/* ============================================
   PATRIA COMPOSITE — style.css
   Brand: Barlow font, green palette, molecule
   ============================================ */

/* --- VARIABLES --- */
:root {
  --green-dark:   #0d6405;
  --green-light:  #46b400;
  --green-mid:    #2a8a00;
  --cream:        #EDEBD6;
  --white:        #ffffff;
  --black:        #111111;
  --text-dark:    #1a1a1a;
  --text-mid:     #444444;
  --text-light:   #888888;
  --shadow-sm:    0 2px 8px rgba(0,0,0,0.08);
  --shadow-md:    0 8px 32px rgba(0,0,0,0.12);
  --shadow-lg:    0 20px 60px rgba(0,0,0,0.15);
  --radius-sm:    8px;
  --radius-md:    16px;
  --radius-lg:    24px;
  --transition:   0.25s ease;
  --container:    1200px;
}

/* --- RESET --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Barlow', Arial, sans-serif;
  font-weight: 400;
  color: var(--text-dark);
  background: var(--white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { border: none; background: none; cursor: pointer; font-family: inherit; }

/* --- CONTAINER --- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* --- TYPOGRAPHY --- */
h1, h2, h3, h4 {
  font-family: 'Barlow', Arial, sans-serif;
  line-height: 1.2;
  font-weight: 700;
  color: var(--text-dark);
}
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); }
h3 { font-size: 1.2rem; }
p  { color: var(--text-mid); line-height: 1.7; }

/* --- BUTTONS --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  font-size: 0.93rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  transition: all var(--transition);
  cursor: pointer;
  border: 2px solid transparent;
  font-family: 'Barlow', Arial, sans-serif;
}
.btn--primary {
  background: var(--green-dark);
  color: var(--white);
  border-color: var(--green-dark);
}
.btn--primary:hover {
  background: var(--green-mid);
  border-color: var(--green-mid);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(13,100,5,0.3);
}
.btn--secondary {
  background: transparent;
  color: var(--green-dark);
  border-color: var(--green-dark);
}
.btn--secondary:hover {
  background: var(--green-dark);
  color: var(--white);
  transform: translateY(-2px);
}
.btn--outline-light {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.6);
}
.btn--outline-light:hover {
  background: rgba(255,255,255,0.15);
  border-color: var(--white);
}
.btn--large { padding: 18px 44px; font-size: 1rem; }

/* --- SECTION LABELS --- */
.section-label {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green-dark);
  margin-bottom: 14px;
}

/* --- SECTION --- */
.section {
  padding: 96px 0;
}
.section--alt {
  background: var(--cream);
}
.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 64px;
}
.section-header h2 { margin-bottom: 16px; }
.section-intro {
  font-size: 1.05rem;
  color: var(--text-mid);
}

/* ============================================
   NAVIGATION
   ============================================ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0,0,0,0.06);
  transition: box-shadow var(--transition);
}
.site-header.scrolled {
  box-shadow: var(--shadow-sm);
}
.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
.nav-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}
.site-logo, .nav-logo img {
  height: 60px;
  width: auto;
  object-fit: contain;
}
.logo-light { display: none; }
.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-link {
  padding: 8px 14px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-dark);
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
  position: relative;
}
.nav-link:hover, .nav-link.active {
  color: var(--green-dark);
}
.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 2px; left: 14px; right: 14px;
  height: 2px;
  background: var(--green-dark);
  border-radius: 2px;
}
.nav-cta {
  background: var(--green-dark);
  color: var(--white) !important;
  padding: 9px 20px;
  border-radius: var(--radius-sm);
  margin-left: 8px;
}
.nav-cta:hover {
  background: var(--green-mid);
}
.nav-cta.active::after { display: none; }
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  width: 40px;
}
.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--text-dark);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ============================================
   HERO
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--green-dark);
}
.hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    -60deg,
    var(--green-light) 0%,
    var(--green-dark) 75%,
    var(--green-dark) 100%
  );
}
.hero-gradient {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 70% 50%, rgba(70,180,0,0.3) 0%, transparent 60%);
}
.hero-molecule {
  position: absolute;
  opacity: 0.4;
}
.hero-molecule--1 { width: 500px; height: 500px; right: -60px; top: -60px; }
.hero-molecule--2 { width: 320px; height: 320px; left: 5%; bottom: 10%; }
.hero-content {
  position: relative;
  z-index: 2;
  padding-top: 120px;
  padding-bottom: 80px;
  max-width: 720px;
}
.hero-tag {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.9);
  margin-bottom: 28px;
}
.hero-title {
  font-size: clamp(2.2rem, 5.5vw, 4rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 24px;
}
.hero-title em {
  font-style: normal;
  color: rgba(255,255,255,0.75);
  font-weight: 300;
}
.hero-subtitle {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.8);
  max-width: 560px;
  margin-bottom: 40px;
  font-weight: 300;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 64px;
}
.hero-stats {
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
  border-top: 1px solid rgba(255,255,255,0.15);
  padding-top: 32px;
}
.hero-stat { display: flex; flex-direction: column; gap: 4px; }
.stat-number {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.02em;
}
.stat-label {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.6);
  font-weight: 400;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.hero-scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.5);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.5), transparent);
  animation: scrollPulse 2s infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 1; }
}

