/* ===== VARIABLES ===== */
:root {
  --primary:    #85362a;
  --primary-hv: #6b2a21;
  --dark:       #0d1f2d;
  --gray-bg:    #f9f9f9;
  --gray-light: #f4f4f4;
  --border:     #e8e8e8;
  --text:       #333;
  --text-muted: #666;
  --text-light: #999;
  --font:       'Inter', sans-serif;
  --radius:     4px;
  --shadow:     0 5px 20px rgba(0,0,0,0.06);
  --transition: 0.3s ease;
}

/* ===== RESET ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: var(--font); color: var(--text); font-size: 14px; line-height: 1.6; overflow-x: hidden; }
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

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

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  border-radius: var(--radius);
  white-space: nowrap;
}
.btn--primary  { background: var(--primary); color: #fff; }
.btn--primary:hover { background: var(--primary-hv); }
.btn--outline  { background: transparent; border: 1.5px solid var(--dark); color: var(--dark); }
.btn--outline:hover { background: var(--dark); color: #fff; }
.btn--ghost    { background: transparent; border: 1.5px solid var(--border); color: var(--text-muted); }
.btn--ghost:hover { border-color: var(--primary); color: var(--primary); }
.btn--full     { width: 100%; justify-content: center; }

/* ===== SECTION ===== */
.section { padding: 70px 0; }
.section--gray { background: var(--gray-bg); }

.section-title {
  font-size: 15px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--dark);
  margin-bottom: 30px;
}
.section-title::after {
  content: '';
  display: block;
  width: 36px;
  height: 2px;
  background: var(--primary);
  margin-top: 12px;
}

.text-primary { color: var(--primary); }

/* ===== FLASH ===== */
.flash {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 9999;
  padding: 14px 40px;
  font-size: 13px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.flash--success { background: #edf7ea; color: #1e6e0e; border-bottom: 3px solid #4CAF50; }
.flash--error   { background: #fde8e8; color: #8B1414; border-bottom: 3px solid #e53935; }
.flash__close   { background: none; border: none; font-size: 20px; cursor: pointer; opacity: 0.5; }
.flash__close:hover { opacity: 1; }

/* ===== HEADER ===== */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #fff;
  border-bottom: 1px solid var(--border);
  padding: 18px 0;
}
.header__inner {
  display: flex;
  align-items: center;
  gap: 40px;
}

/* ===== LOGO ===== */
.logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}
.logo__img {
  height: 54px;
  width: auto;
  display: block;
}
.logo--light .logo__img {
  filter: brightness(0) invert(1);
}

/* ===== NAV ===== */
.nav {
  display: flex;
  align-items: center;
  gap: 32px;
  margin-left: auto;
}
.nav__link {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--dark);
  position: relative;
  padding-bottom: 4px;
}
.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 2px;
  background: var(--primary);
  transition: var(--transition);
}
.nav__link:hover::after,
.nav__link--active::after { width: 100%; }

/* ===== BURGER ===== */
.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  margin-left: auto;
}
.burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--dark);
  transition: var(--transition);
}

/* ===== MOBILE MENU ===== */
.mobile-menu {
  display: none;
  flex-direction: column;
  background: #fff;
  border-bottom: 1px solid var(--border);
  padding: 16px 24px;
}
.mobile-menu.open { display: flex; }
.mobile-menu__link {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  color: var(--dark);
}
.mobile-menu__link:last-child { border-bottom: none; }

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 540px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero__image {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  z-index: 0;
}

.hero__image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(255,255,255,1)    0%,
    rgba(255,255,255,0.95) 25%,
    rgba(255,255,255,0.5)  50%,
    rgba(255,255,255,0)    70%
  );
}

