/* =============================================
   DAYTON SPOUTING & SIDING LLC — MASTER STYLESHEET
   Mobile-first responsive design
   ============================================= */

/* ---------- CSS CUSTOM PROPERTIES ---------- */
:root {
  --blue-dark: #0a1628;
  --blue-deep: #0d2137;
  --blue-mid: #143a5c;
  --blue-primary: #1a5276;
  --blue-accent: #2196F3;
  --cyan-accent: #00d4ff;
  --cyan-glow: rgba(0, 212, 255, 0.3);
  --white: #ffffff;
  --off-white: #f4f7fa;
  --light-gray: #e8edf2;
  --mid-gray: #647587;
  --dark-text: #1a2332;
  --body-text: #3a4a5c;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.12);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.18);
  --shadow-xl: 0 12px 60px rgba(0,0,0,0.22);
  --shadow-glow: 0 0 30px rgba(0,212,255,0.15);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  --font-heading: 'Inter', 'Segoe UI', sans-serif;
  --font-body: 'Inter', 'Segoe UI', sans-serif;
  --header-height: 70px;
}

/* ---------- RESET & BASE ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  color: var(--body-text);
  background: var(--off-white);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue-accent); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--cyan-accent); }
ul { list-style: none; }
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--dark-text);
  font-weight: 700;
  line-height: 1.2;
}
h1 { font-size: clamp(1.65rem, 5vw, 3rem); }
h2 { font-size: clamp(1.4rem, 3.5vw, 2.4rem); }
h3 { font-size: clamp(1.1rem, 2.5vw, 1.5rem); }
p { margin-bottom: 0.8em; }
p:last-child { margin-bottom: 0; }

/* ---------- UTILITY ---------- */
.container { max-width: 1200px; margin: 0 auto; padding: 0 16px; }
.section-pad { padding: 48px 0; }
.text-center { text-align: center; }
.section-title { margin-bottom: 10px; color: var(--dark-text); }
.section-subtitle { color: var(--body-text); font-size: 1rem; max-width: 700px; margin: 0 auto 32px; line-height: 1.6; }
.accent-line { width: 50px; height: 3px; background: linear-gradient(90deg, var(--blue-accent), var(--cyan-accent)); border-radius: 2px; margin: 12px auto 0; }

/* ---------- SCROLL REVEAL ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.08s; }
.reveal-delay-2 { transition-delay: 0.16s; }
.reveal-delay-3 { transition-delay: 0.24s; }
.reveal-delay-4 { transition-delay: 0.32s; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .reveal-delay-1, .reveal-delay-2, .reveal-delay-3, .reveal-delay-4 { transition-delay: 0s; }
}

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 28px; border-radius: var(--radius-sm); font-weight: 600;
  font-size: 0.9rem; cursor: pointer; border: none; transition: var(--transition);
  text-transform: uppercase; letter-spacing: 0.5px;
  text-align: center; white-space: nowrap; text-decoration: none;
}
.btn-primary {
  background: linear-gradient(135deg, var(--blue-accent), #1976D2);
  color: var(--white); box-shadow: 0 4px 20px rgba(33,150,243,0.35);
}
.btn-primary:hover {
  transform: translateY(-2px); box-shadow: 0 6px 30px rgba(33,150,243,0.5);
  color: var(--white);
}
.btn-outline {
  background: transparent; color: var(--white);
  border: 2px solid rgba(255,255,255,0.5);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.1); border-color: var(--white);
  transform: translateY(-2px); color: var(--white);
}
.btn-cyan {
  background: linear-gradient(135deg, var(--cyan-accent), #00b4d8);
  color: var(--dark-text); box-shadow: 0 4px 20px rgba(0,212,255,0.3);
}
.btn-cyan:hover {
  transform: translateY(-2px); box-shadow: 0 6px 30px rgba(0,212,255,0.5);
  color: var(--dark-text);
}
.btn-cta {
  background: linear-gradient(135deg, #ff8c00, #ff6600);
  color: var(--white); box-shadow: 0 4px 20px rgba(255,102,0,0.35);
  animation: ctaGlow 2.5s ease-in-out infinite;
}
.btn-cta:hover {
  transform: translateY(-2px); box-shadow: 0 6px 30px rgba(255,102,0,0.5);
  color: var(--white);
}
@keyframes ctaGlow {
  0%, 100% { box-shadow: 0 4px 20px rgba(255,102,0,0.35); }
  50% { box-shadow: 0 4px 35px rgba(255,102,0,0.55); }
}

/* ---------- HEADER ---------- */
.site-header {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
  background: rgba(10,22,40,0.95); backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: var(--transition);
}
.site-header.scrolled {
  background: rgba(10,22,40,0.98);
  box-shadow: 0 2px 30px rgba(0,0,0,0.3);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: var(--header-height); max-width: 1200px; margin: 0 auto; padding: 0 16px;
}

/* Floating Logo */
.header-logo {
  position: relative; z-index: 1001; display: block;
  margin-top: 38px; /* float above header */
}
.header-logo img {
  height: 99px; width: auto; transition: var(--transition);
  filter: drop-shadow(0 8px 24px rgba(0,0,0,0.5));
  border-radius: 10px;
}
.site-header.scrolled .header-logo img {
  height: 84px;
}

