/* ===== ANK HYDRO LIMITED — Master Stylesheet ===== */
/* Brand: Navy #0A1F3F | Cyan #00AEEF | Orange #FF8C00 | Gold #F5A623 | Green #4CAF50 */

@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;600;700;800;900&family=Open+Sans:wght@400;500;600;700&display=swap');

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

:root {
  --navy: #0A1F3F;
  --navy-light: #122D54;
  --cyan: #00AEEF;
  --cyan-light: #E8F7FE;
  --orange: #FF8C00;
  --orange-hover: #FFB347;
  --gold: #F5A623;
  --green: #4CAF50;
  --white: #FFFFFF;
  --gray-50: #F8FAFC;
  --gray-100: #F1F5F9;
  --gray-200: #E2E8F0;
  --gray-300: #CBD5E1;
  --gray-400: #94A3B8;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1E293B;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.08);
  --shadow: 0 4px 16px rgba(0,0,0,.08);
  --shadow-lg: 0 12px 40px rgba(0,0,0,.12);
  --shadow-xl: 0 20px 60px rgba(0,0,0,.15);
  --radius: 12px;
  --radius-lg: 20px;
  --transition: .3s cubic-bezier(.4,0,.2,1);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Open Sans', system-ui, -apple-system, sans-serif;
  background: var(--white);
  color: var(--gray-700);
  line-height: 1.7;
  font-size: 16px;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Montserrat', system-ui, sans-serif;
  color: var(--navy);
  line-height: 1.25;
  font-weight: 700;
}

a { color: var(--cyan); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--orange); }
img { max-width: 100%; height: auto; display: block; }
img[loading="lazy"] {
  opacity: 0;
  transition: opacity .5s ease;
}
img[loading="lazy"].loaded {
  opacity: 1;
}
ul { list-style: none; }

.container { width: min(1200px, 92%); margin: 0 auto; }

/* ---------- Utility ---------- */
.text-center { text-align: center; }
.text-white { color: var(--white); }
.text-cyan { color: var(--cyan); }
.text-orange { color: var(--orange); }
.text-navy { color: var(--navy); }
.bg-navy { background: var(--navy); }
.bg-gray { background: var(--gray-50); }
.mt-1 { margin-top: .5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.gap-1 { gap: .5rem; }
.gap-2 { gap: 1rem; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .75rem 1.5rem;
  border-radius: 8px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: .9rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  line-height: 1.4;
}

.btn-primary {
  background: var(--orange);
  color: var(--white);
  border-color: var(--orange);
}
.btn-primary:hover {
  background: var(--orange-hover);
  border-color: var(--orange-hover);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(255,140,0,.35);
}

.btn-secondary {
  background: var(--white);
  color: var(--navy);
  border-color: var(--navy);
}
.btn-secondary:hover {
  background: var(--navy);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: var(--white);
}
.btn-outline:hover {
  background: var(--white);
  color: var(--navy);
  transform: translateY(-2px);
}

.btn-cyan {
  background: var(--cyan);
  color: var(--white);
  border-color: var(--cyan);
}
.btn-cyan:hover {
  background: #009AD6;
  border-color: #009AD6;
  color: var(--white);
  transform: translateY(-2px);
}

.btn-lg { padding: 1rem 2rem; font-size: 1rem; }
.btn-sm { padding: .5rem 1rem; font-size: .8rem; }

/* ---------- Eyebrow / Label ---------- */
.eyebrow {
  color: var(--cyan);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: .8rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  margin-bottom: .5rem;
}

.section-header {
  max-width: 680px;
  margin-bottom: 2.5rem;
}
.section-header.centered {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}
.section-header h2 {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  margin-bottom: .5rem;
}
.section-header p:not(.eyebrow) {
  color: var(--gray-600);
  font-size: 1.05rem;
}

/* ---------- Header / Navigation ---------- */
.site-header {
  background: var(--navy);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 4px 20px rgba(0,0,0,.2);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: .75rem 0;
  position: relative;
}

