/* ============================================================
   TECHNOIL – styles.css
   Design System: Emerald Green + Deep Navy + Gold Accents
   ============================================================ */

/* ─── CSS Variables ─── */
:root {
  /* Brand Colors */
  --clr-primary: #00A87C;
  /* Emerald Teal (main) */
  --clr-primary-dark: #007D5C;
  /* Darker green */
  --clr-primary-light: #00D4A0;
  /* Lighter green */
  --clr-primary-glow: rgba(0, 168, 124, 0.25);

  --clr-gold: #C9A227;
  /* Gold accent */
  --clr-gold-light: #F0C040;

  --clr-navy: #0B1526;
  /* Deep navy */
  --clr-navy-mid: #122035;
  --clr-navy-light: #1E3050;

  /* Neutrals */
  --clr-white: #FFFFFF;
  --clr-off-white: #F5F8F7;
  --clr-gray-100: #EFF3F1;
  --clr-gray-300: #CBD5D0;
  --clr-gray-500: #7A938A;
  --clr-gray-700: #3C5047;
  --clr-text: #1A2B26;
  --clr-text-muted: #5A7268;

  /* Typography */
  --font-heading: 'Outfit', 'Inter', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 6rem;

  /* Borders */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 24px;
  --radius-full: 9999px;

  /* Shadows */
  --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, 0.18);
  --shadow-glow: 0 0 40px var(--clr-primary-glow);

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --dur: 0.35s;

  /* Nav height */
  --nav-h: 72px;

  /* Patterns */
  --tech-grid: radial-gradient(rgba(0, 168, 124, 0.15) 1px, transparent 1px);
}

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

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

body {
  font-family: var(--font-body);
  color: var(--clr-text);
  background: var(--clr-off-white);
  overflow-x: hidden;
  line-height: 1.65;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

input,
select,
textarea {
  font-family: inherit;
}

/* ─── Preloader ─── */
#preloader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--clr-navy);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

#preloader.hidden {
  opacity: 0;
  visibility: hidden;
}

.preloader-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

.preloader-logo {
  width: 140px;
  animation: pulse 1.5s ease-in-out infinite;
}

.preloader-bar {
  width: 200px;
  height: 3px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.preloader-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--clr-primary), var(--clr-primary-light));
  border-radius: var(--radius-full);
  animation: loadBar 1.8s var(--ease-out) forwards;
}

@keyframes loadBar {
  to {
    width: 100%;
  }
}

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }

  50% {
    opacity: 0.7;
    transform: scale(0.97);
  }
}

/* ─── Container ─── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ─── Navbar ─── */
#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-h);
  transition: background var(--dur) ease, box-shadow var(--dur) ease, backdrop-filter var(--dur) ease;
}

#navbar.scrolled {
  background: rgba(11, 21, 38, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.nav-logo img {
  height: 60px;
  width: auto;
  filter: drop-shadow(0 2px 8px rgba(0, 168, 124, 0.3));
}

/* nav-logo-text removed – image only */

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-link {
  padding: 0.5rem 0.85rem;
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: color var(--dur) ease, background var(--dur) ease;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 20px;
  height: 2px;
  background: var(--clr-primary-light);
  border-radius: var(--radius-full);
  transition: transform var(--dur) var(--ease-out);
}

.nav-link:hover {
  color: var(--clr-white);
}

.nav-link:hover::after {
  transform: translateX(-50%) scaleX(1);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.lang-toggle {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.45rem 0.85rem;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-full);
  color: var(--clr-white);
  font-size: 0.8rem;
  font-weight: 600;
  transition: all var(--dur) ease;
  letter-spacing: 0.05em;
}

.lang-toggle:hover {
  background: rgba(0, 168, 124, 0.2);
  border-color: var(--clr-primary);
}

.nav-cta {
  padding: 0.55rem 1.25rem;
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-dark));
  color: var(--clr-white);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: all var(--dur) ease;
  box-shadow: 0 4px 16px var(--clr-primary-glow);
}

.nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 24px var(--clr-primary-glow);
}

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  gap: 5px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.08);
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--clr-white);
  border-radius: var(--radius-full);
  transition: all 0.3s ease;
}

.hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ─── Hero ─── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--clr-navy);
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    url('../assets/fotos/corporate-facilities.jpeg') center/cover no-repeat;
  z-index: 0;
  transform: scale(1.05);
  animation: heroZoom 20s ease-in-out infinite alternate;
}

@keyframes heroZoom {
  from {
    transform: scale(1.05);
  }

  to {
    transform: scale(1.12);
  }
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg,
      rgba(11, 21, 38, 0.90) 0%,
      rgba(0, 85, 60, 0.65) 50%,
      rgba(11, 21, 38, 0.85) 100%);
  z-index: 1;
}

.hero-particles {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
}

.particle {
  position: absolute;
  border-radius: 50%;
  background: var(--clr-primary-light);
  opacity: 0;
  animation: floatParticle linear infinite;
}

@keyframes floatParticle {
  0% {
    transform: translateY(100vh) scale(0);
    opacity: 0;
  }

  10% {
    opacity: 0.4;
  }

  90% {
    opacity: 0.1;
  }

  100% {
    transform: translateY(-10vh) scale(1);
    opacity: 0;
  }
}

.hero-content {
  position: relative;
  z-index: 3;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: calc(var(--nav-h) + 4rem) 1.5rem 6rem;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: linear-gradient(135deg, var(--clr-primary-glow), rgba(201, 162, 39, 0.15));
  border: 1px solid rgba(0, 168, 124, 0.4);
  border-radius: var(--radius-full);
  color: var(--clr-primary-light);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  animation: fadeInUp 0.8s var(--ease-out) both;
}

.hero-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--clr-primary-light);
  border-radius: 50%;
  animation: blink 1.5s ease-in-out infinite;
}

@keyframes blink {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.2;
  }
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 900;
  line-height: 1.05;
  margin-bottom: 1.5rem;
  animation: fadeInUp 0.8s var(--ease-out) 0.1s both;
}

.hero-title-main {
  color: var(--clr-white);
  display: block;
}

.hero-title-accent {
  background: linear-gradient(135deg, var(--clr-primary-light) 0%, var(--clr-gold-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
}

.hero-desc {
  max-width: 580px;
  color: rgba(255, 255, 255, 0.75);
  font-size: 1.1rem;
  line-height: 1.7;
  margin-bottom: 2.5rem;
  animation: fadeInUp 0.8s var(--ease-out) 0.2s both;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 4rem;
  animation: fadeInUp 0.8s var(--ease-out) 0.3s both;
}

/* ─── Buttons ─── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border-radius: var(--radius-full);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  transition: all var(--dur) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0.1);
  opacity: 0;
  transition: opacity var(--dur) ease;
}

.btn:hover::after {
  opacity: 1;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn:active {
  transform: translateY(0);
}

.btn-primary {
  background: linear-gradient(135deg, var(--clr-primary) 0%, var(--clr-primary-dark) 100%);
  color: var(--clr-white);
  box-shadow: 0 4px 24px var(--clr-primary-glow);
}

.btn-primary:hover {
  box-shadow: 0 8px 32px var(--clr-primary-glow);
}

.btn-outline {
  background: rgba(255, 255, 255, 0.08);
  color: var(--clr-white);
  border: 1.5px solid rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(8px);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.6);
}

.btn-full {
  width: 100%;
  justify-content: center;
}

/* ─── Hero Stats ─── */
.hero-stats {
  display: flex;
  gap: 3rem;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s var(--ease-out) 0.4s both;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 2.5rem;
  margin-bottom: 0;
}

.hero-stat {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.stat-value {
  display: flex;
  align-items: baseline;
  gap: 0.1rem;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2.6rem;
  font-weight: 900;
  color: var(--clr-primary-light);
  line-height: 1;
}

.stat-suffix {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 900;
  color: var(--clr-primary-light);
  line-height: 1;
}

.stat-label {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.78rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* Scroll indicator */
.hero-scroll-indicator {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  pointer-events: none;
}

.scroll-dot {
  width: 28px;
  height: 44px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 14px;
  position: relative;
}

