/* =============================================
   REMITECH ENGINEERING & CONSTRUCTION
   Main Stylesheet - v2 (fully fixed)
   ============================================= */

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

:root {
  --crimson:    #6B1A2A;
  --crimson-dk: #4A0F1C;
  --crimson-lt: #8D2235;
  --gold:       #C9A94B;
  --navy:       #0E1F3D;
  --navy-lt:    #1A3060;
  --white:      #FFFFFF;
  --off-white:  #F6F4F0;
  --gray-lt:    #F0EEE9;
  --gray:       #9A9590;
  --gray-dk:    #4A4540;
  --text:       #1C1917;

  --font-display: 'Playfair Display', Georgia, serif;
  --font-body:    'Montserrat', Arial, sans-serif;

  --radius:    8px;
  --radius-lg: 16px;
  --shadow:    0 4px 24px rgba(0,0,0,0.10);
  --shadow-lg: 0 12px 48px rgba(0,0,0,0.18);

  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --nav-h: 72px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: var(--white);
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* --- Container --- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Sections --- */
.section { padding: 100px 0; }
.section-dark {
  background: var(--crimson-dk);
  color: var(--white);
  position: relative;
}
.bg-light { background: var(--off-white); }

/* --- Section Header --- */
.section-header { text-align: center; margin-bottom: 64px; }
.section-eyebrow {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--crimson);
  margin-bottom: 12px;
}
.section-eyebrow.light { color: var(--gold); }
.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--navy);
  margin-bottom: 20px;
}
.section-title.light { color: var(--white); }
.section-title .accent { color: var(--crimson); }
.section-desc {
  font-size: 1.05rem;
  color: var(--gray);
  max-width: 620px;
  margin: 0 auto;
}
.section-desc.light { color: rgba(255,255,255,0.72); }
.accent { color: var(--crimson); }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 50px;
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: var(--transition);
  cursor: pointer;
}
.btn-primary {
  background: var(--crimson);
  color: var(--white);
  box-shadow: 0 4px 20px rgba(107,26,42,0.30);
}
.btn-primary:hover {
  background: var(--crimson-lt);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(107,26,42,0.40);
}
.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.6);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.12);
  border-color: var(--white);
  transform: translateY(-2px);
}
.full-width { width: 100%; justify-content: center; }

/* --- Wave Dividers --- */
.wave-top {
  position: absolute;
  top: -1px; left: 0; right: 0;
  height: 80px;
  background: var(--crimson-dk);
  clip-path: ellipse(55% 100% at 50% 0%);
  z-index: 1;
}
.wave-bottom {
  position: absolute;
  bottom: -1px; left: 0; right: 0;
  height: 80px;
  background: var(--crimson-dk);
  clip-path: ellipse(55% 100% at 50% 100%);
  z-index: 1;
}
.section-dark .container { position: relative; z-index: 2; }

/* --- Reveal Animations --- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ============================================================
   TOP BAR
   ============================================================ */
.topbar {
  background: var(--navy);
  color: rgba(255,255,255,0.8);
  font-size: 0.8rem;
  padding: 9px 0;
}
.topbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.topbar-left, .topbar-right {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.topbar-left span, .topbar-right a {
  display: flex;
  align-items: center;
  gap: 6px;
  color: rgba(255,255,255,0.8);
  transition: color 0.2s;
}
.topbar-right a:hover { color: var(--gold); }

/* ============================================================
   NAVBAR — DESKTOP
   ============================================================ */
.navbar {
  position: sticky;
  top: 0;
  z-index: 999;
  border-bottom: 1px solid rgba(0,0,0,0.06);
  transition: box-shadow var(--transition);
}
/* Blur lives on a pseudo-element, not on .navbar itself.
   (backdrop-filter/filter on .navbar would create a new containing
   block for its position:fixed descendants — e.g. the mobile
   .nav-menu — breaking full-viewport fixed positioning on mobile.) */
.navbar::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: -1;
}
.navbar.scrolled { box-shadow: 0 2px 24px rgba(0,0,0,0.12); }