/* Cool Nav Links */
.header-nav { display: none; align-items: center; gap: 6px; }
.header-nav a {
  color: rgba(255,255,255,0.8); font-size: 0.85rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.8px; position: relative;
  padding: 8px 14px; border-radius: 6px;
  transition: all 0.35s cubic-bezier(0.25, 0.8, 0.25, 1);
  overflow: hidden;
}
.header-nav a::before {
  content: ''; position: absolute; bottom: 0; left: 50%; width: 0; height: 2px;
  background: linear-gradient(90deg, var(--cyan-accent), var(--blue-accent));
  transition: all 0.35s cubic-bezier(0.25, 0.8, 0.25, 1);
  transform: translateX(-50%); border-radius: 2px;
}
.header-nav a::after {
  content: ''; position: absolute; inset: 0; border-radius: 6px;
  background: radial-gradient(circle at 50% 100%, rgba(0,212,255,0.12), transparent 70%);
  opacity: 0; transition: opacity 0.35s ease;
}
.header-nav a:hover {
  color: var(--white);
  text-shadow: 0 0 20px rgba(0,212,255,0.5);
}
.header-nav a:hover::before { width: 60%; }
.header-nav a:hover::after { opacity: 1; }
.header-nav a.active {
  color: var(--cyan-accent);
}
.header-nav a.active::before {
  width: 60%; background: var(--cyan-accent);
}
.header-nav a.active::after { opacity: 1; }

/* Glow pill behind phone */
.header-phone {
  color: var(--cyan-accent) !important; font-weight: 700 !important; font-size: 0.9rem !important;
  padding: 8px 16px !important; border-radius: 20px !important;
  background: rgba(0,212,255,0.1) !important; border: 1px solid rgba(0,212,255,0.2) !important;
  transition: all 0.35s ease !important;
}
.header-phone:hover {
  background: rgba(0,212,255,0.2) !important;
  box-shadow: 0 0 20px rgba(0,212,255,0.25) !important;
}

/* CTA button glow */
.header-cta {
  padding: 10px 22px; border-radius: var(--radius-sm); font-size: 0.8rem;
  background: linear-gradient(135deg, var(--blue-accent), #1976D2);
  color: var(--white); font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px;
  transition: all 0.35s cubic-bezier(0.25, 0.8, 0.25, 1);
  position: relative; overflow: hidden;
}
.header-cta::before {
  content: ''; position: absolute; top: -50%; left: -60%; width: 40%; height: 200%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
  transform: skewX(-20deg); transition: left 0.6s ease;
}
.header-cta:hover {
  transform: translateY(-2px); box-shadow: 0 4px 20px rgba(33,150,243,0.5);
  color: var(--white);
}
.header-cta:hover::before { left: 120%; }

/* Hamburger */
.hamburger {
  display: flex; flex-direction: column; gap: 5px; cursor: pointer; background: none;
  border: none; padding: 8px; z-index: 1001; margin-top: 30px;
}
.hamburger span {
  display: block; width: 24px; height: 2px; background: var(--white); border-radius: 2px;
  transition: all 0.35s cubic-bezier(0.68, -0.6, 0.32, 1.6);
  transform-origin: center;
}
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Mobile Nav */
.mobile-nav {
  visibility: hidden; pointer-events: none;
  position: fixed; top: var(--header-height); left: 0; width: 100%;
  background: rgba(10,22,40,0.98); backdrop-filter: blur(20px);
  padding: 16px 16px 24px; transform: translateY(-10px); opacity: 0;
  transition: opacity 0.3s cubic-bezier(0.4,0,0.2,1), transform 0.3s cubic-bezier(0.4,0,0.2,1), visibility 0s linear 0.3s;
  z-index: 999;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.mobile-nav.open {
  visibility: visible; pointer-events: auto;
  transform: translateY(0); opacity: 1;
  transition: opacity 0.3s cubic-bezier(0.4,0,0.2,1), transform 0.3s cubic-bezier(0.4,0,0.2,1), visibility 0s linear 0s;
}
.mobile-nav a {
  display: block; color: rgba(255,255,255,0.9); padding: 12px 0;
  font-size: 1rem; font-weight: 500; border-bottom: 1px solid rgba(255,255,255,0.06);
  transform: translateX(-10px); opacity: 0;
  transition: all 0.3s ease;
}
.mobile-nav.open a { transform: translateX(0); opacity: 1; }
.mobile-nav.open a:nth-child(1) { transition-delay: 0.05s; }
.mobile-nav.open a:nth-child(2) { transition-delay: 0.1s; }
.mobile-nav.open a:nth-child(3) { transition-delay: 0.15s; }
.mobile-nav.open a:nth-child(4) { transition-delay: 0.2s; }
.mobile-nav.open a:nth-child(5) { transition-delay: 0.25s; }
.mobile-nav.open a:nth-child(6) { transition-delay: 0.3s; }
.mobile-nav.open a:nth-child(7) { transition-delay: 0.35s; }
.mobile-nav a:last-child { border-bottom: none; }
.mobile-nav .mobile-phone { color: var(--cyan-accent); font-weight: 700; font-size: 1.05rem; padding: 14px 0; }
.mobile-nav .mobile-cta {
  display: block; text-align: center; margin-top: 12px; padding: 14px;
  background: linear-gradient(135deg, var(--blue-accent), #1976D2);
  color: var(--white); border-radius: var(--radius-sm); font-weight: 700;
  text-transform: uppercase; font-size: 0.9rem;
}