.scroll-dot::before {
  content: '';
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background: var(--clr-primary-light);
  border-radius: var(--radius-full);
  animation: scrollBounce 1.8s ease-in-out infinite;
}

@keyframes scrollBounce {

  0%,
  100% {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
  }

  60% {
    transform: translateX(-50%) translateY(14px);
    opacity: 0.3;
  }
}

/* ─── Sections ─── */
.section {
  padding: var(--space-xl) 0;
  position: relative;
}

.section-dark {
  background-color: var(--clr-navy);
  background-image: var(--tech-grid);
  background-size: 30px 30px;
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 4rem;
}

.section-label {
  display: inline-block;
  padding: 0.3rem 1rem;
  background: linear-gradient(135deg, rgba(0, 168, 124, 0.12), rgba(0, 168, 124, 0.05));
  border: 1px solid rgba(0, 168, 124, 0.25);
  border-radius: var(--radius-full);
  color: var(--clr-primary);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  color: var(--clr-navy);
  margin-bottom: 1rem;
}

.section-desc {
  color: var(--clr-text-muted);
  font-size: 1.05rem;
  line-height: 1.7;
}

/* ─── About ─── */
.about-section {
  background: var(--clr-off-white);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.about-image-block {
  position: relative;
}

.about-image-main {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4/3;
}

.about-image-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-out);
}

.about-image-main:hover img {
  transform: scale(1.03);
}

.about-image-secondary {
  position: absolute;
  bottom: -2rem;
  right: -2rem;
  width: 55%;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 4px solid var(--clr-white);
  box-shadow: var(--shadow-md);
  aspect-ratio: 4/3;
}

.about-image-secondary img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-founded-badge {
  position: absolute;
  top: -1.5rem;
  left: -1.5rem;
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-dark));
  color: var(--clr-white);
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-md);
  text-align: center;
  box-shadow: var(--shadow-glow);
}

.badge-year {
  display: block;
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 900;
  line-height: 1;
}

.badge-label {
  display: block;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  opacity: 0.85;
}

.about-content h3 {
  font-family: var(--font-heading);
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--clr-navy);
  margin-bottom: 1.25rem;
  line-height: 1.25;
}

.about-content p {
  color: var(--clr-text-muted);
  font-size: 1rem;
  line-height: 1.75;
  margin-bottom: 1.25rem;
}

.about-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 2rem;
}

.mv-card {
  background: var(--clr-white);
  border: 1px solid var(--clr-gray-100);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  transition: all var(--dur) ease;
  position: relative;
  overflow: hidden;
}

.mv-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--clr-primary), var(--clr-primary-light));
}

.mv-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.mv-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, rgba(0, 168, 124, 0.12), rgba(0, 168, 124, 0.05));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-primary);
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
}

.mv-card h4 {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--clr-navy);
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.mv-card p {
  font-size: 0.85rem;
  color: var(--clr-text-muted);
  line-height: 1.6;
}

/* ─── Services ─── */
.services-section {
  background: var(--clr-navy);
  overflow: hidden;
}

.services-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--tech-grid);
  background-size: 40px 40px;
  opacity: 0.4;
  pointer-events: none;
}

.services-section .section-title {
  color: var(--clr-white);
}

.services-section .section-desc {
  color: rgba(255, 255, 255, 0.6);
}

.services-bg-decoration {
  position: absolute;
  top: -100px;
  right: -200px;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(0, 168, 124, 0.12) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  filter: blur(60px);
  animation: floatOrb 15s ease-in-out infinite alternate;
}

.services-bg-decoration::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: -300px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(201, 162, 39, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  filter: blur(50px);
  animation: floatOrb 12s ease-in-out infinite alternate-reverse;
}

@keyframes floatOrb {
  from {
    transform: translate(0, 0) scale(1);
  }

  to {
    transform: translate(50px, 30px) scale(1.1);
  }
}

.services-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem;
}

.service-card {
  flex: 1 1 350px;
  max-width: calc(33.333% - 1.5rem);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  transition: all var(--dur) var(--ease-out);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

@media (max-width: 1100px) {
  .service-card {
    max-width: calc(50% - 1.5rem);
  }
}