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-h);
}

/* Logo */
.logo {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
  text-decoration: none;
  flex-shrink: 0;
}
.logo-rec {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--crimson);
  letter-spacing: 2px;
}
.logo-sub {
  font-size: 0.58rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray);
}

/* Nav menu wrapper */
.nav-menu { display: flex; align-items: center; }

/* Nav Links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
}
.nav-link {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--gray-dk);
  padding: 8px 12px;
  border-radius: 6px;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
}
.nav-link:hover, .nav-link.active {
  color: var(--crimson);
  background: rgba(107,26,42,0.06);
}
.nav-link i {
  font-size: 0.6rem;
  transition: transform 0.25s;
  pointer-events: none;
}

/* ---- DROPDOWN FIX: bridge gap so cursor can travel to menu ---- */
.has-dropdown { position: relative; }

/* The invisible bridge fills the gap between nav-link and dropdown */
.has-dropdown::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  height: 12px;  /* matches top offset of dropdown */
  display: none;
}
.has-dropdown:hover::after { display: block; }

.dropdown {
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  position: absolute;
  top: calc(100% + 12px);
  left: 0;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  min-width: 220px;
  padding: 10px 0;
  border: 1px solid rgba(0,0,0,0.06);
  z-index: 1000;
  transition: opacity 0.2s ease, visibility 0.2s ease, transform 0.2s ease;
  transform: translateY(6px);
}

.has-dropdown:hover .dropdown,
.has-dropdown:focus-within .dropdown {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.has-dropdown:hover .nav-link i { transform: rotate(180deg); }

/* Mobile accordion list must stay hidden on desktop — it has no
   role until the mobile breakpoint's accordion JS/CSS takes over. */
.mobile-dropdown { display: none; }

.dropdown li a {
  display: block;
  padding: 10px 20px;
  font-size: 0.83rem;
  font-weight: 500;
  color: var(--gray-dk);
  transition: var(--transition);
}
.dropdown li a:hover {
  color: var(--crimson);
  background: rgba(107,26,42,0.05);
  padding-left: 26px;
}

/* Hamburger — hidden on desktop */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  z-index: 10001;
  position: relative;
}
.hamburger span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--crimson);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); background: var(--white); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); background: var(--white); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background:
    linear-gradient(to right, rgba(14,31,61,0.92) 50%, rgba(107,26,42,0.65) 100%),
    url("https://images.unsplash.com/photo-1473341304170-971dccb5ac1e?w=1600&q=80") center/cover no-repeat;
  overflow: hidden;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 80% 50%, rgba(107,26,42,0.25) 0%, transparent 70%);
  pointer-events: none;
}
.hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 120px 24px 220px;
}
.hero-content-inner { max-width: 620px; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(201,169,75,0.18);
  border: 1px solid rgba(201,169,75,0.5);
  color: var(--gold);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 8px 20px;
  border-radius: 50px;
  margin-bottom: 28px;
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 4.5rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.1;
  margin-bottom: 24px;
}
.hero-title .accent { color: var(--gold); }
.hero-sub {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.78);
  line-height: 1.7;
  margin-bottom: 40px;
  max-width: 520px;
}
.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; }

/* Hero scroll indicator */
.hero-scroll-indicator {
  position: absolute;
  bottom: 200px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}
.hero-scroll-indicator span {
  display: block;
  width: 2px;
  height: 56px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.8), transparent);
  margin: 0 auto;
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.8); }
  50% { opacity: 1; transform: scaleY(1); }
}

/* Hero stats bar */
.hero-stats {
  position: absolute;
  bottom: 0;
  left: 0; right: 0;
  z-index: 3;
  display: flex;
}
.stat-card {
  flex: 1;
  background: rgba(14,31,61,0.88);
  backdrop-filter: blur(12px);
  border-top: 3px solid var(--crimson);
  padding: 28px 20px;
  text-align: center;
  border-right: 1px solid rgba(255,255,255,0.08);
  transition: background var(--transition);
}
.stat-card:hover { background: rgba(107,26,42,0.75); }
.stat-card:last-child { border-right: none; }
.stat-num {
  font-family: var(--font-display);
  font-size: 2.6rem;
  font-weight: 700;
  color: var(--white);
}
.stat-plus {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--gold);
  vertical-align: super;
}
.stat-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  margin-top: 4px;
}