.hero__left {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 70px 24px;
}

.hero__left > * {
  max-width: 480px;
}
.hero__breadcrumb {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--primary);
  margin-bottom: 12px;
}
.hero__title {
  font-size: 38px;
  font-weight: 700;
  color: var(--dark);
  line-height: 1.1;
  text-transform: uppercase;
  margin-bottom: 20px;
}
.hero__text {
  font-size: 13px;
  color: var(--text-muted);
  max-width: 420px;
  margin-bottom: 12px;
  line-height: 1.7;
}
.hero__actions {
  display: flex;
  gap: 12px;
  margin-top: 12px;
  flex-wrap: wrap;
}


/* ===== STATS ===== */
.stats { padding: 0; }
.stats__grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 28px 40px;
  box-shadow: var(--shadow);
  background: #fff;
  margin-top: -32px;
  position: relative;
  z-index: 10;
}
.stats__item {
  display: flex;
  align-items: center;
  gap: 14px;
}
.stats__icon {
  font-size: 30px;
  color: var(--primary);
}
.stats__num {
  font-size: 26px;
  font-weight: 700;
  color: var(--dark);
  line-height: 1;
}
.stats__label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-light);
  margin-top: 3px;
}

/* ===== DIRECTIONS ===== */
.directions { padding: 60px 0 40px; }
.directions__grid {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 10px;
}
.directions__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 18px 8px;
  border: 1px solid transparent;
  border-radius: 6px;
  cursor: pointer;
  transition: var(--transition);
  gap: 12px;
}
.directions__item:hover {
  border-color: var(--border);
  box-shadow: var(--shadow);
}
.directions__icon {
  font-size: 32px;
  color: var(--primary);
}
.directions__item span {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  color: var(--dark);
  line-height: 1.3;
}
.directions__more {
  text-align: center;
  margin-top: 24px;
}

/* ===== WHY ===== */
.why { background: var(--gray-bg); padding: 60px 0; }
.why__grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 20px;
}
.why__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 12px;
  padding: 20px 10px;
}
.why__icon {
  font-size: 32px;
  color: var(--primary);
}
.why__item span {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.4;
}

/* ===== PROJECTS HOME ===== */
.projects-home { padding: 60px 0; }
.projects-home__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px 24px;
}
.projects-home__item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}
.projects-home__num {
  font-size: 15px;
  font-weight: 700;
  color: var(--dark);
  flex-shrink: 0;
  width: 22px;
}
.projects-home__icon {
  font-size: 18px;
  color: var(--text-light);
  flex-shrink: 0;
  margin-top: 1px;
}
.projects-home__title {
  font-size: 12px;
  color: var(--text);
  line-height: 1.4;
}
.projects-home__more {
  text-align: right;
  margin-top: 28px;
}

/* ===== DARK STATS ===== */
.dark-stats {
  background: var(--dark);
  color: #fff;
  padding: 50px 0;
}
.dark-stats__title {
  font-size: 15px;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 32px;
  color: #fff;
}
.dark-stats__title::after {
  content: '';
  display: block;
  width: 36px;
  height: 2px;
  background: var(--primary);
  margin-top: 10px;
}
.dark-stats__grid {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
}
.dark-stats__item {
  display: flex;
  align-items: center;
  gap: 18px;
}
.dark-stats__icon {
  font-size: 34px;
  opacity: 0.7;
}
.dark-stats__num {
  font-size: 28px;
  font-weight: 700;
  line-height: 1;
}
.dark-stats__label {
  font-size: 11px;
  opacity: 0.6;
  margin-top: 3px;
  text-transform: uppercase;
}

/* ===== GEO ===== */
.geo { padding: 70px 0; background: var(--gray-bg); }
.geo__inner {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 60px;
  align-items: center;
}
.geo__text {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 24px;
  line-height: 1.7;
}
.geo__map img {
  border-radius: 8px;
  width: 100%;
}

/* ===== FOOTER ===== */
.footer { background: var(--dark); color: #fff; padding: 50px 0 30px; }
.footer__top {
  display: grid;
  grid-template-columns: 2fr 1fr 1.5fr;
  gap: 60px;
  padding-bottom: 30px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer__copy {
  font-size: 11px;
  color: rgba(255,255,255,0.4);
  margin-top: 16px;
  line-height: 1.6;
}
.footer__heading {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: rgba(255,255,255,0.5);
  margin-bottom: 14px;
}
.footer__col {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.footer__link {
  font-size: 12px;
  color: rgba(255,255,255,0.7);
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 8px;
}
a.footer__link:hover { color: #fff; }

