/* ============================================================
   BlueSeas Technologies — Main Stylesheet
   ============================================================ */

/* 1. CSS Variables & Reset
-------------------------------------------------------------- */
:root {
  --primary:       #0a2744;
  --secondary:     #0077b6;
  --accent:        #00b4d8;
  --accent-light:  #caf0f8;
  --white:         #ffffff;
  --off-white:     #f6f9fc;
  --light-gray:    #e8edf3;
  --medium-gray:   #94a3b8;
  --text-dark:     #1e293b;
  --text-mid:      #475569;
  --gradient:      linear-gradient(135deg, #0a2744 0%, #0077b6 60%, #00b4d8 100%);
  --gradient-card: linear-gradient(135deg, #0077b6, #00b4d8);
  --shadow-sm:     0 2px 8px rgba(10,39,68,.08);
  --shadow:        0 4px 24px rgba(10,39,68,.12);
  --shadow-lg:     0 12px 48px rgba(10,39,68,.18);
  --radius:        14px;
  --radius-sm:     8px;
  --transition:    .3s ease;
  --nav-height:    72px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  color: var(--text-dark);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

/* 2. Typography
-------------------------------------------------------------- */
h1 { font-size: clamp(2rem, 5vw, 3.2rem); font-weight: 800; line-height: 1.15; }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); font-weight: 700; line-height: 1.2; }
h3 { font-size: 1.25rem; font-weight: 600; line-height: 1.3; }
h4 { font-size: 1.05rem; font-weight: 600; }
p  { color: var(--text-mid); line-height: 1.75; }

.text-accent  { color: var(--accent); }
.text-white   { color: var(--white); }
.text-center  { text-align: center; }

/* 3. Utility
-------------------------------------------------------------- */
.container {
  width: min(1200px, 90%);
  margin-inline: auto;
}

.section {
  padding: 96px 0;
}
.section-sm { padding: 64px 0; }

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 60px;
}
.section-header .eyebrow {
  display: inline-block;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-light);
  padding: .3em .9em;
  border-radius: 999px;
  margin-bottom: 14px;
}
.section-header h2 { margin-bottom: 16px; color: var(--primary); }
.section-header p  { font-size: 1.05rem; }

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: 8px;
  font-size: .95rem;
  font-weight: 600;
  transition: var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--accent);
  color: var(--primary);
}
.btn-primary:hover { background: #00c8f0; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,180,216,.35); }
.btn-outline {
  border: 2px solid rgba(255,255,255,.6);
  color: var(--white);
}
.btn-outline:hover { background: rgba(255,255,255,.12); border-color: var(--white); }
.btn-dark {
  background: var(--primary);
  color: var(--white);
}
.btn-dark:hover { background: #0e3460; transform: translateY(-2px); box-shadow: var(--shadow); }

/* 4. Navigation
-------------------------------------------------------------- */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-height);
  z-index: 1000;
  background: transparent;
  transition: background var(--transition), box-shadow var(--transition);
}
.navbar.scrolled {
  background: var(--primary);
  box-shadow: 0 2px 20px rgba(0,0,0,.25);
}
.navbar .container {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.nav-logo-icon {
  width: 42px;
  height: 42px;
  background: var(--gradient-card);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  font-weight: 800;
  color: white;
  flex-shrink: 0;
}
/* Real logo image — used in navbar & footer */
.nav-logo-img {
  height: 38px;
  width: auto;
  display: block;
  /* The logo has a transparent background; brighten slightly for dark nav */
  filter: brightness(1.1);
}
.footer .nav-logo-img {
  height: 34px;
  filter: brightness(1.1);
}
.nav-brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}
.nav-brand-text span:first-child {
  font-size: 1rem;
  font-weight: 800;
  color: white;
  letter-spacing: -.01em;
}
.nav-brand-text span:last-child {
  font-size: .65rem;
  font-weight: 400;
  color: rgba(255,255,255,.65);
  letter-spacing: .04em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-item {
  position: relative;
}
.nav-link {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 8px 14px;
  font-size: .9rem;
  font-weight: 500;
  color: rgba(255,255,255,.88);
  border-radius: 6px;
  transition: var(--transition);
}
.nav-link:hover, .nav-link.active { color: var(--white); background: rgba(255,255,255,.1); }
.nav-link svg { width: 14px; height: 14px; transition: transform var(--transition); }
.nav-item:hover .nav-link svg { transform: rotate(180deg); }

