/* ═══════════════════════════════════════════════
   INDOTECH SERVICES — MAIN STYLESHEET
   style.css
   ═══════════════════════════════════════════════ */

/* ── RESET & VARIABLES ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --navy:        #0f2a4a;
  --navy-mid:    #1a3d6b;
  --blue:        #1a6bab;
  --accent:      #e07b00;
  --body-bg:     #f4f7fb;
  --surface:     #ffffff;
  --surface-2:   #eef2f7;
  --border:      #d0dcea;
  --text-main:   #0f2a4a;
  --text-muted:  #4a6380;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Barlow', sans-serif;
  background: var(--body-bg);
  color: var(--text-main);
  overflow-x: hidden;
}

/* ════════════════════════════════
   NAVBAR
   ════════════════════════════════ */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 5%;
  height: 72px;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow 0.3s, background 0.3s;
  box-shadow: 0 1px 20px rgba(15, 42, 74, 0.07);
}
nav.scrolled {
  box-shadow: 0 4px 30px rgba(15, 42, 74, 0.12);
  background: rgba(255, 255, 255, 0.99);
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}
.logo-img {
  height: 44px;
  width: auto;
  object-fit: contain;
  display: block;
}
.logo-text {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 800;
  font-size: 1.35rem;
  color: var(--navy);
  letter-spacing: 0.04em;
  line-height: 1;
}
.logo-text .lt {
  display: block;
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-top: 2px;
}

/* Nav links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  list-style: none;
}
.nav-links > li > a {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--navy);
  text-decoration: none;
  padding: 7px 14px;
  border-radius: 5px;
  transition: color 0.2s, background 0.2s;
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-links > li > a:hover { color: var(--blue); background: rgba(26, 107, 171, 0.07); }
.nav-links > li > a.active { color: var(--blue); }

/* Dropdown */
.dropdown { position: relative; }
.chevron {
  width: 12px; height: 12px;
  stroke: currentColor; fill: none; stroke-width: 2.5;
  transition: transform 0.2s;
  vertical-align: middle;
}
.dropdown:hover .chevron { transform: rotate(180deg); }
.dropdown { position: relative; }
.dropdown-menu {
  display: none;
  position: absolute;
  top: 100%; left: 0;
  /* padding-top acts as invisible bridge so cursor moving diagonally
     from the trigger to the menu doesn't break the hover state */
  padding: 12px 0 8px;
  margin-top: -2px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  min-width: 310px;
  box-shadow: 0 20px 60px rgba(15, 42, 74, 0.14);
  z-index: 200;
}
.dropdown:hover .dropdown-menu { display: block; }
.dropdown-menu a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 18px;
  font-size: 0.85rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s, background 0.2s, padding-left 0.2s;
}
.dropdown-menu a::before {
  content: '';
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--border);
  flex-shrink: 0;
  transition: background 0.2s;
}
.dropdown-menu a:hover { color: var(--blue); background: rgba(26, 107, 171, 0.05); padding-left: 22px; }
.dropdown-menu a:hover::before { background: var(--blue); }
.dropdown-divider { height: 1px; background: var(--border); margin: 6px 0; }

/* CTA button */
.nav-cta {
  background: var(--blue) !important;
  color: #fff !important;
  border-radius: 6px !important;
  font-weight: 700 !important;
  padding: 8px 18px !important;
}
.nav-cta:hover { background: var(--navy) !important; }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 6px;
  border-radius: 6px;
  transition: background 0.2s;
}
.hamburger:hover { background: var(--surface-2); }
.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--navy);
  border-radius: 2px;
  transition: all 0.3s;
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: 72px; left: 0; right: 0;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 10px 30px rgba(15, 42, 74, 0.1);
  padding: 16px 5% 28px;
  z-index: 999;
  max-height: calc(100vh - 72px);
  overflow-y: auto;
}
.mobile-menu.open { display: block; }
.mobile-menu > a {
  display: block;
  padding: 13px 0;
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--navy);
  text-decoration: none;
  border-bottom: 1px solid var(--border);
}
.mobile-menu > a.active,
.mobile-menu > a:hover { color: var(--blue); }
.mobile-services-toggle {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 13px 0;
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--navy);
  border-bottom: 1px solid var(--border);
  cursor: pointer;
}
.mobile-services-toggle svg {
  width: 16px; height: 16px;
  transition: transform 0.3s;
  stroke: var(--text-muted);
  fill: none;
  stroke-width: 2.5;
}
.mobile-services-toggle.open svg { transform: rotate(180deg); }
.mobile-sub {
  display: none;
  padding: 6px 0 6px 14px;
  border-bottom: 1px solid var(--border);
}
.mobile-sub.open { display: block; }
.mobile-sub a {
  display: block;
  padding: 10px 0;
  font-size: 0.88rem;
  color: var(--text-muted);
  text-decoration: none;
  border-bottom: 1px solid rgba(208, 220, 234, 0.5);
}
.mobile-sub a:last-child { border-bottom: none; }
.mobile-sub a:hover { color: var(--blue); }