.brand {
  display: flex;
  align-items: center;
  gap: .65rem;
  flex-shrink: 0;
}

.logo {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  overflow: hidden;
}
.logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.brand-text h1 {
  font-size: 1.05rem;
  color: var(--white);
  margin-bottom: .1rem;
  white-space: nowrap;
}
.brand-text p {
  font-size: .7rem;
  color: rgba(255,255,255,.75);
  white-space: nowrap;
}

/* Desktop nav */
.nav-links {
  display: flex;
  align-items: center;
  gap: .25rem;
}
.nav-links a {
  color: rgba(255,255,255,.9);
  font-family: 'Montserrat', sans-serif;
  font-size: .85rem;
  font-weight: 600;
  padding: .45rem .75rem;
  border-radius: 6px;
  transition: var(--transition);
}
.nav-links a:hover,
.nav-links a.active {
  background: rgba(255,255,255,.12);
  color: var(--white);
}

.nav-cta {
  flex-shrink: 0;
}

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: .5rem;
}
.menu-toggle span {
  display: block;
  width: 24px;
  height: 2.5px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
  margin: 5px 0;
}
.menu-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Phone badge in header */
.header-phone {
  display: none;
  align-items: center;
  gap: .4rem;
  color: var(--white);
  font-weight: 600;
  font-size: .85rem;
}
.header-phone svg { flex-shrink: 0; }

/* ---------- Wave Divider ---------- */
.wave-divider {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  line-height: 0;
  z-index: 2;
}
.wave-divider svg {
  width: 100%;
  height: 60px;
  display: block;
}

/* ---------- Hero Section ---------- */
.hero {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 40%, #0D2A4A 100%);
  position: relative;
  overflow: hidden;
  padding: 5rem 0 6rem;
}
.hero-bg-pattern {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 80% 20%, rgba(0,174,239,.12) 0%, transparent 50%),
    radial-gradient(circle at 20% 80%, rgba(255,140,0,.08) 0%, transparent 50%),
    radial-gradient(circle at 50% 50%, rgba(0,174,239,.04) 0%, transparent 80%);
  /* subtle grid dots */
  background-size: cover, cover, cover;
}
.hero-bg-pattern::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 200%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(0,174,239,.03), transparent);
  animation: heroShimmer 8s ease-in-out infinite;
}
@keyframes heroShimmer {
  0%, 100% { transform: translateX(0); }
  50% { transform: translateX(25%); }
}
.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -100px;
  width: 500px;
  height: 500px;
  border: 1px solid rgba(0,174,239,.08);
  border-radius: 50%;
}
.hero::after {
  content: '';
  position: absolute;
  top: 50px;
  right: 50px;
  width: 300px;
  height: 300px;
  border: 1px solid rgba(0,174,239,.06);
  border-radius: 50%;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 3rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content { color: var(--white); }
.hero-content .eyebrow { color: var(--gold); }
.hero-content h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  color: var(--white);
  margin-bottom: 1rem;
  line-height: 1.15;
}
.hero-content > p {
  font-size: 1.1rem;
  color: rgba(255,255,255,.85);
  max-width: 52ch;
  margin-bottom: 1.5rem;
}

.hero-actions {
  display: flex;
  gap: .75rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.hero-phone {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  color: var(--white);
  font-weight: 700;
  font-size: 1.05rem;
}
.hero-phone svg { color: var(--green); }

