/* ==========================================================================
   Carolina Aerials LLC — Design System
   Matches Southeast 3D Tours visual language
   ========================================================================== */

/* ---------- Reset & Base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* Primary Palette */
  --blue-600: #2563eb;
  --blue-500: #3b82f6;
  --blue-400: #60a5fa;
  --blue-100: #dbeafe;
  --blue-50:  #eff6ff;

  /* Neutrals */
  --slate-900: #0f172a;
  --slate-800: #1e293b;
  --slate-700: #334155;
  --slate-600: #475569;
  --slate-500: #64748b;
  --slate-400: #94a3b8;
  --slate-200: #e2e8f0;
  --slate-100: #f1f5f9;
  --slate-50:  #f8fafc;
  --white:     #ffffff;

  /* Functional */
  --text-primary:   var(--slate-900);
  --text-secondary: var(--slate-700);
  --text-muted:     var(--slate-500);
  --bg-primary:     var(--white);
  --bg-alt:         var(--slate-50);
  --bg-dark:        var(--slate-900);
  --accent:         var(--blue-600);
  --accent-light:   var(--blue-500);

  /* Typography */
  --font-sans: 'Inter', -apple-system, system-ui, sans-serif;
  --font-display: 'Inter', -apple-system, system-ui, sans-serif;

  /* Spacing */
  --section-py: 5rem;
  --container-max: 1200px;
  --container-px: 2rem;

  /* Borders & Shadows */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 10px 30px rgba(0,0,0,0.12);
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  color: var(--text-secondary);
  background: var(--bg-primary);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }

/* ---------- Container ---------- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-px);
}

/* ---------- Typography ---------- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--text-primary);
  line-height: 1.2;
}

h1 { font-size: 2.75rem; font-weight: 600; }
h2 { font-size: 2rem; font-weight: 600; margin-bottom: 0.5rem; }
h3 { font-size: 1.25rem; font-weight: 600; margin-bottom: 0.5rem; }
p  { margin-bottom: 1rem; }
.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }
.section-subtitle {
  color: var(--text-muted);
  font-size: 1.1rem;
  max-width: 650px;
  margin: 0 auto 2.5rem;
}

/* ---------- Sections ---------- */
.section { padding: var(--section-py) 0; }
.section--tight { padding: 2rem 0; }
.section--alt { background: var(--bg-alt); }
.section--dark {
  background: var(--bg-dark);
  color: rgba(255,255,255,0.85);
}
.section--dark h1,
.section--dark h2,
.section--dark h3 { color: var(--white); }
.section--blue {
  background: var(--accent);
  color: var(--white);
}
.section--blue h2 { color: var(--white); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 1.75rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 1rem;
  transition: all 0.2s ease;
  cursor: pointer;
  border: 2px solid transparent;
  font-family: var(--font-sans);
}

.btn--primary {
  background: var(--accent);
  color: var(--white);
  border-color: var(--accent);
}
.btn--primary:hover {
  background: #1d4ed8;
  border-color: #1d4ed8;
  transform: translateY(-1px);
  box-shadow: 0 4px 15px rgba(37,99,235,0.35);
}

.btn--outline {
  background: transparent;
  color: var(--accent);
  border-color: var(--accent);
}
.btn--outline:hover {
  background: var(--blue-50);
  transform: translateY(-1px);
}

.btn--white {
  background: var(--white);
  color: var(--accent);
  border-color: var(--white);
}
.btn--white:hover {
  background: var(--blue-50);
  transform: translateY(-1px);
}

.btn--outline-white {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.6);
}
.btn--outline-white:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--white);
}

.btn-group {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}
.btn-group--center { justify-content: center; }

/* ---------- Announcement Banner ---------- */
.announcement-banner {
  background: var(--accent);
  color: var(--white);
  padding: 0.75rem 0;
  text-align: center;
  font-size: 0.9rem;
  position: relative;
  z-index: 1001;
  display: block;
  transition: opacity 0.3s ease, max-height 0.3s ease;
}
.announcement-banner.hidden {
  display: none;
}
.announcement-banner__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-px);
  flex-wrap: wrap;
  position: relative;
}
.announcement-banner__text {
  color: var(--white);
}
.announcement-banner__text strong {
  font-weight: 600;
}
.announcement-banner__link {
  color: var(--white);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: opacity 0.2s;
}
.announcement-banner__link:hover {
  opacity: 0.85;
}
.announcement-banner__close {
  position: absolute;
  right: var(--container-px);
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  border: none;
  color: var(--white);
  font-size: 1.75rem;
  line-height: 1;
  cursor: pointer;
  padding: 0.25rem 0.5rem;
  opacity: 0.8;
  transition: opacity 0.2s;
  font-weight: 300;
}
.announcement-banner__close:hover {
  opacity: 1;
}

