:root {
  /* Colors */
  --color-primary: #005fab;
  --color-primary-dark: #0f55a3;
  --color-primary-hover: #004a85;
  --color-text: #000000;
  --color-text-secondary: #454545;
  --color-text-dark: #212421;
  --color-white: #ffffff;
  --color-off-white: #fafafa;
  --color-border-light: #d6d6d6;
  --color-border-medium: #c7c7c7;
  --color-border-dark: #c0c0c0;
  --color-gray: #d5d5d5;
  --color-partner: #d6d6d6;
  --color-overlay: rgba(0, 0, 0, 0.2);
  --color-overlay-dark: rgba(0, 0, 0, 0.4);

  /* Fonts */
  --font-primary: 'Open Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'Manrope', system-ui, sans-serif;
  --font-accent: 'Poppins', system-ui, sans-serif;

  /* Spacing */
  --section-padding-y: 40px;
  --section-padding-x: 64px;
  --container-max: 1220px;
  --container-wide: 1360px;
  --radius-full: 100px;
  --radius-xl: 25px;
  --radius-lg: 24px;

  /* Typography */
  --text-xs: 0.875rem;   /* 14px */
  --text-sm: 1rem;       /* 16px */
  --text-md: 1.125rem;   /* 18px */
  --text-lg: 1.25rem;    /* 20px */
  --text-xl: 1.5rem;     /* 24px */
  --text-2xl: 2.5rem;    /* 40px */
  --text-3xl: 3rem;      /* 48px */
  --text-4xl: 4.5rem;    /* 72px */

  --weight-light: 300;
  --weight-regular: 400;
  --weight-semibold: 600;
  --weight-bold: 700;
  --weight-extrabold: 800;

  /* Line heights */
  --leading-3xs: 20px;
  --leading-2xs: 20.8px;
  --leading-xs: 24px;
  --leading-sm: 25px;
  --leading-md: 30px;
  --leading-lg: 35px;
  --leading-xl: 40px;
  --leading-3xl: 60px;
  --leading-4xl: 70px;
  --leading-5xl: 100px;
}

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

html {
  scroll-behavior: smooth;
  overflow-x: clip;
}

body {
  font-family: var(--font-primary);
  color: var(--color-text);
  background-color: var(--color-white);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul,
ol {
  list-style: none;
}

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

address {
  font-style: normal;
}

/* Base layout */
.container {
  max-width: var(--container-max);
  margin-inline: auto;
  width: 100%;
}

.container-wide {
  max-width: var(--container-wide);
}

.section {
  padding: var(--section-padding-y) var(--section-padding-x);
}

/* Typography components */
.section-title-badge {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-full);
  padding: 16px 24px;
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-3xs);
  color: var(--color-primary);
}

.section-title {
  font-size: var(--text-3xl);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-4xl);
  color: var(--color-text);
}

.section-subtitle {
  font-size: var(--text-md);
  font-weight: var(--weight-regular);
  line-height: var(--leading-lg);
  color: var(--color-text-secondary);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  text-align: center;
  transition: transform 0.2s ease, background-color 0.2s ease, box-shadow 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 16px 40px;
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  line-height: var(--leading-lg);
  border: none;
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
}

.btn-outline {
  border: 4px solid var(--color-primary);
  color: var(--color-primary);
  background-color: transparent;
  padding: 16px 40px;
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  line-height: var(--leading-lg);
}

.btn-outline:hover {
  background-color: rgba(0, 95, 171, 0.05);
}

.btn-small {
  padding: 16px 32px;
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-lg);
}

.btn-white-outline {
  border: 1px solid var(--color-off-white);
  color: var(--color-white);
  background-color: transparent;
}

.btn-white-outline:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

/* Top bar */
.top-bar {
  background-color: var(--color-primary);
  color: var(--color-off-white);
  padding: 24px var(--section-padding-x);
}

.top-bar__container {
  max-width: var(--container-max);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.top-bar__item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: var(--text-md);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-lg);
  white-space: nowrap;
}

.top-bar__item img {
  width: 25px;
  height: 25px;
  flex-shrink: 0;
}

.top-bar__item a:hover {
  text-decoration: underline;
}

/* Header & nav */
.header {
  position: relative;
  background-color: var(--color-white);
  padding: 40px var(--section-padding-x);
}

.header__container {
  max-width: var(--container-max);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.logo {
  display: block;
  width: 160px;
  height: 48.39px;
  flex-shrink: 0;
}

.logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.nav {
  display: flex;
  align-items: center;
  gap: 24px;
  flex: 1;
  justify-content: center;
}

.nav__link {
  font-size: var(--text-md);
  font-weight: var(--weight-regular);
  line-height: var(--leading-lg);
  color: var(--color-text-secondary);
  white-space: nowrap;
  transition: color 0.2s ease;
}

.nav__link:hover,
.nav__link--active {
  color: var(--color-primary);
  font-weight: var(--weight-bold);
}

.nav__dropdown {
  position: relative;
}

.nav__dropdown-toggle {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: var(--text-md);
  font-weight: var(--weight-regular);
  line-height: var(--leading-lg);
  color: var(--color-text-secondary);
  white-space: nowrap;
  background: none;
  border: none;
  cursor: pointer;
}

.nav__dropdown-toggle:hover,
.nav__dropdown.is-open .nav__dropdown-toggle {
  color: var(--color-primary);
}

.nav__dropdown-toggle--active {
  color: var(--color-primary);
  font-weight: var(--weight-bold);
}

.nav__dropdown-icon {
  width: 16px;
  height: 16px;
  transition: transform 0.2s ease;
}

.nav__dropdown.is-open .nav__dropdown-icon {
  transform: rotate(180deg);
}

.nav__dropdown-menu {
  position: absolute;
  top: calc(100% + 12px);
  left: 0;
  background-color: var(--color-white);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: 12px 0;
  min-width: 240px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
  z-index: 100;
}