/* ===== ABOUT ===== */
.about-top {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 60px;
}
.timeline {
  display: flex;
  gap: 0;
  position: relative;
  margin-top: 10px;
}
.timeline::before {
  content: '';
  position: absolute;
  top: 10px; left: 0; right: 0;
  height: 2px;
  background: var(--border);
}
.timeline__item {
  flex: 1;
  position: relative;
  padding-top: 28px;
  padding-right: 12px;
}
.timeline__dot {
  position: absolute;
  top: 3px; left: 0;
  width: 16px; height: 16px;
  border-radius: 50%;
  border: 3px solid var(--primary);
  background: #fff;
}
.timeline__year {
  font-size: 13px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 6px;
}
.timeline__text {
  font-size: 11px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ===== VALUES ===== */
.values__grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 20px;
}
.values__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 10px;
  padding: 24px 12px;
  background: #fff;
  border-radius: 8px;
  border: 1px solid var(--border);
}
.values__icon { font-size: 28px; color: var(--primary); }
.values__name { font-size: 12px; font-weight: 700; text-transform: uppercase; }
.values__text { font-size: 11px; color: var(--text-muted); line-height: 1.5; }

/* ===== RESOURCES ===== */
.resources-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}
.resources__stats {
  display: flex;
  gap: 28px;
  margin-bottom: 24px;
}
.resources__stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 4px;
}
.resources__stat i { font-size: 24px; color: var(--primary); }
.resources__num { font-size: 22px; font-weight: 700; color: var(--dark); }
.resources__label { font-size: 10px; color: var(--text-muted); text-transform: uppercase; }
.resources__images {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}
.resources__images img {
  width: 100%;
  height: 110px;
  object-fit: cover;
  border-radius: 4px;
}
.competencies__list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.competencies__list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13px;
  color: var(--text);
}
.competencies__list li i { color: var(--primary); margin-top: 2px; font-size: 12px; }

/* ===== ISO ===== */
.iso-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}
.iso__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-top: 16px;
}
.iso__item {
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 14px 10px;
  text-align: center;
}
.iso__badge {
  font-size: 18px;
  font-weight: 900;
  color: var(--primary);
  margin-bottom: 4px;
}
.iso__code { font-size: 11px; font-weight: 700; color: var(--dark); }
.iso__name { font-size: 10px; color: var(--text-muted); margin-top: 4px; line-height: 1.4; }

/* ===== ORGCHART ===== */
.orgchart__tree { margin-top: 16px; }
.orgchart__top { text-align: center; margin-bottom: 12px; }
.orgchart__level {
  display: flex;
  gap: 6px;
  justify-content: center;
  margin-bottom: 8px;
  flex-wrap: wrap;
}
.orgchart__node {
  background: var(--dark);
  color: #fff;
  font-size: 9px;
  font-weight: 600;
  text-align: center;
  padding: 8px 10px;
  border-radius: 4px;
  line-height: 1.3;
}
.orgchart__node--head {
  background: var(--primary);
  font-size: 12px;
  padding: 10px 32px;
}
.orgchart__node--small {
  font-size: 8px;
  padding: 6px 8px;
  background: #e8ecef;
  color: var(--dark);
}

/* ===== APPROACH ===== */
.approach__grid {
  display: flex;
  align-items: flex-start;
  gap: 0;
}
.approach__item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 20px 12px;
}
.approach__num {
  font-size: 28px;
  font-weight: 700;
  color: var(--border);
  line-height: 1;
}
.approach__icon { font-size: 28px; color: var(--primary); margin: 8px 0; }
.approach__name { font-size: 12px; font-weight: 700; text-transform: uppercase; margin-bottom: 6px; }
.approach__text { font-size: 11px; color: var(--text-muted); line-height: 1.5; }
.approach__arrow {
  color: var(--border);
  font-size: 18px;
  padding-top: 52px;
}

