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

:root {
  --navy: #001f3f;
  --navy-mid: #002d5c;
  --navy-light: #003f80;
  --navy-xlight: #0a4f90;
  --white: #ffffff;
  --off-white: #f4f6f9;
  --gray-light: #e2e6ed;
  --gray-mid: #8892a4;
  --gray-dark: #4a5568;
  --text: #001f3f;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Montserrat", sans-serif;
  background: var(--white);
  color: var(--text);
  overflow-x: hidden;
}

/* ── NAV ─────────────────────────────────────────────────── */
nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  height: 70px;
  padding: 0 5%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  overflow: visible;
  transition:
    background 0.4s,
    backdrop-filter 0.4s,
    box-shadow 0.4s;
}
nav.scrolled {
  background: rgba(0, 31, 63, 0.96);
  backdrop-filter: blur(12px);
  box-shadow: 0 2px 24px rgba(0, 0, 0, 0.22);
}

/* Logo mark + wordmark */
.logo-wrap {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
}
.logo-img {
  height: 180px;
  width: auto;
  filter: brightness(0) invert(1);
}

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}
.nav-links a {
  color: rgba(255, 255, 255, 0.78);
  text-decoration: none;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  transition: color 0.3s;
}
.nav-links a:hover {
  color: var(--white);
}

.nav-cta {
  background: var(--white) !important;
  color: var(--navy) !important;
  padding: 0.55rem 1.4rem;
  border-radius: 4px;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 24px;
  height: 17px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  flex-shrink: 0;
}
.hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: rgba(255, 255, 255, 0.85);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}
.hamburger.open span:nth-child(1) {
  transform: translateY(7.5px) rotate(45deg);
}
.hamburger.open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.hamburger.open span:nth-child(3) {
  transform: translateY(-7.5px) rotate(-45deg);
}

/* ── HERO SCROLL ─────────────────────────────────────────── */
#hero-scroll {
  height: 500vh;
  position: relative;
}

.hero-sticky {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Mobile map background */
.hero-map-bg {
  display: none;
  position: absolute;
  inset: 0;
  background: url('../img/world-map-146505_1280.webp') 50% 50% / 230% auto no-repeat var(--navy);
  will-change: background-position-x;
  z-index: 0;
}
.hero-map-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse 78% 72% at 50% 52%,
    transparent 25%,
    rgba(0, 10, 25, 0.45) 60%,
    rgba(0, 4, 14, 0.88) 100%
  );
  pointer-events: none;
}

/* Video canvas */
.hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  background: var(--navy);
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(0, 31, 63, 0.78) 0%,
    rgba(0, 18, 42, 0.72) 100%
  );
  z-index: 1;
  pointer-events: none;
}

/* Hero scenes */
.hero-scene {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  padding: 0 5%;
  padding-left: min(10%, 140px);
  z-index: 10;
  max-width: 780px;
  opacity: 0;
  will-change: opacity, transform;
  pointer-events: none;
}

.scene-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: 1.6rem;
}
.scene-eyebrow::before {
  content: "";
  display: block;
  width: 28px;
  height: 2px;
  background: rgba(255, 255, 255, 0.4);
}

.scene-title {
  font-size: clamp(2.6rem, 5.5vw, 5rem);
  font-weight: 900;
  line-height: 1.05;
  color: var(--white);
  margin-bottom: 1.5rem;
  letter-spacing: -1px;
}
.scene-title em {
  font-style: normal;
  color: rgba(255, 255, 255, 0.55);
}

.scene-desc {
  font-size: clamp(0.9rem, 1.6vw, 1.1rem);
  font-weight: 400;
  color: rgba(255, 255, 255, 0.62);
  max-width: 500px;
  line-height: 1.85;
  margin-bottom: 2.4rem;
}

/* Buttons */
.btn-primary {
  display: inline-block;
  background: var(--white);
  color: var(--navy);
  padding: 0.9rem 2.4rem;
  border-radius: 5px;
  font-family: "Montserrat", sans-serif;
  font-weight: 800;
  font-size: 0.85rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition:
    transform 0.3s,
    box-shadow 0.3s,
    background 0.3s;
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3);
  background: #e8edf5;
}
.btn-ghost {
  display: inline-block;
  border: 2px solid rgba(255, 255, 255, 0.3);
  color: rgba(255, 255, 255, 0.85);
  padding: 0.9rem 2.4rem;
  border-radius: 5px;
  font-family: "Montserrat", sans-serif;
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  text-decoration: none;
  transition:
    border-color 0.3s,
    color 0.3s,
    transform 0.3s;
  margin-left: 1rem;
}
.btn-ghost:hover {
  border-color: rgba(255, 255, 255, 0.7);
  color: var(--white);
  transform: translateY(-3px);
}