/* ---------- HERO ---------- */
.hero {
  position: relative; min-height: 85vh; display: flex; align-items: center;
  overflow: hidden; background: var(--blue-dark); margin-top: 40px;
}
.hero-bg {
  position: absolute; inset: 0; background-size: cover; background-position: center;
  opacity: 0.585; transform: scale(1.05);
  animation: heroSlow 25s ease-in-out infinite alternate;
}
@keyframes heroSlow {
  0% { transform: scale(1.05) translate(0, 0); }
  100% { transform: scale(1.1) translate(-1%, -1%); }
}
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(10,22,40,0.9) 0%, rgba(13,33,55,0.78) 50%, rgba(10,22,40,0.9) 100%);
}
.hero-particles { position: absolute; inset: 0; overflow: hidden; }
.particle {
  position: absolute; width: 3px; height: 3px; background: var(--cyan-accent);
  border-radius: 50%; opacity: 0; animation: floatParticle 8s ease-in-out infinite;
}
@keyframes floatParticle {
  0% { opacity: 0; transform: translateY(100vh) scale(0); }
  20% { opacity: 0.6; }
  80% { opacity: 0.6; }
  100% { opacity: 0; transform: translateY(-20vh) scale(1); }
}
.hero-content {
  position: relative; z-index: 2; max-width: 700px;
  padding: 100px 16px 60px;
}
.hero h1 {
  color: var(--white); font-size: clamp(1.7rem, 6vw, 3.2rem);
  margin-bottom: 16px; line-height: 1.15;
}
.hero h1 .highlight { color: var(--cyan-accent); }
.hero-sub {
  color: rgba(255,255,255,0.85); font-size: clamp(0.95rem, 2.5vw, 1.1rem);
  margin-bottom: 28px; max-width: 560px; line-height: 1.7;
}
.hero-buttons { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-buttons .btn { flex: 1 1 100%; min-height: 48px; }

/* Small hero for inner pages */
.hero-sm { min-height: 48vh; }
.hero-sm .hero-content { padding: 120px 16px 50px; }

/* ---------- TRUST STRIP ---------- */
.trust-strip {
  background: var(--white); border-bottom: 1px solid var(--light-gray);
  padding: 20px 0; box-shadow: var(--shadow-sm);
}
.trust-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px;
  text-align: center;
}
.trust-item {
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  padding: 10px 4px;
}
.trust-icon {
  width: 40px; height: 40px; border-radius: 50%;
  background: linear-gradient(135deg, var(--blue-primary), var(--blue-accent));
  display: flex; align-items: center; justify-content: center;
  color: var(--white); font-size: 1.1rem;
  box-shadow: 0 3px 10px rgba(33,150,243,0.25);
}
.trust-label { font-size: 0.78rem; font-weight: 600; color: var(--dark-text); line-height: 1.3; }
.trust-value { font-size: 1.1rem; font-weight: 800; color: var(--blue-accent); }

/* ---------- SERVICES CAROUSEL (MINI CARDS) ---------- */
.carousel-section { padding: 40px 0; background: var(--off-white); overflow: hidden; }
.carousel-track-wrapper {
  overflow: hidden; width: 100%; position: relative; padding: 8px 0 20px;
}
.carousel-track {
  display: flex; gap: 16px; width: max-content;
  animation: carouselScroll 32s linear infinite;
}
.carousel-track:hover { animation-play-state: paused; }
@keyframes carouselScroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
  .carousel-track { animation: none; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; width: 100%; }
}
.service-card {
  flex: 0 0 auto; background: var(--white); border-radius: var(--radius-md);
  overflow: hidden; box-shadow: var(--shadow-md); transition: var(--transition);
  border: 1px solid rgba(0,0,0,0.05);
  text-decoration: none; color: inherit; display: flex;
  align-items: center; gap: 14px;
  padding: 16px 22px; min-width: 220px; max-width: 280px;
}
.service-card:hover {
  transform: translateY(-3px); box-shadow: var(--shadow-lg);
  border-color: var(--blue-accent);
}
.service-card-icon {
  width: 40px; height: 40px; border-radius: 10px; flex-shrink: 0;
  background: linear-gradient(135deg, var(--blue-primary), var(--blue-accent));
  display: flex; align-items: center; justify-content: center;
  color: var(--white); font-size: 1.1rem;
  box-shadow: 0 3px 10px rgba(33,150,243,0.25);
}
.service-card-body { padding: 0; }
.service-card-body h3 { margin: 0 0 3px 0; font-size: 0.9rem; font-weight: 700; line-height: 1.2; }
.service-card-body p { margin: 0; font-size: 0.78rem; color: var(--mid-gray); line-height: 1.4; }