@media (max-width: 768px) {
  .service-card {
    max-width: 100%;
    flex-basis: 100%;
  }
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--clr-primary), transparent);
  transform: scaleX(0);
  transition: transform 0.4s var(--ease-out);
}

.service-card:hover {
  background: rgba(0, 168, 124, 0.06);
  border-color: rgba(0, 168, 124, 0.25);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3), var(--shadow-glow);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-icon-wrap {
  height: 160px;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 1.5rem;
  background: var(--clr-navy-light);
}

.service-icon-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease-out);
  opacity: 0.9;
}

.service-card:hover .service-icon-img {
  transform: scale(1.05);
}

.service-content h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--clr-white);
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

.service-content p {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.7;
  margin-bottom: 1.25rem;
}

.service-list {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.service-list li {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.6);
  padding-left: 1.2rem;
  position: relative;
}

.service-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 5px;
  height: 5px;
  background: var(--clr-primary);
  border-radius: 50%;
}

/* ─── Values ─── */
.values-section {
  background: linear-gradient(180deg, var(--clr-white) 0%, var(--clr-off-white) 100%);
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.value-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  padding: 2.5rem 1.5rem;
  background: var(--clr-white);
  border: 1px solid var(--clr-gray-100);
  border-radius: var(--radius-lg);
  text-align: center;
  transition: all var(--dur) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.value-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--clr-primary-glow), transparent);
  opacity: 0;
  transition: opacity var(--dur) ease;
}

.value-item:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 168, 124, 0.3);
  box-shadow: var(--shadow-md), 0 0 0 1px rgba(0, 168, 124, 0.1);
}

.value-item:hover::after {
  opacity: 1;
}

.value-icon {
  position: relative;
  z-index: 1;
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, rgba(0, 168, 124, 0.12), rgba(0, 168, 124, 0.05));
  border: 1.5px solid rgba(0, 168, 124, 0.2);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-primary);
  font-size: 1.4rem;
  transition: all var(--dur) ease;
}

.value-item:hover .value-icon {
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-dark));
  border-color: transparent;
  color: var(--clr-white);
  box-shadow: var(--shadow-glow);
}

.value-item h4 {
  position: relative;
  z-index: 1;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--clr-navy);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ─── Gallery ─── */
.gallery-section {
  background: var(--clr-navy);
  overflow: hidden;
}

.gallery-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--tech-grid);
  background-size: 30px 30px;
  opacity: 0.3;
  pointer-events: none;
}

.gallery-section::after {
  content: '';
  position: absolute;
  top: 20%;
  left: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(0, 168, 124, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}

.gallery-section .section-title {
  color: var(--clr-white);
}

.gallery-section .section-desc {
  color: rgba(255, 255, 255, 0.6);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 220px;
  gap: 0.75rem;
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
}

.gallery-item--wide {
  grid-column: span 2;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease-out);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(11, 21, 38, 0.85) 0%, transparent 50%);
  display: flex;
  align-items: flex-end;
  padding: 1rem;
  opacity: 0;
  transition: opacity var(--dur) ease;
}

.gallery-overlay span {
  color: var(--clr-white);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.gallery-item:hover img {
  transform: scale(1.06);
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

/* ─── Contact ─── */
.contact-section {
  background: linear-gradient(180deg, var(--clr-off-white) 0%, var(--clr-white) 100%);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
  align-items: start;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.contact-card {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  padding: 1.5rem;
  background: var(--clr-white);
  border: 1px solid var(--clr-gray-100);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: all var(--dur) ease;
}

.contact-card:hover {
  border-color: rgba(0, 168, 124, 0.3);
  box-shadow: var(--shadow-md);
  transform: translateX(4px);
}

.contact-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-dark));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-white);
  font-size: 1rem;
  flex-shrink: 0;
  box-shadow: 0 4px 12px var(--clr-primary-glow);
}

.contact-card h4 {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--clr-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.35rem;
}

.contact-card p,
.contact-card a {
  font-size: 0.9rem;
  color: var(--clr-text-muted);
  line-height: 1.6;
}

