/* ============================================================
   HUANNI INDUSTRY — Main Stylesheet
   HONG KONG HUANNI INDUSTRIAL CO., LIMITED
   Palette: Deep Slate #1A2634, Burnt Orange #D4652A,
            Steel Blue #4A7C9B, Off-White #F5F3EF
   ============================================================ */

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

html {
  scroll-behavior: smooth;
  font-size: 100%;
}

body {
  font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: #1A2634;
  background: #F5F3EF;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
  list-style: none;
}

/* --- Typography ------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Rajdhani', 'Inter', sans-serif;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.8rem, 5.5vw, 4.5rem); }
h2 { font-size: clamp(2rem, 3.5vw, 2.8rem); }
h3 { font-size: clamp(1.4rem, 2vw, 1.7rem); }

.section-label {
  display: inline-block;
  font-family: 'Rajdhani', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: #D4652A;
  margin-bottom: 0.6rem;
}

.section-title {
  margin-bottom: 1.2rem;
  color: #1A2634;
}

.section-title span {
  color: #D4652A;
}

.section-subtitle {
  font-size: 1.1rem;
  color: #4A4A4A;
  max-width: 640px;
  margin-bottom: 2.5rem;
}

/* --- Skip Link (Accessibility) ---------------------------- */
.skip-link {
  position: absolute;
  top: -100px;
  left: 0;
  background: #D4652A;
  color: #FFFFFF;
  padding: 8px 16px;
  z-index: 10000;
  font-weight: 700;
  transition: top 0.2s;
}

.skip-link:focus {
  top: 0;
}

/* --- Navigation ------------------------------------------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: #1A2634;
  transition: background 0.35s, box-shadow 0.35s;
}

.nav.scrolled {
  background: #FFFFFF;
  box-shadow: 0 2px 24px #1A26341A;
}

.nav.scrolled .nav__link,
.nav.scrolled .nav__logo-text {
  color: #1A2634;
}

.nav.scrolled .nav__logo-icon {
  color: #D4652A;
}

.nav.scrolled .nav__toggle span {
  background: #1A2634;
}

.nav.scrolled .nav__cta {
  color: #FFFFFF;
}

.nav__inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  z-index: 1001;
}

.nav__logo-icon {
  width: 38px;
  height: 38px;
  background: #D4652A;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  font-family: 'Rajdhani', sans-serif;
  font-weight: 800;
  font-size: 1.3rem;
  letter-spacing: -0.03em;
}

.nav__logo-text {
  font-family: 'Rajdhani', sans-serif;
  font-weight: 700;
  font-size: 1.25rem;
  color: #F5F3EF;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: color 0.35s;
}

.nav__list {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav__link {
  font-size: 0.9rem;
  font-weight: 600;
  color: #C8CDD3;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  transition: color 0.25s;
  position: relative;
}

.nav__link:hover,
.nav__link:focus-visible {
  color: #D4652A;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: #D4652A;
  transition: width 0.25s;
}

.nav__link:hover::after,
.nav__link:focus-visible::after {
  width: 100%;
}

.nav__cta {
  background: #D4652A;
  color: #FFFFFF;
  padding: 10px 22px;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: none;
  transition: background 0.25s, transform 0.2s;
}

.nav__cta:hover {
  background: #BF531E;
  transform: translateY(-1px);
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 1001;
  padding: 4px;
}

.nav__toggle span {
  display: block;
  width: 26px;
  height: 2.5px;
  background: #F5F3EF;
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

.nav__toggle.active span:nth-child(1) {
  transform: translateY(7.5px) rotate(45deg);
}

.nav__toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav__toggle.active span:nth-child(3) {
  transform: translateY(-7.5px) rotate(-45deg);
}

/* --- Hero ------------------------------------------------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #1A2634;
  overflow: hidden;
  padding: 6rem 2rem 4rem;
}

