/* ===== KRANTECH — Global Styles ===== */
:root {
  --primary: #2D2D2D;
  --primary-light: #3E3E3E;
  --accent: #C0282E;
  --accent-dark: #A01E23;
  --accent-light: #E04048;
  --white: #FFFFFF;
  --light: #F5F5F5;
  --gray: #6B6B6B;
  --gray-light: #D4D4D4;
  --dark: #1A1A1A;
  --success: #27AE60;
  --red: #C0282E;
  --font: 'Inter', sans-serif;
  --font-heading: 'Poppins', sans-serif;
  --shadow: 0 4px 24px rgba(45,45,45,0.08);
  --shadow-lg: 0 12px 48px rgba(45,45,45,0.12);
  --radius: 12px;
  --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
}

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

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

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

img { max-width: 100%; height: auto; display: block; }
a.logo img.logo-img,
.footer-brand img.logo-img { height: 44px !important; max-height: 44px !important; width: auto !important; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
ul { list-style: none; }

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

/* ===== Typography ===== */
h1, h2, h3, h4 { font-family: var(--font-heading); font-weight: 700; line-height: 1.25; }
h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.35rem); }

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--accent);
  margin-bottom: 12px;
}

.section-title { color: var(--primary); margin-bottom: 16px; }
.section-subtitle {
  color: var(--gray);
  font-size: 1.1rem;
  max-width: 640px;
  margin: 0 auto 48px;
}

.text-center { text-align: center; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 50px;
  font-family: var(--font);
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent);
  color: var(--white);
}
.btn-primary:hover {
  background: var(--accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(192,40,46,0.35);
}

.btn-secondary {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.4);
}
.btn-secondary:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--white);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}
.btn-outline:hover {
  background: var(--primary);
  color: var(--white);
}

.btn-sm { padding: 10px 24px; font-size: 0.85rem; }

.btn-whatsapp {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 999;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #25D366;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  box-shadow: 0 6px 20px rgba(37,211,102,0.4);
  animation: pulse-whatsapp 2s infinite;
}
.btn-whatsapp:hover { transform: scale(1.1); }

@keyframes pulse-whatsapp {
  0%,100% { box-shadow: 0 6px 20px rgba(37,211,102,0.4); }
  50% { box-shadow: 0 6px 32px rgba(37,211,102,0.6); }
}

/* ===== Logo Image ===== */
.logo-img {
  height: 44px;
  width: auto;
  display: block;
  object-fit: contain;
}

@media (max-width: 768px) {
  .logo-img { height: 38px; }
}

/* ===== Clients / Trust Section ===== */
.clients { background: var(--white); }

.clients-logos {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 64px;
  flex-wrap: wrap;
}

.client-logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 32px 40px;
  background: var(--light);
  border-radius: var(--radius);
  transition: var(--transition);
  border: 1px solid transparent;
}

.client-logo:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow);
  transform: translateY(-4px);
}

.client-logo img {
  height: 60px;
  width: auto;
  max-width: 180px;
  object-fit: contain;
  filter: grayscale(100%);
  opacity: 0.7;
  transition: var(--transition);
}

.client-logo:hover img {
  filter: grayscale(0%);
  opacity: 1;
}

.client-logo span {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--gray);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ===== Passerelles Section ===== */
.passerelles { background: var(--light); }

/* ===== Language Switcher ===== */
.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  margin-left: 12px;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 6px;
  overflow: hidden;
  font-size: 0.75rem;
  font-weight: 600;
}

.lang-switch a {
  padding: 4px 10px;
  color: rgba(255,255,255,0.5);
  text-decoration: none;
  transition: var(--transition);
  letter-spacing: 0.5px;
}

.lang-switch a.active {
  background: rgba(255,255,255,0.12);
  color: var(--white);
}

.lang-switch a:hover:not(.active) {
  color: rgba(255,255,255,0.8);
}

/* ===== Top Bar ===== */
.top-bar {
  background: var(--primary);
  color: rgba(255,255,255,0.8);
  font-size: 0.82rem;
  padding: 8px 0;
}

.top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.top-bar-left {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

.top-bar-left a { color: rgba(255,255,255,0.8); display: flex; align-items: center; gap: 6px; }
.top-bar-left a:hover { color: var(--accent); }