.nav__dropdown:hover .nav__dropdown-menu,
.nav__dropdown:focus-within .nav__dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav__dropdown-menu a {
  display: block;
  padding: 10px 20px;
  font-size: var(--text-md);
  color: var(--color-text-secondary);
  transition: background-color 0.2s ease, color 0.2s ease;
}

.nav__dropdown-menu a:hover {
  background-color: var(--color-off-white);
  color: var(--color-primary);
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 24px;
  background: none;
  border: none;
}

.mobile-menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-text);
  transition: transform 0.3s ease, opacity 0.3s ease;
}

/* Hero */
.hero {
  padding-top: var(--section-padding-y);
  padding-bottom: var(--section-padding-y);
}

.hero__container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 40px;
}

.hero__desc {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 40px;
  text-align: center;
  padding: 0 80px;
}

.hero__title {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: var(--weight-semibold);
  line-height: 1.2;
  color: var(--color-text);
}

.hero__title span {
  display: block;
}

.hero__title-accent {
  color: var(--color-primary);
}

.hero__subtitle {
  font-size: var(--text-xl);
  font-weight: var(--weight-regular);
  line-height: var(--leading-xl);
  color: var(--color-text-secondary);
  max-width: 1060px;
}

.hero__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
}

.hero__video {
  position: relative;
  width: 100%;
  height: 622px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__video-poster,
.hero__video-media {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__video-overlay {
  position: absolute;
  inset: 0;
  background-color: var(--color-overlay);
}

.hero__stats {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(40px, 8vw, 160px);
  padding: 0 20px;
}

.hero__stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
  color: var(--color-white);
  white-space: nowrap;
}

.hero__stat-number {
  font-size: var(--text-2xl);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-3xl);
}

.hero__stat-label {
  font-size: var(--text-sm);
  font-weight: var(--weight-regular);
  line-height: var(--leading-md);
  color: var(--color-off-white);
}

.hero__stat-divider {
  width: 1px;
  height: 106px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.hero__stat-divider img {
  width: 106px;
  height: 1px;
  transform: rotate(90deg);
}

/* About us */
.about__container {
  display: flex;
  gap: 56px;
  align-items: flex-start;
}

.about__image {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  width: 500px;
  flex-shrink: 0;
}

.about__image-badge {
  position: relative;
  margin-bottom: 12px;
}

.about__image img {
  width: 100%;
  height: 547px;
  object-fit: cover;
  border-radius: var(--radius-lg);
}

.about__content {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.about__lead {
  font-size: var(--text-md);
  font-weight: var(--weight-regular);
  line-height: var(--leading-lg);
  color: var(--color-text-secondary);
}

.about__subsection {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.about__subsection-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.about__subsection-title {
  font-size: var(--text-xl);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-lg);
  color: var(--color-text);
}

.about__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: var(--text-xl);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-lg);
  color: var(--color-primary);
  transition: opacity 0.2s ease;
}

.about__link:hover {
  opacity: 0.85;
}

.about__link img {
  width: 12px;
  height: auto;
  transform: rotate(-90deg);
  flex-shrink: 0;
}

.about__subsection-text {
  font-size: var(--text-md);
  font-weight: var(--weight-regular);
  line-height: var(--leading-lg);
  color: var(--color-text-secondary);
}

.about__subsection-text strong {
  font-weight: var(--weight-semibold);
  }

  /* Company values */
  .values__header {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 40px;
}

.values__subtitle {
  max-width: 782px;
}

.values__grid {
  display: flex;
  gap: 16px;
}

.value-card {
  flex: 1;
  min-width: 0;
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-xl);
  padding: 32px 32px 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.value-card__title {
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  line-height: var(--leading-lg);
  color: var(--color-primary);
}

.value-card__text {
  font-size: var(--text-sm);
  font-weight: var(--weight-regular);
  line-height: var(--leading-md);
  color: var(--color-text-secondary);
}

/* Why choose us */
.why__container {
  display: flex;
  gap: 56px;
  align-items: flex-start;
  justify-content: center;
}

.why__content {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.why__header {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.why__list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.why__list-item {
  display: flex;
  align-items: center;
  gap: 12px;
}

.why__list-item img {
  width: 23px;
  height: 23px;
  flex-shrink: 0;
}

.why__list-item p {
  flex: 1;
  font-family: var(--font-accent);
  font-size: var(--text-sm);
  font-weight: var(--weight-light);
  line-height: var(--leading-2xs);
  color: var(--color-text-dark);
}

.why__image {
  width: 500px;
  height: 500px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  flex-shrink: 0;
}

.why__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Featured projects */
.projects__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 40px;
}

.projects__title-block {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.projects__grid {
  display: flex;
  gap: 20px;
}

.project-card {
  flex: 1;
  min-width: 0;
  border: 1px solid var(--color-border-medium);
  border-radius: var(--radius-lg);
  padding: 24px 16px;
  display: flex;
  flex-direction: column;
  gap: 28px;
  min-height: 406px;
}

.project-card__header {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.project-card__title {
  font-size: var(--text-xl);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-lg);
  color: var(--color-text);
}

.project-card__location {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: var(--text-sm);
  font-weight: var(--weight-regular);
  line-height: var(--leading-md);
  color: var(--color-text-secondary);
}

.project-card__location img {
  width: 32px;
  height: 32px;
}

.project-card__media {
  position: relative;
  flex: 1;
  background-color: var(--color-gray);
  border-radius: var(--radius-lg);
  min-height: 245px;
  overflow: hidden;
}

.project-card__image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Partners */
.partners__container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 80px;
}

.partners__grid {
  display: flex;
  gap: 132px;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
}

.partners__marquee {
  display: flex;
  overflow: hidden;
  width: 100%;
  mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
}

.partners__marquee .partners__grid {
  flex-shrink: 0;
  flex-wrap: nowrap;
  justify-content: flex-start;
  padding-right: 132px;
  animation: partners-marquee 25s linear infinite;
}

@keyframes partners-marquee {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-100%);
  }
}