.hero__circuit {
  position: absolute;
  inset: 0;
  opacity: 0.12;
  background-image:
    linear-gradient(#4A7C9B 1px, transparent 1px),
    linear-gradient(90deg, #4A7C9B 1px, transparent 1px);
  background-size: 60px 60px;
  background-position: center center;
  animation: circuitDrift 20s linear infinite;
}

.hero__circuit-overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 50%, #D4652A15 0%, transparent 60%),
    radial-gradient(ellipse at 70% 30%, #4A7C9B18 0%, transparent 55%),
    radial-gradient(ellipse at 50% 80%, #1A2634 0%, transparent 70%);
}

.hero__geom {
  position: absolute;
  border: 2px solid #4A7C9B30;
}

.hero__geom--1 {
  width: 200px;
  height: 200px;
  top: 15%;
  left: 5%;
  transform: rotate(15deg);
  animation: geomFloat 8s ease-in-out infinite;
}

.hero__geom--2 {
  width: 120px;
  height: 120px;
  bottom: 20%;
  right: 8%;
  transform: rotate(45deg);
  animation: geomFloat 10s ease-in-out infinite reverse;
}

.hero__geom--3 {
  width: 80px;
  height: 80px;
  border-radius: 4px;
  top: 25%;
  right: 18%;
  border-color: #D4652A30;
  animation: geomFloat 7s ease-in-out infinite 1s;
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  text-align: center;
}

.hero__badge {
  display: inline-block;
  background: #D4652A;
  color: #FFFFFF;
  padding: 6px 20px;
  font-family: 'Rajdhani', sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: 1.8rem;
}

.hero__title {
  color: #F5F3EF;
  margin-bottom: 1.2rem;
}

.hero__title mark {
  background: none;
  color: #D4652A;
}

.hero__lede {
  font-size: 1.2rem;
  color: #A0AAB4;
  margin-bottom: 2.4rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero__actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 14px 32px;
  font-family: 'Rajdhani', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border: none;
  cursor: pointer;
  transition: transform 0.25s, box-shadow 0.25s, background 0.25s;
}

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

.btn--primary {
  background: #D4652A;
  color: #FFFFFF;
}

.btn--primary:hover {
  background: #BF531E;
  box-shadow: 0 8px 28px #D4652A40;
}

.btn--outline {
  background: transparent;
  color: #F5F3EF;
  border: 2px solid #4A7C9B;
}

.btn--outline:hover {
  background: #4A7C9B;
  border-color: #4A7C9B;
}

.btn--dark {
  background: #1A2634;
  color: #FFFFFF;
}

.btn--dark:hover {
  background: #2A3A4E;
  box-shadow: 0 8px 28px #1A263440;
}

/* --- Stats Bar -------------------------------------------- */
.stats-bar {
  background: #FFFFFF;
  border-bottom: 1px solid #E0DCD5;
}

.stats-bar__inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 2.5rem 2rem;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

.stat__number {
  font-family: 'Rajdhani', sans-serif;
  font-size: clamp(2.2rem, 3.5vw, 3rem);
  font-weight: 800;
  color: #D4652A;
  line-height: 1;
}

.stat__number::after {
  content: '+';
}

.stat__label {
  font-size: 0.9rem;
  font-weight: 600;
  color: #5A5A5A;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 0.4rem;
}

/* --- Alternating Sections -------------------------------- */
section {
  padding: 6rem 2rem;
}

.section__inner {
  max-width: 1280px;
  margin: 0 auto;
}

/* About — split: image + text */
.about {
  background: #F5F3EF;
}

.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about__visual {
  position: relative;
}

.about__img-block {
  background: #1A2634;
  aspect-ratio: 4 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.about__img-block::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, #4A7C9B25 0%, transparent 50%),
    repeating-linear-gradient(0deg, transparent, transparent 20px, #F5F3EF08 20px, #F5F3EF08 21px);
}

.about__icon-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  width: 70%;
  z-index: 1;
}