.hero-visual {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
}

.hero-card {
  background: rgba(255,255,255,.08);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: var(--radius-lg);
  padding: 2rem;
  text-align: center;
  color: var(--white);
  max-width: 360px;
  width: 100%;
}
.hero-card-badge {
  display: inline-block;
  background: var(--orange);
  color: var(--white);
  font-family: 'Montserrat', sans-serif;
  font-size: .65rem;
  font-weight: 800;
  padding: .3rem .75rem;
  border-radius: 20px;
  letter-spacing: .05em;
  text-transform: uppercase;
  margin-bottom: .75rem;
}
.hero-card svg {
  margin-bottom: .5rem;
}
.hero-card .price-tag {
  font-family: 'Montserrat', sans-serif;
  font-size: 2rem;
  font-weight: 900;
  color: var(--gold);
  margin: .5rem 0;
}
.hero-card h3 {
  color: var(--white);
  font-size: 1.15rem;
  margin-bottom: .5rem;
}
.hero-card p { color: rgba(255,255,255,.8); font-size: .9rem; }

.hero-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: .75rem;
  width: 100%;
  max-width: 360px;
}
.hero-stat {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius);
  padding: 1rem;
  text-align: center;
  color: var(--white);
}
.hero-stat .stat-number {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--cyan);
  display: block;
}
.hero-stat .stat-label {
  font-size: .75rem;
  color: rgba(255,255,255,.7);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .05em;
}

/* ---------- Page Hero (inner pages) ---------- */
.page-hero {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
  padding: 4rem 0 3rem;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(0,174,239,.12) 0%, transparent 70%);
  border-radius: 50%;
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero .eyebrow { color: var(--gold); }
.page-hero h1 {
  color: var(--white);
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  margin-bottom: .5rem;
}
.page-hero p {
  color: rgba(255,255,255,.8);
  font-size: 1.1rem;
  max-width: 60ch;
}
.page-hero .breadcrumb {
  margin-top: 1rem;
  font-size: .85rem;
}
.page-hero .breadcrumb a { color: rgba(255,255,255,.6); }
.page-hero .breadcrumb a:hover { color: var(--white); }
.page-hero .breadcrumb span { color: rgba(255,255,255,.4); margin: 0 .5rem; }

/* ---------- Sections ---------- */
.section {
  padding: 4.5rem 0;
}
.section-sm {
  padding: 3rem 0;
}

/* ---------- Grids ---------- */
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.5rem; }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.5rem; }
.grid-4 { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.5rem; }

/* ---------- Cards ---------- */
.card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 1.75rem;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid var(--gray-200);
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.card h3 {
  font-size: 1.1rem;
  margin-bottom: .5rem;
}
.card p {
  color: var(--gray-600);
  font-size: .95rem;
}

/* Service Card with icon */
.service-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid var(--gray-200);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--cyan), var(--orange));
  opacity: 0;
  transition: var(--transition);
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: var(--cyan);
}
.service-card:hover::before { opacity: 1; }

.service-icon {
  width: 56px;
  height: 56px;
  background: var(--cyan-light);
  border-radius: 12px;
  display: grid;
  place-items: center;
  margin-bottom: 1rem;
  color: var(--cyan);
  font-size: 1.5rem;
  transition: var(--transition);
}
.service-card:hover .service-icon {
  background: var(--cyan);
  color: var(--white);
}

.service-card h3 { font-size: 1.1rem; margin-bottom: .5rem; }
.service-card p { color: var(--gray-600); font-size: .9rem; margin-bottom: 1rem; }
.service-card .card-link {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: .85rem;
  color: var(--cyan);
  display: inline-flex;
  align-items: center;
  gap: .3rem;
}
.service-card .card-link:hover { color: var(--orange); gap: .6rem; }

/* Value Proposition Cards */
.value-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 1.5rem;
  text-align: center;
  box-shadow: var(--shadow);
  border: 1px solid var(--gray-200);
  transition: var(--transition);
}
.value-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: var(--cyan);
}
.value-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--cyan), #0088CC);
  border-radius: 10px;
  display: grid;
  place-items: center;
  color: var(--white);
  font-size: 1.3rem;
  margin: 0 auto 1rem;
}
.value-card h3 { font-size: 1rem; margin-bottom: .3rem; }
.value-card p { font-size: .85rem; color: var(--gray-600); }