.top-bar-right { display: flex; gap: 12px; }
.top-bar-right a {
  color: rgba(255,255,255,0.6);
  font-size: 1rem;
  width: 30px; height: 30px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.15);
}
.top-bar-right a:hover { color: var(--accent); border-color: var(--accent); }

/* ===== Header / Navbar ===== */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--white);
  box-shadow: 0 2px 16px rgba(0,0,0,0.06);
  transition: var(--transition);
}

.header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 76px;
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.7rem;
  font-weight: 800;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 4px;
}

.logo span { color: var(--accent); }

.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--primary);
  position: relative;
  padding: 4px 0;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0;
  width: 0; height: 2px;
  background: var(--accent);
  transition: var(--transition);
}
.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }

.header-cta { margin-left: 16px; }

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 8px;
}
.menu-toggle span {
  display: block;
  width: 26px;
  height: 2.5px;
  background: var(--primary);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===== Hero Section ===== */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 900"><defs><linearGradient id="g" x1="0" y1="0" x2="1" y2="1"><stop offset="0%" stop-color="%23ffffff" stop-opacity="0.03"/><stop offset="100%" stop-color="%23ffffff" stop-opacity="0"/></linearGradient></defs><rect fill="url(%23g)" width="1440" height="900"/><circle cx="1100" cy="200" r="300" fill="%23ffffff" fill-opacity="0.02"/><circle cx="200" cy="700" r="250" fill="%23ffffff" fill-opacity="0.015"/></svg>') center/cover;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(232,162,48,0.15);
  color: var(--accent);
  padding: 8px 20px;
  border-radius: 50px;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 24px;
  border: 1px solid rgba(232,162,48,0.25);
}

.hero h1 {
  color: var(--white);
  margin-bottom: 20px;
  line-height: 1.15;
}

.hero h1 em {
  font-style: normal;
  color: var(--accent);
}

.hero-text {
  color: rgba(255,255,255,0.75);
  font-size: 1.15rem;
  margin-bottom: 36px;
  line-height: 1.8;
}

.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 48px; }

.hero-trust {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255,255,255,0.7);
  font-size: 0.88rem;
}

.trust-icon {
  width: 36px; height: 36px;
  border-radius: 8px;
  background: rgba(232,162,48,0.15);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.hero-visual {
  position: absolute;
  right: -5%;
  top: 50%;
  transform: translateY(-50%);
  width: 50%;
  opacity: 0.08;
  z-index: 1;
}

.hero-visual svg { width: 100%; height: auto; }

/* ===== Section Spacing ===== */
section { padding: 96px 0; }

/* ===== Services Section ===== */
.services { background: var(--light); }

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 28px;
  margin-top: 12px;
}

.service-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 36px 32px;
  box-shadow: var(--shadow);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  border: 1px solid transparent;
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(232,162,48,0.2);
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--accent-light));
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition);
}
.service-card:hover::before { transform: scaleX(1); }

.service-icon {
  width: 56px; height: 56px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(232,162,48,0.12), rgba(232,162,48,0.05));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
  color: var(--accent-dark);
}

.service-card h3 { color: var(--primary); margin-bottom: 12px; }

.service-card p { color: var(--gray); font-size: 0.92rem; margin-bottom: 20px; }

.service-card ul { margin-bottom: 24px; }
.service-card ul li {
  color: var(--gray);
  font-size: 0.88rem;
  padding: 4px 0 4px 20px;
  position: relative;
}
.service-card ul li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}

.service-link {
  color: var(--primary);
  font-weight: 600;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.service-link:hover { color: var(--accent); gap: 10px; }

/* ===== Ardelt Partnership Section ===== */
.ardelt {
  background: var(--white);
  position: relative;
}

.ardelt-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.ardelt-visual {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: var(--radius);
  padding: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 420px;
  position: relative;
  overflow: hidden;
}

.ardelt-visual::after {
  content: '';
  position: absolute;
  width: 200%; height: 200%;
  background: repeating-linear-gradient(45deg, transparent, transparent 20px, rgba(255,255,255,0.015) 20px, rgba(255,255,255,0.015) 40px);
}

.ardelt-logo-placeholder {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--white);
}

.ardelt-logo-placeholder .brand-name {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 800;
  letter-spacing: 6px;
  margin-bottom: 8px;
}

.ardelt-logo-placeholder .brand-sub {
  font-size: 0.9rem;
  letter-spacing: 4px;
  text-transform: uppercase;
  opacity: 0.6;
}