.about__icon-cell {
  aspect-ratio: 1;
  background: #FFFFFF10;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  color: #F5F3EF;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.about__icon-cell svg {
  width: 32px;
  height: 32px;
  color: #D4652A;
}

.about__accent {
  position: absolute;
  width: 100px;
  height: 100px;
  border: 3px solid #D4652A60;
  bottom: -20px;
  right: -20px;
  z-index: 0;
}

.about__text h2 {
  margin-bottom: 1rem;
}

.about__text p {
  color: #4A4A4A;
  margin-bottom: 1.2rem;
}

.about__stats-mini {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid #D5D0C8;
}

.about__stat-mini dt {
  font-family: 'Rajdhani', sans-serif;
  font-size: 1.6rem;
  font-weight: 800;
  color: #D4652A;
}

.about__stat-mini dd {
  font-size: 0.8rem;
  font-weight: 600;
  color: #5A5A5A;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 0.2rem;
}

/* Services — three-column card grid */
.services {
  background: #FFFFFF;
}

.services__header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.service-card {
  padding: 2.5rem 2rem;
  border: 1px solid #E5E0D8;
  background: #FAFAF8;
  transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
  position: relative;
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px #1A263412;
  border-color: #D4652A40;
}

.service-card__num {
  font-family: 'Rajdhani', sans-serif;
  font-size: 3rem;
  font-weight: 800;
  color: #E5E0D8;
  position: absolute;
  top: 1rem;
  right: 1.5rem;
  line-height: 1;
}

.service-card__icon {
  width: 52px;
  height: 52px;
  background: #1A2634;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.4rem;
  color: #D4652A;
}

.service-card__icon svg {
  width: 26px;
  height: 26px;
}

.service-card h3 {
  margin-bottom: 0.8rem;
  font-size: 1.15rem;
}

.service-card p {
  color: #5A5A5A;
  font-size: 0.95rem;
  line-height: 1.7;
}

/* Industries — horizontal scroll cards */
.industries {
  background: #1A2634;
  overflow: hidden;
}

.industries__header {
  margin-bottom: 3rem;
}

.industries__header .section-label {
  color: #D4652A;
}

.industries__header .section-title {
  color: #F5F3EF;
}

.industries__header .section-subtitle {
  color: #8A96A3;
}

.industries__track {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.industry-card {
  background: #FFFFFF08;
  border: 1px solid #FFFFFF0F;
  padding: 2rem 1.8rem;
  transition: background 0.3s, transform 0.3s;
}

.industry-card:hover {
  background: #FFFFFF14;
  transform: translateY(-4px);
}

.industry-card__icon {
  width: 44px;
  height: 44px;
  background: #D4652A;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.2rem;
  color: #FFFFFF;
}

.industry-card__icon svg {
  width: 22px;
  height: 22px;
}

.industry-card h4 {
  color: #F5F3EF;
  font-size: 1.05rem;
  margin-bottom: 0.5rem;
}

.industry-card p {
  color: #8A96A3;
  font-size: 0.9rem;
  line-height: 1.6;
}

/* Testimonials — single-column highlight */
.testimonials {
  background: #F5F3EF;
}

.testimonials__header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.testimonial-card {
  background: #FFFFFF;
  padding: 2.5rem 2rem;
  border-left: 4px solid #D4652A;
  position: relative;
}

.testimonial-card__quote {
  font-size: 1rem;
  color: #3A3A3A;
  line-height: 1.8;
  font-style: italic;
  margin-bottom: 1.5rem;
}

.testimonial-card__quote::before {
  content: '\201C';
  font-family: 'Rajdhani', serif;
  font-size: 4rem;
  color: #D4652A;
  position: absolute;
  top: 0.5rem;
  left: 1.2rem;
  line-height: 1;
  opacity: 0.5;
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.testimonial-card__avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: #1A2634;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #F5F3EF;
  font-weight: 700;
  font-size: 0.85rem;
}

.testimonial-card__name {
  font-weight: 700;
  color: #1A2634;
  font-size: 0.95rem;
}