/* Package Cards */
.package-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow);
  border: 2px solid var(--gray-200);
  transition: var(--transition);
  position: relative;
}
.package-card:hover {
  border-color: var(--orange);
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}
.package-card.featured {
  border-color: var(--orange);
  background: linear-gradient(to bottom, #FFF8ED, var(--white));
}
.package-card.featured::before {
  content: 'POPULAR';
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--orange);
  color: var(--white);
  font-family: 'Montserrat', sans-serif;
  font-size: .65rem;
  font-weight: 800;
  padding: .3rem .7rem;
  border-radius: 20px;
  letter-spacing: .05em;
}
.package-card h3 { font-size: 1.2rem; margin-bottom: .5rem; }
.package-price {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--orange);
  margin: .5rem 0;
}
.package-price small {
  font-size: .55em;
  font-weight: 600;
  color: var(--gray-600);
}
.package-specs {
  list-style: none;
  margin: 1rem 0;
  padding: 0;
}
.package-specs li {
  padding: .4rem 0;
  font-size: .9rem;
  color: var(--gray-600);
  border-bottom: 1px solid var(--gray-100);
  display: flex;
  align-items: center;
  gap: .5rem;
}
.package-specs li::before {
  content: '✓';
  color: var(--green);
  font-weight: 700;
  flex-shrink: 0;
}

/* ---------- Process / Steps ---------- */
.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  counter-reset: step;
}
.process-step {
  text-align: center;
  position: relative;
  counter-increment: step;
}
.process-step::before {
  content: counter(step);
  display: flex;
  width: 48px;
  height: 48px;
  background: var(--navy);
  color: var(--white);
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 1.1rem;
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
}
.process-step h3 { font-size: .95rem; margin-bottom: .3rem; }
.process-step p { font-size: .85rem; color: var(--gray-600); }

/* ---------- Stats / Counters ---------- */
.stats-bar {
  background: var(--navy);
  padding: 3rem 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 2rem;
  text-align: center;
  color: var(--white);
}
.stat-item .stat-number {
  font-family: 'Montserrat', sans-serif;
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--cyan);
  display: block;
}
.stat-item .stat-label {
  font-size: .9rem;
  color: rgba(255,255,255,.7);
  margin-top: .25rem;
}

/* ---------- Testimonials ---------- */
.testimonial-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow);
  border: 1px solid var(--gray-200);
}
.testimonial-text {
  font-style: italic;
  color: var(--gray-700);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 1rem;
  position: relative;
  padding-left: 1.5rem;
}
.testimonial-text::before {
  content: '"';
  position: absolute;
  left: 0;
  top: -.3rem;
  font-family: 'Montserrat', sans-serif;
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--cyan);
  line-height: 1;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: .75rem;
}
.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--cyan-light);
  display: grid;
  place-items: center;
  color: var(--cyan);
  font-weight: 700;
  font-size: 1.1rem;
  flex-shrink: 0;
}
.testimonial-info strong { display: block; font-size: .9rem; color: var(--navy); }
.testimonial-info span { font-size: .8rem; color: var(--gray-400); }
.testimonial-stars { color: var(--gold); font-size: .85rem; margin-bottom: .5rem; }

/* ---------- CTA Banner ---------- */
.cta-banner {
  background: linear-gradient(135deg, var(--navy), var(--navy-light));
  padding: 4rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--cyan), var(--orange), var(--gold));
}
.cta-banner h2 {
  color: var(--white);
  font-size: clamp(1.4rem, 3vw, 2rem);
  margin-bottom: .5rem;
}
.cta-banner p {
  color: rgba(255,255,255,.8);
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
  max-width: 55ch;
  margin-left: auto;
  margin-right: auto;
}
.cta-banner .cta-actions {
  display: flex;
  justify-content: center;
  gap: .75rem;
  flex-wrap: wrap;
}
.cta-phone {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  color: var(--white);
  font-weight: 700;
  font-size: 1.1rem;
  margin-top: 1.5rem;
}