@media (max-width: 768px) {
  .announcement-banner {
    font-size: 0.85rem;
    padding: 0.65rem 0;
  }
  .announcement-banner__inner {
    flex-direction: column;
    gap: 0.35rem;
    padding-right: 3rem;
  }
  .announcement-banner__close {
    right: 1rem;
    font-size: 1.5rem;
  }
}

/* ---------- Navigation ---------- */
.nav {
  position: sticky;
  top: 0;
  background: var(--white);
  border-bottom: 1px solid var(--slate-200);
  z-index: 1000;
  padding: 0.75rem 0;
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-px);
}

.nav__brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--text-primary);
}

.nav__brand svg { width: 36px; height: 36px; }
.nav__brand-logo { height: 75px; width: auto; }

.nav__links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  margin-left: auto;
  margin-right: 1rem;
}

.nav__link {
  padding: 0.5rem 0.85rem;
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: color 0.15s, background 0.15s;
}
.nav__link:hover {
  color: var(--accent);
  background: var(--blue-50);
}

.nav__dropdown {
  position: relative;
}
.nav__dropdown-toggle {
  padding: 0.5rem 0.85rem;
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: color 0.15s, background 0.15s;
  background: transparent;
  border: none;
  cursor: pointer;
  font-family: var(--font-sans);
}
.nav__dropdown-toggle:hover {
  color: var(--accent);
  background: var(--blue-50);
}
.nav__dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  min-width: 260px;
  padding: 0.5rem 0;
  z-index: 100;
}
.nav__dropdown:hover .nav__dropdown-menu { display: block; }
.nav__dropdown-menu a {
  display: block;
  padding: 0.6rem 1.25rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
  transition: background 0.15s;
}
.nav__dropdown-menu a:hover { background: var(--blue-50); color: var(--accent); }

.nav__cta {
  padding: 0.5rem 1.25rem;
  background: var(--accent);
  color: var(--white) !important;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.9rem;
  transition: background 0.2s;
}
.nav__cta:hover { background: #1d4ed8; }

/* Mobile nav */
.nav__toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}
.nav__toggle svg { width: 24px; height: 24px; stroke: var(--text-primary); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 8rem 0 6rem;
  text-align: center;
  min-height: 600px;
  display: flex;
  align-items: center;
  background-image: url('../images/home_page_hero.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}
.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(to bottom, rgba(15, 23, 42, 0.6), rgba(15, 23, 42, 0.4));
  z-index: 1;
}
.hero .container {
  position: relative;
  z-index: 2;
}
.hero h1 {
  margin-bottom: 1.25rem;
  color: var(--white);
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}
.hero__title {
  color: var(--white);
}
.hero__subtitle {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.95);
  max-width: 700px;
  margin: 0 auto 2rem;
  line-height: 1.7;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

/* ---------- Stats ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  text-align: center;
  padding: 3rem 0;
}
.stat__number {
  font-size: 3rem;
  font-weight: 700;
  color: var(--accent-light);
  line-height: 1;
  margin-bottom: 0.5rem;
}
.stat__label {
  font-size: 0.95rem;
  color: var(--text-muted);
  max-width: 220px;
  margin: 0 auto;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  text-align: center;
}

/* ---------- Service Cards ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}
.services-grid--3 { grid-template-columns: repeat(3, 1fr); }

.service-card {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem;
  text-align: center;
  transition: transform 0.2s, box-shadow 0.2s;
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.service-card__icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--blue-100);
  border-radius: var(--radius-md);
}
.service-card__icon svg {
  width: 28px;
  height: 28px;
  stroke: var(--accent);
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.service-card h3 { margin-bottom: 0.5rem; }
.service-card p { font-size: 0.95rem; color: var(--text-muted); margin-bottom: 0; }

/* ---------- Location Cards ---------- */
.locations-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.location-card {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  text-align: center;
  transition: transform 0.2s, box-shadow 0.2s;
}
.location-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.location-card__icon {
  color: var(--accent);
  font-size: 2rem;
  margin-bottom: 1rem;
}
.location-card__icon svg {
  width: 36px; height: 36px;
  stroke: var(--accent); fill: none;
  stroke-width: 1.5;
}
.location-card h4 { font-size: 1.1rem; margin-bottom: 0.25rem; }
.location-card span { font-size: 0.9rem; color: var(--text-muted); }

