/* ===== RADTONICS BRASIL — BRAND SYSTEM ===== */
@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;500;700;900&display=swap');

:root {
  --navy:   #062847;
  --teal:   #4E999F;
  --orange: #F67414;
  --magenta:#C0107F;
  --purple: #5F0591;
  --blue:   #4472C4;
  --white:  #FFFFFF;
  --gray-50:#F4F7FA;
  --gray-100:#E8EDF3;
  --gray-400:#8D9EB5;
  --gray-700:#3C4043;
  --nav-h:  72px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Roboto', sans-serif;
  color: var(--gray-700);
  background: var(--white);
  line-height: 1.6;
}

/* ===== UTILITIES ===== */
.container { max-width: 1160px; margin: 0 auto; padding: 0 24px; }
.section    { padding: 80px 0; }
.section--dark { background: var(--navy); color: var(--white); }
.section--gray { background: var(--gray-50); }

.tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 12px;
}
.tag--light { color: var(--teal); }

h1,h2,h3,h4 { font-weight: 700; line-height: 1.2; }
h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
h3 { font-size: 1.25rem; }

p { font-size: 1rem; color: inherit; }

.lead {
  font-size: 1.15rem;
  font-weight: 300;
  max-width: 640px;
  opacity: .9;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 4px;
  font-family: 'Roboto', sans-serif;
  font-size: .95rem;
  font-weight: 700;
  letter-spacing: .5px;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all .2s;
}
.btn-primary {
  background: var(--orange);
  color: var(--white);
  border-color: var(--orange);
}
.btn-primary:hover { background: #d95f0e; border-color: #d95f0e; }

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,.5);
}
.btn-outline:hover { border-color: var(--white); background: rgba(255,255,255,.08); }

.btn-outline-dark {
  background: transparent;
  color: var(--navy);
  border-color: var(--navy);
}
.btn-outline-dark:hover { background: var(--navy); color: var(--white); }

.btn-wa {
  background: #25D366;
  color: var(--white);
  border-color: #25D366;
}
.btn-wa:hover { background: #1ebe5c; }

/* ===== NAV ===== */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 100;
  background: var(--navy);
  border-bottom: 2px solid rgba(78,153,159,.3);
  display: flex;
  align-items: center;
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}
.nav__logo img { height: 36px; display: block; }
.nav__links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}
.nav__links a {
  color: rgba(255,255,255,.8);
  text-decoration: none;
  font-size: .9rem;
  font-weight: 500;
  letter-spacing: .3px;
  transition: color .2s;
}
.nav__links a:hover, .nav__links a.active { color: var(--white); }
.nav__cta {
  display: flex;
  align-items: center;
  gap: 12px;
}
.nav__toggle { display: none; background: none; border: none; cursor: pointer; padding: 4px; }
.nav__toggle span {
  display: block; width: 24px; height: 2px;
  background: var(--white); margin: 5px 0;
  transition: .3s;
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  background:
    linear-gradient(135deg, rgba(6,40,71,.92) 0%, rgba(6,40,71,.78) 60%, rgba(6,40,71,.95) 100%),
    url('../assets/hero-network.jpg') center/cover no-repeat,
    var(--navy);
  display: flex;
  align-items: center;
  padding-top: var(--nav-h);
  position: relative;
  overflow: hidden;
}
/* Video background — sits behind the gradient overlays */
.hero__video {
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
  pointer-events: none;
}
.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(6,40,71,.88) 0%, rgba(6,40,71,.72) 60%, rgba(6,40,71,.94) 100%);
  z-index: 1;
  pointer-events: none;
}
.hero .container { position: relative; z-index: 3; }
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 60% at 80% 50%, rgba(78,153,159,.18) 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 20% 80%, rgba(246,116,20,.10) 0%, transparent 60%);
  pointer-events: none;
}
/* Animated grid overlay for futuristic feel */
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(78,153,159,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(78,153,159,.06) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  pointer-events: none;
}
.hero__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
}
.hero__eyebrow {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 20px;
}
.hero__title {
  color: var(--white);
  margin-bottom: 24px;
}
.hero__title span { color: var(--teal); white-space: nowrap; }
.hero__desc {
  color: rgba(255,255,255,.78);
  font-size: 1.05rem;
  font-weight: 300;
  margin-bottom: 18px;
  max-width: 560px;
  line-height: 1.65;
}
.hero__desc:last-of-type { margin-bottom: 28px; }
.hero__tagline {
  display: inline-block;
  color: var(--teal);
  font-size: 1.05rem;
  font-weight: 700;
  font-style: italic;
  margin-bottom: 32px;
  padding-left: 16px;
  border-left: 3px solid var(--orange);
  max-width: 560px;
  line-height: 1.5;
}
.hero__actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero__visual {
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero__icon-wrap {
  width: 340px;
  height: 340px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(78,153,159,.18) 0%, rgba(78,153,159,.05) 50%, transparent 80%);
  border: 1px solid rgba(78,153,159,.35);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  box-shadow: 0 0 80px rgba(78,153,159,.25), inset 0 0 60px rgba(78,153,159,.1);
}
.hero__icon-wrap::before,
.hero__icon-wrap::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(78,153,159,.18);
  animation: pulse 4s ease-in-out infinite;
}
.hero__icon-wrap::before { inset: -20px; }
.hero__icon-wrap::after  { inset: -50px; border-color: rgba(78,153,159,.10); animation-delay: 1.5s; }
@keyframes pulse {
  0%, 100% { transform: scale(1);    opacity: 1; }
  50%      { transform: scale(1.04); opacity: .55; }
}
.hero__icon-wrap img { width: 170px; opacity: .95; filter: drop-shadow(0 0 20px rgba(78,153,159,.4)); }