/* ============================================================
   ABOUT
   ============================================================ */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: start;
}
.about-img-wrap {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: visible;
  margin-bottom: 24px;
}
.about-img-placeholder {
  background: linear-gradient(135deg, var(--navy) 0%, var(--crimson-dk) 100%);
  border-radius: var(--radius-lg);
  height: 300px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: var(--white);
  font-size: 0.85rem;
  opacity: 0.85;
}
.about-img-placeholder i { font-size: 3rem; color: var(--gold); }
.about-badge-float {
  position: absolute;
  bottom: -18px;
  right: -18px;
  background: var(--gold);
  color: var(--navy);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 12px 18px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 6px 20px rgba(201,169,75,0.35);
}
.about-highlights {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 16px;
}
.highlight-item {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--gray-lt);
  border-radius: var(--radius);
  padding: 13px 16px;
  font-size: 0.87rem;
  font-weight: 600;
  color: var(--navy);
  border-left: 3px solid var(--crimson);
}
.highlight-item i { color: var(--crimson); font-size: 1rem; min-width: 18px; }
.about-text .section-eyebrow { text-align: left; }
.about-text .section-title { text-align: left; font-size: clamp(1.5rem, 2.5vw, 2.2rem); margin-bottom: 20px; }
.about-text p { color: var(--gray-dk); margin-bottom: 14px; font-size: 0.95rem; }
.about-mission {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin: 24px 0 28px;
}
.mission-card {
  background: var(--off-white);
  border-radius: var(--radius);
  padding: 18px;
  border-top: 2px solid var(--crimson);
}
.mission-card h4 {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--crimson);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.mission-card p { font-size: 0.83rem; color: var(--gray-dk); margin: 0; }

/* ============================================================
   SERVICES
   ============================================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: var(--radius-lg);
  padding: 36px 24px;
  text-align: center;
  transition: var(--transition);
}
.service-card:hover {
  background: rgba(255,255,255,0.12);
  transform: translateY(-6px);
  border-color: rgba(201,169,75,0.4);
}
.service-card.featured {
  background: rgba(255,255,255,0.96);
  border: none;
  box-shadow: 0 12px 48px rgba(0,0,0,0.25);
}
.service-card.featured h3 { color: var(--navy); }
.service-card.featured p { color: var(--gray-dk); }
.service-card.featured .service-icon { color: var(--crimson); background: rgba(107,26,42,0.1); }
.service-icon {
  width: 68px; height: 68px;
  border-radius: 50%;
  background: rgba(255,255,255,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--gold);
  margin: 0 auto 20px;
  transition: var(--transition);
}
.service-card:hover .service-icon { background: rgba(201,169,75,0.18); }
.service-card h3 { font-size: 1rem; font-weight: 700; color: var(--white); margin-bottom: 10px; }
.service-card p { font-size: 0.87rem; color: rgba(255,255,255,0.68); line-height: 1.7; }

/* ============================================================
   SOLUTIONS
   ============================================================ */
.solutions-list { display: flex; flex-direction: column; }
.solution-item {
  display: grid;
  grid-template-columns: 72px 1fr auto;
  align-items: center;
  gap: 28px;
  padding: 32px 16px;
  border-bottom: 1px solid rgba(0,0,0,0.08);
  transition: background var(--transition), padding var(--transition);
  border-radius: var(--radius);
}
.solution-item:first-child { border-top: 1px solid rgba(0,0,0,0.08); }
.solution-item:hover { background: var(--off-white); padding-left: 24px; }
.sol-number {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--crimson);
  opacity: 0.22;
  line-height: 1;
  transition: opacity var(--transition);
}
.solution-item:hover .sol-number { opacity: 0.65; }
.sol-content h3 { font-size: 1.15rem; font-weight: 700; color: var(--navy); margin-bottom: 6px; }
.sol-content p { font-size: 0.88rem; color: var(--gray); max-width: 540px; }
.sol-tags { display: flex; flex-direction: column; gap: 6px; min-width: 148px; }
.sol-tags span {
  background: rgba(107,26,42,0.08);
  color: var(--crimson);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 5px 10px;
  border-radius: 50px;
  text-align: center;
}