/* ---------- FAQ ---------- */
.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}
.faq-item h3 { font-size: 1.05rem; margin-bottom: 0.5rem; }
.faq-item p { font-size: 0.95rem; color: var(--text-muted); margin-bottom: 0; }

/* ---------- Featured / Portfolio ---------- */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.portfolio-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  aspect-ratio: 4/3;
  background: var(--slate-200);
}
.portfolio-card__image {
  width: 100%;
  height: 100%;
  overflow: hidden;
}
.portfolio-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s;
  cursor: pointer;
}
.portfolio-card:hover img { transform: scale(1.05); }
.portfolio-card__overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1.25rem;
  background: linear-gradient(transparent, rgba(0,0,0,0.75));
  color: var(--white);
}
.portfolio-card__overlay h3 { color: var(--white); font-size: 1.1rem; margin-bottom: 0.15rem; }
.portfolio-card__overlay span { font-size: 0.85rem; opacity: 0.85; }

/* Lightbox */
.lightbox {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.95);
  z-index: 10000;
  justify-content: center;
  align-items: center;
  padding: 2rem;
}
.lightbox.active {
  display: flex;
}
.lightbox__content {
  max-width: 90vw;
  max-height: 90vh;
  position: relative;
}
.lightbox__image {
  max-width: 100%;
  max-height: 90vh;
  object-fit: contain;
  border-radius: var(--radius-lg);
}
.lightbox__close {
  position: absolute;
  top: -3rem;
  right: 0;
  background: transparent;
  border: none;
  color: white;
  font-size: 2.5rem;
  cursor: pointer;
  padding: 0.5rem;
  line-height: 1;
  transition: opacity 0.2s;
}
.lightbox__close:hover {
  opacity: 0.7;
}

/* ---------- Blog List (Horizontal Cards) ---------- */
.blog-list {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
.blog-list-item {
  display: grid;
  grid-template-columns: 350px 1fr;
  gap: 2.5rem;
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: box-shadow 0.2s;
}
.blog-list-item:hover {
  box-shadow: var(--shadow-md);
}
.blog-list-item__image {
  display: block;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 1;
  background: var(--slate-200);
}
.blog-list-item__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s;
}
.blog-list-item__image:hover img {
  transform: scale(1.05);
}
.blog-list-item__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.blog-list-item__date {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
  font-weight: 400;
}
.blog-list-item__title {
  font-size: 1.65rem;
  line-height: 1.3;
  margin-bottom: 1rem;
}
.blog-list-item__title a {
  color: var(--text-primary);
  transition: color 0.2s;
}
.blog-list-item__title a:hover {
  color: var(--accent);
}
.blog-list-item__excerpt {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}
.blog-list-item__link {
  display: inline-block;
  padding: 0.75rem 2rem;
  border: 2px solid var(--accent);
  border-radius: var(--radius-md);
  color: var(--accent);
  font-weight: 600;
  font-size: 1rem;
  transition: all 0.2s;
  text-align: center;
  max-width: fit-content;
}
.blog-list-item__link:hover {
  background: var(--accent);
  color: var(--white);
}

/* ---------- Blog Cards (2-column grid - legacy) ---------- */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}
.blog-card {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 1.5rem;
  align-items: center;
}
.blog-card__image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 3/2;
  background: var(--slate-200);
}
.blog-card__image img { width: 100%; height: 100%; object-fit: cover; }
.blog-card__date { font-size: 0.85rem; color: var(--accent); margin-bottom: 0.5rem; }
.blog-card__title { font-size: 1.15rem; font-weight: 600; margin-bottom: 0.75rem; color: var(--text-primary); }
.blog-card__title a { color: var(--text-primary); transition: color 0.2s; }
.blog-card__title a:hover { color: var(--accent); }
.blog-card__excerpt { font-size: 0.95rem; color: var(--text-muted); margin-bottom: 1rem; }
.blog-card__link {
  display: inline-block;
  padding: 0.6rem 1.5rem;
  border: 2px solid var(--accent);
  color: var(--accent);
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.9rem;
  transition: all 0.2s;
}
.blog-card__link:hover { background: var(--accent); color: var(--white); }