/* ============================================
   PAGE HERO (inner pages)
   ============================================ */
.page-hero {
  position: relative;
  padding: 160px 0 80px;
  background: linear-gradient(-60deg, var(--green-light) 0%, var(--green-dark) 75%);
  overflow: hidden;
}
.page-hero-molecule {
  position: absolute;
  right: -40px;
  top: -40px;
  width: 400px;
  height: 400px;
  opacity: 0.5;
}
.page-hero-content {
  position: relative;
  z-index: 2;
  max-width: 640px;
}
.page-hero-label {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
  margin-bottom: 16px;
}
.page-hero h1 {
  color: var(--white);
  margin-bottom: 20px;
}
.page-hero h1 strong { font-weight: 700; }
.page-hero p {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.8);
  font-weight: 300;
  max-width: 520px;
}

/* ============================================
   MISSION SECTION
   ============================================ */
.section--mission { background: var(--cream); }
.mission-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.mission-image {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: rgba(13,100,5,0.08);
}
.mission-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.mission-image-accent {
  position: absolute;
  bottom: -20px; right: -20px;
  width: 120px; height: 120px;
  border-radius: 50%;
  background: var(--green-light);
  opacity: 0.2;
}
.mission-content h2 { margin-bottom: 20px; }
.mission-content p { margin-bottom: 28px; }
.link-arrow {
  color: var(--green-dark);
  font-weight: 600;
  font-size: 0.93rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap var(--transition);
}
.link-arrow:hover { gap: 12px; }

/* ============================================
   FEATURE SECTIONS (H2, CNG on homepage)
   ============================================ */
.section--feature { padding: 96px 0; }
.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.feature-grid--reverse { direction: rtl; }
.feature-grid--reverse > * { direction: ltr; }
.feature-content h2 { margin-bottom: 16px; }
.feature-content p { margin-bottom: 20px; }
.feature-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: rgba(13,100,5,0.06);
}
.feature-image img { width: 100%; height: 100%; object-fit: cover; }

/* ============================================
   BANNER SECTION
   ============================================ */
.section--banner {
  position: relative;
  padding: 96px 0;
  overflow: hidden;
}
.banner-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(-60deg, var(--green-light) 0%, var(--green-dark) 75%);
}
.banner-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}
.banner-eyebrow {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  margin-bottom: 20px;
}
.banner-quote {
  font-size: clamp(1.5rem, 3.5vw, 2.5rem);
  font-weight: 300;
  color: var(--white);
  line-height: 1.3;
  margin-bottom: 24px;
}
.banner-quote strong { font-weight: 700; }
.banner-text {
  font-size: 1rem;
  color: rgba(255,255,255,0.75);
  max-width: 560px;
  margin: 0 auto 36px;
}

/* ============================================
   CARDS
   ============================================ */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.card {
  background: var(--white);
  border: 1px solid rgba(0,0,0,0.07);
  border-radius: var(--radius-md);
  padding: 36px 28px;
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
  border-color: rgba(13,100,5,0.2);
}
.card-icon {
  width: 52px;
  height: 52px;
  background: rgba(13,100,5,0.07);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--green-dark);
  flex-shrink: 0;
}
.card-icon svg { width: 26px; height: 26px; }
.card h3 { font-size: 1.05rem; color: var(--text-dark); }
.card p { font-size: 0.9rem; flex-grow: 1; }
.card-link {
  color: var(--green-dark);
  font-size: 0.85rem;
  font-weight: 600;
  margin-top: auto;
  display: inline-block;
  transition: opacity var(--transition);
}
.card-link:hover { opacity: 0.7; }