.partner {
  display: flex;
  align-items: center;
  justify-content: center;
}

.partner img {
  width: auto;
  height: 64px;
  flex-shrink: 0;
  object-fit: contain;
}

/* Testimonials */
.testimonials__header {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 40px;
}

.testimonials__grid {
  display: flex;
  gap: 20px;
}

.testimonial-card {
  flex: 1;
  min-width: 0;
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.testimonial-card__stars {
  display: flex;
  gap: 10px;
}

.testimonial-card__stars img {
  width: 32px;
  height: 32px;
}

.testimonial-card__quote {
  font-size: var(--text-sm);
  font-weight: var(--weight-regular);
  line-height: var(--leading-md);
  color: var(--color-text-secondary);
}

.testimonial-card__divider {
  width: 100%;
  height: 1px;
}

.testimonial-card__divider img {
  width: 100%;
  height: 1px;
  object-fit: cover;
}

.testimonial-card__author {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.testimonial-card__name {
  font-size: var(--text-xl);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-lg);
  color: var(--color-text);
}

.testimonial-card__role {
  font-size: var(--text-sm);
  font-weight: var(--weight-regular);
  line-height: var(--leading-3xs);
  color: var(--color-text-secondary);
}

/* CTA */
.cta__container {
  position: relative;
  height: 500px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.cta__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cta__overlay {
  position: absolute;
  inset: 0;
  background-color: var(--color-overlay-dark);
}

.cta__content {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 40px;
  max-width: 900px;
  padding: 0 20px;
}

.cta__title {
  font-size: var(--text-4xl);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-5xl);
  color: var(--color-white);
}

.cta__title span {
  display: block;
}

.cta__subtitle {
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  line-height: var(--leading-xl);
  color: var(--color-off-white);
}

.cta__actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
}

/* Footer */
.footer {
  padding: var(--section-padding-y) var(--section-padding-x);
}

.footer__container {
  background-color: var(--color-primary-dark);
  border-radius: var(--radius-xl);
  padding: 64px 80px;
  display: flex;
  flex-direction: column;
  gap: 40px;
  max-width: var(--container-wide);
  margin-inline: auto;
}

.footer__top {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
}

.footer__brand {
  display: flex;
  flex-direction: column;
  gap: 40px;
  max-width: 408px;
  min-width: 0;
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  max-width: 408px;
  height: 50.39px;
}

.footer__logo img {
  width: auto;
  height: 100%;
  min-width: 0;
  max-width: 100%;
  object-fit: contain;
}

.footer__desc {
  font-size: var(--text-sm);
  font-weight: var(--weight-regular);
  line-height: var(--leading-sm);
  color: var(--color-off-white);
  overflow-wrap: anywhere;
}

.footer__social {
  display: flex;
  align-items: center;
  gap: 16px;
}

.footer__social-label {
  font-size: var(--text-xs);
  line-height: var(--leading-3xs);
  color: var(--color-off-white);
}

.footer__social-icon {
  width: 32px;
  height: 32px;
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: 24px;
  min-width: 0;
}

.footer__links-title {
  font-size: var(--text-xl);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-lg);
  color: var(--color-white);
}

.footer__links-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer__links-list a {
  font-size: var(--text-sm);
  font-weight: var(--weight-regular);
  line-height: var(--leading-md);
  color: var(--color-off-white);
  transition: opacity 0.2s ease;
}

.footer__links-list a:hover {
  opacity: 0.8;
  text-decoration: underline;
}

.footer__contact {
  display: flex;
  flex-direction: column;
  gap: 24px;
  min-width: 0;
}

.footer__contact-title {
  font-size: var(--text-xl);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-lg);
  color: var(--color-white);
}

.footer__contact-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer__contact-item {
  display: flex;
  gap: 8px;
  align-items: flex-start;
  font-size: var(--text-sm);
  font-weight: var(--weight-regular);
  line-height: var(--leading-xs);
  color: var(--color-off-white);
  overflow-wrap: anywhere;
}

.footer__contact-item img {
  width: 25px;
  height: 25px;
  flex-shrink: 0;
}

.footer__divider {
  width: 100%;
  height: 1px;
}

.footer__divider img {
  width: 100%;
  height: 1px;
  object-fit: cover;
}

.footer__copyright {
  font-size: var(--text-xs);
  font-weight: var(--weight-regular);
  line-height: normal;
  color: var(--color-off-white);
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

.footer__legal {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}

.footer__legal a {
  font-size: var(--text-xs);
  font-weight: var(--weight-regular);
  line-height: normal;
  color: var(--color-off-white);
  transition: opacity 0.2s ease;
}

.footer__legal a:hover {
  opacity: 0.8;
  text-decoration: underline;
}

/* Page hero (inner pages) */
.page-hero {
  padding-top: var(--section-padding-y);
  padding-bottom: var(--section-padding-y);
  height: auto;
}

.page-hero--image {
  height: auto;
}

.page-hero__container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 40px;
  text-align: center;
}

.page-hero__label {
  font-size: var(--text-3xl);
  font-weight: var(--weight-semibold);
  line-height: 1.2;
  color: var(--color-primary);
}

.page-hero__icon {
  width: 81px;
  height: 80px;
  transform: rotate(90deg) scaleY(-1);
}

/* Tabs */
.tabs {
  display: inline-flex;
  gap: 24px;
  background-color: #f1f5f9;
  padding: 12px;
  border-radius: 6px;
  flex-wrap: wrap;
}

.tab-item {
  display: inline-flex;
  align-items: center;
  padding: 8px 24px;
  border-radius: 3px;
  font-size: var(--text-xl);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-lg);
  color: var(--color-text);
  background-color: transparent;
  white-space: nowrap;
  cursor: pointer;
  text-decoration: none;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.tab-item--active {
  background-color: var(--color-white);
  color: var(--color-primary);
  font-weight: var(--weight-bold);
}

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

.tabs-section {
  background-color: var(--color-white);
  padding-top: 16px;
  padding-bottom: 16px;
}