.contact-card a:hover {
  color: var(--clr-primary);
}

/* ─── Form ─── */
.contact-form {
  background: var(--clr-white);
  border: 1px solid var(--clr-gray-100);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-size: 0.83rem;
  font-weight: 600;
  color: var(--clr-gray-700);
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 0.8rem 1rem;
  border: 1.5px solid var(--clr-gray-300);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  color: var(--clr-text);
  background: var(--clr-off-white);
  transition: all var(--dur) ease;
  resize: vertical;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--clr-primary);
  background: var(--clr-white);
  box-shadow: 0 0 0 3px var(--clr-primary-glow);
}

.form-feedback {
  font-size: 0.875rem;
  text-align: center;
  padding: 0.5rem;
  border-radius: var(--radius-sm);
  min-height: 1.5rem;
}

.form-feedback.success {
  background: rgba(0, 168, 124, 0.08);
  color: var(--clr-primary-dark);
  border: 1px solid rgba(0, 168, 124, 0.25);
}

.form-feedback.error {
  background: rgba(239, 68, 68, 0.06);
  color: #dc2626;
  border: 1px solid rgba(239, 68, 68, 0.2);
}

/* ─── Footer ─── */
#footer {
  background: var(--clr-navy);
  color: rgba(255, 255, 255, 0.7);
}

.footer-top {
  padding: 5rem 0 3rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
}

.footer-logo {
  height: 56px;
  width: auto;
  margin-bottom: 1.25rem;
  filter: brightness(1.1);
}

.footer-brand p {
  font-size: 0.875rem;
  line-height: 1.7;
  margin-bottom: 0.5rem;
  color: rgba(255, 255, 255, 0.55);
}

.footer-rif {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.35) !important;
  font-weight: 500;
  letter-spacing: 0.05em;
}

.footer-links-group h5 {
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--clr-white);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 1.25rem;
}

.footer-links-group li {
  margin-bottom: 0.65rem;
}

.footer-links-group a {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.5);
  transition: color var(--dur) ease;
}

.footer-links-group a:hover {
  color: var(--clr-primary-light);
}

.footer-bottom {
  padding: 1.75rem 0;
  display: flex;
  flex-direction: column;
}

.footer-bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.4);
}

.footer-sub {
  color: rgba(255, 255, 255, 0.3) !important;
}

/* ─── Back to Top ─── */
#backToTop {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 900;
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-dark));
  color: var(--clr-white);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  box-shadow: 0 4px 20px var(--clr-primary-glow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--dur) var(--ease-out);
}

#backToTop.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

#backToTop:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 28px var(--clr-primary-glow);
}

/* ─── Animations ─── */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 {
  transition-delay: 0.1s;
}

.reveal-delay-2 {
  transition-delay: 0.2s;
}

.reveal-delay-3 {
  transition-delay: 0.3s;
}

.reveal-delay-4 {
  transition-delay: 0.4s;
}

/* ─── Responsive ─── */

/* ── Tablet 1024px ── */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .services-grid .service-card:last-child:nth-child(3n+2) {
    grid-column: 1;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }

  .about-grid {
    gap: 3rem;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
}

/* ── Mobile 768px ── */
@media (max-width: 768px) {
  :root {
    --nav-h: 68px;
  }

  /* Nav */
  .hamburger {
    display: flex;
  }

  .nav-cta {
    display: none;
  }

  .nav-logo img {
    height: 50px;
  }

  /* Mobile menu — dropdown below navbar */
  .nav-links {
    position: fixed;
    top: var(--nav-h);
    left: 0;
    right: 0;
    background: rgba(11, 21, 38, 0.98);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 0;
    padding: 0.5rem 0 1rem;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s cubic-bezier(0.4, 0, 0.2, 1),
      opacity 0.25s ease;
    opacity: 0;
    z-index: 999;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
  }

  .nav-links.open {
    max-height: 400px;
    opacity: 1;
    overflow-y: auto;
  }

  .nav-links li {
    width: 100%;
  }

  .nav-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
    padding: 0.95rem 1.75rem;
    font-size: 1rem;
    font-weight: 600;
    font-family: var(--font-heading);
    color: rgba(255, 255, 255, 0.82);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 0;
    letter-spacing: 0.02em;
    transition: color 0.2s ease, background 0.2s ease, padding-left 0.2s ease;
  }