/* ============================================================
   PRODUCTS
   ============================================================ */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.product-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px 24px;
  border: 1px solid rgba(0,0,0,0.07);
  transition: var(--transition);
  text-align: center;
  box-shadow: var(--shadow);
}
.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--crimson);
}
.product-icon {
  width: 70px; height: 70px;
  border-radius: 50%;
  background: var(--crimson);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; color: var(--white);
  margin: 0 auto 20px;
  transition: var(--transition);
}
.product-card:hover .product-icon { background: var(--gold); }
.product-card h4 { font-size: 0.97rem; font-weight: 700; color: var(--navy); margin-bottom: 10px; }
.product-card p { font-size: 0.85rem; color: var(--gray); line-height: 1.6; }

/* ============================================================
   PROJECTS
   ============================================================ */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.project-card { border-radius: var(--radius-lg); overflow: hidden; cursor: pointer; }
.project-img {
  height: 260px;
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background-size: cover;
  background-position: center;
  transition: transform var(--transition);
}
.project-img:hover { transform: scale(1.02); }
.proj-img-1 { background: linear-gradient(135deg, #2C4A7C 0%, #1A3060 100%); }
.proj-img-2 { background: linear-gradient(135deg, #1A3060 0%, #6B1A2A 100%); }
.proj-img-3 { background: linear-gradient(135deg, #4A0F1C 0%, #6B1A2A 100%); }
.proj-img-4 { background: linear-gradient(135deg, #2A5C3F 0%, #1A4030 100%); }
.proj-img-5 { background: linear-gradient(135deg, #0E1F3D 0%, #1A3060 100%); }
.proj-img-6 { background: linear-gradient(135deg, #6B1A2A 0%, #8D2235 100%); }
.proj-img-1::before,.proj-img-2::before,.proj-img-3::before,
.proj-img-4::before,.proj-img-5::before,.proj-img-6::before {
  content: '';
  position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/svg%3E") repeat;
}
.proj-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.82) 0%, transparent 60%);
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: 22px;
  opacity: 0;
  transition: opacity var(--transition);
}
.project-img:hover .proj-overlay { opacity: 1; }
.proj-cat {
  display: inline-block;
  background: var(--crimson); color: var(--white);
  font-size: 0.66rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase;
  padding: 4px 12px; border-radius: 50px; margin-bottom: 8px; width: fit-content;
}
.proj-overlay h4 { color: var(--white); font-size: 0.97rem; font-weight: 700; margin-bottom: 4px; }
.proj-overlay p { color: rgba(255,255,255,0.72); font-size: 0.82rem; }
.proj-center-icon {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 2.8rem; color: rgba(255,255,255,0.25);
}

/* ============================================================
   PARTNERS
   ============================================================ */
.partners-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 16px;
}
.partner-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 30px 22px;
  border: 1px solid rgba(0,0,0,0.07);
  box-shadow: var(--shadow);
  transition: var(--transition);
}
.partner-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--gold); }
.partner-icon {
  width: 46px; height: 46px; border-radius: 50%;
  background: rgba(201,169,75,0.12);
  display: flex; align-items: center; justify-content: center;
  color: var(--gold); font-size: 1.1rem; margin-bottom: 8px;
}
.partner-country { font-size: 0.7rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--gold); margin-bottom: 8px; }
.partner-card h4 { font-size: 0.95rem; font-weight: 700; color: var(--navy); margin-bottom: 10px; line-height: 1.3; }
.partner-card p { font-size: 0.84rem; color: var(--gray); line-height: 1.6; }
.local-partners { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.local-partners span {
  background: var(--off-white);
  border: 1px solid rgba(107,26,42,0.15);
  color: var(--crimson);
  font-size: 0.82rem; font-weight: 600;
  padding: 10px 20px; border-radius: 50px;
  transition: var(--transition);
}
.local-partners span:hover { background: var(--crimson); color: var(--white); border-color: var(--crimson); }