/* ============================================
   TECHNOLOGY SECTION
   ============================================ */
.section--tech { background: var(--cream); }
.tech-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.tech-content h2 { margin-bottom: 20px; }
.tech-content p { margin-bottom: 28px; }
.tech-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 36px;
}
.tech-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-dark);
}
.tech-list li::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green-dark);
  flex-shrink: 0;
}

/* ============================================
   NEWS
   ============================================ */
.news-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.news-card {
  background: var(--white);
  border: 1px solid rgba(0,0,0,0.07);
  border-radius: var(--radius-md);
  padding: 32px;
  transition: box-shadow var(--transition), transform var(--transition);
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.news-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.news-date {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-light);
  letter-spacing: 0.06em;
}
.news-card h3 { font-size: 1.05rem; line-height: 1.35; }
.news-card p { font-size: 0.9rem; flex-grow: 1; }

/* ============================================
   CTA SECTION
   ============================================ */
.section--cta {
  background: var(--green-dark);
  padding: 96px 0;
}
.cta-content {
  text-align: center;
  max-width: 560px;
  margin: 0 auto;
}
.cta-content h2 { color: var(--white); margin-bottom: 16px; }
.cta-content p { color: rgba(255,255,255,0.75); margin-bottom: 36px; }

/* ============================================
   ABOUT PAGE
   ============================================ */
.about-intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.about-intro-content h2 { margin-bottom: 20px; }
.about-intro-content p { margin-bottom: 16px; }
.about-pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.pillar {
  background: var(--white);
  border: 1px solid rgba(0,0,0,0.07);
  border-radius: var(--radius-md);
  padding: 36px 28px;
  text-align: center;
  transition: box-shadow var(--transition), transform var(--transition);
}
.pillar:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.pillar-icon {
  width: 56px; height: 56px;
  background: rgba(13,100,5,0.07);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--green-dark);
  margin: 0 auto 20px;
}
.pillar-icon svg { width: 28px; height: 28px; }
.pillar h3 { margin-bottom: 12px; }
.about-goals {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.goal-card {
  background: var(--white);
  border: 1px solid rgba(0,0,0,0.07);
  border-radius: var(--radius-md);
  padding: 32px;
  transition: box-shadow var(--transition);
}
.goal-card:hover { box-shadow: var(--shadow-md); }
.goal-card h3 { color: var(--green-dark); margin-bottom: 12px; font-size: 1rem; }

/* ============================================
   SOLUTIONS PAGE
   ============================================ */
.solutions-intro {
  max-width: 680px;
  margin: 0 auto 48px;
  text-align: center;
}
.solutions-intro h2 { margin-bottom: 16px; }
.solution-section { padding: 96px 0; }
.solution-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.solution-content h2 { margin-bottom: 16px; }
.solution-content p { margin-bottom: 16px; }
.solution-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: rgba(13,100,5,0.06);
}
.solution-image img { width: 100%; height: 100%; object-fit: cover; }
.solution-benefits {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}
.benefit-tag {
  display: inline-block;
  padding: 5px 14px;
  background: rgba(13,100,5,0.08);
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--green-dark);
  letter-spacing: 0.04em;
}

/* ============================================
   TECHNOLOGY PAGE
   ============================================ */
.tech-section { padding: 96px 0; }
.tech-section-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.tech-steps {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 24px;
}
.tech-step {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}
.tech-step-num {
  width: 36px; height: 36px;
  background: var(--green-dark);
  color: var(--white);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
  flex-shrink: 0;
}
.tech-step-content h4 { font-size: 0.95rem; margin-bottom: 4px; }
.tech-step-content p { font-size: 0.88rem; }
.tech-detail-image { border-radius: var(--radius-md); overflow: hidden; }
.tech-detail-image img { width: 100%; object-fit: cover; }

/* ============================================
   CERTIFICATES PAGE
   ============================================ */
.certificates-intro { text-align: center; max-width: 680px; margin: 0 auto 56px; }
.certs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}
.cert-card {
  background: var(--white);
  border: 1px solid rgba(0,0,0,0.07);
  border-radius: var(--radius-md);
  padding: 36px 28px;
  text-align: center;
  transition: box-shadow var(--transition), transform var(--transition);
}
.cert-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.cert-icon {
  width: 56px; height: 56px;
  background: rgba(13,100,5,0.07);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--green-dark);
  margin: 0 auto 20px;
}
.cert-icon svg { width: 28px; height: 28px; }
.cert-card h3 { margin-bottom: 10px; }