@media (min-width: 1025px) {
  .tabs-section {
    position: sticky;
    top: 0;
    z-index: 40;
  }
}

/* Mission section */
.mission-section {
  padding: 64px var(--section-padding-x);
  scroll-margin-top: 120px;
}

.mission-section__container {
  display: flex;
  gap: 56px;
  align-items: center;
  justify-content: center;
  max-width: var(--container-max);
  margin-inline: auto;
}

.mission-section__content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 24px;
  min-width: 0;
}

.mission-section__title {
  font-size: var(--text-3xl);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-4xl);
  color: var(--color-text);
}

.mission-section__desc {
  font-size: var(--text-md);
  font-weight: var(--weight-regular);
  line-height: 30px;
  color: var(--color-text-secondary);
}

.mission-section__tabs {
  display: inline-flex;
  align-self: flex-start;
  gap: 8px;
  background-color: #f1f5f9;
  padding: 8px;
  border-radius: 6px;
  flex-wrap: wrap;
}

.mission-section__tab {
  padding: 6px 16px;
  border: 0;
  border-radius: 3px;
  font-family: inherit;
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-lg);
  color: var(--color-text);
  background-color: transparent;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.mission-section__tab--active {
  background-color: var(--color-white);
  color: var(--color-primary);
  font-weight: var(--weight-bold);
}

.mission-section__panels {
  position: relative;
}

.mission-section__panel {
  display: none;
}

.mission-section__panel.is-active {
  display: block;
}

.mission-section__list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.mission-section__list-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.mission-section__list-item img {
  width: 23px;
  height: 23px;
  flex-shrink: 0;
  margin-top: 1px;
  transform: scaleY(-1);
}

.mission-section__list-item p {
  flex: 1;
  font-size: var(--text-sm);
  font-weight: var(--weight-regular);
  line-height: 24px;
  color: var(--color-text-secondary);
}

.mission-section__image {
  width: 560px;
  height: 400px;
  flex-shrink: 0;
  background-color: #d9d9d9;
  border-radius: var(--radius-xl);
}

.mission-section__image--conception {
  width: 520px;
  height: auto;
  aspect-ratio: 520 / 314;
}

.mission-section__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Page hero with background image */
.page-hero--image .page-hero__container {
  gap: 24px;
}

.page-hero__media {
  position: relative;
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--color-white);
}

.page-hero__media-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-hero__media-overlay {
  position: absolute;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.48);
}

.page-hero__media-overlay--50 {
  background-color: rgba(0, 0, 0, 0.5);
}

.page-hero__media-content {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  width: fit-content;
  height: fit-content;
  padding: 128px 0;
}

.page-hero__media-title {
  font-size: var(--text-4xl);
  font-weight: var(--weight-semibold);
  line-height: 1.2;
}

#reference-hero-title {
  font-size: var(--text-3xl);
  line-height: 1.3;
}

.page-hero__media-subtitle {
  font-size: var(--text-xl);
  font-weight: var(--weight-regular);
  line-height: var(--leading-xl);
  max-width: 1060px;
}

.page-hero__icon--large {
  width: 100px;
  height: 100px;
  transform: rotate(90deg) scaleY(-1);
}

/* Buttons */
.btn-gray {
  background-color: #e2e2e2;
  color: var(--color-text);
  padding: 16px 32px;
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  line-height: var(--leading-lg);
  border-radius: var(--radius-full);
}

.btn-gray:hover {
  background-color: #d5d5d5;
}

/* For individuals */
.individuals__container {
  display: flex;
  gap: 56px;
  align-items: center;
  justify-content: center;
}

.individuals__content {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.individuals__title {
  font-size: var(--text-3xl);
  font-weight: var(--weight-semibold);
  line-height: 1.25;
  color: var(--color-text);
}

.individuals__text {
  font-size: var(--text-md);
  font-weight: var(--weight-regular);
  line-height: 30px;
  color: var(--color-text-secondary);
}

.individuals__text strong {
  display: block;
  margin-top: 8px;
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  line-height: 30px;
  color: var(--color-text);
}

.individuals__actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.individuals__image {
  width: 560px;
  height: 500px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  flex-shrink: 0;
}

.individuals__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Steps */
.steps__header {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 40px;
  max-width: 822px;
}

.steps__note {
  font-size: var(--text-sm);
  font-weight: var(--weight-regular);
  line-height: var(--leading-md);
  color: var(--color-text-secondary);
  padding-left: 16px;
  border-left: 2px solid var(--color-border-light);
}

.steps__grid {
  display: flex;
  gap: 32px;
  flex-wrap: nowrap;
  overflow-x: auto;
  padding-bottom: 8px;
  cursor: grab;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.steps__grid::-webkit-scrollbar {
  display: none;
}

.steps__grid.is-dragging {
  cursor: grabbing;
  user-select: none;
}

.step-card {
  flex: 0 0 295px;
  background-color: #f4f4f4;
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-xl);
  padding: 32px 33px 24px 32px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  align-items: center;
  text-align: center;
}

.step-card__number {
  font-size: 90px;
  font-weight: var(--weight-regular);
  line-height: 50px;
  color: #f36421;
}

.step-card__title {
  font-size: var(--text-lg);
  font-weight: var(--weight-extrabold);
  line-height: var(--leading-lg);
  color: var(--color-primary);
}

.step-card__delay,
.step-card__note {
  font-size: var(--text-md);
  font-weight: var(--weight-bold);
  line-height: 30px;
  color: var(--color-text);
}

/* CEO Message */
.message-section {
  padding: 80px 100px;
}

.message__container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding: 0 64px;
  display: flex;
  flex-direction: column;
  gap: 32px;
  align-items: center;
  text-align: center;
}

.message__title {
  font-size: var(--text-3xl);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-4xl);
  color: var(--color-text);
}

.message__divider {
  width: 100%;
  height: 4px;
}

.message__divider img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.message__quote {
  font-size: 24px;
  font-weight: var(--weight-semibold);
  line-height: 40px;
  color: var(--color-text-secondary);
}