/* ===== FILTERS ===== */
.filters {
  background: #fff;
  border-bottom: 1px solid var(--border);
  padding: 20px 0;
}
.filters__form {
  display: flex;
  align-items: flex-end;
  gap: 16px;
  flex-wrap: wrap;
}
.filters__group { display: flex; flex-direction: column; gap: 5px; }
.filters__group--search { flex: 1; min-width: 180px; }
.filters__label {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--text-muted);
}
.filters__select,
.filters__input {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 9px 12px;
  font-size: 13px;
  color: var(--text);
  background: #fff;
  outline: none;
  transition: var(--transition);
}
.filters__select:focus,
.filters__input:focus { border-color: var(--primary); }
.filters__select { min-width: 160px; cursor: pointer; }
.filters__search-wrap { position: relative; }
.filters__input { width: 100%; padding-right: 36px; }
.filters__search-icon {
  position: absolute;
  right: 12px; top: 50%;
  transform: translateY(-50%);
  color: var(--text-light);
  font-size: 13px;
}
.filters__actions { display: flex; gap: 8px; }

/* ===== PROJECTS TABLE ===== */
.projects-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 8px;
}
.projects-table thead tr {
  border-bottom: 2px solid var(--border);
}
.projects-table th {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-light);
  padding: 14px 16px;
  text-align: left;
}
.projects-table tbody tr {
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}
.projects-table tbody tr:hover { background: var(--gray-light); }
.projects-table td { padding: 16px 16px; font-size: 13px; vertical-align: top; }
.projects-table__num { font-weight: 700; color: var(--dark); width: 48px; }
.projects-table__title { display: flex; align-items: flex-start; gap: 10px; }
.projects-table__icon { color: var(--text-light); font-size: 16px; flex-shrink: 0; margin-top: 1px; }
.projects-table__pin { color: var(--primary); margin-right: 5px; }
.projects-table__year { font-weight: 600; color: var(--dark); }
.projects-table__total {
  font-size: 12px;
  color: var(--text-muted);
  text-align: right;
  margin-top: 16px;
}

.projects-empty {
  text-align: center;
  padding: 60px 0;
  color: var(--text-muted);
}
.projects-empty__icon { font-size: 40px; margin-bottom: 14px; color: var(--border); }
.projects-empty p { margin-bottom: 20px; }

/* ===== CONTACTS ===== */
.contacts-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}
.contacts-info__item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
}
.contacts-info__item--bank { align-items: flex-start; }
.contacts-info__icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gray-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 16px;
  flex-shrink: 0;
}
.contacts-info__label {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-light);
  margin-bottom: 4px;
}
.contacts-info__value {
  font-size: 14px;
  color: var(--dark);
  font-weight: 500;
}
a.contacts-info__value:hover { color: var(--primary); }
.contacts-info__bank {
  display: flex;
  flex-direction: column;
  gap: 3px;
  font-size: 12px;
  color: var(--text-muted);
}

/* ===== FORM ===== */
.contacts-form__subtitle {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 24px;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 12px;
}
.form-group { margin-bottom: 12px; }
.form-input {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 14px;
  font-size: 13px;
  color: var(--text);
  outline: none;
  transition: var(--transition);
  font-family: var(--font);
}
.form-input:focus { border-color: var(--primary); }
.form-input::placeholder { color: var(--text-light); }
.form-textarea { resize: vertical; min-height: 100px; }
.form-group--checkbox { margin-bottom: 20px; }
.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 12px;
  color: var(--text-muted);
  cursor: pointer;
}
.form-checkbox input { margin-top: 2px; accent-color: var(--primary); }
.form-link { color: var(--primary); text-decoration: underline; }

/* ===== MAP ===== */
.maps-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  margin-top: 32px;
}

.map-card {
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  background: #fff;
}