/* Dropdown */
.dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  background: var(--white);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  min-width: 220px;
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
  border: 1px solid var(--light-gray);
}
.nav-item:hover .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.dropdown a {
  display: block;
  padding: 9px 14px;
  font-size: .88rem;
  color: var(--text-mid);
  border-radius: 6px;
  font-weight: 500;
  transition: var(--transition);
}
.dropdown a:hover { background: var(--off-white); color: var(--secondary); }

.nav-cta {
  margin-left: 12px;
  padding: 10px 20px;
  background: var(--accent);
  color: var(--primary) !important;
  border-radius: 8px;
  font-weight: 700;
}
.nav-cta:hover { background: #00c8f0; transform: translateY(-1px); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  cursor: pointer;
}
.nav-toggle span {
  width: 24px;
  height: 2px;
  background: white;
  border-radius: 2px;
  transition: var(--transition);
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile Nav */
.mobile-nav {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0; right: 0;
  background: var(--primary);
  padding: 20px;
  max-height: calc(100vh - var(--nav-height));
  overflow-y: auto;
  z-index: 999;
  border-top: 1px solid rgba(255,255,255,.1);
}
.mobile-nav.open { display: block; }
.mobile-nav a {
  display: block;
  padding: 12px 16px;
  color: rgba(255,255,255,.85);
  font-size: .95rem;
  font-weight: 500;
  border-radius: 6px;
  transition: var(--transition);
}
.mobile-nav a:hover { background: rgba(255,255,255,.1); color: white; }
.mobile-nav .mobile-section {
  border-top: 1px solid rgba(255,255,255,.08);
  margin-top: 6px;
  padding-top: 6px;
}
.mobile-nav .mobile-sub a {
  padding-left: 32px;
  font-size: .88rem;
  color: rgba(255,255,255,.65);
}
.mobile-nav .section-label {
  display: block;
  padding: 12px 16px 4px;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--accent);
}

/* 5. Hero — Home
-------------------------------------------------------------- */
.hero {
  min-height: 100vh;
  background: var(--gradient);
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: var(--nav-height);
}
.hero::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='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%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/g%3E%3C/svg%3E");
}
.hero-waves {
  position: absolute;
  bottom: 0; left: 0; right: 0;
}
.hero .container {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 64px;
  padding: 80px 0;
}
.hero-content { color: white; }
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(0,180,216,.15);
  border: 1px solid rgba(0,180,216,.3);
  padding: .4em 1em;
  border-radius: 999px;
  margin-bottom: 20px;
}
.hero-content h1 { margin-bottom: 24px; }
.hero-content h1 span { color: var(--accent); }
.hero-content p {
  color: rgba(255,255,255,.8);
  font-size: 1.1rem;
  max-width: 520px;
  margin-bottom: 40px;
}
.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 56px;
  padding-top: 40px;
  border-top: 1px solid rgba(255,255,255,.15);
}
.stat-item .number {
  font-size: 2.2rem;
  font-weight: 800;
  color: white;
  line-height: 1;
}
.stat-item .label {
  font-size: .82rem;
  color: rgba(255,255,255,.6);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: .08em;
}