/* ============================================
   CONTACT PAGE
   ============================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.contact-info h2 { margin-bottom: 16px; }
.contact-items { display: flex; flex-direction: column; gap: 20px; margin-bottom: 36px; }
.contact-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.contact-item-icon {
  width: 44px; height: 44px;
  background: rgba(13,100,5,0.08);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  color: var(--green-dark);
  flex-shrink: 0;
}
.contact-item-text h4 { font-size: 0.85rem; margin-bottom: 4px; color: var(--text-light); font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; }
.contact-item-text a, .contact-item-text p { color: var(--text-dark); font-size: 0.95rem; }
.contact-item-text a:hover { color: var(--green-dark); }
.map-embed {
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 16/9;
  background: var(--cream);
}
.map-embed iframe { width: 100%; height: 100%; border: 0; }
.contact-form-wrap {
  background: var(--cream);
  border-radius: var(--radius-lg);
  padding: 40px;
}
.contact-form-wrap h3 { margin-bottom: 8px; }
.contact-form-wrap > p { margin-bottom: 28px; font-size: 0.93rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 8px; margin-bottom: 16px; }
.form-group label {
  font-size: 0.83rem;
  font-weight: 600;
  color: var(--text-dark);
  letter-spacing: 0.03em;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid rgba(0,0,0,0.12);
  border-radius: var(--radius-sm);
  font-size: 0.93rem;
  font-family: 'Barlow', Arial, sans-serif;
  color: var(--text-dark);
  background: var(--white);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--green-dark);
  box-shadow: 0 0 0 3px rgba(13,100,5,0.1);
}
.form-group textarea { min-height: 120px; resize: vertical; }
.form-consent {
  font-size: 0.78rem;
  color: var(--text-light);
  margin-bottom: 20px;
  line-height: 1.6;
}
.form-consent a { color: var(--green-dark); text-decoration: underline; }

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  background: var(--black);
  color: rgba(255,255,255,0.7);
  padding: 64px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
}
.footer-logo {
  height: 50px;
  width: auto;
  margin-bottom: 16px;
  filter: brightness(0) invert(1);
}
.footer-brand p { font-size: 0.88rem; line-height: 1.6; max-width: 280px; margin-bottom: 8px; }
.footer-slogan {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--green-light) !important;
  margin-top: 12px;
}
.footer-nav h3, .footer-contact h3 {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 20px;
}
.footer-nav ul { display: flex; flex-direction: column; gap: 10px; }
.footer-nav a {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.6);
  transition: color var(--transition);
}
.footer-nav a:hover { color: var(--white); }
.footer-contact address { font-style: normal; display: flex; flex-direction: column; gap: 8px; }
.footer-contact a {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.6);
  transition: color var(--transition);
}
.footer-contact a:hover { color: var(--white); }
.footer-contact p { font-size: 0.88rem; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom p { font-size: 0.8rem; color: rgba(255,255,255,0.4); }
.footer-legal { display: flex; gap: 20px; }
.footer-legal a {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.4);
  transition: color var(--transition);
}
.footer-legal a:hover { color: var(--white); }

/* ============================================
   AOS (simple fade-in animation)
   ============================================ */
.aos {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.aos.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .about-pillars { grid-template-columns: repeat(2, 1fr); }
  .certs-grid { grid-template-columns: repeat(2, 1fr); }
  .mission-grid, .feature-grid, .solution-grid, .tech-section-grid, .contact-grid, .about-intro-grid { grid-template-columns: 1fr; gap: 40px; }
  .feature-grid--reverse { direction: ltr; }
  .tech-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .cards-grid { grid-template-columns: 1fr; }
  .about-pillars { grid-template-columns: 1fr; }
  .about-goals { grid-template-columns: 1fr; }
  .news-grid { grid-template-columns: 1fr; }
  .certs-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-stats { gap: 28px; }
  .form-row { grid-template-columns: 1fr; }
  .nav-menu {
    display: none;
    position: fixed;
    top: 72px; left: 0; right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 20px 24px 32px;
    border-bottom: 1px solid rgba(0,0,0,0.08);
    box-shadow: var(--shadow-md);
    gap: 4px;
  }
  .nav-menu.open { display: flex; }
  .nav-toggle { display: flex; }
  .nav-link { padding: 12px 16px; display: block; }
  .nav-cta { text-align: center; margin-left: 0; margin-top: 8px; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; }
  .btn--large { width: 100%; }
  .contact-form-wrap { padding: 24px; }
}