/* ============================================================
   TEAM
   ============================================================ */
.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.team-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 28px 18px;
  text-align: center;
  border: 1px solid rgba(0,0,0,0.07);
  box-shadow: var(--shadow);
  transition: var(--transition);
}
.team-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--crimson); }
.team-avatar {
  width: 72px; height: 72px; border-radius: 50%;
  background: linear-gradient(135deg, var(--crimson), var(--navy));
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; color: var(--white); margin: 0 auto 14px;
}
.team-card h4 { font-size: 0.9rem; font-weight: 700; color: var(--navy); margin-bottom: 6px; }
.team-card span { font-size: 0.75rem; font-weight: 600; color: var(--crimson); letter-spacing: 0.04em; text-transform: uppercase; }

/* ============================================================
   CONTACT
   ============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 56px;
  align-items: start;
}
.contact-info { display: flex; flex-direction: column; gap: 22px; }
.contact-item { display: flex; gap: 16px; align-items: flex-start; }
.contact-icon {
  width: 44px; height: 44px; border-radius: 12px;
  background: rgba(255,255,255,0.12);
  display: flex; align-items: center; justify-content: center;
  color: var(--gold); font-size: 1rem; flex-shrink: 0; margin-top: 2px;
}
.contact-item h4 {
  font-size: 0.76rem; font-weight: 700; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--gold); margin-bottom: 4px;
}
.contact-item p { font-size: 0.88rem; color: rgba(255,255,255,0.78); line-height: 1.6; }
.contact-form {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg);
  padding: 40px;
}
.contact-form h3 { font-family: var(--font-display); font-size: 1.4rem; color: var(--white); margin-bottom: 26px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 16px; display: flex; flex-direction: column; }
.form-group label {
  font-size: 0.76rem; font-weight: 600; letter-spacing: 0.06em;
  text-transform: uppercase; color: rgba(255,255,255,0.7); margin-bottom: 7px;
}
.form-group input, .form-group textarea {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius);
  padding: 12px 14px;
  font-family: var(--font-body); font-size: 0.9rem; color: var(--white);
  transition: border-color var(--transition); resize: none;
}
.form-group input::placeholder, .form-group textarea::placeholder { color: rgba(255,255,255,0.35); }
.form-group input:focus, .form-group textarea:focus {
  outline: none; border-color: var(--gold);
  background: rgba(255,255,255,0.10);
}
.form-success {
  margin-top: 14px;
  background: rgba(40,180,100,0.15);
  border: 1px solid rgba(40,180,100,0.4);
  border-radius: var(--radius); padding: 13px 16px;
  color: #7EFFC0; font-size: 0.88rem;
  display: flex; align-items: center; gap: 10px;
}
.form-success.hidden { display: none; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer { background: var(--navy); color: rgba(255,255,255,0.75); padding: 72px 0 0; }
.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 52px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-logo { display: flex; flex-direction: column; margin-bottom: 14px; }
.footer-logo .logo-rec { font-size: 2rem; color: var(--gold); }
.footer-logo .logo-sub { font-size: 0.58rem; color: rgba(255,255,255,0.5); }
.footer-about { font-size: 0.87rem; line-height: 1.7; color: rgba(255,255,255,0.6); margin-bottom: 18px; }
.footer-socials { display: flex; gap: 10px; }
.footer-socials a {
  width: 38px; height: 38px; border-radius: 50%;
  background: rgba(255,255,255,0.08);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.6); font-size: 0.85rem;
  transition: var(--transition);
}
.footer-socials a:hover { background: var(--crimson); color: var(--white); }
.footer-col h5 {
  font-size: 0.73rem; font-weight: 700; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--white); margin-bottom: 18px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a { font-size: 0.86rem; color: rgba(255,255,255,0.6); transition: color var(--transition); }
.footer-col ul li a:hover { color: var(--gold); }
.footer-contact-list li {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 0.84rem; color: rgba(255,255,255,0.6); line-height: 1.5;
}
.footer-contact-list li i { color: var(--gold); min-width: 16px; margin-top: 3px; }
.footer-bottom { text-align: center; padding: 20px 0; font-size: 0.8rem; color: rgba(255,255,255,0.35); }