.map-card__top {
  padding: 20px 20px 16px;
  border-bottom: 1px solid var(--border);
}

.map-card__title {
  font-size: 18px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 10px;
}

.map-card__address {
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-muted);
  margin: 0;
}

.map-card iframe {
  display: block;
}

/* ===== MATERIALS ===== */
.materials__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.materials__item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: 8px;
  transition: var(--transition);
}
.materials__item:hover { box-shadow: var(--shadow); }
.materials__icon { font-size: 28px; color: var(--primary); flex-shrink: 0; }
.materials__name { font-size: 13px; font-weight: 700; text-transform: uppercase; margin-bottom: 4px; }
.materials__text { font-size: 12px; color: var(--text-muted); margin-bottom: 10px; line-height: 1.5; }
.materials__link {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 6px;
}
.materials__link:hover { color: var(--primary-hv); }

/* ===== PAGINATION / SLIDER ===== */
.slider__slide { animation: fadeSlide 0.3s ease; }
@keyframes fadeSlide {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.pagination {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 28px;
  flex-wrap: wrap;
}
.pagination__pages { display: flex; gap: 4px; }

.pagination__btn,
.pagination__page {
  border: 1px solid var(--border);
  background: #fff;
  border-radius: var(--radius);
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font);
  font-size: 13px;
  font-weight: 600;
  color: var(--dark);
  display: flex;
  align-items: center;
  justify-content: center;
}
.pagination__btn {
  width: 36px; height: 36px;
}
.pagination__btn:hover:not(:disabled) {
  border-color: var(--primary);
  color: var(--primary);
}
.pagination__btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}
.pagination__page {
  width: 36px; height: 36px;
}
.pagination__page:hover {
  border-color: var(--primary);
  color: var(--primary);
}
.pagination__page--active {
  background: var(--dark);
  border-color: var(--dark);
  color: #fff;
}
.pagination__info {
  margin-left: 8px;
  font-size: 12px;
  color: var(--text-muted);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .directions__grid { grid-template-columns: repeat(4, 1fr); }
  .why__grid { grid-template-columns: repeat(3, 1fr); }
  .values__grid { grid-template-columns: repeat(3, 1fr); }
  .footer__top { grid-template-columns: 1fr 1fr; gap: 32px; }
}

@media (max-width: 900px) {
  .maps-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .logo__img {
    height: 42px;
  }
  .nav { display: none; }
  .header__inner .btn { display: none; }
  .burger { display: flex; }

  .hero { min-height: 360px; }
  .hero__image::after {
    background: linear-gradient(
      to bottom,
      rgba(255,255,255,0.97) 40%,
      rgba(255,255,255,0.2)  100%
    );
  }
  .hero__title { font-size: 26px; }

  .stats__grid { flex-direction: column; align-items: flex-start; padding: 24px; gap: 16px; }

  .directions__grid { grid-template-columns: repeat(4, 1fr); }
  .why__grid { grid-template-columns: repeat(2, 1fr); }
  .projects-home__grid { grid-template-columns: 1fr 1fr; }
  .dark-stats__grid { flex-direction: column; }

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

  .about-top { grid-template-columns: 1fr; }
  .timeline { flex-direction: column; gap: 16px; }
  .timeline::before { display: none; }
  .timeline__item { padding-top: 0; padding-left: 24px; }
  .timeline__dot { top: 2px; }

  .values__grid { grid-template-columns: repeat(2, 1fr); }
  .resources-wrap { grid-template-columns: 1fr; }
  .iso-wrap { grid-template-columns: 1fr; }
  .iso__grid { grid-template-columns: repeat(2, 1fr); }

  .approach__grid { flex-direction: column; }
  .approach__arrow { display: none; }

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

  .contacts-wrap { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .materials__grid { grid-template-columns: 1fr; }

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

@media (max-width: 480px) {
  .directions__grid { grid-template-columns: repeat(2, 1fr); }
  .projects-home__grid { grid-template-columns: 1fr; }
  .hero__title { font-size: 22px; }
}