/* Hero Visual */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero-card-cluster {
  position: relative;
  width: 380px;
  height: 420px;
}
.hero-card {
  position: absolute;
  background: rgba(255,255,255,.08);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: var(--radius);
  padding: 28px;
  transition: var(--transition);
}
.hero-card.card-main {
  width: 280px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
}
.hero-card.card-top-right {
  width: 180px;
  top: 0;
  right: 0;
  animation: float 4s ease-in-out infinite;
}
.hero-card.card-bottom-left {
  width: 170px;
  bottom: 0;
  left: 0;
  animation: float 5s ease-in-out 1s infinite;
}
.hc-icon {
  width: 56px; height: 56px;
  background: var(--gradient-card);
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 16px;
  font-size: 1.6rem;
}
.hc-title { font-size: 1rem; font-weight: 700; color: white; margin-bottom: 6px; }
.hc-desc  { font-size: .8rem; color: rgba(255,255,255,.65); }
.hc-small-icon { font-size: 1.4rem; margin-bottom: 10px; }
.hc-small-title { font-size: .85rem; font-weight: 600; color: white; }
.hc-small-val   { font-size: 1.3rem; font-weight: 800; color: var(--accent); }

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-12px); }
}

/* 6. Page Hero (inner pages)
-------------------------------------------------------------- */
.page-hero {
  background: var(--gradient);
  padding: calc(var(--nav-height) + 64px) 0 64px;
  position: relative;
  overflow: hidden;
}
.page-hero::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0; right: 0;
  height: 60px;
  background: var(--white);
  clip-path: ellipse(55% 100% at 50% 100%);
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero-content { color: white; max-width: 700px; }
.page-hero-content .eyebrow {
  display: inline-block;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(0,180,216,.15);
  border: 1px solid rgba(0,180,216,.3);
  padding: .35em .9em;
  border-radius: 999px;
  margin-bottom: 16px;
}
.page-hero-content h1 { margin-bottom: 16px; }
.page-hero-content p { color: rgba(255,255,255,.8); font-size: 1.05rem; max-width: 560px; }

/* Breadcrumb */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 24px;
  font-size: .85rem;
  color: rgba(255,255,255,.55);
}
.breadcrumb a { color: rgba(255,255,255,.75); transition: var(--transition); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb span.sep { color: rgba(255,255,255,.35); }
.breadcrumb span.current { color: var(--accent); }

/* 7. Cards
-------------------------------------------------------------- */
.card {
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--light-gray);
  transition: var(--transition);
  overflow: hidden;
}
.card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: transparent;
}
.card-body { padding: 32px; }

/* Service Card */
.service-card {
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--light-gray);
  padding: 36px 28px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: var(--gradient-card);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}
.service-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.service-card:hover::before { transform: scaleX(1); }
.service-icon {
  width: 64px; height: 64px;
  background: var(--accent-light);
  border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.8rem;
  margin-bottom: 24px;
  transition: var(--transition);
}
.service-card:hover .service-icon { background: var(--gradient-card); }
.service-card h3 { color: var(--primary); margin-bottom: 12px; }
.service-card p  { font-size: .92rem; margin-bottom: 20px; }
.service-features { display: flex; flex-direction: column; gap: 8px; }
.service-features li {
  display: flex; align-items: center; gap: 10px;
  font-size: .88rem; color: var(--text-mid);
}
.service-features li::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  flex-shrink: 0;
}

/* Project Card */
.project-card {
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--light-gray);
  overflow: hidden;
  transition: var(--transition);
}
.project-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.project-card-banner {
  height: 200px;
  background: var(--gradient);
  position: relative;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.project-card-banner .proj-icon {
  font-size: 4rem;
  opacity: .9;
}
.project-tag {
  position: absolute;
  top: 16px; right: 16px;
  background: var(--accent);
  color: var(--primary);
  font-size: .72rem;
  font-weight: 700;
  padding: .3em .8em;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: .08em;
}
.project-card-body { padding: 28px; }
.project-card-body h3 { color: var(--primary); margin-bottom: 10px; }
.project-card-body p  { font-size: .92rem; margin-bottom: 20px; }
.project-meta {
  display: flex; gap: 16px; flex-wrap: wrap;
  padding-top: 16px;
  border-top: 1px solid var(--light-gray);
}
.project-meta span {
  font-size: .8rem;
  color: var(--medium-gray);
  display: flex; align-items: center; gap: 5px;
}
.project-meta span strong { color: var(--secondary); }