.message__quote p + p {
  margin-top: 1em;
}

.message__author {
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: center;
}

.message__avatar {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  overflow: hidden;
}

.message__avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.message__name {
  font-size: 28px;
  font-weight: var(--weight-bold);
  line-height: 40px;
  color: var(--color-primary);
}

.message__signature {
  width: 260px;
  height: 110px;
}

.message__signature img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.message__social {
  width: 48px;
  height: 48px;
}

.message__social img {
  width: 100%;
  height: 100%;
}

/* Mission / Vision */
.mv-section {
  padding: 64px var(--section-padding-x);
}

.mv-section__container {
  display: flex;
  gap: 56px;
  align-items: center;
  justify-content: center;
  max-width: var(--container-max);
  margin-inline: auto;
}

.mv-section__content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 24px;
  min-width: 0;
}

.mv-section__title {
  font-size: var(--text-3xl);
  font-weight: var(--weight-bold);
  line-height: var(--leading-4xl);
  color: var(--color-primary);
}

.mv-section__text {
  font-size: var(--text-md);
  font-weight: var(--weight-regular);
  line-height: 30px;
  color: var(--color-text-secondary);
}

.mv-section__image {
  width: 500px;
  height: 400px;
  aspect-ratio: 5 / 4;
  border-radius: var(--radius-lg);
  overflow: hidden;
  flex-shrink: 0;
}

.mv-section__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Legal pages */
.page-hero--simple .page-hero__container {
  gap: 24px;
}

.page-hero__title {
  font-size: var(--text-4xl);
  font-weight: var(--weight-semibold);
  line-height: 1.2;
  color: var(--color-text);
}

.page-hero__lead {
  font-size: var(--text-lg);
  font-weight: var(--weight-regular);
  line-height: var(--leading-xl);
  color: var(--color-text-secondary);
  max-width: 760px;
}

.legal-section {
  padding: 0 var(--section-padding-x) 80px;
}

.legal-section__container {
  max-width: 900px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.legal__block {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.legal__block-title {
  font-size: var(--text-xl);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-lg);
  color: var(--color-text);
}

.legal__block p {
  font-size: var(--text-md);
  font-weight: var(--weight-regular);
  line-height: 30px;
  color: var(--color-text-secondary);
}

.legal__block a {
  color: var(--color-primary);
}

.legal__block a:hover {
  text-decoration: underline;
}

.legal__list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.legal__list-item {
  font-size: var(--text-md);
  font-weight: var(--weight-regular);
  line-height: 30px;
  color: var(--color-text-secondary);
  padding-left: 24px;
  position: relative;
}

.legal__list-item::before {
  content: '\2013';
  position: absolute;
  left: 0;
}

/* Forms */
.form-section {
  padding: 64px var(--section-padding-x);
}

.form__container {
  max-width: 800px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: 40px;
  align-items: center;
}

.form__title {
  font-size: 40px;
  font-weight: var(--weight-semibold);
  line-height: 70px;
  color: var(--color-text);
  text-align: center;
}

.form__fields {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.form__row {
  display: flex;
  gap: 32px;
}

.form__group {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
}

.form__label {
  font-size: 20px;
  font-weight: var(--weight-semibold);
  line-height: 20px;
  color: var(--color-text);
}

.form__input,
.form__select,
.form__textarea {
  width: 100%;
  background-color: #f4f4f4;
  border: 1px solid var(--color-border-light);
  border-radius: 6px;
  padding: 8px 12px;
  font-size: var(--text-sm);
  line-height: 36px;
  color: var(--color-text);
  font-family: var(--font-primary);
}

.form__select {
  appearance: none;
  background-image: url('../assets/icon-chevron-down.svg');
  background-repeat: no-repeat;
  background-position: right 16px center;
  background-size: 16px;
  padding-right: 40px;
  cursor: pointer;
}

.form__textarea {
  min-height: 164px;
  resize: vertical;
  line-height: 1.5;
}

.form__input::placeholder,
.form__textarea::placeholder {
  color: var(--color-text);
  opacity: 0.6;
}

.form__toggle {
  display: flex;
  align-items: center;
  gap: 8px;
}

.form__toggle-checkbox {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.form__toggle-label {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
}

.form__toggle-switch {
  position: relative;
  width: 44px;
  height: 24px;
  flex-shrink: 0;
  border-radius: 12px;
  background-color: #d6d6d6;
  transition: background-color 0.2s ease;
}

.form__toggle-switch::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background-color: var(--color-white);
  transition: transform 0.2s ease;
}

.form__toggle-checkbox:checked + .form__toggle-label .form__toggle-switch {
  background-color: var(--color-primary);
}

.form__toggle-checkbox:checked + .form__toggle-label .form__toggle-switch::after {
  transform: translateX(20px);
}

.form__toggle-text {
  font-size: var(--text-md);
  font-weight: var(--weight-semibold);
  color: var(--color-text);
}

.form__pro-fields {
  display: none;
  gap: 32px;
}

.form__pro-fields.is-visible {
  display: flex;
}

.form__submit {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: 6px;
  padding: 16px 32px;
  font-size: 22px;
  font-weight: var(--weight-semibold);
  line-height: 32px;
  border: none;
  width: 190px;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.form__submit:hover {
  background-color: var(--color-primary-hover);
}

.form__submit:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.form__message {
  margin-top: 16px;
  padding: 12px 16px;
  border-radius: 6px;
  font-size: var(--text-md);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-md);
}

.form__message--success {
  background-color: #dcfce7;
  color: #166534;
}

.form__message--error {
  background-color: #fee2e2;
  color: #991b1b;
}

.form__error {
  display: block;
  margin-top: 6px;
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: #991b1b;
}

.form__error[hidden] {
  display: none;
}

/* Contact cards */
.contact-cards {
  padding: 40px var(--section-padding-x);
}

.contact-cards__grid {
  display: flex;
  gap: 24px;
}

.contact-card {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 24px 32px;
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-xl);
  background-color: var(--color-white);
  min-width: 0;
}