/* ===== STATS STRIP ===== */
.stats {
  background: var(--teal);
  padding: 40px 0;
}
.stats__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}
.stat__num {
  font-size: 2.4rem;
  font-weight: 900;
  color: var(--white);
  line-height: 1;
}
.stat__label {
  font-size: .85rem;
  color: rgba(255,255,255,.85);
  margin-top: 6px;
  font-weight: 400;
}

/* ===== SERVICES ===== */
.services__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 28px;
  margin-top: 48px;
}
.service-card {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: 10px;
  padding: 36px 28px;
  transition: box-shadow .25s, transform .25s, border-color .25s;
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--teal) 0%, var(--orange) 100%);
  transform: scaleX(.3);
  transform-origin: left;
  transition: transform .4s ease;
}
.service-card:hover {
  box-shadow: 0 20px 60px rgba(6,40,71,.14);
  transform: translateY(-5px);
  border-color: rgba(78,153,159,.4);
}
.service-card:hover::before { transform: scaleX(1); }
.service-card__icon {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(78,153,159,.15) 0%, rgba(78,153,159,.05) 100%);
  border: 1px solid rgba(78,153,159,.2);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.5rem;
  color: var(--teal);
}
.service-card__icon svg { width: 28px; height: 28px; }
.service-card h3 { margin-bottom: 12px; color: var(--navy); }
.service-card p  { font-size: .95rem; color: var(--gray-400); }
.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 20px;
  font-size: .9rem;
  font-weight: 700;
  color: var(--teal);
  text-decoration: none;
}
.service-card__link:hover { color: var(--navy); }

/* ===== INDUSTRIES ===== */
.industries__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
  margin-top: 48px;
}
.industry-card {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(6,40,71,.85) 0%, rgba(6,40,71,.7) 100%);
  border: 1px solid rgba(78,153,159,.25);
  padding: 200px 24px 28px;
  min-height: 320px;
  transition: transform .3s, box-shadow .3s, border-color .3s;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}
.industry-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  z-index: 0;
  transition: transform .5s;
}
.industry-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6,40,71,.35) 0%, rgba(6,40,71,.85) 60%, rgba(6,40,71,.96) 100%);
  z-index: 1;
}
.industry-card > * { position: relative; z-index: 2; }
.industry-card:hover {
  transform: translateY(-6px);
  border-color: var(--teal);
  box-shadow: 0 24px 60px rgba(0,0,0,.4);
}
.industry-card:hover::before { transform: scale(1.06); }
.industry-card--agro::before   { background-image: linear-gradient(135deg, rgba(78,153,159,.18), rgba(246,116,20,.18)), url('../assets/industry-agro.jpg'); }
.industry-card--mining::before { background-image: linear-gradient(135deg, rgba(78,153,159,.18), rgba(192,16,127,.18)), url('../assets/industry-mining.jpg'); }
.industry-card--oil::before    { background-image: linear-gradient(135deg, rgba(78,153,159,.18), rgba(95,5,145,.18)), url('../assets/industry-oil.jpg'); }
.industry-card--infra::before  { background-image: linear-gradient(135deg, rgba(78,153,159,.18), rgba(68,114,196,.18)), url('../assets/industry-infra.jpg'); }
.industry-card__icon {
  width: 52px; height: 52px;
  border-radius: 10px;
  background: rgba(78,153,159,.2);
  border: 1px solid rgba(78,153,159,.4);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.industry-card__icon svg { width: 26px; height: 26px; }
.industry-card h3 { color: var(--white); margin-bottom: 10px; font-size: 1.3rem; }
.industry-card p  { color: rgba(255,255,255,.85); font-size: .92rem; line-height: 1.6; }