/* Client Card */
.client-card {
  background: var(--white);
  border-radius: var(--radius);
  border: 2px solid var(--light-gray);
  padding: 40px 32px;
  text-align: center;
  transition: var(--transition);
}
.client-card:hover { border-color: var(--accent); box-shadow: var(--shadow); transform: translateY(-4px); }
.client-logo-wrap {
  width: 88px; height: 88px;
  background: var(--gradient);
  border-radius: 22px;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 20px;
  font-size: 2.2rem;
}
.client-card h3 { color: var(--primary); margin-bottom: 8px; }
.client-card p  { font-size: .9rem; }

/* Team Card */
.team-card {
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--light-gray);
  padding: 32px 24px;
  text-align: center;
  transition: var(--transition);
}
.team-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.team-avatar {
  width: 96px; height: 96px;
  background: var(--gradient);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 2rem;
  font-weight: 800;
  color: white;
  margin: 0 auto 20px;
  border: 4px solid var(--accent-light);
}
.team-card h3 { color: var(--primary); margin-bottom: 4px; }
.team-role {
  font-size: .85rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: 12px;
}
.team-card p { font-size: .88rem; }
.team-socials {
  display: flex; justify-content: center; gap: 10px;
  margin-top: 20px;
}
.team-socials a {
  width: 36px; height: 36px;
  background: var(--off-white);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: .85rem;
  color: var(--secondary);
  transition: var(--transition);
}
.team-socials a:hover { background: var(--secondary); color: white; }

/* 8. Tabs (About page)
-------------------------------------------------------------- */
.tabs-wrap { margin-top: -20px; }
.tab-nav {
  display: flex;
  gap: 4px;
  border-bottom: 2px solid var(--light-gray);
  margin-bottom: 48px;
  flex-wrap: wrap;
}
.tab-btn {
  padding: 14px 24px;
  font-size: .92rem;
  font-weight: 600;
  color: var(--text-mid);
  border-radius: 8px 8px 0 0;
  transition: var(--transition);
  position: relative;
  bottom: -2px;
  border-bottom: 2px solid transparent;
  cursor: pointer;
}
.tab-btn:hover { color: var(--secondary); }
.tab-btn.active { color: var(--secondary); border-bottom-color: var(--secondary); background: rgba(0,119,182,.05); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* 9. Values / Feature Grid
-------------------------------------------------------------- */
.value-card {
  display: flex;
  gap: 20px;
  padding: 28px;
  background: var(--off-white);
  border-radius: var(--radius);
  border: 1px solid var(--light-gray);
  transition: var(--transition);
}
.value-card:hover { background: white; box-shadow: var(--shadow); }
.value-icon {
  width: 52px; height: 52px;
  background: var(--gradient-card);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
}
.value-text h4 { color: var(--primary); margin-bottom: 6px; }
.value-text p  { font-size: .88rem; }

/* 10. Career
-------------------------------------------------------------- */
.job-card {
  background: var(--white);
  border: 1px solid var(--light-gray);
  border-radius: var(--radius);
  padding: 28px 32px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  transition: var(--transition);
}
.job-card:hover { box-shadow: var(--shadow); border-color: var(--accent); }
.job-info { flex: 1; }
.job-title { font-size: 1.1rem; font-weight: 700; color: var(--primary); margin-bottom: 8px; }
.job-meta {
  display: flex; gap: 16px; flex-wrap: wrap;
  margin-bottom: 12px;
}
.job-badge {
  font-size: .75rem;
  font-weight: 600;
  padding: .25em .8em;
  border-radius: 999px;
  background: var(--accent-light);
  color: var(--secondary);
}
.job-badge.full-time { background: #dcfce7; color: #16a34a; }
.job-badge.remote    { background: #fef3c7; color: #d97706; }
.job-desc { font-size: .9rem; }