.ardelt-content .section-label { margin-bottom: 8px; }
.ardelt-content h2 { margin-bottom: 20px; }

.ardelt-text {
  color: var(--gray);
  font-size: 0.95rem;
  margin-bottom: 32px;
}

.ardelt-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 36px;
}

.ardelt-feature {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.ardelt-feature-icon {
  width: 42px; height: 42px;
  border-radius: 10px;
  background: rgba(232,162,48,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.ardelt-feature h4 {
  font-size: 0.92rem;
  color: var(--primary);
  margin-bottom: 4px;
}

.ardelt-feature p {
  font-size: 0.82rem;
  color: var(--gray);
  line-height: 1.5;
}

/* ===== Stats Section ===== */
.stats {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  padding: 72px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
}

.stat-item { text-align: center; }

.stat-number {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  color: rgba(255,255,255,0.7);
  font-size: 0.92rem;
  font-weight: 500;
}

/* ===== Why Krantech ===== */
.why-us { background: var(--light); }

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

.why-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 36px;
  display: flex;
  gap: 20px;
  align-items: flex-start;
  box-shadow: var(--shadow);
  transition: var(--transition);
}
.why-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }

.why-icon {
  width: 52px; height: 52px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.why-card h3 { color: var(--primary); margin-bottom: 8px; }
.why-card p { color: var(--gray); font-size: 0.9rem; }

/* ===== Equipment Section ===== */
.equipment { background: var(--white); }

.equipment-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.equipment-item {
  background: var(--light);
  border-radius: var(--radius);
  padding: 28px 24px;
  text-align: center;
  transition: var(--transition);
  border: 1px solid transparent;
}
.equipment-item:hover {
  background: var(--white);
  border-color: var(--accent);
  box-shadow: var(--shadow);
  transform: translateY(-4px);
}

.equipment-item .eq-icon {
  font-size: 2.2rem;
  margin-bottom: 14px;
  display: block;
}

.equipment-item h4 {
  font-size: 0.92rem;
  color: var(--primary);
  margin-bottom: 6px;
}

.equipment-item p {
  color: var(--gray);
  font-size: 0.8rem;
}

/* ===== Ports / Zones Section ===== */
.zones {
  background: linear-gradient(135deg, var(--dark) 0%, var(--primary) 100%);
  color: var(--white);
}

.zones .section-label { color: var(--accent); }
.zones .section-title { color: var(--white); }
.zones .section-subtitle { color: rgba(255,255,255,0.6); }

.zones-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.zone-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: var(--transition);
}
.zone-card:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--accent);
  transform: translateX(6px);
}

.zone-pin {
  width: 42px; height: 42px;
  border-radius: 50%;
  background: rgba(232,162,48,0.15);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.zone-card h4 { font-size: 0.95rem; margin-bottom: 4px; }
.zone-card p { font-size: 0.82rem; color: rgba(255,255,255,0.55); }

/* ===== Contact / Lead Gen Section ===== */
.contact { background: var(--light); }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.contact-info h3 { color: var(--primary); margin-bottom: 16px; }
.contact-info > p { color: var(--gray); margin-bottom: 32px; font-size: 0.95rem; }

.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 24px;
}

.contact-detail-icon {
  width: 44px; height: 44px;
  border-radius: 10px;
  background: rgba(232,162,48,0.1);
  color: var(--accent-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.contact-detail h4 { font-size: 0.9rem; color: var(--primary); margin-bottom: 2px; }
.contact-detail p { font-size: 0.88rem; color: var(--gray); }
.contact-detail a { color: var(--accent-dark); font-weight: 500; }
.contact-detail a:hover { color: var(--accent); }

.contact-form-wrap {
  background: var(--white);
  border-radius: var(--radius);
  padding: 40px;
  box-shadow: var(--shadow-lg);
}

.contact-form-wrap h3 {
  color: var(--primary);
  margin-bottom: 8px;
}

.contact-form-wrap > p {
  color: var(--gray);
  font-size: 0.88rem;
  margin-bottom: 28px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group { margin-bottom: 18px; }

.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 6px;
}

.form-group label .required { color: var(--red); }

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--gray-light);
  border-radius: 8px;
  font-family: var(--font);
  font-size: 0.9rem;
  color: var(--dark);
  background: var(--white);
  transition: var(--transition);
}