/* ════════════════════════════════
   SHARED PAGE UTILITIES
   ════════════════════════════════ */
section { padding: 100px 5%; }

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}
.section-label::before {
  content: '';
  width: 24px; height: 2px;
  background: var(--accent);
}

.section-title {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  text-transform: uppercase;
  line-height: 1;
  margin-bottom: 20px;
}

/* Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--accent);
  color: #fff;
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 14px 28px;
  border-radius: 6px;
  text-decoration: none;
  transition: background 0.2s, transform 0.2s;
}
.btn-primary:hover { background: var(--navy); transform: translateY(-2px); }

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: transparent;
  color: var(--navy);
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 13px 28px;
  border-radius: 6px;
  border: 1.5px solid var(--navy-mid);
  text-decoration: none;
  transition: border-color 0.2s, color 0.2s, background 0.2s, transform 0.2s;
}
.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(224, 123, 0, 0.05);
  transform: translateY(-2px);
}

/* ════════════════════════════════
   HERO
   ════════════════════════════════ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding: 100px 5% 60px;
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 60% 40%, rgba(26, 107, 171, 0.1) 0%, transparent 65%),
    radial-gradient(ellipse 50% 50% at 85% 70%, rgba(224, 123, 0, 0.06) 0%, transparent 60%),
    linear-gradient(160deg, #e8f0fb 0%, #dce8f5 50%, #eef4fc 100%);
}
.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(26, 107, 171, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26, 107, 171, 0.08) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 0%, transparent 100%);
}
.hero-accent-bar {
  position: absolute;
  top: 0; left: 5%;
  width: 3px; height: 40%;
  background: linear-gradient(to bottom, var(--accent), transparent);
}
.hero-content { position: relative; z-index: 2; max-width: 700px; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(224, 123, 0, 0.1);
  border: 1px solid rgba(224, 123, 0, 0.3);
  border-radius: 30px;
  padding: 6px 16px;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 28px;
  animation: fadeUp 0.7s ease both;
}
.hero-badge::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.4); }
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero h1 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: clamp(3rem, 8vw, 6.5rem);
  font-weight: 800;
  line-height: 0.92;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  margin-bottom: 24px;
  animation: fadeUp 0.7s 0.1s ease both;
}
.hero h1 .accent { color: var(--accent); }
.hero h1 .outline {
  -webkit-text-stroke: 2px rgba(15, 42, 74, 0.25);
  color: transparent;
}
.hero-desc {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--text-muted);
  max-width: 520px;
  margin-bottom: 40px;
  font-weight: 300;
  animation: fadeUp 0.7s 0.2s ease both;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  animation: fadeUp 0.7s 0.3s ease both;
}

.hero-stats {
  position: absolute;
  bottom: 60px; right: 5%;
  display: flex;
  gap: 40px;
  animation: fadeUp 0.7s 0.5s ease both;
}
.stat { text-align: center; }
.stat-num {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}
.stat-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: 4px;
}
.stat-divider { width: 1px; background: var(--border); }

.scroll-hint {
  position: absolute;
  bottom: 30px; left: 5%;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-muted);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.scroll-hint-line { width: 40px; height: 1px; background: var(--text-muted); }

/* ════════════════════════════════
   ABOUT
   ════════════════════════════════ */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.about-image { position: relative; }
.about-image-main {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  border-radius: 10px;
  filter: brightness(0.88) saturate(0.9);
}
.about-image-card {
  position: absolute;
  bottom: -24px; right: -24px;
  background: var(--accent);
  padding: 20px 24px;
  border-radius: 8px;
  box-shadow: 0 8px 30px rgba(224, 123, 0, 0.3);
}
.about-image-card .num {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 2.5rem;
  font-weight: 800;
  color: #fff;
  line-height: 1;
}
.about-image-card .txt {
  font-size: 0.8rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.85);
  letter-spacing: 0.05em;
}
.about-image-border {
  position: absolute;
  top: -16px; left: -16px; right: 16px; bottom: 16px;
  border: 2px solid rgba(26, 107, 171, 0.2);
  border-radius: 10px;
  z-index: -1;
}
.about-text p {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--text-muted);
  margin-bottom: 32px;
}
.pillars {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 16px;
  margin-top: 32px;
}
.pillar {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px 16px;
  transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
}
.pillar:hover {
  border-color: var(--accent);
  background: #fff8f0;
  box-shadow: 0 4px 16px rgba(224, 123, 0, 0.08);
}
.pillar-icon {
  width: 36px; height: 36px;
  background: rgba(224, 123, 0, 0.1);
  border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 10px;
}
.pillar-icon svg { width: 18px; height: 18px; stroke: var(--accent); fill: none; stroke-width: 2; }
.pillar h4 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--navy);
  margin-bottom: 6px;
}
.pillar p { font-size: 0.78rem; color: var(--text-muted); line-height: 1.5; margin: 0; }