/* 11. Contact
-------------------------------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 48px;
  align-items: start;
}
.contact-info-card {
  background: var(--gradient);
  color: white;
  border-radius: var(--radius);
  padding: 40px 36px;
}
.contact-info-card h3 { color: white; margin-bottom: 8px; }
.contact-info-card > p { color: rgba(255,255,255,.75); margin-bottom: 36px; }
.contact-detail {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
}
.ci-icon {
  width: 44px; height: 44px;
  background: rgba(255,255,255,.12);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}
.ci-text { font-size: .9rem; }
.ci-text strong { display: block; color: rgba(255,255,255,.55); font-size: .75rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; margin-bottom: 2px; }
.ci-text span { color: white; }

.contact-form-card {
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--light-gray);
  padding: 40px 36px;
  box-shadow: var(--shadow-sm);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: .85rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 6px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--light-gray);
  border-radius: 8px;
  font-size: .93rem;
  font-family: inherit;
  color: var(--text-dark);
  transition: var(--transition);
  background: var(--white);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0,180,216,.12);
}
.form-group textarea { resize: vertical; min-height: 130px; }

/* 12. Footer
-------------------------------------------------------------- */
.footer {
  background: var(--primary);
  color: rgba(255,255,255,.7);
}
.footer-top {
  padding: 80px 0 56px;
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 48px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.footer-brand .footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}
.footer-brand p { font-size: .9rem; max-width: 300px; margin-bottom: 28px; }
.footer-social {
  display: flex; gap: 10px;
}
.footer-social a {
  width: 38px; height: 38px;
  background: rgba(255,255,255,.08);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: .95rem;
  color: rgba(255,255,255,.7);
  transition: var(--transition);
}
.footer-social a:hover { background: var(--accent); color: var(--primary); }

.footer-col h4 {
  color: white;
  font-size: .9rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  margin-bottom: 20px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col a {
  font-size: .88rem;
  color: rgba(255,255,255,.6);
  transition: var(--transition);
}
.footer-col a:hover { color: var(--accent); padding-left: 4px; }

.footer-bottom {
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: .83rem;
}
.footer-bottom a { color: rgba(255,255,255,.5); }
.footer-bottom a:hover { color: var(--accent); }

/* 13. Home-specific sections
-------------------------------------------------------------- */
.about-strip {
  background: var(--off-white);
  border-radius: var(--radius);
  padding: 48px 52px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.about-strip-img {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--gradient);
  display: flex; align-items: center; justify-content: center;
  font-size: 6rem;
}
.about-strip-content .eyebrow {
  display: inline-block;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-light);
  padding: .3em .9em;
  border-radius: 999px;
  margin-bottom: 14px;
}
.about-strip-content h2 { color: var(--primary); margin-bottom: 16px; }
.about-strip-content p  { margin-bottom: 16px; }
.about-strip-content .check-list {
  display: flex; flex-direction: column; gap: 10px; margin: 24px 0 32px;
}
.about-strip-content .check-list li {
  display: flex; align-items: center; gap: 12px; font-size: .92rem; color: var(--text-mid);
}
.check-list li::before {
  content: '✓';
  width: 24px; height: 24px;
  background: var(--accent-light);
  color: var(--secondary);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: .75rem;
  font-weight: 800;
  flex-shrink: 0;
}

/* CTA Banner */
.cta-banner {
  background: var(--gradient);
  border-radius: var(--radius);
  padding: 64px 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  right: -80px; top: -80px;
  width: 400px; height: 400px;
  background: rgba(255,255,255,.04);
  border-radius: 50%;
}
.cta-banner-text h2 { color: white; margin-bottom: 12px; }
.cta-banner-text p  { color: rgba(255,255,255,.75); max-width: 500px; }
.cta-banner-actions { display: flex; gap: 16px; flex-shrink: 0; }