.contact-card__icon {
  width: 72px;
  height: 72px;
  flex-shrink: 0;
}

.contact-card__title {
  font-size: var(--text-xl);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-lg);
  color: var(--color-text);
}

.contact-card__info {
  font-size: var(--text-xl);
  font-weight: var(--weight-regular);
  line-height: var(--leading-md);
  color: var(--color-text-secondary);
}

/* References page */
.references {
  padding: 64px var(--section-padding-x);
}

.references__container {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.references__filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 24px;
}

.references__filter-btn {
  padding: 16px 24px;
  border: 2px solid var(--color-primary);
  border-radius: 6px;
  background-color: var(--color-white);
  color: var(--color-text);
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  line-height: 32px;
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.references__filter-btn--active,
.references__filter-btn:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(0, 95, 171, 0.15);
}

.references__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
}

.reference-card {
  display: flex;
  flex-direction: column;
  gap: 28px;
  padding: 24px;
  border: 1px solid var(--color-border-medium);
  border-radius: var(--radius-lg);
  height: 406px;
}

.reference-card__header {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.reference-card__title {
  font-size: var(--text-xl);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-lg);
  color: var(--color-text);
}

.reference-card__location {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: var(--text-sm);
  font-weight: var(--weight-regular);
  line-height: var(--leading-md);
  color: var(--color-text-secondary);
}

.reference-card__location img {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
}

.reference-card__media {
  position: relative;
  flex: 1;
  background-color: var(--color-gray);
  border-radius: var(--radius-lg);
  min-height: 0;
  overflow: hidden;
}

.reference-card__image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.reference-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.08);
}

/* Reference detail page */
.reference-detail {
  padding: 64px var(--section-padding-x);
}

.reference-detail__container {
  display: flex;
  gap: 56px;
  align-items: flex-start;
  max-width: var(--container-max);
  margin-inline: auto;
}

.reference-detail__meta {
  width: 350px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 24px;
  background-color: #f4f4f4;
  border-radius: var(--radius-lg);
}

.reference-detail__meta-title {
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  line-height: var(--leading-xl);
  color: var(--color-text);
}

.reference-detail__meta-row {
  display: flex;
  gap: 8px;
  font-size: var(--text-lg);
  line-height: var(--leading-xl);
  color: var(--color-text);
}

.reference-detail__meta-label {
  font-weight: var(--weight-semibold);
}

.reference-detail__meta-value {
  font-weight: var(--weight-regular);
}

.reference-detail__content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
}

.reference-detail__text {
  font-size: var(--text-lg);
  font-weight: var(--weight-regular);
  line-height: 34px;
  color: var(--color-text-secondary);
}

.reference-cta {
  padding: 40px var(--section-padding-x) 64px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  text-align: center;
}

.reference-cta__title {
  font-size: var(--text-2xl);
  font-weight: var(--weight-semibold);
  line-height: 64px;
  color: var(--color-text);
}

/* Interactive hover effects */
.btn:hover {
  transform: translateY(-2px);
}

.btn-primary:hover {
  box-shadow: 0 10px 24px rgba(0, 95, 171, 0.25);
}

.btn-outline:hover {
  box-shadow: 0 8px 20px rgba(0, 95, 171, 0.1);
}

.btn-white-outline:hover {
  box-shadow: 0 8px 20px rgba(255, 255, 255, 0.12);
}

.logo {
  transition: transform 0.2s ease;
}

.logo:hover {
  transform: scale(1.03);
}

.nav__link {
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}

.nav__link:hover::after,
.nav__link--active::after {
  transform: scaleX(1);
}

.value-card,
.project-card,
.testimonial-card,
.contact-card {
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.value-card:hover,
.project-card:hover,
.testimonial-card:hover,
.contact-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.08);
}

.about__image,
.why__image,
.mission-section__image,
.mv-section__image,
.individuals__image {
  overflow: hidden;
  border-radius: var(--radius-lg);
}

.about__image img,
.why__image img,
.mission-section__image img,
.mv-section__image img,
.individuals__image img {
  transition: transform 0.4s ease;
}

.about__image:hover img,
.why__image:hover img,
.mission-section__image:hover img,
.mv-section__image:hover img,
.individuals__image:hover img {
  transform: scale(1.05);
}

.about__link img {
  transition: transform 0.2s ease;
}

.about__link:hover img {
  transform: rotate(-90deg) translateX(4px);
}

.partner {
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.partner:hover {
  transform: scale(1.05);
  opacity: 0.85;
}

.footer__links-list a {
  display: inline-block;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.footer__links-list a:hover {
  opacity: 0.8;
  transform: translateX(4px);
}

.footer__social a {
  display: inline-block;
  transition: transform 0.2s ease;
}

.footer__social a:hover {
  transform: scale(1.1);
}

.form__input:focus,
.form__select:focus,
.form__textarea:focus {
  border-color: var(--color-primary);
  outline: none;
  box-shadow: 0 0 0 3px rgba(0, 95, 171, 0.1);
}

.page-hero .page-hero__icon {
  animation: hero-float 3s ease-in-out infinite;
}

@keyframes hero-float {
  0%, 100% {
    transform: rotate(90deg) scaleY(-1) translateY(0);
  }
  50% {
    transform: rotate(90deg) scaleY(-1) translateY(-8px);
  }
}

/* Utilities */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.is-hidden {
  display: none !important;
}

/* Scroll reveal animations */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
  will-change: opacity, transform;
}

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

.reveal-children.reveal > * {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s ease;
  will-change: opacity, transform;
}

.reveal-children.is-visible > *:nth-child(1) { transition-delay: 0s; }
.reveal-children.is-visible > *:nth-child(2) { transition-delay: 0.08s; }
.reveal-children.is-visible > *:nth-child(3) { transition-delay: 0.16s; }
.reveal-children.is-visible > *:nth-child(4) { transition-delay: 0.24s; }
.reveal-children.is-visible > *:nth-child(5) { transition-delay: 0.32s; }
.reveal-children.is-visible > *:nth-child(6) { transition-delay: 0.4s; }
.reveal-children.is-visible > *:nth-child(7) { transition-delay: 0.48s; }
.reveal-children.is-visible > *:nth-child(8) { transition-delay: 0.56s; }