/* Hero button group */
.hero-btns {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.8rem;
}
.hero-btns .btn-ghost {
  margin-left: 0;
}
.btn-navy {
  display: inline-block;
  background: var(--navy);
  color: var(--white);
  padding: 0.9rem 2.4rem;
  border-radius: 5px;
  font-family: "Montserrat", sans-serif;
  font-weight: 800;
  font-size: 0.85rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition:
    transform 0.3s,
    box-shadow 0.3s,
    background 0.3s;
}
.btn-navy:hover {
  background: var(--navy-mid);
  transform: translateY(-3px);
  box-shadow: 0 10px 28px rgba(0, 31, 63, 0.3);
}

/* Loading overlay */
.hero-loading {
  position: absolute;
  inset: 0;
  z-index: 40;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  background: var(--navy);
  transition: opacity 0.6s ease;
  pointer-events: none;
}
.hero-loading.done {
  opacity: 0;
}
.hero-loading-label {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.35);
  margin-bottom: 0.2rem;
}
.hero-loading-track {
  width: 220px;
  height: 2px;
  background: rgba(255, 255, 255, 0.12);
  border-radius: 2px;
  overflow: hidden;
}
.hero-loading-fill {
  height: 100%;
  width: 0%;
  background: rgba(255, 255, 255, 0.65);
  border-radius: 2px;
  transition: width 0.08s linear;
}
.hero-loading-pct {
  font-size: 0.72rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.3);
  letter-spacing: 2px;
}

/* Scroll hint */
.scroll-hint {
  position: absolute;
  bottom: 2.2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 20;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  transition: opacity 0.5s;
}
.scroll-hint.hidden {
  opacity: 0;
}
.scroll-hint span {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.38);
}
.scroll-arrow {
  width: 18px;
  height: 18px;
  border-right: 2px solid rgba(255, 255, 255, 0.38);
  border-bottom: 2px solid rgba(255, 255, 255, 0.38);
  transform: rotate(45deg);
  animation: sarrow 1.5s ease-in-out infinite;
}
@keyframes sarrow {
  0%,
  100% {
    transform: rotate(45deg) translateY(0);
    opacity: 0.4;
  }
  50% {
    transform: rotate(45deg) translateY(5px);
    opacity: 0.9;
  }
}

/* ── SECTIONS (light) ────────────────────────────────────── */
section {
  padding: 6rem 5%;
}

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--navy-xlight);
  margin-bottom: 1rem;
}
.section-eyebrow::before {
  content: "";
  display: block;
  width: 24px;
  height: 2px;
  background: var(--navy-xlight);
}
.section-title {
  font-size: clamp(1.8rem, 3.2vw, 2.7rem);
  font-weight: 800;
  line-height: 1.15;
  color: var(--navy);
  margin-bottom: 1.2rem;
}
.section-desc {
  font-size: 1rem;
  color: var(--gray-dark);
  max-width: 520px;
  line-height: 1.9;
}

/* ── ABOUT ───────────────────────────────────────────────── */
#about {
  background: var(--white);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}
.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-top: 3rem;
}
.stat-item {
  border-left: 3px solid var(--navy);
  padding-left: 1.1rem;
}
.stat-number {
  font-size: 2.4rem;
  font-weight: 900;
  color: var(--navy);
  line-height: 1;
}
.stat-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--gray-mid);
  margin-top: 0.3rem;
  letter-spacing: 0.5px;
}

.world-map-box {
  background: var(--off-white);
  border: 1px solid var(--gray-light);
  border-radius: 20px;
  overflow: hidden;
  position: relative;
  aspect-ratio: 2/1;
}
.map-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: grayscale(1) contrast(1.05) opacity(0.55);
}
.map-overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

/* ── SERVICES ────────────────────────────────────────────── */
#services {
  background: var(--off-white);
}
.services-header {
  text-align: center;
  margin-bottom: 4rem;
}
.services-header .section-eyebrow {
  justify-content: center;
}
.services-header .section-desc {
  margin: 0 auto;
  text-align: center;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: 1.6rem;
}
.service-card {
  background: var(--white);
  border: 1px solid var(--gray-light);
  border-radius: 16px;
  padding: 2.4rem 2rem;
  position: relative;
  overflow: hidden;
  transition:
    border-color 0.4s,
    transform 0.4s,
    box-shadow 0.4s;
}
.service-card::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--navy);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s;
}
.service-card:hover {
  border-color: var(--navy);
  transform: translateY(-5px);
  box-shadow: 0 16px 40px rgba(0, 31, 63, 0.1);
}
.service-card:hover::after {
  transform: scaleX(1);
}
.service-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: rgba(0, 31, 63, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}
.service-icon svg {
  width: 26px;
  height: 26px;
  stroke: var(--navy);
  stroke-width: 1.8;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.service-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 0.8rem;
}
.service-desc {
  font-size: 0.88rem;
  color: var(--gray-dark);
  line-height: 1.8;
}