/* ---------- FAQ Accordion ---------- */
.faq-item {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  margin-bottom: .75rem;
  overflow: hidden;
  transition: var(--transition);
}
.faq-item:hover { border-color: var(--cyan); }
.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 1.25rem 1.5rem;
  text-align: left;
  font-family: 'Montserrat', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  color: var(--navy);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}
.faq-question:hover { color: var(--cyan); }
.faq-icon {
  font-size: 1.5rem;
  font-weight: 300;
  transition: var(--transition);
  flex-shrink: 0;
  color: var(--cyan);
}
.faq-item.active .faq-icon { transform: rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s ease;
}
.faq-answer-inner {
  padding: 0 1.5rem 1.25rem;
  color: var(--gray-600);
  line-height: 1.8;
}

/* ---------- Forms ---------- */
.form-group {
  margin-bottom: 1.25rem;
}
.form-group label {
  display: block;
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: .9rem;
  color: var(--navy);
  margin-bottom: .4rem;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  border: 2px solid var(--gray-200);
  border-radius: 8px;
  padding: .75rem 1rem;
  font-size: .95rem;
  font-family: 'Open Sans', sans-serif;
  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(--cyan);
  box-shadow: 0 0 0 4px rgba(0,174,239,.12);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1rem;
}

/* ---------- Blog Cards ---------- */
.blog-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--gray-200);
  transition: var(--transition);
}
.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.blog-thumb {
  height: 200px;
  background: linear-gradient(135deg, var(--cyan-light), var(--gray-100));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--cyan);
  font-size: 2.5rem;
}
.blog-body {
  padding: 1.5rem;
}
.blog-category {
  font-family: 'Montserrat', sans-serif;
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--cyan);
  margin-bottom: .5rem;
}
.blog-body h3 {
  font-size: 1.05rem;
  margin-bottom: .5rem;
}
.blog-body p {
  font-size: .9rem;
  color: var(--gray-600);
  margin-bottom: .75rem;
}
.blog-meta {
  font-size: .8rem;
  color: var(--gray-400);
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy);
  color: rgba(255,255,255,.85);
  padding: 3.5rem 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 2rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.footer-brand h3 {
  color: var(--white);
  font-size: 1.2rem;
  margin-bottom: .5rem;
}
.footer-brand p {
  font-size: .9rem;
  color: rgba(255,255,255,.6);
  margin-bottom: .75rem;
}
.footer-contact-item {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: .9rem;
  margin-bottom: .5rem;
}
.footer-contact-item svg { color: var(--cyan); flex-shrink: 0; }
.footer-contact-item a { color: rgba(255,255,255,.85); }
.footer-contact-item a:hover { color: var(--white); }

.site-footer h4 {
  color: var(--white);
  font-size: .95rem;
  margin-bottom: 1rem;
  position: relative;
  padding-bottom: .5rem;
}
.site-footer h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--orange);
}
.footer-links li { margin-bottom: .6rem; }
.footer-links a {
  color: rgba(255,255,255,.7);
  font-size: .9rem;
  transition: var(--transition);
}
.footer-links a:hover {
  color: var(--white);
  padding-left: .3rem;
}

.footer-social {
  display: flex;
  gap: .5rem;
  margin-top: .75rem;
}
.footer-social a {
  width: 38px;
  height: 38px;
  border-radius: 8px;
  background: rgba(255,255,255,.08);
  display: grid;
  place-items: center;
  color: rgba(255,255,255,.7);
  transition: var(--transition);
}
.footer-social a:hover {
  background: var(--cyan);
  color: var(--white);
}

.footer-bottom {
  padding: 1.25rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: .5rem;
}
.footer-bottom p {
  font-size: .85rem;
  color: rgba(255,255,255,.5);
}
.footer-bottom-links {
  display: flex;
  gap: 1.5rem;
}
.footer-bottom-links a {
  font-size: .85rem;
  color: rgba(255,255,255,.5);
}
.footer-bottom-links a:hover { color: var(--white); }

