
.final-cta-buttons { display: flex; flex-direction: column; gap: 12px; align-items: center; margin-bottom: 20px; }
.final-cta-buttons .btn { width: 100%; max-width: 340px; }
.final-hours { color: var(--text-dim); font-size: 0.85rem; }

/* ============ FOOTER ============ */
.site-footer { background: #050505; border-top: 1px solid var(--border); padding-bottom: calc(var(--sticky-h) + 16px); }
.footer-inner { display: grid; grid-template-columns: 1fr; gap: 32px; padding: 48px 20px 24px; }
.footer-brand { display: flex; flex-direction: column; line-height: 1.2; margin-bottom: 16px; }
.footer-info address { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 8px; line-height: 1.5; }
.footer-info p { font-size: 0.9rem; color: var(--text-muted); margin-bottom: 4px; }
.footer-info p a { color: var(--accent); }
.footer-hours { font-size: 0.85rem; color: var(--text-dim); }
.footer-links h4 { font-size: 0.85rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 12px; color: var(--text); }
.footer-links ul li { margin-bottom: 6px; }
.footer-links ul li a { color: var(--text-muted); font-size: 0.85rem; transition: color 0.2s; }
.footer-links ul li a:hover { color: var(--accent); }
.footer-bottom { border-top: 1px solid var(--border); padding: 16px 0; }
.footer-bottom p { text-align: center; font-size: 0.75rem; color: var(--text-dim); }

/* ============ STICKY BAR ============ */
.sticky-bar { position: fixed; bottom: 0; left: 0; right: 0; height: var(--sticky-h); display: flex; z-index: 99; background: rgba(10,10,10,0.95); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border-top: 1px solid var(--border); transform: translateY(100%); transition: transform 0.3s ease; }
.sticky-bar.visible { transform: translateY(0); }
.sticky-btn { flex: 1; display: flex; align-items: center; justify-content: center; gap: 8px; font-size: 1rem; font-weight: 700; color: #fff; text-decoration: none; -webkit-tap-highlight-color: transparent; }
.sticky-text { background: var(--accent); }
.sticky-text:hover { color: #fff; }

/* ============ MODAL ============ */
.modal-overlay { position: fixed; inset: 0; z-index: 200; display: flex; align-items: center; justify-content: center; background: rgba(0,0,0,0.7); backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px); opacity: 0; visibility: hidden; transition: opacity 0.3s, visibility 0.3s; padding: 20px; }
.modal-overlay.active { opacity: 1; visibility: visible; }
.modal-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 40px 32px; text-align: center; max-width: 400px; width: 100%; transform: scale(0.9); transition: transform 0.3s; }
.modal-overlay.active .modal-card { transform: scale(1); }
.modal-icon { margin-bottom: 16px; }
.modal-card h3 { font-size: 1.3rem; margin-bottom: 8px; }
.modal-card p { color: var(--text-muted); font-size: 0.95rem; margin-bottom: 24px; }
.modal-card p strong { color: var(--accent); }
.modal-sms-body { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 14px 16px; font-size: 0.85rem; color: var(--text-muted); text-align: left; white-space: pre-line; margin-bottom: 20px; line-height: 1.5; }
.modal-close-btn { display: block; margin-top: 10px; width: 100%; }

/* ============ RESPONSIVE ============ */
@media (min-width: 600px) {
  .hero h1 { font-size: 2.5rem; }
  .steps-grid { grid-template-columns: repeat(3, 1fr); gap: 24px; }
  .services-grid { grid-template-columns: 1fr 1fr; gap: 20px; }
  .portfolio-grid { gap: 12px; }
  .reviews-grid { grid-template-columns: 1fr 1fr; }
  .area-content { grid-template-columns: 1fr 1fr; align-items: start; }
  .final-cta-buttons { flex-direction: row; justify-content: center; }
  .final-cta-buttons .btn { width: auto; }
  .footer-inner { grid-template-columns: 2fr 1fr 1fr; }
  section h2 { font-size: 2rem; }
}

@media (min-width: 900px) {
  section { padding: 80px 0; }
  .hero { min-height: 100vh; min-height: 100svh; padding: calc(var(--header-h) + 32px) 0 40px; }
  .hero-split { flex-direction: row; align-items: center; gap: 48px; }
  .hero-left { flex: 1 1 55%; text-align: left; }
  .hero-right { flex: 0 0 380px; }
  .trust-bar { display: flex; justify-content: flex-start; }
  .hero h1 { font-size: 2.75rem; }
  .hero-sub { font-size: 1.15rem; margin-bottom: 20px; }
  .services-grid { grid-template-columns: repeat(3, 1fr); }
  .benefits-grid { grid-template-columns: repeat(4, 1fr); gap: 24px; }
  .reviews-grid { grid-template-columns: repeat(3, 1fr); }
  section h2 { font-size: 2.25rem; }
  .final-cta h2 { font-size: 2.5rem; }
  .sticky-bar { display: none; }
  .site-footer { padding-bottom: 0; }
}

@media (min-width: 1100px) {
  .container { padding: 0 40px; }
  .hero h1 { font-size: 3.25rem; }
  .hero-right { flex: 0 0 420px; }
}

:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
::selection { background: var(--accent); color: #fff; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn-pulse { animation: none; }
  [data-animate] { opacity: 1; transform: none; transition: none; }
  .modal-overlay, .modal-card { transition: none; }
}