/* ============================================================
   BACK TO TOP
   ============================================================ */
.back-to-top {
  position: fixed; bottom: 32px; right: 32px;
  width: 48px; height: 48px;
  background: var(--crimson); color: var(--white);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  box-shadow: 0 4px 20px rgba(107,26,42,0.40);
  opacity: 0; pointer-events: none;
  transform: translateY(16px);
  transition: var(--transition); z-index: 888;
}
.back-to-top.visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.back-to-top:hover { background: var(--crimson-lt); transform: translateY(-3px); }

/* ============================================================
   RESPONSIVE — 1200px (large screens with tight nav)
   ============================================================ */
@media (max-width: 1200px) {
  .nav-link { font-size: 0.72rem; padding: 8px 9px; }
}

/* ============================================================
   RESPONSIVE — 1024px (tablets landscape)
   ============================================================ */
@media (max-width: 1024px) {
  .about-grid { gap: 40px; }
  .team-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 36px; }
  .nav-link { font-size: 0.7rem; padding: 7px 8px; letter-spacing: 0.02em; }
  .logo-rec { font-size: 1.5rem; }
  .logo-sub { font-size: 0.55rem; }
}

/* ============================================================
   RESPONSIVE — 900px (tablets portrait)
   ============================================================ */
@media (max-width: 900px) {
  .section { padding: 80px 0; }
  .services-grid { grid-template-columns: 1fr 1fr; }
  .products-grid { grid-template-columns: 1fr 1fr; }
  .partners-grid { grid-template-columns: 1fr 1fr; }
  .projects-grid { grid-template-columns: 1fr 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .about-visual { order: 2; }
  .about-text { order: 1; }
  .solution-item { grid-template-columns: 60px 1fr; }
  .sol-tags { display: none; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-stats { flex-wrap: wrap; }
  .stat-card { flex: 1 1 calc(50% - 1px); }
  .hero-scroll-indicator { display: none; }
}

/* ============================================================
   RESPONSIVE — 768px (mobile — hamburger kicks in)
   ============================================================ */
@media (max-width: 768px) {
  .topbar { display: none; }
  .section { padding: 64px 0; }
  .section-header { margin-bottom: 44px; }

  /* --- Hamburger --- */
  .hamburger { display: flex; }

  /* When the mobile menu is open, the navbar (housing the logo and
     the hamburger/X toggle) must out-rank .nav-menu as a WHOLE, not
     just via the hamburger's own z-index — because .navbar already
     establishes its own stacking context (position:sticky + z-index),
     so descendants can never individually out-stack a sibling context
     that sits higher (nav-menu, now reparented to <body> at 10000).
     Bumping .navbar itself above 10000 is what actually fixes it. */
  body.nav-open .navbar {
    z-index: 10002;
  }
  body.nav-open .navbar::before {
    background-color: #0A142D; /* switch the strip dark so the
      white X (styled for a dark backdrop) stays visible/legible */
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }

  /* --- Full-screen mobile menu --- */
  .nav-menu {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: #0A142D; /* fully opaque — no alpha, so it can never let content bleed through */
    opacity: 1;
    filter: none;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    isolation: isolate; /* fresh stacking context, immune to any ancestor blend/filter oddities */
    z-index: 10000;
    flex-direction: column;
    justify-content: flex-start;
    align-items: stretch;
    padding: calc(var(--nav-h) + 16px) 0 32px;
    overflow-y: auto;
  }
  .nav-menu.open { display: flex; }