/* ---------- BEFORE / AFTER ---------- */
.ba-section { background: var(--white); }
.ba-grid { display: grid; grid-template-columns: 1fr; gap: 20px; }
.ba-card {
  border-radius: var(--radius-md); overflow: hidden; background: var(--off-white);
  box-shadow: var(--shadow-md); border: 1px solid rgba(0,0,0,0.04);
  transition: var(--transition);
}
.ba-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.ba-container {
  position: relative; width: 100%; aspect-ratio: 4/3; overflow: hidden; cursor: ew-resize;
  user-select: none; -webkit-user-select: none; touch-action: pan-y;
}
.ba-container img {
  position: absolute; top: 0; left: 0; width: 100%; height: 100%; object-fit: cover;
}
.ba-before { z-index: 1; clip-path: inset(0 50% 0 0); }
.ba-after { z-index: 0; }
.ba-divider {
  position: absolute; top: 0; bottom: 0; left: 50%; width: 3px;
  background: var(--white); z-index: 3; transform: translateX(-50%);
  box-shadow: 0 0 8px rgba(0,0,0,0.3); pointer-events: none;
}
.ba-handle {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--white); border: 3px solid var(--blue-accent);
  z-index: 4; cursor: ew-resize; display: flex; align-items: center; justify-content: center;
  box-shadow: 0 2px 12px rgba(0,0,0,0.3); pointer-events: none;
}
.ba-handle svg { width: 16px; height: 16px; fill: var(--blue-accent); }
.ba-label {
  position: absolute; bottom: 10px; z-index: 2; padding: 3px 10px;
  background: rgba(0,0,0,0.6); color: var(--white); font-size: 0.68rem;
  font-weight: 700; text-transform: uppercase; letter-spacing: 1px;
  border-radius: 4px; backdrop-filter: blur(4px);
}
.ba-label-before { left: 10px; }
.ba-label-after { right: 10px; }
.ba-caption { padding: 14px 16px; }
.ba-caption h3 { font-size: 1rem; margin-bottom: 2px; }
.ba-caption p { font-size: 0.82rem; color: var(--mid-gray); }

/* ---------- FEATURE PROJECTS ---------- */
.featured-section { background: var(--off-white); }
.projects-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
.project-card {
  border-radius: var(--radius-md); overflow: hidden; background: var(--white);
  box-shadow: var(--shadow-md); transition: var(--transition);
  border: 1px solid rgba(0,0,0,0.04); position: relative;
}
.project-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.project-img-wrap {
  width: 100%; aspect-ratio: 16/10; overflow: hidden; position: relative;
}
.project-img-wrap img {
  width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease;
}
.project-card:hover .project-img-wrap img { transform: scale(1.06); }
.project-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(10,22,40,0.7) 0%, transparent 60%);
  display: flex; align-items: flex-end; padding: 16px;
  opacity: 0; transition: var(--transition);
}
.project-card:hover .project-overlay { opacity: 1; }
.project-overlay span {
  color: var(--white); font-weight: 600; font-size: 0.85rem;
  display: flex; align-items: center; gap: 6px;
}
.project-info { padding: 14px 16px; }
.project-category {
  font-size: 0.72rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 1px; color: var(--blue-accent); margin-bottom: 4px;
}
.project-info h3 { font-size: 1rem; margin-bottom: 4px; }
.project-info p { font-size: 0.82rem; color: var(--mid-gray); }

/* Crossfade rotation */
.crossfade-wrap { position: relative; width: 100%; height: 100%; }
.crossfade-wrap img {
  position: absolute; top: 0; left: 0; width: 100%; height: 100%;
  object-fit: cover; opacity: 0; transition: opacity 1.2s ease;
}
.crossfade-wrap img.active { opacity: 1; }

/* ---------- COMMUNITY / ABOUT SECTION ---------- */
.community-section {
  position: relative; overflow: hidden;
  background: linear-gradient(135deg, var(--blue-dark) 0%, var(--blue-deep) 100%);
  padding: 48px 0;
}
.community-bg {
  position: absolute; inset: 0; background-size: cover; background-position: center;
  opacity: 0.15;
}
.community-content {
  position: relative; z-index: 2; display: grid;
  grid-template-columns: 1fr; gap: 32px; align-items: center;
}
.community-text h2 { color: var(--white); margin-bottom: 16px; }
.community-text p { color: rgba(255,255,255,0.8); margin-bottom: 12px; line-height: 1.75; }
.community-img-wrap {
  border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: var(--shadow-xl); border: 2px solid rgba(255,255,255,0.1);
}
.community-img-wrap img { width: 100%; height: auto; object-fit: cover; aspect-ratio: 16/10; }

/* ---------- CTA SECTION ---------- */
.cta-section {
  background: linear-gradient(135deg, var(--blue-mid) 0%, var(--blue-primary) 100%);
  padding: 48px 0; text-align: center;
}
.cta-section h2 { color: var(--white); margin-bottom: 12px; }
.cta-section p { color: rgba(255,255,255,0.8); margin-bottom: 24px; font-size: 1rem; }
.cta-buttons { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-bottom: 16px; }
.cta-buttons .btn { flex: 1 1 100%; max-width: 340px; min-height: 48px; }
.cta-areas { color: rgba(255,255,255,0.6); font-size: 0.82rem; margin-top: 16px; line-height: 1.6; }

/* ---------- SERVICES PAGE ---------- */
.service-detail {
  background: var(--white); border-radius: var(--radius-md);
  padding: 28px 20px; margin-bottom: 20px; box-shadow: var(--shadow-sm);
  border: 1px solid rgba(0,0,0,0.04); transition: var(--transition);
}
.service-detail:hover { box-shadow: var(--shadow-md); }
.service-detail h3 { margin-bottom: 12px; color: var(--blue-primary); font-size: 1.25rem; }
.service-detail p { margin-bottom: 8px; line-height: 1.75; font-size: 0.95rem; }
.service-detail ul { margin: 8px 0 14px 18px; }
.service-detail ul li {
  list-style: disc; margin-bottom: 5px; font-size: 0.92rem; line-height: 1.5;
}
.service-detail .service-icon-lg {
  width: 48px; height: 48px; border-radius: 12px;
  background: linear-gradient(135deg, var(--blue-primary), var(--blue-accent));
  display: flex; align-items: center; justify-content: center;
  color: var(--white); font-size: 1.3rem; margin-bottom: 14px;
  box-shadow: 0 4px 15px rgba(33,150,243,0.25);
}

