/* ============================================
   CleanTech WA — Marketing Site Stylesheet
   ============================================ */

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

:root {
  --navy: #0a1628;
  --navy-light: #132238;
  --teal: #00b4d8;
  --teal-dark: #0077b6;
  --teal-glow: #00e5ff;
  --gold: #c9a84c;
  --white: #ffffff;
  --off-white: #f0f4f8;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --font-heading: 'Plus Jakarta Sans', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --max-w: 1200px;
  --radius: 12px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.08);
  --shadow-md: 0 4px 20px rgba(0,0,0,.1);
  --shadow-lg: 0 10px 40px rgba(0,0,0,.15);
  --shadow-glow: 0 0 30px rgba(0,180,216,.15);
  --transition: .3s cubic-bezier(.4,0,.2,1);
}

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

body {
  font-family: var(--font-body);
  color: var(--gray-700);
  background: var(--white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
h1,h2,h3,h4,h5,h6 { font-family: var(--font-heading); font-weight: 700; line-height: 1.2; color: var(--navy); }
h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.8rem, 4vw, 2.6rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.5rem); }
p { margin-bottom: 1rem; }

.container { max-width: var(--max-w); margin: 0 auto; padding: 0 1.5rem; }

/* --- Utility --- */
.text-teal { color: var(--teal); }
.text-gold { color: var(--gold); }
.text-center { text-align: center; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }
.section-pad { padding: 5rem 0; }

/* --- Buttons --- */
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .85rem 2rem; border-radius: 50px; font-family: var(--font-heading);
  font-weight: 600; font-size: .95rem; cursor: pointer; border: none;
  transition: var(--transition); letter-spacing: .02em;
}
.btn-primary {
  background: linear-gradient(135deg, var(--teal), var(--teal-dark));
  color: var(--white); box-shadow: 0 4px 15px rgba(0,180,216,.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 25px rgba(0,180,216,.45); }
.btn-outline {
  background: transparent; color: var(--white); border: 2px solid rgba(255,255,255,.4);
}
.btn-outline:hover { border-color: var(--teal); color: var(--teal); }
.btn-dark {
  background: var(--navy); color: var(--white);
}
.btn-dark:hover { background: var(--navy-light); transform: translateY(-2px); }
.btn-gold {
  background: linear-gradient(135deg, var(--gold), #d4af37);
  color: var(--navy); font-weight: 700;
}
.btn-gold:hover { transform: translateY(-2px); box-shadow: 0 8px 25px rgba(201,168,76,.4); }
.btn-sm { padding: .55rem 1.25rem; font-size: .85rem; }

/* ============================================
   HEADER / NAV
   ============================================ */
.site-header {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
  background: rgba(10,22,40,.92); backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255,255,255,.06);
  transition: var(--transition);
}
.site-header.scrolled { background: rgba(10,22,40,.98); box-shadow: 0 2px 20px rgba(0,0,0,.3); }

.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  max-width: var(--max-w); margin: 0 auto; padding: .6rem 1.5rem;
}

.nav-logo { display: flex; align-items: center; gap: .6rem; }
.nav-logo img { height: 42px; width: 42px; border-radius: 50%; object-fit: cover; }
.nav-logo-text { font-family: var(--font-heading); font-weight: 800; font-size: 1.15rem; color: var(--white); }
.nav-logo-text span { color: var(--teal); }

.nav-links { display: flex; align-items: center; gap: 2rem; list-style: none; }
.nav-links a { color: rgba(255,255,255,.8); font-size: .9rem; font-weight: 500; position: relative; }
.nav-links a::after {
  content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 2px;
  background: var(--teal); transition: var(--transition);
}
.nav-links a:hover, .nav-links a.active { color: var(--white); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }

.nav-right { display: flex; align-items: center; gap: 1rem; }

.login-dropdown { position: relative; }
.login-btn {
  display: flex; align-items: center; gap: .4rem;
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.15);
  color: var(--white); padding: .45rem 1rem; border-radius: 8px;
  font-size: .85rem; font-weight: 500; cursor: pointer; transition: var(--transition);
  font-family: var(--font-body);
}
.login-btn:hover { background: rgba(255,255,255,.14); border-color: var(--teal); }
.login-btn svg { width: 16px; height: 16px; }