/* ---------- Blog Post ---------- */
.blog-post__header {
  padding: 3rem 0 2rem;
  background: var(--bg-alt);
}
.blog-post__date {
  font-size: 0.9rem;
  color: var(--accent);
  margin-bottom: 0.75rem;
  font-weight: 500;
}
.blog-post__title {
  font-size: 2.5rem;
  line-height: 1.2;
  margin-bottom: 1rem;
}
.blog-post__subtitle {
  font-size: 1.2rem;
  color: var(--text-muted);
  font-style: italic;
  line-height: 1.6;
}
.blog-post__image {
  padding: 3rem 0 2rem;
}
.blog-post__content {
  padding: 2rem 0 3rem;
}
.blog-post__content p {
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: 1.5rem;
  color: var(--text-secondary);
}
.blog-post__content h2 {
  font-size: 1.75rem;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
}
.blog-post__content em {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* ---------- CTA Section ---------- */
.cta-section {
  background: var(--accent);
  padding: 4rem 0;
  text-align: center;
  color: var(--white);
}
.cta-section h2 { color: var(--white); font-size: 2rem; margin-bottom: 0.75rem; }
.cta-section p { opacity: 0.9; margin-bottom: 2rem; font-size: 1.1rem; }

/* ---------- Footer ---------- */
.footer {
  background: var(--bg-dark);
  color: rgba(255,255,255,0.7);
  padding: 4rem 0 2rem;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}
.footer__brand-logo { height: 95px; width: auto; margin-bottom: 1rem; }
.footer__brand-text { font-size: 0.95rem; line-height: 1.7; margin-top: 1rem; }
.footer h4 { color: var(--white); font-size: 1rem; margin-bottom: 1rem; }
.footer__links a {
  display: block;
  padding: 0.3rem 0;
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
  transition: color 0.15s;
}
.footer__links a:hover { color: var(--white); }
.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 1.5rem;
  text-align: center;
  font-size: 0.85rem;
}
.footer__bottom a { color: rgba(255,255,255,0.7); text-decoration: underline; }
.footer__bottom a:hover { color: var(--white); }

/* ---------- Page Header (for subpages) ---------- */
.page-header {
  background: var(--bg-alt);
  padding: 3.5rem 0 3rem;
  text-align: center;
}
.page-header h1 { margin-bottom: 0.75rem; }
.page-header p { color: var(--text-muted); font-size: 1.1rem; max-width: 600px; margin: 0 auto; }

/* ---------- Content sections for service/location pages ---------- */
.content-section { max-width: 800px; margin: 0 auto; }
.content-section h2 { margin-top: 2rem; }
.content-section p { font-size: 1.05rem; line-height: 1.8; }

/* ---------- Contact Form ---------- */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}
.form-group { margin-bottom: 1.25rem; }
.form-group--full { grid-column: 1 / -1; }
.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.4rem;
  color: var(--text-primary);
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--text-primary);
  transition: border-color 0.2s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}
.form-group textarea { min-height: 120px; resize: vertical; }

/* ---------- Add-ons (pricing) ---------- */
.addon-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}
.addon-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
}
.addon-card__icon {
  width: 48px; height: 48px;
  display: flex; align-items: center; justify-content: center;
  background: var(--blue-100);
  border-radius: var(--radius-md);
  flex-shrink: 0;
}
.addon-card__icon svg { width: 24px; height: 24px; stroke: var(--accent); fill: none; stroke-width: 2; }
.addon-card__info h3 { font-size: 1rem; margin-bottom: 0.15rem; }
.addon-card__info p { font-size: 0.85rem; color: var(--text-muted); margin: 0; }
.addon-card__price { margin-left: auto; font-size: 1.25rem; font-weight: 700; color: var(--accent); }

/* ---------- 404 ---------- */
.error-page {
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}
.error-page h1 { font-size: 6rem; color: var(--accent); margin-bottom: 1rem; }
.error-page p { font-size: 1.15rem; margin-bottom: 2rem; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .nav__links { display: none; }
  .nav__toggle { display: block; }
  .services-grid, .services-grid--3 { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: repeat(2, 1fr); }
  .blog-card { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  :root { --section-py: 3.5rem; }
  h1 { font-size: 2rem; }
  h2 { font-size: 1.65rem; }
  .hero {
    padding: 5rem 0 4rem;
    min-height: 500px;
  }
  .hero__subtitle {
    font-size: 1rem;
  }
  .stats,
  .stats-grid { grid-template-columns: 1fr; gap: 1.5rem; }
  .stat__number { font-size: 2.5rem; }
  .services-grid,
  .services-grid--3,
  .locations-grid,
  .faq-grid,
  .portfolio-grid,
  .addon-grid { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .btn-group { flex-direction: column; align-items: center; }
  .btn { width: 100%; max-width: 300px; justify-content: center; }
  .footer__grid { grid-template-columns: 1fr; }
  .blog-grid { grid-template-columns: 1fr; }
  .blog-list-item {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding: 1.5rem;
  }
  .blog-list-item__title {
    font-size: 1.35rem;
  }
  .blog-list-item__excerpt {
    font-size: 0.95rem;
  }
  .blog-list-item__link {
    width: 100%;
  }
}