/* ---------- PROCESS ---------- */
.process-section { background: var(--off-white); }
.process-steps {
  display: grid; grid-template-columns: 1fr; gap: 20px;
  position: relative;
}
.process-step {
  text-align: center; position: relative; z-index: 1;
  background: var(--white); padding: 24px 16px; border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm); border: 1px solid rgba(0,0,0,0.04);
}
.step-number {
  width: 52px; height: 52px; border-radius: 50%;
  background: linear-gradient(135deg, var(--blue-primary), var(--blue-accent));
  color: var(--white); font-size: 1.2rem; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 14px; box-shadow: 0 4px 15px rgba(33,150,243,0.3);
  border: 3px solid var(--white);
}
.process-step h3 { font-size: 0.95rem; margin-bottom: 6px; }
.process-step p { font-size: 0.85rem; color: var(--mid-gray); }

/* ---------- ABOUT PAGE ---------- */
.about-hero-text h1 { margin-bottom: 14px; }
.about-hero-text p { color: rgba(255,255,255,0.85); font-size: 1.05rem; max-width: 600px; }

/* 3D Flipping Photos */
.flipping-photos {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px;
  perspective: 1000px;
}
.flip-card {
  width: 100%; aspect-ratio: 3/4; position: relative;
  transform-style: preserve-3d;
  animation: flipRotate 8s ease-in-out infinite;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}
.flip-card:nth-child(2) { animation-delay: -1.3s; }
.flip-card:nth-child(3) { animation-delay: -2.6s; }
.flip-card:nth-child(4) { animation-delay: -3.9s; }
.flip-card:nth-child(5) { animation-delay: -5.2s; }
.flip-card:nth-child(6) { animation-delay: -6.5s; }
.flip-card:hover { animation-play-state: paused; }
@keyframes flipRotate {
  0%, 10% { transform: rotateY(0deg); }
  40%, 60% { transform: rotateY(180deg); }
  90%, 100% { transform: rotateY(360deg); }
}
.flip-card img {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; border-radius: var(--radius-md);
  backface-visibility: hidden; -webkit-backface-visibility: hidden;
}
.flip-card .flip-back { transform: rotateY(180deg); }
@media (prefers-reduced-motion: reduce) {
  .flip-card { animation: none; transform: none; }
}

/* About Story */
.about-story {
  display: grid; grid-template-columns: 1fr; gap: 32px; align-items: start;
}
.about-story h2 { margin-bottom: 16px; }
.about-story p { margin-bottom: 12px; line-height: 1.75; }
.about-quote {
  font-style: italic; font-size: 1rem; color: var(--blue-primary);
  border-left: 4px solid var(--cyan-accent); padding: 14px 18px;
  margin: 20px 0; background: rgba(0,212,255,0.04); border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

/* Why Choose Us */
.why-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
.why-card {
  background: var(--white); border-radius: var(--radius-md); padding: 28px 20px;
  text-align: center; box-shadow: var(--shadow-md); transition: var(--transition);
  border: 1px solid rgba(0,0,0,0.04);
}
.why-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.why-card-icon {
  width: 52px; height: 52px; border-radius: 50%;
  background: linear-gradient(135deg, var(--blue-primary), var(--cyan-accent));
  display: flex; align-items: center; justify-content: center;
  color: var(--white); font-size: 1.3rem; margin: 0 auto 14px;
  box-shadow: 0 4px 15px rgba(0,212,255,0.25);
}
.why-card h3 { margin-bottom: 8px; font-size: 1rem; }
.why-card p { font-size: 0.88rem; color: var(--mid-gray); }

/* ---------- CONTACT PAGE ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr; gap: 24px; align-items: start; }

/* ---------- REVIEW MARQUEE ---------- */
.marquee-section {
  background: var(--blue-dark); padding: 28px 0; overflow: hidden;
  border-top: 1px solid rgba(0,212,255,0.15); border-bottom: 1px solid rgba(0,212,255,0.15);
}
.marquee-track {
  display: flex; gap: 0; width: max-content;
  animation: marqueeScroll 40s linear infinite;
}
.marquee-track:hover { animation-play-state: paused; }
@keyframes marqueeScroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
  .marquee-track { animation: none; }
}
.review-card {
  flex: 0 0 auto; width: 320px; padding: 18px 22px; margin: 0 12px;
  background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-md); backdrop-filter: blur(8px);
  transition: var(--transition);
}
.review-card:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(0,212,255,0.25);
  box-shadow: 0 4px 20px rgba(0,212,255,0.1);
}
.review-stars {
  color: #f5c518; font-size: 0.85rem; margin-bottom: 8px; letter-spacing: 2px;
}
.review-text {
  color: rgba(255,255,255,0.8); font-size: 0.82rem; line-height: 1.6;
  font-style: italic; margin-bottom: 8px;
}
.review-author {
  color: var(--cyan-accent); font-size: 0.75rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.5px;
}
.review-location {
  color: rgba(255,255,255,0.4); font-size: 0.72rem;
}
.contact-info-card {
  background: linear-gradient(135deg, var(--blue-dark), var(--blue-deep));
  border-radius: var(--radius-lg); padding: 28px 20px; color: var(--white);
  box-shadow: var(--shadow-xl);
}
.contact-info-card h2 { color: var(--white); margin-bottom: 20px; }
.contact-item { margin-bottom: 20px; }
.contact-item:last-child { margin-bottom: 0; }
.contact-item-label {
  font-size: 0.72rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 1px; color: var(--cyan-accent); margin-bottom: 6px;
}
.contact-item-value { font-size: 1.05rem; color: rgba(255,255,255,0.9); }
.contact-item-value a { color: rgba(255,255,255,0.9); }
.contact-item-value a:hover { color: var(--cyan-accent); }
.service-areas-list {
  display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px;
}
.service-areas-list span {
  background: rgba(255,255,255,0.1); padding: 3px 10px;
  border-radius: 20px; font-size: 0.78rem; color: rgba(255,255,255,0.8);
}