.login-menu {
  position: absolute; top: calc(100% + 8px); right: 0; min-width: 200px;
  background: var(--white); border-radius: var(--radius); box-shadow: var(--shadow-lg);
  opacity: 0; visibility: hidden; transform: translateY(-8px);
  transition: var(--transition); overflow: hidden;
}
.login-dropdown:hover .login-menu,
.login-dropdown.open .login-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.login-menu a {
  display: flex; align-items: center; gap: .6rem; padding: .85rem 1.2rem;
  color: var(--gray-700); font-size: .9rem; font-weight: 500;
  border-bottom: 1px solid var(--gray-100);
}
.login-menu a:last-child { border-bottom: none; }
.login-menu a:hover { background: var(--gray-50); color: var(--teal-dark); }
.login-menu a svg { width: 18px; height: 18px; color: var(--teal); }
.login-menu .menu-label { padding: .6rem 1.2rem; font-size: .75rem; text-transform: uppercase; letter-spacing: .08em; color: var(--gray-400); font-weight: 600; background: var(--gray-50); }

/* Mobile toggle */
.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: .5rem; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--white); margin: 5px 0; transition: var(--transition); border-radius: 2px; }

.cta-phone {
  display: flex; align-items: center; gap: .4rem;
  color: var(--teal); font-weight: 600; font-size: .9rem;
}
.cta-phone svg { width: 16px; height: 16px; }

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  position: relative; min-height: 100vh; display: flex; align-items: center;
  background: linear-gradient(160deg, var(--navy) 0%, #0d2137 50%, #0a1e35 100%);
  overflow: hidden; padding-top: 80px;
}
.hero::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at 70% 20%, rgba(0,180,216,.08) 0%, transparent 60%),
              radial-gradient(ellipse at 20% 80%, rgba(0,119,182,.06) 0%, transparent 50%);
}
.hero-grid-bg {
  position: absolute; inset: 0; opacity: .04;
  background-image: linear-gradient(rgba(255,255,255,.1) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,.1) 1px, transparent 1px);
  background-size: 60px 60px;
}
.hero-content { position: relative; z-index: 2; }
.hero-inner {
  display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: .5rem;
  background: rgba(0,180,216,.1); border: 1px solid rgba(0,180,216,.2);
  padding: .4rem 1rem; border-radius: 50px; font-size: .8rem;
  color: var(--teal); font-weight: 600; margin-bottom: 1.5rem;
  letter-spacing: .03em;
}
.hero-badge .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--teal); animation: pulse-dot 2s infinite; }
@keyframes pulse-dot { 0%, 100% { opacity: 1; } 50% { opacity: .4; } }

.hero h1 { color: var(--white); margin-bottom: 1.5rem; }
.hero h1 .highlight {
  background: linear-gradient(135deg, var(--teal), var(--teal-glow));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-sub { color: rgba(255,255,255,.65); font-size: 1.15rem; line-height: 1.8; margin-bottom: 2.5rem; max-width: 540px; }
.hero-buttons { display: flex; gap: 1rem; flex-wrap: wrap; }

.hero-visual {
  display: flex; justify-content: center; align-items: center; position: relative;
}
.hero-stats-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; width: 100%;
}
.stat-card {
  background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius); padding: 1.8rem 1.5rem; text-align: center;
  backdrop-filter: blur(8px); transition: var(--transition);
}
.stat-card:hover { background: rgba(255,255,255,.07); border-color: rgba(0,180,216,.2); transform: translateY(-4px); }
.stat-icon { font-size: 2rem; margin-bottom: .6rem; }
.stat-number { font-family: var(--font-heading); font-size: 2.2rem; font-weight: 800; color: var(--teal); }
.stat-label { color: rgba(255,255,255,.5); font-size: .85rem; margin-top: .3rem; }

/* ============================================
   TRUST BAR
   ============================================ */
.trust-bar {
  background: var(--white); border-bottom: 1px solid var(--gray-200); padding: 1.5rem 0;
}
.trust-items {
  display: flex; align-items: center; justify-content: center; gap: 3rem; flex-wrap: wrap;
}
.trust-item { display: flex; align-items: center; gap: .5rem; color: var(--gray-500); font-size: .9rem; font-weight: 500; }
.trust-item svg { width: 20px; height: 20px; color: var(--teal); flex-shrink: 0; }