  .nav-link::before {
    content: '';
    width: 4px;
    height: 4px;
    background: var(--clr-primary);
    border-radius: 50%;
    flex-shrink: 0;
    opacity: 0;
    transition: opacity 0.2s ease;
  }

  .nav-link::after {
    display: none;
  }

  .nav-link:hover,
  .nav-link:active {
    color: var(--clr-primary-light);
    background: rgba(0, 168, 124, 0.08);
    padding-left: 2rem;
  }

  .nav-link:hover::before,
  .nav-link:active::before {
    opacity: 1;
  }

  /* Hero */
  .hero {
    min-height: 100svh;
    align-items: flex-start;
  }

  .hero-content {
    padding: calc(var(--nav-h) + 2.5rem) 1.25rem 5rem;
  }

  .hero-badge {
    font-size: 0.72rem;
    margin-bottom: 1.25rem;
  }

  .hero-title {
    font-size: clamp(2.2rem, 11vw, 3.5rem);
    margin-bottom: 1.25rem;
    line-height: 1.08;
  }

  .hero-desc {
    font-size: 0.975rem;
    margin-bottom: 2rem;
    max-width: 100%;
  }

  .hero-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    margin-bottom: 3rem;
  }

  .btn {
    justify-content: center;
    padding: 0.85rem 1rem;
    font-size: 0.875rem;
  }

  .hero-stats {
    gap: 1.5rem;
    flex-wrap: nowrap;
    padding-top: 2rem;
  }

  .stat-number {
    font-size: 2rem;
  }

  .stat-suffix {
    font-size: 1.25rem;
  }

  .stat-label {
    font-size: 0.68rem;
  }

  .hero-scroll-indicator {
    bottom: 1.5rem;
  }

  /* About */
  .about-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .about-image-block {
    padding-bottom: 4rem;
    padding-right: 2rem;
  }

  .about-image-secondary {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 52%;
  }

  .about-founded-badge {
    top: -1rem;
    left: -0.5rem;
    padding: 1rem 1.25rem;
  }

  .badge-year {
    font-size: 1.6rem;
  }

  .about-cards {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  /* Services */
  .services-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .service-card {
    padding: 1.5rem;
  }

  .service-icon-wrap {
    height: 130px;
  }

  /* Values */
  .values-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
  }

  .value-item {
    padding: 1.5rem 1rem;
    gap: 0.6rem;
  }

  .value-icon {
    width: 50px;
    height: 50px;
    font-size: 1.1rem;
  }

  .value-item h4 {
    font-size: 0.8rem;
  }

  /* Gallery */
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 160px;
    gap: 0.5rem;
  }

  .gallery-item--wide {
    grid-column: span 2;
  }

  /* Contact */
  .contact-form {
    padding: 1.75rem;
  }

  /* Footer */
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-top {
    padding: 3.5rem 0 2.5rem;
  }

  .footer-bottom .container {
    flex-direction: column;
    text-align: center;
    gap: 0.35rem;
  }

  #backToTop {
    bottom: 1.25rem;
    right: 1.25rem;
    width: 44px;
    height: 44px;
  }
}

/* ── Small Mobile 480px ── */
@media (max-width: 480px) {
  .hero-actions {
    grid-template-columns: 1fr;
  }

  .hero-stats {
    gap: 1.25rem;
  }

  .stat-number {
    font-size: 1.75rem;
  }

  .values-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .gallery-grid {
    grid-template-columns: 1fr;
    grid-auto-rows: 200px;
  }

  .gallery-item--wide {
    grid-column: span 1;
  }

  .section {
    padding: 4rem 0;
  }

  .section-title {
    font-size: 1.75rem;
  }

  .contact-form {
    padding: 1.25rem;
  }

  .about-image-secondary {
    width: 48%;
  }
}

/* ── Very small 360px ── */
@media (max-width: 360px) {
  .nav-logo img {
    height: 44px;
  }

  .hero-title {
    font-size: 2rem;
  }

  .values-grid {
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
  }

  .value-item {
    padding: 1.25rem 0.75rem;
  }
}