/* Contact Form */
.contact-form-card {
  background: var(--white); border-radius: var(--radius-lg); padding: 24px 16px;
  box-shadow: var(--shadow-lg); border: 1px solid rgba(0,0,0,0.04);
}
.contact-form-card h2 { margin-bottom: 20px; }
.form-group { margin-bottom: 16px; }
.form-group label {
  display: block; font-size: 0.82rem; font-weight: 600;
  color: var(--dark-text); margin-bottom: 5px;
}
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 11px 14px; border: 2px solid var(--light-gray);
  border-radius: var(--radius-sm); font-family: var(--font-body);
  font-size: 0.92rem; color: var(--dark-text); background: var(--off-white);
  transition: var(--transition); -webkit-appearance: none; appearance: none;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--blue-accent);
  box-shadow: 0 0 0 3px rgba(33,150,243,0.15);
}
.form-group textarea { resize: vertical; min-height: 100px; }
.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%233a4a5c' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 14px center;
  padding-right: 36px;
}
.form-group .error-msg { color: #e74c3c; font-size: 0.78rem; margin-top: 4px; display: none; }
.form-group.error input, .form-group.error select, .form-group.error textarea {
  border-color: #e74c3c;
}
.form-group.error .error-msg { display: block; }
.form-row { display: grid; grid-template-columns: 1fr; gap: 16px; }
.radio-group { display: flex; gap: 14px; flex-wrap: wrap; }
.radio-group label {
  display: flex; align-items: center; gap: 6px; font-weight: 400;
  cursor: pointer; font-size: 0.92rem;
}
.radio-group input[type="radio"] {
  width: auto; accent-color: var(--blue-accent); min-width: 18px; min-height: 18px;
}

/* Character mascot */
.contact-character {
  display: flex; flex-direction: column; align-items: center; gap: 16px;
  margin-top: 24px; padding: 20px; background: var(--off-white);
  border-radius: var(--radius-md); text-align: center;
}
.contact-character img {
  width: 100px; height: auto; border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}
.speech-bubble {
  position: relative; background: var(--white); padding: 18px 20px;
  border-radius: var(--radius-md); box-shadow: var(--shadow-md);
  border: 2px solid var(--cyan-accent);
  animation: popIn 0.6s cubic-bezier(0.68, -0.55, 0.27, 1.55) 0.3s both;
  width: 100%;
}
.speech-bubble::before { display: none; }
.speech-bubble::after { display: none; }
.speech-bubble h3 { color: var(--blue-primary); font-size: 1.1rem; }
@keyframes popIn {
  0% { opacity: 0; transform: scale(0.3) translateY(20px); }
  100% { opacity: 1; transform: scale(1) translateY(0); }
}

/* ---------- FOOTER ---------- */
.site-footer {
  background: var(--blue-dark); padding: 40px 0 0; color: rgba(255,255,255,0.7);
}
.footer-grid {
  display: grid; grid-template-columns: 1fr; gap: 28px;
  padding-bottom: 28px; border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand h3 { color: var(--white); margin-bottom: 4px; font-size: 1.1rem; }
.footer-brand .tagline { color: var(--cyan-accent); font-style: italic; font-size: 0.85rem; margin-bottom: 12px; }
.footer-brand p { font-size: 0.88rem; line-height: 1.6; }
.footer-col h4 {
  color: var(--white); font-size: 0.82rem; text-transform: uppercase;
  letter-spacing: 1px; margin-bottom: 12px;
}
.footer-col a {
  display: block; color: rgba(255,255,255,0.6); font-size: 0.85rem;
  padding: 3px 0; transition: var(--transition);
}
.footer-col a:hover { color: var(--cyan-accent); }
.footer-col p { font-size: 0.85rem; line-height: 1.6; }
.footer-bottom {
  padding: 16px 0; text-align: center; font-size: 0.78rem;
  color: rgba(255,255,255,0.55);
}
.footer-bottom a { color: rgba(255,255,255,0.55); text-decoration: underline; }
.footer-bottom a:hover { color: var(--cyan-accent); }

/* ---------- SERVICE AREAS GRID ---------- */
.service-areas-grid {
  display: grid; grid-template-columns: 1fr; gap: 14px;
}