/* ============================================
   SERVICES SECTION
   ============================================ */
.services-section { background: var(--gray-50); }
.section-header { text-align: center; margin-bottom: 3.5rem; }
.section-tag {
  display: inline-block; font-size: .8rem; font-weight: 700; letter-spacing: .12em;
  text-transform: uppercase; color: var(--teal); margin-bottom: .8rem;
}
.section-header h2 { margin-bottom: 1rem; }
.section-header p { color: var(--gray-500); max-width: 600px; margin: 0 auto; font-size: 1.05rem; }

.services-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1.5rem;
}
.service-card {
  background: var(--white); border-radius: var(--radius); padding: 2rem;
  border: 1px solid var(--gray-200); transition: var(--transition);
  position: relative; overflow: hidden;
}
.service-card::before {
  content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--teal), var(--teal-dark)); transform: scaleX(0);
  transform-origin: left; transition: var(--transition);
}
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: transparent; }
.service-card:hover::before { transform: scaleX(1); }
.service-icon {
  width: 52px; height: 52px; border-radius: 12px;
  background: linear-gradient(135deg, rgba(0,180,216,.1), rgba(0,119,182,.08));
  display: flex; align-items: center; justify-content: center; margin-bottom: 1.2rem;
  font-size: 1.5rem;
}
.service-card h3 { margin-bottom: .6rem; font-size: 1.15rem; }
.service-card p { color: var(--gray-500); font-size: .92rem; margin-bottom: 1rem; line-height: 1.6; }
.service-link { color: var(--teal-dark); font-weight: 600; font-size: .88rem; display: inline-flex; align-items: center; gap: .3rem; }
.service-link:hover { gap: .6rem; }

/* ============================================
   WHY CHOOSE US / TECH SECTION
   ============================================ */
.why-section { background: var(--navy); color: var(--white); position: relative; overflow: hidden; }
.why-section::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle at 80% 50%, rgba(0,180,216,.06) 0%, transparent 50%);
}
.why-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; position: relative; z-index: 2; }
.why-grid h2 { color: var(--white); margin-bottom: 1.2rem; }
.why-grid .lead { color: rgba(255,255,255,.6); font-size: 1.05rem; margin-bottom: 2rem; }

.feature-list { list-style: none; }
.feature-item {
  display: flex; gap: 1rem; padding: 1.2rem 0;
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.feature-item:last-child { border-bottom: none; }
.feature-check {
  flex-shrink: 0; width: 32px; height: 32px; border-radius: 8px;
  background: rgba(0,180,216,.15); display: flex; align-items: center; justify-content: center;
  color: var(--teal); font-size: .9rem; margin-top: .2rem;
}
.feature-item h4 { color: var(--white); font-size: 1rem; margin-bottom: .3rem; font-weight: 600; }
.feature-item p { color: rgba(255,255,255,.5); font-size: .9rem; margin: 0; line-height: 1.5; }

.tech-visual {
  background: rgba(255,255,255,.03); border: 1px solid rgba(255,255,255,.06);
  border-radius: 16px; padding: 2.5rem; position: relative;
}
.tech-stack { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.tech-item {
  background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius); padding: 1.5rem; text-align: center; transition: var(--transition);
}
.tech-item:hover { background: rgba(0,180,216,.08); border-color: rgba(0,180,216,.2); }
.tech-item .icon { font-size: 1.8rem; margin-bottom: .6rem; }
.tech-item h4 { color: var(--white); font-size: .95rem; margin-bottom: .3rem; }
.tech-item p { color: rgba(255,255,255,.45); font-size: .8rem; margin: 0; }

/* ============================================
   CTA BANNER
   ============================================ */
.cta-banner {
  background: linear-gradient(135deg, var(--teal-dark), var(--teal));
  padding: 4rem 0; text-align: center; position: relative; overflow: hidden;
}
.cta-banner::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle at 30% 50%, rgba(255,255,255,.08), transparent 50%);
}
.cta-banner h2 { color: var(--white); margin-bottom: 1rem; position: relative; z-index: 2; }
.cta-banner p { color: rgba(255,255,255,.8); margin-bottom: 2rem; font-size: 1.1rem; position: relative; z-index: 2; }
.cta-banner .btn { position: relative; z-index: 2; }