/* Solution highlight */
.solution-highlight {
  background: var(--gradient);
  border-radius: var(--radius);
  padding: 48px;
  color: white;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.solution-highlight h2 { color: white; margin-bottom: 16px; }
.solution-highlight p  { color: rgba(255,255,255,.8); margin-bottom: 28px; }
.sh-features { display: flex; flex-direction: column; gap: 16px; margin-bottom: 32px; }
.sh-feature {
  display: flex; align-items: flex-start; gap: 14px;
}
.sh-dot {
  width: 32px; height: 32px;
  background: rgba(255,255,255,.15);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}
.sh-feature h4 { color: white; font-size: .95rem; margin-bottom: 3px; }
.sh-feature p  { color: rgba(255,255,255,.7); font-size: .85rem; }
.solution-visual {
  display: flex; align-items: center; justify-content: center;
  font-size: 8rem;
  background: rgba(255,255,255,.07);
  border-radius: var(--radius);
  aspect-ratio: 1;
  border: 1px solid rgba(255,255,255,.12);
}

/* Testimonial */
.testimonial-card {
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--light-gray);
  padding: 36px 32px;
  transition: var(--transition);
}
.testimonial-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.testimonial-quote { font-size: 3rem; color: var(--accent-light); line-height: 1; margin-bottom: 16px; }
.testimonial-text { font-size: .95rem; color: var(--text-mid); line-height: 1.7; margin-bottom: 24px; font-style: italic; }
.testimonial-author { display: flex; align-items: center; gap: 14px; }
.testimonial-avatar {
  width: 48px; height: 48px;
  background: var(--gradient);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800;
  color: white;
  font-size: .9rem;
  flex-shrink: 0;
}
.testimonial-name { font-weight: 700; font-size: .92rem; color: var(--primary); }
.testimonial-title { font-size: .8rem; color: var(--medium-gray); }

/* Numbered steps */
.steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; position: relative; }
.steps-grid::before {
  content: '';
  position: absolute;
  top: 36px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: var(--light-gray);
  z-index: 0;
}
.step-item { text-align: center; position: relative; z-index: 1; }
.step-num {
  width: 72px; height: 72px;
  background: var(--white);
  border: 3px solid var(--accent);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--primary);
  margin: 0 auto 20px;
  position: relative;
}
.step-item h4 { color: var(--primary); margin-bottom: 8px; }
.step-item p  { font-size: .88rem; }

/* Bg variations */
.bg-light { background: var(--off-white); }
.bg-primary { background: var(--primary); }

/* 14. Responsive
-------------------------------------------------------------- */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .hero .container { gap: 40px; }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid::before { display: none; }
}

@media (max-width: 900px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .about-strip { grid-template-columns: 1fr; gap: 36px; }
  .contact-grid { grid-template-columns: 1fr; }
  .solution-highlight { grid-template-columns: 1fr; }
  .solution-visual { display: none; }
  .cta-banner { flex-direction: column; text-align: center; }
  .cta-banner-actions { justify-content: center; }
}

@media (max-width: 768px) {
  :root { --nav-height: 64px; }
  .nav-links { display: none; }
  .nav-toggle { display: flex; }

  .hero .container { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .hero-stats { gap: 24px; flex-wrap: wrap; }

  .grid-2,
  .grid-3 { grid-template-columns: 1fr; }

  .form-row { grid-template-columns: 1fr; }

  .footer-top { grid-template-columns: 1fr 1fr; }

  .cta-banner { padding: 40px 28px; }
  .about-strip { padding: 32px 24px; }
}

@media (max-width: 480px) {
  .section { padding: 64px 0; }
  .footer-top { grid-template-columns: 1fr; }
  .hero-stats { gap: 20px; }
  .steps-grid { grid-template-columns: 1fr; }
  .job-card { flex-direction: column; }
}

/* 15. Animations & scroll reveal
-------------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }
.reveal-delay-4 { transition-delay: .4s; }

/* Back to top */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px; height: 48px;
  background: var(--secondary);
  color: white;
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  box-shadow: var(--shadow);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: 990;
}
.back-to-top.visible { opacity: 1; visibility: visible; }
.back-to-top:hover { background: var(--primary); transform: translateY(-3px); }