/* ==========================================
   TABLET BREAKPOINT — 481px+
   ========================================== */
@media (min-width: 481px) {
  .container { padding: 0 20px; }
  .hero-content { padding: 120px 20px 80px; }
  .hero-sm .hero-content { padding: 130px 20px 60px; }
  .hero-buttons .btn { flex: 0 0 auto; }
  .cta-buttons .btn { flex: 0 0 auto; }
  .form-row { grid-template-columns: 1fr 1fr; }
  .contact-character { flex-direction: row; text-align: left; align-items: flex-start; }
  .speech-bubble::before {
    content: ''; display: block; position: absolute; left: -12px; top: 30px;
    border: 8px solid transparent; border-right-color: var(--cyan-accent);
  }
  .speech-bubble::after {
    content: ''; display: block; position: absolute; left: -8px; top: 32px;
    border: 6px solid transparent; border-right-color: var(--white);
  }
}

/* ==========================================
   SMALL TABLET — 641px+
   ========================================== */
@media (min-width: 641px) {
  .section-pad { padding: 56px 0; }
  .container { padding: 0 24px; }
  .hero-content { padding: 130px 24px 80px; }
  .hero-sm .hero-content { padding: 140px 24px 60px; }
  .trust-grid { grid-template-columns: repeat(3, 1fr); gap: 16px; }
  .ba-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .projects-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .flipping-photos { grid-template-columns: repeat(3, 1fr); gap: 20px; }
  .why-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .process-steps { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .process-steps .process-step { padding: 28px 20px; }
  .service-card { min-width: 240px; max-width: 300px; padding: 18px 24px; gap: 16px; }
  .service-card-icon { width: 44px; height: 44px; font-size: 1.2rem; }
  .service-card-body h3 { font-size: 0.95rem; }
  .service-card-body p { font-size: 0.82rem; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); gap: 28px; }
  .contact-form-card { padding: 32px 28px; }
  .contact-info-card { padding: 32px 28px; }
  .service-detail { padding: 32px 28px; }
  .service-areas-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ==========================================
   DESKTOP — 769px+
   ========================================== */
@media (min-width: 769px) {
  :root { --header-height: 72px; }
  .header-nav { display: flex; }
  .hamburger { display: none; }
  .mobile-nav { display: none !important; }
  .hero { min-height: 80vh; }
  .hero-content { max-width: 720px; }
  .hero h1 { font-size: clamp(2rem, 4vw, 3.2rem); }
  .hero-sm { min-height: 42vh; }
  .hero-sm .hero-content { padding: 140px 28px 60px; }
  .section-pad { padding: 64px 0; }
  .container { padding: 0 28px; }
  .trust-grid { grid-template-columns: repeat(5, 1fr); gap: 20px; }
  .trust-item { padding: 12px 8px; }
  .trust-icon { width: 48px; height: 48px; font-size: 1.2rem; }
  .trust-label { font-size: 0.85rem; }
  .ba-grid { grid-template-columns: repeat(3, 1fr); gap: 24px; }
  .projects-grid { grid-template-columns: repeat(3, 1fr); gap: 24px; }
  .community-content { grid-template-columns: 1fr 1fr; gap: 48px; }
  .community-section { padding: 64px 0; }
  .cta-section { padding: 60px 0; }
  .about-story { grid-template-columns: 1fr 1fr; gap: 48px; }
  .why-grid { grid-template-columns: repeat(4, 1fr); gap: 24px; }
  .process-steps { grid-template-columns: repeat(4, 1fr); gap: 20px; }
  .process-step { padding: 32px 20px; }
  .contact-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .contact-form-card { padding: 36px 32px; }
  .contact-info-card { padding: 36px 32px; }
  .service-detail { padding: 36px 32px; margin-bottom: 24px; }
  .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; gap: 36px; padding-bottom: 36px; }
  .footer-bottom { padding: 18px 0; }
  .service-areas-grid { grid-template-columns: repeat(3, 1fr); }
}

/* ==========================================
   LARGE DESKTOP — 1025px+
   ========================================== */
@media (min-width: 1025px) {
  .container { max-width: 1200px; padding: 0 32px; }
  .section-pad { padding: 80px 0; }
  .hero { min-height: 85vh; }
  .hero-content { padding: 140px 32px 90px; }
  .hero-sm .hero-content { padding: 150px 32px 70px; }
  .service-card { min-width: 260px; max-width: 320px; padding: 20px 28px; }
  .service-card-body h3 { font-size: 1rem; }
  .section-title { margin-bottom: 12px; }
  .section-subtitle { font-size: 1.08rem; margin-bottom: 40px; }
  .accent-line { width: 60px; height: 4px; }
}

/* ==========================================
   TOUCH DEVICE OPTIMIZATIONS
   ========================================== */
@media (hover: none) and (pointer: coarse) {
  .project-card:hover .project-overlay { opacity: 0; }
  .project-overlay { opacity: 1; }
  .ba-handle { width: 44px; height: 44px; }
  .btn { min-height: 48px; }
  .hamburger { padding: 12px; }
}