/* ============================================
   TEAM SECTION
   ============================================ */
.team-section { background: var(--white); }
.team-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.team-card { text-align: center; }
.team-photo {
  width: 180px; height: 180px; border-radius: 50%; margin: 0 auto 1.5rem;
  overflow: hidden; border: 4px solid var(--gray-100); transition: var(--transition);
  box-shadow: var(--shadow-sm);
}
.team-photo img { width: 100%; height: 100%; object-fit: cover; }
.team-card:hover .team-photo { border-color: var(--teal); box-shadow: var(--shadow-glow); }
.team-card h3 { margin-bottom: .3rem; font-size: 1.15rem; }
.team-card .role { color: var(--teal-dark); font-weight: 600; font-size: .88rem; margin-bottom: .6rem; }
.team-card p { color: var(--gray-500); font-size: .9rem; max-width: 300px; margin: 0 auto; }

/* ============================================
   BLOG CARDS
   ============================================ */
.blog-section { background: var(--gray-50); }
.blog-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 1.8rem; }
.blog-card {
  background: var(--white); border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--gray-200); transition: var(--transition);
}
.blog-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--teal); }
.blog-card-body { padding: 1.8rem; }
.blog-tag {
  display: inline-block; font-size: .72rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: .08em; color: var(--teal-dark); background: rgba(0,180,216,.08);
  padding: .25rem .7rem; border-radius: 50px; margin-bottom: .8rem;
}
.blog-card h3 { font-size: 1.1rem; margin-bottom: .5rem; line-height: 1.4; }
.blog-card h3 a:hover { color: var(--teal-dark); }
.blog-card .excerpt { color: var(--gray-500); font-size: .9rem; line-height: 1.6; margin-bottom: 1rem; }
.blog-meta { display: flex; align-items: center; gap: 1rem; color: var(--gray-400); font-size: .8rem; }

/* ============================================
   BLOG POST (single)
   ============================================ */
.blog-hero {
  background: linear-gradient(160deg, var(--navy), #0d2137);
  padding: 10rem 0 4rem; text-align: center;
}
.blog-hero h1 { color: var(--white); max-width: 800px; margin: 0 auto 1rem; font-size: clamp(1.8rem, 4vw, 2.8rem); }
.blog-hero .blog-meta-hero { color: rgba(255,255,255,.5); font-size: .9rem; }

.blog-content { max-width: 780px; margin: -2rem auto 4rem; padding: 3rem;
  background: var(--white); border-radius: var(--radius); box-shadow: var(--shadow-md);
  position: relative; z-index: 2;
}
.blog-content h2 { font-size: 1.5rem; margin: 2.5rem 0 1rem; color: var(--navy); }
.blog-content h3 { font-size: 1.2rem; margin: 2rem 0 .8rem; color: var(--navy); }
.blog-content p { font-size: 1.05rem; line-height: 1.85; color: var(--gray-600); margin-bottom: 1.2rem; }
.blog-content ul, .blog-content ol { padding-left: 1.5rem; margin-bottom: 1.2rem; }
.blog-content li { margin-bottom: .5rem; font-size: 1.02rem; color: var(--gray-600); line-height: 1.7; }
.blog-content blockquote {
  border-left: 4px solid var(--teal); padding: 1rem 1.5rem; margin: 1.5rem 0;
  background: var(--gray-50); border-radius: 0 var(--radius) var(--radius) 0;
  font-style: italic; color: var(--gray-600);
}

/* ============================================
   CONTACT FORM
   ============================================ */
.contact-section { background: var(--white); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; }
.contact-info h3 { margin-bottom: 1.5rem; }
.info-item { display: flex; gap: 1rem; margin-bottom: 1.5rem; }
.info-icon {
  width: 44px; height: 44px; border-radius: 10px; flex-shrink: 0;
  background: linear-gradient(135deg, rgba(0,180,216,.1), rgba(0,119,182,.08));
  display: flex; align-items: center; justify-content: center; color: var(--teal); font-size: 1.1rem;
}
.info-item h4 { font-size: .95rem; margin-bottom: .2rem; }
.info-item p { color: var(--gray-500); font-size: .9rem; margin: 0; }
.info-item a { color: var(--teal-dark); font-weight: 500; }
.info-item a:hover { text-decoration: underline; }