/* ---------- WhatsApp Floating Button ---------- */
.whatsapp-float {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 999;
  width: 60px;
  height: 60px;
  background: #25D366;
  border-radius: 50%;
  display: grid;
  place-items: center;
  box-shadow: 0 6px 24px rgba(37,211,102,.4);
  transition: var(--transition);
  color: var(--white);
  animation: waPulse 3s ease-in-out infinite;
}
.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 30px rgba(37,211,102,.5);
  color: var(--white);
}
@keyframes waPulse {
  0%, 100% { box-shadow: 0 6px 24px rgba(37,211,102,.4); }
  50% { box-shadow: 0 6px 30px rgba(37,211,102,.6), 0 0 0 12px rgba(37,211,102,.1); }
}
.whatsapp-float svg { width: 30px; height: 30px; }

/* WhatsApp tooltip */
.whatsapp-tooltip {
  position: fixed;
  bottom: 5rem;
  right: 1.5rem;
  background: var(--white);
  color: var(--navy);
  padding: .6rem 1rem;
  border-radius: 8px;
  box-shadow: var(--shadow-lg);
  font-size: .85rem;
  font-weight: 600;
  z-index: 998;
  opacity: 0;
  transform: translateY(10px);
  transition: var(--transition);
  pointer-events: none;
}
.whatsapp-float:hover + .whatsapp-tooltip {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Back to Top ---------- */
.back-to-top {
  position: fixed;
  bottom: 1.5rem;
  left: 1.5rem;
  width: 44px;
  height: 44px;
  background: var(--navy);
  color: var(--white);
  border: none;
  border-radius: 50%;
  display: grid;
  place-items: center;
  cursor: pointer;
  z-index: 90;
  opacity: 0;
  transform: translateY(20px);
  transition: var(--transition);
  box-shadow: var(--shadow);
}
.back-to-top.visible {
  opacity: 1;
  transform: translateY(0);
}
.back-to-top:hover {
  background: var(--cyan);
  transform: translateY(-2px);
}

/* ---------- Map ---------- */
.map-container {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  margin-top: 2rem;
}
.map-container iframe {
  width: 100%;
  height: 350px;
  border: 0;
}

/* ---------- Content Sections (About, Services detail) ---------- */
.content-section {
  max-width: 800px;
}
.content-section h3 {
  font-size: 1.3rem;
  margin: 2rem 0 .75rem;
}
.content-section p {
  margin-bottom: 1rem;
  color: var(--gray-600);
}
.content-section ul {
  list-style: none;
  margin-bottom: 1.5rem;
}
.content-section ul li {
  padding: .4rem 0;
  padding-left: 1.5rem;
  position: relative;
  color: var(--gray-600);
}
.content-section ul li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--cyan);
  font-weight: 700;
}

/* Team cards */
.team-card {
  text-align: center;
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow);
  border: 1px solid var(--gray-200);
}
.team-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan-light), var(--gray-100));
  display: grid;
  place-items: center;
  margin: 0 auto 1rem;
  color: var(--cyan);
  font-size: 2rem;
  font-weight: 700;
}
.team-card h3 { font-size: 1rem; margin-bottom: .2rem; }
.team-card .team-role {
  color: var(--cyan);
  font-size: .85rem;
  font-weight: 600;
}
.team-card p { font-size: .85rem; color: var(--gray-600); margin-top: .5rem; }

/* ---------- Animations ---------- */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .6s ease, transform .6s ease;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* stagger children */
.stagger-children .fade-up:nth-child(1) { transition-delay: 0s; }
.stagger-children .fade-up:nth-child(2) { transition-delay: .1s; }
.stagger-children .fade-up:nth-child(3) { transition-delay: .2s; }
.stagger-children .fade-up:nth-child(4) { transition-delay: .3s; }
.stagger-children .fade-up:nth-child(5) { transition-delay: .4s; }
.stagger-children .fade-up:nth-child(6) { transition-delay: .5s; }
.stagger-children .fade-up:nth-child(7) { transition-delay: .6s; }
.stagger-children .fade-up:nth-child(8) { transition-delay: .7s; }
.stagger-children .fade-up:nth-child(9) { transition-delay: .8s; }