/* ── PRODUCTS ────────────────────────────────────────────── */
#products {
  background: var(--navy);
}
#products .section-eyebrow {
  color: rgba(255, 255, 255, 0.5);
}
#products .section-eyebrow::before {
  background: rgba(255, 255, 255, 0.4);
}
#products .section-title {
  color: var(--white);
}

.products-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 3rem;
}
.btn-ghost-navy {
  display: inline-block;
  border: 2px solid rgba(255, 255, 255, 0.28);
  color: rgba(255, 255, 255, 0.78);
  padding: 0.7rem 1.8rem;
  border-radius: 5px;
  font-family: "Montserrat", sans-serif;
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  text-decoration: none;
  transition:
    border-color 0.3s,
    color 0.3s;
}
.btn-ghost-navy:hover {
  border-color: var(--white);
  color: var(--white);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.4rem;
}
.product-card {
  border-radius: 14px;
  overflow: hidden;
  position: relative;
  aspect-ratio: 3/4;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  cursor: pointer;
  transition:
    transform 0.4s,
    box-shadow 0.4s;
}
.product-card:hover {
  transform: scale(1.03);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}
.product-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transition: transform 0.6s ease;
}
.product-card:hover .product-bg {
  transform: scale(1.07);
}
.product-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1.4rem;
  background: linear-gradient(to top, rgba(0, 15, 35, 0.96), transparent);
}
.product-cat {
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 0.3rem;
}
.product-name {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
}

/* ── PROCESS ─────────────────────────────────────────────── */
#process {
  background: var(--off-white);
}
.process-header {
  text-align: center;
  margin-bottom: 4rem;
}
.process-header .section-eyebrow {
  justify-content: center;
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  position: relative;
}
.process-steps::before {
  content: "";
  position: absolute;
  top: 2.3rem;
  left: 12%;
  right: 12%;
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--gray-light),
    var(--gray-light),
    transparent
  );
}
.step {
  text-align: center;
}
.step-number {
  width: 4.6rem;
  height: 4.6rem;
  border-radius: 50%;
  background: var(--white);
  border: 2px solid var(--navy);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  font-weight: 900;
  color: var(--navy);
  margin: 0 auto 1.5rem;
  position: relative;
  z-index: 1;
  box-shadow: 0 4px 16px rgba(0, 31, 63, 0.12);
}
.step-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 0.7rem;
}
.step-desc {
  font-size: 0.85rem;
  color: var(--gray-dark);
  line-height: 1.8;
}

/* ── CONTACT ─────────────────────────────────────────────── */
#contact {
  background: var(--navy);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}
#contact .section-eyebrow {
  color: rgba(255, 255, 255, 0.5);
}
#contact .section-eyebrow::before {
  background: rgba(255, 255, 255, 0.4);
}
#contact .section-title {
  color: var(--white);
}
#contact .section-desc {
  color: rgba(255, 255, 255, 0.6);
}

.contact-item {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.8rem;
  align-items: flex-start;
}
.contact-icon {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-icon svg {
  width: 18px;
  height: 18px;
  stroke: rgba(255, 255, 255, 0.85);
  stroke-width: 1.8;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.contact-item-text strong {
  display: block;
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.45);
  margin-bottom: 0.18rem;
  letter-spacing: 1px;
  text-transform: uppercase;
}
.contact-item-text span {
  font-size: 0.95rem;
  color: var(--white);
}

.contact-form {
  background: var(--white);
  border-radius: 16px;
  padding: 2.5rem;
}
.contact-form h3 {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 1.8rem;
}
.form-group {
  margin-bottom: 1.3rem;
}
.form-group label {
  display: block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--gray-mid);
  margin-bottom: 0.5rem;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  background: var(--off-white);
  border: 1.5px solid var(--gray-light);
  border-radius: 7px;
  padding: 0.82rem 1rem;
  color: var(--navy);
  font-size: 0.92rem;
  font-family: "Montserrat", sans-serif;
  outline: none;
  transition:
    border-color 0.3s,
    box-shadow 0.3s;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--navy);
  box-shadow: 0 0 0 3px rgba(0, 31, 63, 0.08);
}
.form-group textarea {
  resize: vertical;
  min-height: 110px;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