.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(232,162,48,0.15);
}

.form-group textarea { resize: vertical; min-height: 100px; }

.form-submit { width: 100%; margin-top: 8px; justify-content: center; font-size: 1rem; padding: 16px; }

.form-reassurance {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 20px;
}

.form-reassurance span {
  font-size: 0.8rem;
  color: var(--gray);
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ===== Blog Preview ===== */
.blog { background: var(--white); }

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.blog-card {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  background: var(--white);
}
.blog-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }

.blog-thumb {
  height: 200px;
  background: linear-gradient(135deg, var(--primary-light), var(--primary));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 3rem;
  position: relative;
}

.blog-tag {
  position: absolute;
  top: 16px; left: 16px;
  background: var(--accent);
  color: var(--white);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 50px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.blog-body { padding: 24px; }
.blog-body h3 { font-size: 1.05rem; color: var(--primary); margin-bottom: 10px; line-height: 1.4; }
.blog-body p { font-size: 0.85rem; color: var(--gray); margin-bottom: 16px; }
.blog-body .blog-link { color: var(--accent-dark); font-weight: 600; font-size: 0.88rem; }
.blog-body .blog-link:hover { color: var(--accent); }

/* ===== Footer ===== */
.footer {
  background: var(--dark);
  color: rgba(255,255,255,0.7);
  padding: 72px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand .logo { color: var(--white); margin-bottom: 16px; font-size: 1.5rem; }
.footer-brand p { font-size: 0.88rem; line-height: 1.7; margin-bottom: 20px; }

.footer-social { display: flex; gap: 10px; }
.footer-social a {
  width: 38px; height: 38px;
  border-radius: 8px;
  background: rgba(255,255,255,0.06);
  color: rgba(255,255,255,0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
}
.footer-social a:hover { background: var(--accent); color: var(--white); }

.footer h4 {
  color: var(--white);
  font-size: 0.95rem;
  margin-bottom: 20px;
  font-family: var(--font-heading);
}

.footer ul li { margin-bottom: 10px; }
.footer ul li a {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.55);
}
.footer ul li a:hover { color: var(--accent); padding-left: 4px; }

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
  font-size: 0.88rem;
}

.footer-contact-item i {
  color: var(--accent);
  margin-top: 3px;
  width: 16px;
  text-align: center;
}

.footer-bottom {
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.35);
}

.footer-bottom a { color: rgba(255,255,255,0.35); }
.footer-bottom a:hover { color: var(--accent); }

/* ===== Responsive ===== */
@media (max-width: 992px) {
  .ardelt-grid { grid-template-columns: 1fr; }
  .ardelt-visual { min-height: 280px; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .why-grid { grid-template-columns: 1fr; }
  .blog-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .top-bar { display: none; }

  .header .container { height: 64px; }

  .nav-links {
    display: none;
    position: absolute;
    top: 64px; left: 0;
    width: 100%;
    flex-direction: column;
    background: var(--white);
    padding: 24px;
    gap: 16px;
    box-shadow: var(--shadow-lg);
  }
  .nav-links.active { display: flex; }

  .header-cta { display: none; }
  .menu-toggle { display: flex; }

  .hero { min-height: 80vh; padding: 100px 0 60px; }
  .hero-trust { flex-direction: column; gap: 16px; }
  .hero-buttons { flex-direction: column; }
  .hero-buttons .btn { width: 100%; justify-content: center; }

  section { padding: 64px 0; }

  .services-grid { grid-template-columns: 1fr; }
  .ardelt-features { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
  .form-row { grid-template-columns: 1fr; }
  .blog-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .zones-grid { grid-template-columns: 1fr; }
}

/* ===== Animations ===== */
.fade-up {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up.animate {
  opacity: 0;
  transform: translateY(30px);
}

.fade-up.animate.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered animation */
.stagger > *:nth-child(1) { transition-delay: 0.05s; }
.stagger > *:nth-child(2) { transition-delay: 0.1s; }
.stagger > *:nth-child(3) { transition-delay: 0.15s; }
.stagger > *:nth-child(4) { transition-delay: 0.2s; }
.stagger > *:nth-child(5) { transition-delay: 0.25s; }
.stagger > *:nth-child(6) { transition-delay: 0.3s; }
.stagger > *:nth-child(7) { transition-delay: 0.35s; }
.stagger > *:nth-child(8) { transition-delay: 0.4s; }
.stagger > *:nth-child(9) { transition-delay: 0.45s; }