.contact-form-wrap {
  background: var(--gray-50); border-radius: var(--radius); padding: 2.5rem;
  border: 1px solid var(--gray-200);
}
.form-group { margin-bottom: 1.2rem; }
.form-group label { display: block; font-weight: 600; font-size: .88rem; margin-bottom: .4rem; color: var(--gray-700); }
.form-group input, .form-group textarea, .form-group select {
  width: 100%; padding: .8rem 1rem; border: 1px solid var(--gray-200);
  border-radius: 8px; font-family: var(--font-body); font-size: .95rem;
  transition: var(--transition); background: var(--white); color: var(--gray-700);
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
  outline: none; border-color: var(--teal); box-shadow: 0 0 0 3px rgba(0,180,216,.1);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-success {
  background: #ecfdf5; border: 1px solid #6ee7b7; color: #065f46;
  padding: 1rem 1.5rem; border-radius: 8px; display: none; margin-bottom: 1rem;
  font-weight: 500;
}
.form-error {
  background: #fef2f2; border: 1px solid #fca5a5; color: #991b1b;
  padding: 1rem 1.5rem; border-radius: 8px; display: none; margin-bottom: 1rem;
}

/* ============================================
   SERVICES PAGE — DETAILED
   ============================================ */
.services-hero {
  background: linear-gradient(160deg, var(--navy), #0d2137);
  padding: 10rem 0 4rem; text-align: center;
}
.services-hero h1 { color: var(--white); margin-bottom: 1rem; }
.services-hero p { color: rgba(255,255,255,.6); font-size: 1.15rem; max-width: 600px; margin: 0 auto; }

.service-detail {
  display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center;
  padding: 4rem 0; border-bottom: 1px solid var(--gray-100);
}
.service-detail:nth-child(even) { direction: rtl; }
.service-detail:nth-child(even) > * { direction: ltr; }
.service-detail:last-child { border-bottom: none; }
.service-detail-icon {
  width: 72px; height: 72px; border-radius: 16px;
  background: linear-gradient(135deg, rgba(0,180,216,.1), rgba(0,119,182,.06));
  display: flex; align-items: center; justify-content: center;
  font-size: 2rem; margin-bottom: 1.2rem;
}
.service-detail h3 { font-size: 1.5rem; margin-bottom: .8rem; }
.service-detail p { color: var(--gray-500); font-size: 1.02rem; line-height: 1.7; }
.service-detail ul { list-style: none; margin-top: 1rem; }
.service-detail li { padding: .4rem 0; color: var(--gray-600); font-size: .95rem; display: flex; align-items: flex-start; gap: .5rem; }
.service-detail li::before { content: ''; color: var(--teal); font-weight: 700; flex-shrink: 0; }
.service-visual {
  background: linear-gradient(160deg, var(--navy), var(--navy-light));
  border-radius: 16px; height: 320px; display: flex; align-items: center;
  justify-content: center; font-size: 4rem; opacity: .7;
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  background: var(--navy); color: rgba(255,255,255,.6); padding: 4rem 0 0;
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 3rem; padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.footer-brand { max-width: 320px; }
.footer-brand .nav-logo { margin-bottom: 1rem; }
.footer-brand p { font-size: .9rem; line-height: 1.7; }
.footer-col h4 { color: var(--white); font-size: .9rem; margin-bottom: 1rem; text-transform: uppercase; letter-spacing: .08em; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: .5rem; }
.footer-col a { color: rgba(255,255,255,.5); font-size: .9rem; }
.footer-col a:hover { color: var(--teal); }
.footer-bottom { padding: 1.5rem 0; text-align: center; font-size: .82rem; color: rgba(255,255,255,.3); }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 992px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-sub { margin: 0 auto 2.5rem; }
  .hero-buttons { justify-content: center; }
  .hero-visual { margin-top: 2rem; }
  .hero-stats-grid { max-width: 400px; }
  .why-grid { grid-template-columns: 1fr; }
  .tech-visual { margin-top: 2rem; }
  .team-grid { grid-template-columns: 1fr; max-width: 350px; margin: 0 auto; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .service-detail { grid-template-columns: 1fr; }
  .service-detail:nth-child(even) { direction: ltr; }
  .service-visual { height: 220px; }
}