  .nav-links {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    width: 100%;
    padding: 8px 20px;
  }

  /* Hide hover dropdown on mobile entirely — must be display:none,
     not just visibility:hidden, or it still reserves its layout
     space (since it's forced into normal flow via position:static),
     pushing a big gap after every item that has a dropdown. */
  .has-dropdown .dropdown {
    display: none !important;
    visibility: hidden !important;
    opacity: 0 !important;
    pointer-events: none !important;
    transform: none !important;
    transition: none !important;
  }

  .nav-link {
    color: rgba(255,255,255,0.85);
    font-size: 0.95rem;
    padding: 14px 16px;
    width: 100%;
    border-radius: var(--radius);
    justify-content: space-between;
  }
  .nav-link:hover, .nav-link.active {
    color: var(--gold);
    background: rgba(255,255,255,0.07);
  }

  /* Mobile accordion dropdown */
  .has-dropdown .mobile-dropdown {
    display: none;
    flex-direction: column;
    background: rgba(255,255,255,0.05);
    border-radius: var(--radius);
    margin: 2px 0 6px;
    overflow: hidden;
  }
  .has-dropdown.expanded .mobile-dropdown { display: flex; }
  .has-dropdown.expanded .nav-link i { transform: rotate(180deg); }
  .mobile-dropdown li a {
    display: block;
    padding: 11px 20px 11px 28px;
    font-size: 0.85rem;
    font-weight: 500;
    color: rgba(255,255,255,0.65);
    transition: var(--transition);
    border-left: 2px solid transparent;
  }
  .mobile-dropdown li a:hover {
    color: var(--gold);
    border-left-color: var(--gold);
    background: rgba(255,255,255,0.04);
  }

  /* Close button inside mobile menu */
  .mobile-close-btn {
    position: absolute;
    top: 18px; right: 20px;
    background: rgba(255,255,255,0.1);
    color: var(--white);
    border-radius: 50%;
    width: 40px; height: 40px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1rem; z-index: 10001;
  }

  /* Layout fixes */
  .hero-content { padding: 100px 20px 200px; }
  .hero-title { font-size: clamp(2rem, 8vw, 3rem); }
  .hero-sub { font-size: 0.95rem; }
  .hero-cta { gap: 12px; }
  .hero-stats { position: relative; bottom: auto; flex-wrap: wrap; }
  .stat-card { flex: 1 1 calc(50% - 1px); padding: 22px 16px; }
  .stat-num { font-size: 2rem; }

  .services-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .products-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .team-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .projects-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
  .partners-grid { grid-template-columns: 1fr; }
  .about-mission { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .form-row { grid-template-columns: 1fr; }
  .contact-form { padding: 28px 20px; }
  .solution-item { grid-template-columns: 48px 1fr; gap: 16px; }
  .sol-number { font-size: 2.2rem; }
}

/* ============================================================
   RESPONSIVE — 540px
   ============================================================ */
@media (max-width: 540px) {
  .services-grid { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-card { flex: 1 1 50%; }
  .hero-cta { flex-direction: column; }
  .hero-cta .btn { width: 100%; justify-content: center; }
  .project-img { height: 220px; }
  .about-img-placeholder { height: 240px; }
  .about-badge-float { right: 0; bottom: -14px; font-size: 0.7rem; padding: 10px 14px; }
}

/* ============================================================
   RESPONSIVE — 400px
   ============================================================ */
@media (max-width: 400px) {
  .container { padding: 0 16px; }
  .logo-rec { font-size: 1.3rem; }
  .logo-sub { display: none; }
  .team-grid { grid-template-columns: 1fr; }
  .stat-card { flex: 1 1 100%; }
  .hero-content { padding: 90px 16px 180px; }
  .stat-num { font-size: 1.8rem; }
  .back-to-top { bottom: 16px; right: 16px; width: 42px; height: 42px; }
}