/* ── FOOTER ──────────────────────────────────────────────── */
footer {
  background: #00152b;
  padding: 4rem 5% 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}
.footer-brand p {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.4);
  line-height: 1.9;
  margin-top: 1rem;
  max-width: 260px;
}
.footer-logo-word {
  color: var(--white);
}
.footer-col h4 {
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: 1.4rem;
}
.footer-col ul {
  list-style: none;
}
.footer-col ul li {
  margin-bottom: 0.75rem;
}
.footer-col ul li a {
  color: rgba(255, 255, 255, 0.55);
  text-decoration: none;
  font-size: 0.86rem;
  transition: color 0.3s;
}
.footer-col ul li a:hover {
  color: var(--white);
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  padding-top: 1.8rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.footer-bottom p {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.3);
}
.social-links {
  display: flex;
  gap: 0.7rem;
}
.social-link {
  width: 34px;
  height: 34px;
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.78rem;
  font-weight: 800;
  text-decoration: none;
  color: rgba(255, 255, 255, 0.55);
  transition:
    background 0.3s,
    border-color 0.3s,
    color 0.3s;
}
.social-link:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.3);
  color: var(--white);
}

/* ── REVEAL ──────────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(36px);
  transition:
    opacity 0.8s ease,
    transform 0.8s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.d1 {
  transition-delay: 0.1s;
}
.d2 {
  transition-delay: 0.2s;
}
.d3 {
  transition-delay: 0.3s;
}
.d4 {
  transition-delay: 0.4s;
}

/* ── RESPONSIVE ──────────────────────────────────────────── */
@media (max-width: 1100px) {
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .process-steps {
    grid-template-columns: repeat(2, 1fr);
  }
  .process-steps::before {
    display: none;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  section {
    padding: 4rem 5%;
  }

  /* Nav mobile */
  .hamburger {
    display: flex;
  }
  .nav-links {
    display: none;
    flex-direction: column;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: rgba(0, 31, 63, 0.98);
    backdrop-filter: blur(14px);
    padding: 0.5rem 5% 1.5rem;
    z-index: 999;
    border-top: 1px solid rgba(255, 255, 255, 0.07);
  }
  .nav-links.open {
    display: flex;
  }
  .nav-links li {
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  }
  .nav-links li:last-child {
    border-bottom: none;
    padding-top: 0.8rem;
  }
  .nav-links a {
    display: block;
    padding: 0.9rem 0;
    font-size: 0.88rem;
    letter-spacing: 1px;
  }
  .nav-cta {
    background: transparent !important;
    color: rgba(255, 255, 255, 0.85) !important;
    padding: 0.9rem 0 !important;
    border-radius: 0 !important;
  }

  /* Hero mobile background */
  .hero-canvas {
    display: none;
  }
  .hero-map-bg {
    display: block;
  }
  .hero-sticky {
    background-color: var(--navy);
  }
  .hero-overlay {
    background: linear-gradient(
      135deg,
      rgba(0, 25, 52, 0.84) 0%,
      rgba(0, 18, 42, 0.76) 100%
    );
  }

  /* Hero */
  .hero-scene {
    padding-left: 5%;
    padding-right: 5%;
    max-width: 100%;
  }

  /* Layouts */
  #about,
  #contact {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  /* Products */
  .products-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }

  /* Process */
  .process-steps {
    grid-template-columns: 1fr 1fr;
  }

  /* Form */
  .form-row {
    grid-template-columns: 1fr;
  }

  /* Footer */
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}

@media (max-width: 480px) {
  section {
    padding: 3.5rem 4%;
  }

  nav {
    padding: 0 4%;
  }

  .scene-title {
    font-size: clamp(2rem, 9vw, 2.6rem);
  }

  .scene-desc {
    font-size: 0.88rem;
  }

  .btn-primary,
  .btn-ghost,
  .btn-ghost-navy {
    padding: 0.75rem 1.4rem;
    font-size: 0.78rem;
    letter-spacing: 1.5px;
  }

  .hero-btns {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.7rem;
  }

  .products-grid {
    grid-template-columns: 1fr;
  }
  .product-card {
    aspect-ratio: 4/3;
  }

  .process-steps {
    grid-template-columns: 1fr;
  }

  .about-stats {
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
  }
  .stat-number {
    font-size: 2rem;
  }

  .contact-form {
    padding: 1.8rem;
  }

  .logo-img {
    height: 120px;
  }
}

/* ── WHATSAPP FLOTANTE ───────────────────────────────────── */
.wsp-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 9999;
  width: 56px;
  height: 56px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.45);
  transition: transform 0.25s, box-shadow 0.25s;
}
.wsp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.6);
}