@media (max-width: 768px) {
  .nav-links { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100vh;
    background: var(--navy); flex-direction: column; justify-content: center; align-items: center;
    gap: 2rem; z-index: 999;
  }
  .nav-links.open { display: flex; }
  .nav-links a { font-size: 1.3rem; color: var(--white); }
  .nav-toggle { display: block; z-index: 1001; }
  .nav-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
  .nav-toggle.open span:nth-child(2) { opacity: 0; }
  .nav-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }
  .cta-phone { display: none; }
  .hero { min-height: auto; padding: 8rem 0 4rem; }
  .hero-stats-grid { grid-template-columns: 1fr 1fr; max-width: 100%; }
  .stat-card { padding: 1.2rem; }
  .stat-number { font-size: 1.6rem; }
  .services-grid { grid-template-columns: 1fr; }
  .blog-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .section-pad { padding: 3.5rem 0; }
  .blog-content { margin: -1rem 1rem 3rem; padding: 1.5rem; }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 1.8rem; }
  .hero-buttons { flex-direction: column; align-items: center; }
  .btn { width: 100%; justify-content: center; }
  .trust-items { gap: 1.5rem; }
}

/* --- Animations --- */
@keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
.fade-in { opacity: 0; transform: translateY(30px); transition: opacity .6s ease, transform .6s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ============================================
   NAV DROPDOWN (Services)
   ============================================ */
.nav-dropdown { position: relative; }
.nav-dropdown > a { display: flex; align-items: center; gap: .3rem; }
.nav-dropdown > a::after { content: ''; display: inline-block; width: 0; height: 0; border-left: 4px solid transparent; border-right: 4px solid transparent; border-top: 4px solid currentColor; margin-left: 2px; transition: var(--transition); }
.nav-dropdown:hover > a::after { transform: rotate(180deg); }
.nav-dropdown-menu {
  position: absolute; top: calc(100% + 12px); left: 50%; transform: translateX(-50%) translateY(-6px);
  min-width: 240px; background: var(--white); border-radius: var(--radius);
  box-shadow: var(--shadow-lg); opacity: 0; visibility: hidden;
  transition: var(--transition); padding: .5rem 0; z-index: 100;
}
.nav-dropdown-menu::before { content: ''; position: absolute; top: -6px; left: 50%; transform: translateX(-50%); width: 12px; height: 12px; background: var(--white); rotate: 45deg; border-radius: 2px; }
.nav-dropdown:hover .nav-dropdown-menu { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.nav-dropdown-menu a { display: flex; align-items: center; gap: .7rem; padding: .65rem 1.2rem; color: var(--gray-600) !important; font-size: .88rem; font-weight: 500; white-space: nowrap; }
.nav-dropdown-menu a::after { display: none !important; }
.nav-dropdown-menu a:hover { background: var(--gray-50); color: var(--teal-dark) !important; }
.nav-dropdown-menu .dd-icon { font-size: 1.1rem; width: 24px; text-align: center; flex-shrink: 0; }

/* Mobile dropdown */
@media (max-width: 768px) {
  .nav-dropdown-menu { position: static; transform: none; opacity: 1; visibility: visible; box-shadow: none; background: transparent; min-width: auto; padding: 0; margin-top: .5rem; }
  .nav-dropdown-menu::before { display: none; }
  .nav-dropdown-menu a { color: rgba(255,255,255,.6) !important; font-size: 1rem; justify-content: center; padding: .4rem 0; }
  .nav-dropdown-menu a:hover { background: transparent; color: var(--teal) !important; }
}