/* ---------- STICKY MOBILE CTA BAR ---------- */
.sticky-cta-bar {
  display: none; position: fixed; bottom: 0; left: 0; width: 100%; z-index: 998;
  box-shadow: 0 -4px 20px rgba(0,0,0,0.2);
}
.sticky-cta-bar a {
  flex: 1; display: flex; align-items: center; justify-content: center; gap: 6px;
  padding: 14px 8px calc(14px + env(safe-area-inset-bottom));
  font-weight: 700; text-transform: uppercase; font-size: 0.78rem; letter-spacing: 0.4px;
  text-decoration: none;
}
.sticky-cta-call { background: var(--blue-dark); color: var(--white); }
.sticky-cta-estimate { background: linear-gradient(135deg, #ff8c00, #ff6600); color: var(--white); }
@media (max-width: 768px) {
  .sticky-cta-bar { display: flex; }
  body { padding-bottom: 54px; }
}

/* ---------- BREADCRUMBS ---------- */
.breadcrumbs {
  font-size: 0.78rem; color: rgba(255,255,255,0.6);
  margin-bottom: 14px; display: flex; flex-wrap: wrap; gap: 6px; align-items: center;
}
.breadcrumbs a { color: rgba(255,255,255,0.75); }
.breadcrumbs a:hover { color: var(--cyan-accent); }
.breadcrumbs span[aria-current] { color: rgba(255,255,255,0.9); }
.breadcrumbs .sep { color: rgba(255,255,255,0.35); }

/* ---------- FAQ ACCORDION ---------- */
.faq-section { max-width: 820px; margin: 0 auto; }
.faq-item {
  background: var(--white); border: 1px solid rgba(0,0,0,0.06); border-radius: var(--radius-md);
  margin-bottom: 12px; box-shadow: var(--shadow-sm); overflow: hidden;
}
.faq-item summary {
  list-style: none; cursor: pointer; padding: 16px 44px 16px 18px; position: relative;
  font-weight: 700; font-size: 0.95rem; color: var(--dark-text);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+'; position: absolute; right: 16px; top: 50%; transform: translateY(-50%);
  font-size: 1.3rem; font-weight: 400; color: var(--blue-accent); transition: var(--transition);
}
.faq-item[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq-item p { padding: 0 18px 18px; font-size: 0.9rem; line-height: 1.7; margin: 0; }

/* ---------- RELATED LINKS ---------- */
.related-links-section { background: var(--off-white); }
.related-links-grid { display: grid; grid-template-columns: 1fr; gap: 12px; }
.related-link-card {
  display: flex; align-items: center; gap: 12px; background: var(--white);
  border: 1px solid rgba(0,0,0,0.05); border-radius: var(--radius-md);
  padding: 16px 18px; box-shadow: var(--shadow-sm); transition: var(--transition);
  color: var(--dark-text); font-weight: 600; font-size: 0.92rem;
}
.related-link-card:hover {
  transform: translateY(-2px); box-shadow: var(--shadow-md); border-color: var(--blue-accent);
  color: var(--dark-text);
}
.related-link-card .rl-icon {
  width: 36px; height: 36px; border-radius: 8px; flex-shrink: 0;
  background: linear-gradient(135deg, var(--blue-primary), var(--blue-accent));
  display: flex; align-items: center; justify-content: center; color: var(--white); font-size: 1rem;
}

/* ---------- SERVICE AREA CHIP LINKS ---------- */
.area-chip-list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.area-chip {
  background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.15);
  padding: 6px 16px; border-radius: 20px; font-size: 0.82rem; color: rgba(255,255,255,0.85);
  transition: var(--transition);
}
.area-chip:hover { background: rgba(0,212,255,0.15); border-color: var(--cyan-accent); color: var(--white); }

/* ---------- CASE STUDY BLOCK ---------- */
.case-study-meta {
  display: grid; grid-template-columns: 1fr; gap: 14px; margin-top: 16px;
}
.case-study-meta div {
  background: var(--off-white); border-radius: var(--radius-sm); padding: 14px 16px;
  border-left: 3px solid var(--blue-accent);
}
.case-study-meta strong {
  display: block; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 1px;
  color: var(--blue-accent); margin-bottom: 4px;
}
.case-study-meta p { font-size: 0.9rem; margin: 0; }

/* ---------- ARTICLE / RESOURCE PAGE ---------- */
.article-body { max-width: 780px; margin: 0 auto; }
.article-body h2 { margin: 28px 0 12px; }
.article-body h3 { margin: 20px 0 10px; }
.article-body p { line-height: 1.8; margin-bottom: 14px; font-size: 0.98rem; }
.article-body ul { margin: 10px 0 16px 18px; }
.article-body ul li { list-style: disc; margin-bottom: 6px; line-height: 1.6; }
.article-meta {
  display: flex; gap: 12px; flex-wrap: wrap; font-size: 0.8rem; color: var(--mid-gray);
  margin-bottom: 20px; padding-bottom: 16px; border-bottom: 1px solid var(--light-gray);
}
.article-cta-box {
  background: linear-gradient(135deg, var(--blue-dark), var(--blue-deep));
  border-radius: var(--radius-lg); padding: 28px 22px; text-align: center; margin: 32px 0;
  box-shadow: var(--shadow-lg);
}
.article-cta-box h3 { color: var(--white); margin-bottom: 8px; }
.article-cta-box p { color: rgba(255,255,255,0.8); margin-bottom: 18px; }
.article-cta-box .btn { margin: 0 6px 8px; }

@media (min-width: 481px) {
  .case-study-meta { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 641px) {
  .related-links-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 769px) {
  .related-links-grid { grid-template-columns: repeat(3, 1fr); }
}