.reveal-children.is-visible > * {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal,
  .reveal-children > * {
    opacity: 1;
    transform: none;
    transition: none;
    will-change: auto;
  }

  .hero__video-media {
    display: none;
  }

  .partners__marquee .partners__grid {
    animation: none;
  }
}

/* Media queries */
@media (max-width: 1200px) {
  /* Top bar */
  .top-bar__container {
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px 24px;
  }

  .top-bar__item {
    font-size: var(--text-sm);
    line-height: var(--leading-md);
  }

  /* Header navigation collapses into the mobile panel */
  .mobile-menu-toggle {
    display: flex;
    margin-left: auto;
  }

  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-white);
    flex-direction: column;
    align-items: flex-start;
    padding: 24px var(--section-padding-x);
    border-top: 1px solid var(--color-border-light);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
    z-index: 99;
  }

  .nav.is-open {
    display: flex;
  }

  .nav__dropdown,
  .nav__link {
    width: 100%;
  }

  .nav__dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    padding: 8px 0 0 16px;
    display: none;
  }

  .nav__dropdown.is-open .nav__dropdown-menu {
    display: block;
  }

  /* Hero */
  .hero__stats {
    gap: clamp(24px, 5vw, 72px);
  }

  /* Partners */
  .partners__grid {
    gap: 80px;
  }

  .partners__marquee .partners__grid {
    gap: 80px;
    padding-right: 80px;
  }
}

@media (max-width: 1024px) {
  :root {
    --section-padding-x: 32px;
  }

  .hero__title,
  .page-hero__media-title {
    line-height: 1.15;
  }

  .tab-item {
    line-height: 26px;
  }

  .about__container,
  .why__container {
    flex-direction: column;
    align-items: stretch;
  }

  .about__image,
  .why__image {
    width: 100%;
  }

  .why__image {
    height: auto;
  }

  .about__image img,
  .why__image img {
    height: auto;
  }

  .values__grid,
  .projects__grid,
  .testimonials__grid {
    flex-wrap: wrap;
  }

  .value-card,
  .project-card,
  .testimonial-card {
    flex: 1 1 calc(50% - 8px);
    min-width: 280px;
  }

  .partners__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 48px;
    justify-items: center;
  }

  .partners__marquee .partners__grid {
    display: flex;
    flex-wrap: nowrap;
    gap: 48px;
    padding-right: 48px;
  }

  .individuals__title {
    line-height: 1.15;
  }

  .partner {
    width: auto;
  }

  .footer__top {
    gap: 60px;
  }

  .mission-section__container {
    flex-direction: column;
    align-items: stretch;
  }

  .mission-section__image {
    order: -1;
    width: 100%;
    height: 360px;
  }

  .individuals__container {
    flex-direction: column;
    align-items: stretch;
  }

  .individuals__image {
    width: 100%;
    height: auto;
  }

  .steps__grid {
    flex-wrap: wrap;
    justify-content: center;
  }

  .step-card {
    flex: 1 1 calc(50% - 16px);
    max-width: 295px;
  }

  .message-section {
    padding: 60px 32px;
  }

  .message__container {
    padding: 0;
  }

  .message__quote {
    font-size: var(--text-lg);
    line-height: 32px;
  }

  .mv-section__container {
    flex-direction: column;
    align-items: stretch;
  }

  .mv-section__image {
    order: -1;
    width: 100%;
    height: auto;
    aspect-ratio: 5 / 4;
  }

  .tabs {
    gap: 12px;
  }

  .tab-item {
    font-size: var(--text-md);
  }

  .contact-cards__grid {
    flex-direction: column;
  }

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

  .reference-detail__container {
    flex-direction: column;
  }

  .reference-detail__meta {
    width: 100%;
  }
}

@media (max-width: 768px) {
  :root {
    --text-3xl: 2.25rem;
    --text-4xl: 2.75rem;
  }

  .section {
    padding-top: 32px;
    padding-bottom: 32px;
  }

  .section-title {
    line-height: 1.2;
  }

  .mission-section__title,
  .message__title,
  .mv-section__title {
    line-height: 1.3;
  }

  .error-page__title {
    line-height: 1.1;
  }

  .message__name {
    line-height: 32px;
  }

  .top-bar__container {
    flex-direction: column;
    gap: 12px;
    align-items: flex-start;
  }

  .header {
    padding-top: 24px;
    padding-bottom: 24px;
  }

  .header__cta {
    display: none;
  }

  .hero__desc {
    padding: 0;
  }

  .hero__title {
    line-height: 1.1;
  }

  .hero__stats {
    flex-direction: column;
    gap: 24px;
  }

  .hero__stat-divider {
    display: none;
  }

  .hero__video {
    height: auto;
    min-height: 420px;
    padding: 60px 20px;
  }

  .projects__header {
    flex-direction: column;
    align-items: flex-start;
  }

  .cta__container {
    height: auto;
    min-height: 500px;
    padding: 56px 20px;
  }

  .cta__title {
    font-size: var(--text-2xl);
    line-height: 1.2;
  }

  .cta__subtitle {
    font-size: var(--text-sm);
    line-height: 1.5;
  }

  .page-hero__icon {
    width: 60px;
    height: 60px;
  }

  .logo {
    width: 130px;
    height: auto;
  }

  .mission-section {
    padding-top: 40px;
    padding-bottom: 40px;
    scroll-margin-top: 160px;
  }