/* ============================================
   BREADCRUMBS
   ============================================ */
.breadcrumbs {
  padding: .8rem 0; background: rgba(255,255,255,.03);
  border-bottom: 1px solid rgba(255,255,255,.06);
  position: relative; z-index: 2;
}
.breadcrumbs-inner { display: flex; align-items: center; gap: .5rem; font-size: .85rem; color: rgba(255,255,255,.4); flex-wrap: wrap; }
.breadcrumbs a { color: rgba(255,255,255,.5); }
.breadcrumbs a:hover { color: var(--teal); }
.breadcrumbs .sep { margin: 0 .15rem; }
.breadcrumbs .current { color: rgba(255,255,255,.8); font-weight: 500; }

/* Light breadcrumbs (for non-hero pages) */
.breadcrumbs-light { background: var(--gray-50); border-bottom: 1px solid var(--gray-200); }
.breadcrumbs-light .breadcrumbs-inner { color: var(--gray-400); }
.breadcrumbs-light a { color: var(--gray-500); }
.breadcrumbs-light a:hover { color: var(--teal-dark); }
.breadcrumbs-light .current { color: var(--gray-700); }

/* ============================================
   SERVICE TILES (photo-backed cards)
   ============================================ */
.service-tiles-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1.5rem;
}
.service-tile {
  position: relative; border-radius: var(--radius); overflow: hidden;
  height: 300px; cursor: pointer; transition: var(--transition);
  display: flex; flex-direction: column; justify-content: flex-end;
  background: var(--navy);
}
.service-tile:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.service-tile-bg {
  position: absolute; inset: 0; z-index: 0;
}
.service-tile-bg img {
  width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease;
}
.service-tile:hover .service-tile-bg img { transform: scale(1.08); }
.service-tile::after {
  content: ''; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(to top, rgba(10,22,40,.92) 0%, rgba(10,22,40,.4) 50%, rgba(10,22,40,.15) 100%);
  transition: var(--transition);
}
.service-tile:hover::after { background: linear-gradient(to top, rgba(0,119,182,.88) 0%, rgba(0,180,216,.35) 50%, rgba(0,119,182,.15) 100%); }
.service-tile-content { position: relative; z-index: 2; padding: 1.5rem; }
.service-tile-content h3 { color: var(--white); font-size: 1.2rem; margin-bottom: .4rem; }
.service-tile-content p { color: rgba(255,255,255,.7); font-size: .88rem; line-height: 1.5; margin: 0; }
.service-tile-arrow {
  position: absolute; top: 1rem; right: 1rem; z-index: 2;
  width: 36px; height: 36px; border-radius: 50%;
  background: rgba(255,255,255,.1); display: flex; align-items: center; justify-content: center;
  color: var(--white); font-size: .9rem; transition: var(--transition);
}
.service-tile:hover .service-tile-arrow { background: var(--white); color: var(--teal-dark); }

/* Individual service page */
.service-page-hero {
  background: linear-gradient(160deg, var(--navy), #0d2137);
  padding: 10rem 0 3rem; position: relative; overflow: hidden;
}
.service-page-hero::before { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse at 70% 30%, rgba(0,180,216,.06) 0%, transparent 60%); }
.service-page-hero .hero-icon { font-size: 4rem; margin-bottom: 1rem; opacity: .6; }
.service-page-hero h1 { color: var(--white); margin-bottom: 1rem; }
.service-page-hero p { color: rgba(255,255,255,.6); font-size: 1.15rem; max-width: 650px; }

.service-page-content { max-width: 820px; margin: 0 auto; }
.service-page-content h2 { margin: 2.5rem 0 1rem; }
.service-page-content p { font-size: 1.05rem; line-height: 1.8; color: var(--gray-600); }
.service-page-content ul { list-style: none; padding: 0; margin: 1.2rem 0; }
.service-page-content li { padding: .5rem 0; color: var(--gray-600); font-size: 1rem; display: flex; align-items: flex-start; gap: .6rem; }
.service-page-content li::before { content: ''; color: var(--teal); font-weight: 700; flex-shrink: 0; margin-top: .1rem; }

@media (max-width: 768px) {
  .service-tiles-grid { grid-template-columns: 1fr 1fr; }
  .service-tile { height: 240px; }
}
@media (max-width: 480px) {
  .service-tiles-grid { grid-template-columns: 1fr; }
}