/* Counter animation */
@keyframes countUp {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-content > p { margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .hero-phone { justify-content: center; }
  .hero-visual { margin-top: 1rem; }
  .hero-stats { max-width: 320px; margin: 0 auto; }
  .hero-card { margin: 0 auto; }

  .site-header { overflow: visible; position: sticky; }
  .nav-wrap { position: relative; }
  .menu-toggle { display: block; z-index: 1010; }
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--navy);
    flex-direction: column;
    padding: 1rem;
    box-shadow: 0 12px 30px rgba(0,0,0,.3);
    border-top: 1px solid rgba(255,255,255,.1);
    z-index: 1005;
  }
  .nav-links.open { display: flex !important; visibility: visible !important; opacity: 1 !important; }
  .nav-links a {
    padding: .75rem 1rem;
    width: 100%;
    text-align: left;
    color: var(--white);
    font-size: 1rem;
  }
  .nav-cta { display: none; }
  .header-phone { display: flex; }

  .section { padding: 3rem 0; }
}

@media (max-width: 640px) {
  body { font-size: 15px; }
  .hero { padding: 3rem 0 2.5rem; }
  .page-hero { padding: 3rem 0 2rem; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { justify-content: center; text-align: center; }
  .footer-bottom-links { justify-content: center; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .form-grid { grid-template-columns: 1fr; }
}

@media (max-width: 420px) {
  .grid-4 { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: 1fr 1fr; gap: .5rem; }
}

/* ---------- Project Images ---------- */
.service-img {
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 280px;
  position: relative;
}
.service-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
}

/* About image */
.about-img {
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 300px;
  position: relative;
}
.about-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
}

/* ---------- Project Gallery ---------- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
}
.gallery-item {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  aspect-ratio: 4/3;
  cursor: pointer;
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.gallery-item:hover img {
  transform: scale(1.08);
}
.gallery-item .gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10,31,63,.7) 0%, transparent 60%);
  display: flex;
  align-items: flex-end;
  padding: 1.25rem;
  opacity: 0.4;
  transition: opacity .3s ease;
}
.gallery-item:hover .gallery-overlay {
  opacity: 1;
}
.gallery-overlay p {
  color: var(--white);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: .9rem;
}

/* Video gallery */
.gallery-item video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.gallery-item .play-icon {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 56px;
  height: 56px;
  background: rgba(255,255,255,.9);
  border-radius: 50%;
  display: grid;
  place-items: center;
  z-index: 2;
  transition: var(--transition);
  pointer-events: none;
}
.gallery-item:hover .play-icon {
  background: var(--orange);
  color: var(--white);
}
.play-icon svg {
  width: 24px;
  height: 24px;
  margin-left: 3px;
}

/* ---------- Hero Banner ---------- */
.hero-banner {
  padding: 0;
  background: var(--navy);
  overflow: hidden;
}
.hero-banner-img {
  width: 100%;
  height: auto;
  display: block;
  max-height: 600px;
  object-fit: contain;
}

/* ---------- Hero Image Background (legacy) ---------- */
.hero-image-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-image-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .45;
}

/* ---------- Lightbox ---------- */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.9);
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}
.lightbox.active {
  display: flex;
}
.lightbox img,
.lightbox video {
  max-width: 90vw;
  max-height: 85vh;
  border-radius: var(--radius);
  object-fit: contain;
}
.lightbox-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: rgba(255,255,255,.15);
  border: none;
  color: var(--white);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  font-size: 1.5rem;
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: var(--transition);
}
.lightbox-close:hover {
  background: var(--orange);
}