/* ===== WHY US ===== */
.why__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-top: 48px;
}
.why__list { list-style: none; display: flex; flex-direction: column; gap: 28px; }
.why__item { display: flex; gap: 20px; }
.why__num {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--orange);
  color: var(--white);
  font-weight: 700;
  font-size: .9rem;
  display: flex;
  align-items: center;
  justify-content: center;
}
.why__item h4 { color: var(--navy); margin-bottom: 4px; }
.why__item p  { font-size: .92rem; color: var(--gray-400); }
.why__visual {
  background: var(--navy);
  border-radius: 12px;
  padding: 48px 40px;
  color: var(--white);
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.why__visual-logo { width: 200px; }
.why__visual h3 { font-size: 1.4rem; line-height: 1.4; }
.why__visual p  { color: rgba(255,255,255,.7); font-size: .9rem; }

/* ===== CTA BANNER ===== */
.cta-banner {
  background: linear-gradient(135deg, var(--navy) 0%, #0a3d62 100%);
  padding: 80px 0;
  text-align: center;
  color: var(--white);
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 70% at 50% 50%, rgba(78,153,159,.2) 0%, transparent 70%);
}
.cta-banner .container { position: relative; }
.cta-banner h2 { margin-bottom: 16px; }
.cta-banner p  { color: rgba(255,255,255,.75); margin-bottom: 36px; font-size: 1.1rem; }
.cta-banner__actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ===== PARTNERS STRIP ===== */
.partners {
  padding: 48px 0;
  background: var(--white);
  border-top: 1px solid var(--gray-100);
  border-bottom: 1px solid var(--gray-100);
}
.partners__label {
  text-align: center;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--gray-400);
  margin-bottom: 28px;
}
.partners__row {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 56px;
}
.partners__row span {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--gray-400);
  opacity: .65;
  transition: opacity .2s, color .2s;
}
.partners__row span:hover { opacity: 1; color: var(--navy); }

/* ===== PAGE HERO (inner pages) ===== */
.page-hero {
  background:
    linear-gradient(135deg, rgba(6,40,71,.92) 0%, rgba(6,40,71,.85) 100%),
    var(--navy);
  padding: calc(var(--nav-h) + 80px) 0 80px;
  color: var(--white);
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(78,153,159,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(78,153,159,.05) 1px, transparent 1px);
  background-size: 50px 50px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
}
.page-hero::after {
  content: '';
  position: absolute;
  top: 50%; right: -10%;
  transform: translateY(-50%);
  width: 500px; height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(78,153,159,.18) 0%, transparent 70%);
  pointer-events: none;
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero--solutions { background-image: linear-gradient(135deg, rgba(6,40,71,.92), rgba(6,40,71,.78)), url('../assets/solution-design.jpg'); background-size: cover; background-position: center; }
.page-hero--industries { background-image: linear-gradient(135deg, rgba(6,40,71,.92), rgba(6,40,71,.78)), url('../assets/industry-mining.jpg'); background-size: cover; background-position: center; }
.page-hero--about { background-image: linear-gradient(135deg, rgba(6,40,71,.92), rgba(6,40,71,.78)), url('../assets/about-team.jpg'); background-size: cover; background-position: center; }
.page-hero--contact { background-image: linear-gradient(135deg, rgba(6,40,71,.92), rgba(6,40,71,.78)), url('../assets/solution-noc.jpg'); background-size: cover; background-position: center; }
.page-hero .tag { color: var(--teal); }
.page-hero h1  { margin-bottom: 16px; }
.page-hero p   { color: rgba(255,255,255,.75); max-width: 600px; font-size: 1.1rem; }