/* ════════════════════════════════
   SERVICES
   ════════════════════════════════ */
.services-section { background: var(--surface-2); position: relative; overflow: hidden; }
.services-section::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(224, 123, 0, 0.4), transparent);
}
.services-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 60px;
}
.services-header .section-title { margin-bottom: 0; }
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.service-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 32px 28px;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
  display: block;
  position: relative;
  overflow: hidden;
}
.service-card::after {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 0;
  height: 3px;
  background: var(--accent);
  transform: scaleX(0);
  transition: transform 0.3s;
}
.service-card:hover {
  border-color: rgba(224, 123, 0, 0.3);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(15, 42, 74, 0.1);
}
.service-card:hover::after { transform: scaleX(1); }
.service-num {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.75rem; font-weight: 700;
  letter-spacing: 0.1em; color: var(--accent);
  opacity: 0.7; margin-bottom: 20px;
}
.service-icon {
  width: 48px; height: 48px;
  background: rgba(224, 123, 0, 0.08);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
  transition: background 0.2s;
}
.service-card:hover .service-icon { background: rgba(224, 123, 0, 0.15); }
.service-icon svg { width: 24px; height: 24px; stroke: var(--accent); fill: none; stroke-width: 1.5; }
.service-card h3 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 1.1rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.04em;
  color: var(--navy); margin-bottom: 10px; line-height: 1.2;
}
.service-card p { font-size: 0.83rem; color: var(--text-muted); line-height: 1.6; }
.service-arrow {
  margin-top: 20px;
  display: flex; align-items: center; gap: 8px;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.8rem; font-weight: 700;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--accent); opacity: 0;
  transition: opacity 0.2s;
}
.service-card:hover .service-arrow { opacity: 1; }

/* ════════════════════════════════
   QUALITY POLICY
   ════════════════════════════════ */
.quality-section { display: grid; grid-template-columns: 1fr 1fr; gap: 0; }
.quality-content { padding: 100px 5% 100px 10%; background: var(--surface); }
.quality-visual {
  background: var(--navy);
  position: relative;
  display: flex; align-items: center; justify-content: center;
  padding: 60px; overflow: hidden;
}
.quality-visual::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(26, 107, 171, 0.5) 0%, rgba(10, 26, 40, 0.9) 100%);
}
.quality-cards-stack { position: relative; z-index: 2; width: 100%; }
.q-card {
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  padding: 20px 24px; margin-bottom: 14px;
  display: flex; align-items: flex-start; gap: 16px;
  backdrop-filter: blur(4px);
  transition: border-color 0.2s;
}
.q-card:hover { border-color: rgba(224, 123, 0, 0.5); }
.q-check {
  width: 32px; height: 32px; flex-shrink: 0;
  background: rgba(224, 123, 0, 0.2);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}
.q-check svg { width: 16px; height: 16px; stroke: var(--accent); stroke-width: 2.5; fill: none; }
.q-card-text { font-size: 0.88rem; color: rgba(255, 255, 255, 0.78); line-height: 1.6; }

/* ════════════════════════════════
   CONTACT STRIP
   ════════════════════════════════ */
.contact-strip {
  background: var(--accent);
  padding: 60px 5%;
  display: flex; align-items: center;
  justify-content: space-between;
  gap: 40px; flex-wrap: wrap;
}
.contact-strip h2 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800; text-transform: uppercase;
  color: #fff; line-height: 1.1;
}
.contact-strip h2 span { opacity: 0.65; }
.contact-strip-cta {
  display: inline-flex; align-items: center; gap: 10px;
  background: #fff; color: var(--navy);
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700; font-size: 0.95rem;
  letter-spacing: 0.08em; text-transform: uppercase;
  padding: 14px 30px; border-radius: 6px;
  text-decoration: none;
  transition: background 0.2s, transform 0.2s, color 0.2s;
  flex-shrink: 0;
}
.contact-strip-cta:hover { background: var(--navy); color: #fff; transform: translateY(-2px); }