  .page-hero__media-content {
    padding: 40px 20px;
  }

  .page-hero__media-title {
    line-height: 1.1;
  }

  .page-hero__icon--large {
    width: 72px;
    height: 72px;
  }

  .references__filters {
    flex-direction: column;
    align-items: stretch;
  }

  .references__filter-btn {
    width: 100%;
  }

  .reference-card {
    height: auto;
  }

  .reference-cta__title {
    font-size: var(--text-xl);
    line-height: 1.3;
  }

  .steps__grid {
    flex-wrap: nowrap;
    justify-content: flex-start;
  }

  .step-card {
    flex: 0 0 260px;
  }

  .message-section {
    padding: 40px 20px;
  }

  .message__quote {
    font-size: var(--text-md);
    line-height: 28px;
  }

  .message__name {
    font-size: var(--text-xl);
  }

  .form__row,
  .form__pro-fields.is-visible {
    flex-direction: column;
    gap: 24px;
  }

  .form__title {
    font-size: var(--text-xl);
    line-height: 1.3;
  }

  .footer__container {
    padding: 40px 24px;
  }

  .footer__top {
    flex-direction: column;
    gap: 40px;
  }

  .footer__brand {
    max-width: 100%;
  }

  .footer__logo {
    width: 100%;
    max-width: 240px;
    height: auto;
  }

  .footer__logo img {
    width: auto;
    max-width: calc(50% - 4px);
    height: auto;
  }

  .footer__bottom {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 16px;
  }

  .footer__legal {
    justify-content: center;
    gap: 16px;
  }

  .legal-section {
    padding-bottom: 48px;
  }
}

@media (max-width: 480px) {
  :root {
    --section-padding-x: 20px;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
  }

  .btn-primary,
  .btn-outline {
    padding: 14px 28px;
    font-size: var(--text-md);
    line-height: 28px;
  }

  .hero__actions {
    flex-direction: column;
    width: 100%;
  }

  .hero__actions .btn {
    width: 100%;
  }

  .value-card,
  .project-card,
  .testimonial-card {
    flex: 1 1 100%;
  }

  .partners__grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .partners__marquee .partners__grid {
    display: flex;
    flex-wrap: nowrap;
    gap: 32px;
    padding-right: 32px;
  }

  .individuals__title {
    line-height: 1.1;
  }

  .mission-section__title,
  .message__title,
  .mv-section__title {
    line-height: 1.2;
  }

  .error-page__title {
    line-height: 1.1;
  }

  .message__name {
    line-height: 30px;
  }

  .logo {
    width: 120px;
  }

  .footer__logo {
    max-width: 160px;
  }

  .footer__logo img {
    width: auto;
    max-width: calc(50% - 4px);
    height: auto;
  }

  .cta__actions {
    flex-direction: column;
    width: 100%;
  }

  .cta__actions .btn {
    width: 100%;
  }

  .cta__container {
    min-height: 420px;
    padding: 40px 16px;
  }

  .section {
    padding-top: 24px;
    padding-bottom: 24px;
  }

  .section-title-badge {
    padding: 12px 20px;
    font-size: 0.8125rem;
    line-height: 19px;
  }

  .page-hero {
    padding-top: 24px;
    padding-bottom: 24px;
  }

  .page-hero__media-subtitle {
    font-size: var(--text-md);
    font-weight: var(--weight-semibold);
    line-height: 28px;
  }

  .about__container,
  .why__container,
  .mv-section__container,
  .mission-section__container,
  .individuals__container {
    gap: 32px;
  }

  .about__lead,
  .about__subsection-text,
  .mv-section__text {
    font-size: var(--text-sm);
    line-height: 28px;
  }

  .about__subsection-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .about__subsection-title {
    font-size: var(--text-lg);
    line-height: 28px;
  }

  .about__link {
    font-size: var(--text-md);
    line-height: 28px;
  }

  .projects__header {
    flex-direction: column;
    align-items: stretch;
  }

  .projects__header .btn {
    width: 100%;
  }

  .projects__title-block {
    width: 100%;
  }

  .project-card__title,
  .reference-card__title,
  .contact-card__title {
    font-size: var(--text-lg);
    line-height: 28px;
  }

  .project-card__location,
  .reference-card__location {
    font-size: 0.875rem;
    line-height: 26px;
  }

  .project-card__location img,
  .reference-card__location img {
    width: 24px;
    height: 24px;
  }

  .partner img {
    height: 40px;
  }

  .step-card__number {
    font-size: 64px;
    line-height: 36px;
  }

  .tabs,
  .mission-section__tabs {
    gap: 8px;
  }

  .tab-item,
  .mission-section__tab {
    padding: 8px 16px;
    font-size: var(--text-sm);
    line-height: var(--leading-xs);
  }

  .contact-card__info {
    font-size: var(--text-md);
    line-height: 28px;
  }

  .contact-cards__grid {
    gap: 16px;
  }

  .references {
    padding: 32px var(--section-padding-x);
  }

  .references__filters {
    gap: 12px;
  }

  .references__grid,
  .projects__grid,
  .testimonials__grid,
  .values__grid {
    gap: 24px;
  }

  .reference-detail {
    padding: 32px var(--section-padding-x);
  }

  .reference-detail__meta {
    padding: 20px;
    gap: 12px;
  }

  .reference-detail__meta-title {
    font-size: var(--text-lg);
    line-height: 1.3;
  }

  .reference-detail__meta-row {
    font-size: var(--text-sm);
    line-height: 28px;
  }

  .reference-detail__text {
    font-size: var(--text-sm);
    line-height: 28px;
  }

  .reference-cta {
    padding: 24px var(--section-padding-x) 40px;
  }

  .cta__subtitle {
    font-size: var(--text-md);
    line-height: 28px;
  }
}

/* 404 error page */
.error-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  text-align: center;
}

.error-page__container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  max-width: 640px;
}

.error-page__title {
  font-size: var(--text-4xl);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-4xl);
  color: var(--color-text);
}

.error-page__text {
  font-size: var(--text-md);
  font-weight: var(--weight-regular);
  line-height: 30px;
  color: var(--color-text-secondary);
}

.error-page__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
}

.error-page__subtitle {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-md);
  color: var(--color-text);
}