/* ===== FOOTER ===== */
.footer {
  background: #03182e;
  color: rgba(255,255,255,.65);
  padding: 60px 0 32px;
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer__brand img   { height: 32px; margin-bottom: 20px; }
.footer__brand p     { font-size: .9rem; max-width: 280px; line-height: 1.7; }
.footer__social      { display: flex; gap: 12px; margin-top: 20px; }
.footer__social a    {
  width: 36px; height: 36px;
  border-radius: 6px;
  background: rgba(255,255,255,.08);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,.7);
  text-decoration: none;
  font-size: .85rem;
  font-weight: 700;
  transition: background .2s, color .2s;
}
.footer__social a:hover { background: var(--teal); color: var(--white); }
.footer__col h4 { color: var(--white); font-size: .9rem; letter-spacing: .5px; margin-bottom: 16px; }
.footer__col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer__col ul a { color: rgba(255,255,255,.6); text-decoration: none; font-size: .88rem; transition: color .2s; }
.footer__col ul a:hover { color: var(--teal); }
.footer__bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: .82rem;
}
.footer__contact-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .88rem;
  color: rgba(255,255,255,.6);
  margin-bottom: 8px;
}
.footer__contact-item a { color: rgba(255,255,255,.6); text-decoration: none; }
.footer__contact-item a:hover { color: var(--teal); }

/* ===== ABOUT PAGE ===== */
.values__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
  margin-top: 48px;
}
.value-card {
  padding: 32px 24px;
  border-radius: 8px;
  background: var(--gray-50);
  border-left: 4px solid var(--teal);
}
.value-card h3 { color: var(--navy); margin-bottom: 10px; }
.value-card p  { font-size: .9rem; color: var(--gray-400); }

.team__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 28px;
  margin-top: 48px;
}

/* ===== CONTACT PAGE ===== */
.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  margin-top: 48px;
}
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: .88rem; font-weight: 700; color: var(--navy); }
.form-group input,
.form-group select,
.form-group textarea {
  padding: 12px 16px;
  border: 1.5px solid var(--gray-100);
  border-radius: 6px;
  font-family: 'Roboto', sans-serif;
  font-size: .95rem;
  color: var(--gray-700);
  transition: border-color .2s;
  background: var(--white);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--teal);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-check { display: flex; align-items: flex-start; gap: 10px; }
.form-check input { margin-top: 3px; accent-color: var(--teal); }
.form-check label { font-size: .85rem; color: var(--gray-400); }
.contact-info { display: flex; flex-direction: column; gap: 28px; }
.contact-info__item { display: flex; gap: 16px; align-items: flex-start; }
.contact-info__icon {
  width: 44px; height: 44px;
  background: rgba(78,153,159,.12);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}
.contact-info__item h4 { color: var(--navy); margin-bottom: 4px; font-size: .95rem; }
.contact-info__item p, .contact-info__item a {
  color: var(--gray-400); font-size: .9rem; text-decoration: none;
}
.contact-info__item a:hover { color: var(--teal); }
.social-links { display: flex; gap: 12px; flex-wrap: wrap; }
.social-link {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 16px;
  border-radius: 6px;
  border: 1.5px solid var(--gray-100);
  text-decoration: none;
  font-size: .88rem;
  font-weight: 500;
  color: var(--navy);
  transition: all .2s;
}
.social-link:hover { border-color: var(--teal); color: var(--teal); }