.testimonial-card__role {
  font-size: 0.8rem;
  color: #6A6A6A;
}

/* CTA — full-width banner */
.cta-section {
  background: #D4652A;
  text-align: center;
  padding: 5rem 2rem;
}

.cta-section__inner {
  max-width: 700px;
  margin: 0 auto;
}

.cta-section .section-label {
  color: #FFFFFF;
}

.cta-section .section-title {
  color: #FFFFFF;
}

.cta-section .section-subtitle {
  color: #FFE0D0;
  margin-left: auto;
  margin-right: auto;
}

.cta-section .btn--dark {
  background: #1A2634;
  color: #FFFFFF;
}

.cta-section .btn--dark:hover {
  background: #2A3A4E;
}

/* Contact Section */
.contact {
  background: #FFFFFF;
}

.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  align-items: start;
}

.contact__info {
  padding-right: 2rem;
}

.contact__detail {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.8rem;
}

.contact__detail-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  background: #1A2634;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #D4652A;
}

.contact__detail-icon svg {
  width: 20px;
  height: 20px;
}

.contact__detail h4 {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #1A2634;
  margin-bottom: 0.2rem;
}

.contact__detail p {
  font-size: 0.95rem;
  color: #5A5A5A;
}

.contact__form {
  display: grid;
  gap: 1.2rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group label {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #1A2634;
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 14px 16px;
  border: 2px solid #E0DCD5;
  background: #FAFAF8;
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  color: #1A2634;
  transition: border-color 0.25s, box-shadow 0.25s;
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: #D4652A;
  box-shadow: 0 0 0 3px #D4652A18;
}

.form-group textarea {
  resize: vertical;
  min-height: 130px;
}

.form-status {
  padding: 12px 16px;
  font-weight: 600;
  font-size: 0.9rem;
  display: none;
}

.form-status--success {
  display: block;
  background: #E8F5E9;
  color: #2E7D32;
  border: 1px solid #A5D6A7;
}

.form-status--error {
  display: block;
  background: #FFEBEE;
  color: #C62828;
  border: 1px solid #EF9A9A;
}

/* --- Footer ----------------------------------------------- */
.footer {
  background: #1A2634;
  color: #8A96A3;
  padding: 5rem 2rem 2rem;
}

.footer__grid {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer__brand {
  font-family: 'Rajdhani', sans-serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: #F5F3EF;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.footer__desc {
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 1.2rem;
}

.footer__social {
  display: flex;
  gap: 0.8rem;
}

.footer__social a {
  width: 38px;
  height: 38px;
  background: #FFFFFF0D;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #8A96A3;
  transition: background 0.25s, color 0.25s;
}

.footer__social a:hover {
  background: #D4652A;
  color: #FFFFFF;
}

.footer__col-title {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #F5F3EF;
  margin-bottom: 1.4rem;
}

.footer__list li {
  margin-bottom: 0.7rem;
}

.footer__list a {
  font-size: 0.9rem;
  color: #8A96A3;
  transition: color 0.25s;
}

.footer__list a:hover {
  color: #D4652A;
}

.footer__bottom {
  max-width: 1280px;
  margin: 0 auto;
  padding-top: 2rem;
  border-top: 1px solid #FFFFFF0F;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
}

.footer__bottom a {
  color: #D4652A;
  transition: color 0.25s;
}

.footer__bottom a:hover {
  color: #F5F3EF;
}

/* --- Policy Pages ----------------------------------------- */
.policy {
  padding: 8rem 2rem 5rem;
  background: #F5F3EF;
}

.policy__inner {
  max-width: 840px;
  margin: 0 auto;
}

.policy h1 {
  color: #1A2634;
  margin-bottom: 0.5rem;
  font-size: 2.5rem;
}

.policy__meta {
  color: #6A6A6A;
  font-size: 0.9rem;
  margin-bottom: 2.5rem;
  padding-bottom: 2rem;
  border-bottom: 2px solid #D5D0C8;
}