/* ════════════════════════════════
   FOOTER
   ════════════════════════════════ */
.site-footer { background: var(--navy); padding: 64px 5% 0; }
.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.footer-logo {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; margin-bottom: 18px;
}
.footer-logo-img {
  height: 40px; width: auto; object-fit: contain;
  filter: brightness(0) invert(1); opacity: 0.9;
}
.footer-logo-text {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 800; font-size: 1.3rem;
  color: #fff; letter-spacing: 0.04em; line-height: 1;
}
.footer-logo-text .ft {
  display: block; font-size: 0.6rem; font-weight: 500;
  letter-spacing: 0.18em; color: rgba(255, 255, 255, 0.45);
  text-transform: uppercase; margin-top: 2px;
}
.footer-brand p {
  font-size: 0.87rem; color: rgba(255, 255, 255, 0.45);
  line-height: 1.75; margin-bottom: 22px; max-width: 300px;
}
.footer-social { display: flex; gap: 10px; }
.footer-social a {
  width: 34px; height: 34px; border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255, 255, 255, 0.4); text-decoration: none;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}
.footer-social a:hover { border-color: var(--accent); color: var(--accent); background: rgba(224, 123, 0, 0.08); }
.footer-social svg { width: 15px; height: 15px; fill: currentColor; }
.footer-col h4 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.75rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.16em;
  color: var(--accent); margin-bottom: 18px;
}
.footer-col a {
  display: block; font-size: 0.84rem;
  color: rgba(255, 255, 255, 0.45); text-decoration: none;
  padding: 5px 0; transition: color 0.2s, padding-left 0.2s;
}
.footer-col a:hover { color: rgba(255, 255, 255, 0.9); padding-left: 4px; }
.footer-contact-item { display: flex; gap: 12px; margin-bottom: 20px; }
.footer-contact-icon {
  width: 32px; height: 32px; flex-shrink: 0;
  background: rgba(26, 107, 171, 0.15); border-radius: 7px;
  display: flex; align-items: center; justify-content: center;
}
.footer-contact-icon svg { width: 14px; height: 14px; stroke: rgba(255, 255, 255, 0.5); fill: none; stroke-width: 1.8; }
.footer-contact-detail strong {
  display: block; font-size: 0.72rem; font-weight: 600;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: rgba(255, 255, 255, 0.3); margin-bottom: 3px;
}
.footer-contact-detail span,
.footer-contact-detail a {
  font-size: 0.83rem; color: rgba(255, 255, 255, 0.55);
  text-decoration: none; line-height: 1.5;
}
.footer-contact-detail a:hover { color: var(--accent); }
.footer-bottom {
  display: flex; justify-content: space-between;
  align-items: center; flex-wrap: wrap;
  gap: 12px; padding: 20px 0;
}
.footer-bottom p { font-size: 0.78rem; color: rgba(255, 255, 255, 0.28); }
.footer-bottom-links { display: flex; gap: 20px; }
.footer-bottom-links a {
  font-size: 0.78rem; color: rgba(255, 255, 255, 0.28);
  text-decoration: none; transition: color 0.2s;
}
.footer-bottom-links a:hover { color: rgba(255, 255, 255, 0.6); }

/* Back to top */
.back-to-top {
  position: fixed; bottom: 28px; right: 24px;
  width: 42px; height: 42px;
  background: var(--blue); border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  color: #fff; text-decoration: none;
  box-shadow: 0 4px 20px rgba(26, 107, 171, 0.35);
  opacity: 0; transform: translateY(12px);
  transition: opacity 0.3s, transform 0.3s, background 0.2s;
  z-index: 500;
}
.back-to-top.visible { opacity: 1; transform: translateY(0); }
.back-to-top:hover { background: var(--navy); }
.back-to-top svg { width: 18px; height: 18px; stroke: #fff; fill: none; stroke-width: 2.5; }

/* ════════════════════════════════
   RESPONSIVE
   ════════════════════════════════ */
@media (max-width: 900px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
}
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { gap: 50px; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 768px) {
  .hero { padding-top: 120px; }
  .hero-stats {
    position: relative; bottom: auto; right: auto;
    justify-content: flex-start; flex-wrap: wrap;
    margin-top: 48px; gap: 24px;
  }
  .scroll-hint { display: none; }
  .about-grid { grid-template-columns: 1fr; gap: 50px; }
  .about-image-card { bottom: -16px; right: 0; }
  .about-image-border { display: none; }
  .pillars { grid-template-columns: 1fr; gap: 12px; }
  .services-header { flex-direction: column; align-items: flex-start; gap: 20px; }
  .services-grid { grid-template-columns: 1fr; }
  .quality-section { grid-template-columns: 1fr; }
  .quality-content { padding: 60px 5%; }
  .quality-visual { padding: 40px 5%; }
}
@media (max-width: 540px) {
  section { padding: 70px 5%; }
  .hero h1 { font-size: 3rem; }
  .hero-actions { flex-direction: column; }
  .btn-primary, .btn-outline { width: 100%; justify-content: center; }
  .contact-strip { padding: 40px 5%; }
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .footer-brand { grid-column: auto; }
  .footer-bottom { flex-direction: column; text-align: center; gap: 8px; }
  .footer-bottom-links { justify-content: center; }
}