/* ===== SOLUTIONS PAGE ===== */
.solutions__list { display: flex; flex-direction: column; gap: 48px; margin-top: 48px; }
.solution-item {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 48px;
  align-items: start;
  padding: 40px;
  border-radius: 10px;
  background: var(--white);
  border: 1px solid var(--gray-100);
}
.solution-item:nth-child(even) { grid-template-columns: 2fr 1fr; }
.solution-item:nth-child(even) .solution-visual { order: 2; }
.solution-visual {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  min-height: 280px;
  background: linear-gradient(135deg, rgba(6,40,71,.55) 0%, rgba(6,40,71,.85) 100%), var(--navy);
  background-size: cover;
  background-position: center;
  border: 1px solid rgba(78,153,159,.2);
  box-shadow: 0 12px 40px rgba(6,40,71,.18);
}
.solution-visual--design     { background-image: linear-gradient(135deg, rgba(6,40,71,.55), rgba(6,40,71,.85)), url('../assets/solution-design.jpg'); }
.solution-visual--deployment { background-image: linear-gradient(135deg, rgba(6,40,71,.55), rgba(6,40,71,.85)), url('../assets/solution-deployment.jpg'); }
.solution-visual--fwa        { background-image: linear-gradient(135deg, rgba(6,40,71,.55), rgba(6,40,71,.85)), url('../assets/solution-fwa.jpg'); }
.solution-visual--noc        { background-image: linear-gradient(135deg, rgba(6,40,71,.55), rgba(6,40,71,.85)), url('../assets/solution-noc.jpg'); }
.solution-content h3 { color: var(--navy); margin-bottom: 12px; font-size: 1.4rem; }
.solution-content p  { color: var(--gray-400); margin-bottom: 20px; }
.solution-features { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.solution-features li {
  display: flex; align-items: center; gap: 10px;
  font-size: .9rem; color: var(--gray-700);
}
.solution-features li::before {
  content: '';
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--teal);
  flex-shrink: 0;
}

/* ===== INDUSTRIES PAGE ===== */
.industry-section {
  padding: 64px 0;
  border-bottom: 1px solid var(--gray-100);
}
.industry-section:last-child { border-bottom: none; }
.industry-section__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.industry-section:nth-child(even) .industry-section__grid { direction: rtl; }
.industry-section:nth-child(even) .industry-section__grid > * { direction: ltr; }
.industry-visual {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  min-height: 380px;
  background: linear-gradient(135deg, rgba(6,40,71,.4) 0%, rgba(6,40,71,.85) 100%), var(--navy);
  background-size: cover;
  background-position: center;
  border: 1px solid rgba(78,153,159,.2);
  box-shadow: 0 16px 48px rgba(6,40,71,.2);
}
.industry-visual--agro   { background-image: linear-gradient(135deg, rgba(6,40,71,.4), rgba(6,40,71,.85)), url('../assets/industry-agro.jpg'); }
.industry-visual--mining { background-image: linear-gradient(135deg, rgba(6,40,71,.4), rgba(6,40,71,.85)), url('../assets/industry-mining.jpg'); }
.industry-visual--oil    { background-image: linear-gradient(135deg, rgba(6,40,71,.4), rgba(6,40,71,.85)), url('../assets/industry-oil.jpg'); }
.industry-visual--infra  { background-image: linear-gradient(135deg, rgba(6,40,71,.4), rgba(6,40,71,.85)), url('../assets/industry-infra.jpg'); }
.industry-content .tag { color: var(--teal); }
.industry-content h2 { color: var(--navy); margin-bottom: 16px; }
.industry-content p  { color: var(--gray-400); margin-bottom: 24px; }
.use-cases { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.use-cases li {
  display: flex; align-items: center; gap: 12px;
  font-size: .92rem; color: var(--gray-700);
  padding: 10px 0;
  border-bottom: 1px solid var(--gray-100);
}
.use-cases li::before {
  content: '→';
  color: var(--orange);
  font-weight: 700;
  flex-shrink: 0;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .hero__grid      { grid-template-columns: 1fr; }
  .hero__visual    { display: none; }
  .why__grid       { grid-template-columns: 1fr; }
  .contact__grid   { grid-template-columns: 1fr; }
  .footer__grid    { grid-template-columns: 1fr 1fr; }
  .solution-item,
  .solution-item:nth-child(even) { grid-template-columns: 1fr; }
  .solution-item:nth-child(even) .solution-visual { order: 0; }
  .industry-section__grid { grid-template-columns: 1fr; }
  .industry-section:nth-child(even) .industry-section__grid { direction: ltr; }
  .stats__grid     { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .section          { padding: 56px 0; }
  .nav__links,
  .nav__cta .btn    { display: none; }
  .nav__toggle      { display: block; }
  .nav.open .nav__links {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--nav-h);
    left: 0; right: 0;
    background: var(--navy);
    padding: 24px;
    gap: 20px;
    border-top: 1px solid rgba(78,153,159,.2);
  }
  .footer__grid     { grid-template-columns: 1fr; }
  .footer__bottom   { flex-direction: column; gap: 8px; text-align: center; }
  .stats__grid      { grid-template-columns: 1fr 1fr; }
  .form-row         { grid-template-columns: 1fr; }
  .why__grid        { grid-template-columns: 1fr; }
}