.policy h2 {
  font-size: 1.4rem;
  color: #1A2634;
  margin-top: 2.5rem;
  margin-bottom: 0.8rem;
}

.policy h3 {
  font-size: 1.1rem;
  color: #1A2634;
  margin-top: 1.8rem;
  margin-bottom: 0.6rem;
}

.policy p {
  color: #4A4A4A;
  margin-bottom: 1rem;
  line-height: 1.8;
}

.policy ul {
  list-style: disc;
  padding-left: 1.5rem;
  margin-bottom: 1rem;
  color: #4A4A4A;
}

.policy ul li {
  margin-bottom: 0.5rem;
}

.policy a {
  color: #D4652A;
  text-decoration: underline;
}

.policy address {
  font-style: normal;
  color: #4A4A4A;
  line-height: 1.7;
}

/* --- Animations ------------------------------------------- */
@keyframes circuitDrift {
  from { background-position: 0 0; }
  to { background-position: 60px 60px; }
}

@keyframes geomFloat {
  0%, 100% { transform: translateY(0) rotate(15deg); }
  50% { transform: translateY(-20px) rotate(18deg); }
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* Stagger children */
.reveal-stagger > * {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal-stagger.visible > *:nth-child(1) { transition-delay: 0.05s; }
.reveal-stagger.visible > *:nth-child(2) { transition-delay: 0.15s; }
.reveal-stagger.visible > *:nth-child(3) { transition-delay: 0.25s; }
.reveal-stagger.visible > *:nth-child(4) { transition-delay: 0.35s; }
.reveal-stagger.visible > *:nth-child(5) { transition-delay: 0.45s; }
.reveal-stagger.visible > *:nth-child(6) { transition-delay: 0.55s; }
.reveal-stagger.visible > * {
  opacity: 1;
  transform: translateY(0);
}

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

  .about__grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

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

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

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

  .contact__grid {
    grid-template-columns: 1fr;
  }

  .footer__grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav__list {
    position: fixed;
    inset: 0;
    flex-direction: column;
    justify-content: center;
    gap: 1.8rem;
    background: #1A2634;
    transform: translateX(100%);
    transition: transform 0.4s ease;
  }

  .nav__list.open {
    transform: translateX(0);
  }

  .nav__link {
    font-size: 1.2rem;
  }

  .nav__toggle {
    display: flex;
  }

  .nav.scrolled .nav__list {
    background: #FFFFFF;
  }

  .hero__title {
    font-size: 2.2rem;
  }

  .stats-bar__inner {
    grid-template-columns: 1fr 1fr;
  }

  .services__grid {
    grid-template-columns: 1fr;
  }

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

  .testimonials__grid {
    grid-template-columns: 1fr;
  }

  .footer__grid {
    grid-template-columns: 1fr;
  }

  .footer__bottom {
    flex-direction: column;
    text-align: center;
  }

  section {
    padding: 4rem 1.5rem;
  }

  .hero__actions {
    flex-direction: column;
    align-items: center;
  }
}

@media (max-width: 480px) {
  .nav__inner {
    padding: 0 1rem;
  }

  .hero {
    padding: 5rem 1.2rem 3rem;
  }

  .hero__title {
    font-size: 1.8rem;
  }

  .hero__lede {
    font-size: 1rem;
  }

  .stats-bar__inner {
    grid-template-columns: 1fr;
  }

  .policy {
    padding: 6rem 1.2rem 3rem;
  }

  .policy h1 {
    font-size: 1.8rem;
  }
}

/* --- Focus Visible (Accessibility) ------------------------ */
:focus-visible {
  outline: 2px solid #D4652A;
  outline-offset: 2px;
}

/* --- Reduced Motion --------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }
}

/* --- Print ------------------------------------------------ */
@media print {
  .nav, .footer, .hero__circuit, .hero__geom, .cta-section, .contact__form {
    display: none;
  }

  body {
    color: #000000;
    background: #FFFFFF;
  }
}