/* AUTOLEGO landing — dark theme */
:root {
  --green: #6cb436;
  --green-light: #7fcc4a;
  --green-dim: rgba(108, 180, 54, 0.15);
  --green-glow: rgba(108, 180, 54, 0.35);
  --dark: #333234;
  --dark-deep: #1c1b1d;
  --dark-card: #3a393b;
  --dark-border: rgba(255, 255, 255, 0.08);
  --text: #f2f2f3;
  --text-muted: #a8a7aa;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
  --header-h: 76px;
  --transition: 0.25s ease;
  --font: "Manrope", system-ui, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--dark-deep);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--green-light);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--green);
}

.container {
  width: min(1140px, calc(100% - 40px));
  margin-inline: auto;
}

.text-accent {
  color: var(--green);
}

/* Header */
.header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  height: var(--header-h);
  background: rgba(28, 27, 29, 0.82);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--dark-border);
  transition: box-shadow var(--transition);
}

.header--scrolled {
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
}

.header__inner {
  display: flex;
  align-items: center;
  gap: 24px;
  height: 100%;
}

.header__logo img {
  height: 42px;
  width: auto;
}

.nav {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}

.nav__link {
  color: var(--text-muted);
  font-size: 0.92rem;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: 999px;
  transition: color var(--transition), background var(--transition);
}

.nav__link:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
}

.header__phone {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
  font-weight: 600;
  font-size: 0.95rem;
  white-space: nowrap;
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid var(--dark-border);
  background: rgba(108, 180, 54, 0.08);
  transition: border-color var(--transition), background var(--transition);
}

.header__phone:hover {
  color: var(--green-light);
  border-color: rgba(108, 180, 54, 0.4);
  background: var(--green-dim);
}

.burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--dark-border);
  border-radius: 10px;
  background: transparent;
  cursor: pointer;
}

.burger span {
  display: block;
  width: 20px;
  height: 2px;
  margin-inline: auto;
  background: var(--text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.burger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.burger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.burger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 700;
  border-radius: 999px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow var(--transition), background var(--transition), border-color var(--transition);
}

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

.btn--primary {
  color: var(--dark-deep);
  background: var(--green);
  box-shadow: 0 8px 28px var(--green-glow);
}

.btn--primary:hover {
  color: var(--dark-deep);
  background: var(--green-light);
  box-shadow: 0 12px 36px var(--green-glow);
}

.btn--outline {
  color: var(--text);
  background: transparent;
  border-color: rgba(255, 255, 255, 0.18);
}

.btn--outline:hover {
  color: var(--green-light);
  border-color: rgba(108, 180, 54, 0.5);
  background: var(--green-dim);
}

.btn--block {
  width: 100%;
}

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: calc(var(--header-h) + 48px) 0 80px;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 55% at 85% 20%, rgba(108, 180, 54, 0.12), transparent),
    radial-gradient(ellipse 50% 40% at 10% 80%, rgba(108, 180, 54, 0.08), transparent),
    linear-gradient(165deg, var(--dark-deep) 0%, var(--dark) 55%, #2a292b 100%);
}

.hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, black, transparent);
}

.hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
}

.hero__badge {
  display: inline-block;
  margin: 0 0 20px;
  padding: 8px 16px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--green-light);
  background: var(--green-dim);
  border: 1px solid rgba(108, 180, 54, 0.25);
  border-radius: 999px;
}

.hero__title {
  margin: 0 0 20px;
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.02em;
}

.hero__text {
  margin: 0 0 32px;
  max-width: 520px;
  font-size: 1.08rem;
  color: var(--text-muted);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 40px;
}

.hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  margin: 0;
}

.hero__stat {
  margin: 0;
}

.hero__stat dt {
  margin: 0 0 4px;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
}

.hero__stat dd {
  margin: 0;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.hero__visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
}

.hero__logo-large {
  width: min(100%, 380px);
  filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.5));
}

.hero__icons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  width: min(100%, 340px);
}

.hero__icon-card {
  padding: 18px 16px;
  text-align: center;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius);
  transition: border-color var(--transition), transform 0.2s ease;
}

.hero__icon-card--accent {
  background: var(--green-dim);
  border-color: rgba(108, 180, 54, 0.3);
  color: var(--green-light);
}

.hero__icon-card:hover {
  transform: translateY(-3px);
  border-color: rgba(108, 180, 54, 0.45);
}

/* Sections */
.section {
  padding: 96px 0;
}

.section--alt {
  background: linear-gradient(180deg, rgba(51, 50, 52, 0.35) 0%, rgba(28, 27, 29, 0) 100%);
}

.section__head {
  margin-bottom: 48px;
  max-width: 640px;
}

.section__label {
  display: inline-block;
  margin-bottom: 12px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--green);
}

.section__title {
  margin: 0;
  font-size: clamp(1.75rem, 3vw, 2.35rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

/* About */
.about-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.about-card {
  padding: 32px 28px;
  background: var(--dark);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-lg);
  transition: transform 0.25s ease, border-color var(--transition), box-shadow var(--transition);
}

.about-card:hover {
  transform: translateY(-6px);
  border-color: rgba(108, 180, 54, 0.25);
  box-shadow: var(--shadow);
}

.about-card__icon {
  width: 52px;
  height: 52px;
  margin-bottom: 20px;
  color: var(--green);
}

.about-card__icon svg {
  width: 100%;
  height: 100%;
}

.about-card h3 {
  margin: 0 0 12px;
  font-size: 1.15rem;
  font-weight: 700;
}

.about-card p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* Services */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.service-card {
  position: relative;
  padding: 28px 24px 24px;
  background: rgba(28, 27, 29, 0.65);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition), transform 0.25s ease;
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--green), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}

.service-card:hover {
  transform: translateY(-4px);
  border-color: rgba(108, 180, 54, 0.22);
}

.service-card:hover::before {
  opacity: 1;
}

.service-card__num {
  display: block;
  margin-bottom: 16px;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--green);
  opacity: 0.85;
}

.service-card h3 {
  margin: 0 0 10px;
  font-size: 1.05rem;
  font-weight: 700;
}

.service-card p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.55;
}

/* Advantages */
.advantages {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
}

.advantages__list {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.advantages__list li {
  position: relative;
  padding-left: 28px;
}

.advantages__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 12px var(--green-glow);
}

.advantages__list strong {
  display: block;
  margin-bottom: 4px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
}

.advantages__list span {
  font-size: 0.93rem;
  color: var(--text-muted);
}

.cta-card {
  padding: 40px 32px;
  text-align: center;
  background: linear-gradient(145deg, var(--dark) 0%, #2e2d2f 100%);
  border: 1px solid rgba(108, 180, 54, 0.2);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.cta-card__logo {
  width: min(100%, 220px);
  margin: 0 auto 24px;
}

.cta-card__text {
  margin: 0 0 24px;
  color: var(--text-muted);
  font-size: 0.98rem;
}

/* Contacts */
.contacts-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 32px;
  align-items: stretch;
}

.contacts-info {
  display: flex;
  flex-direction: column;
  gap: 28px;
  padding: 36px 32px;
  background: var(--dark);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-lg);
}

.contact-item__label {
  display: block;
  margin-bottom: 6px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--green);
}

.contact-item__value {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 600;
  line-height: 1.5;
}

.contact-item__value a {
  color: var(--text);
}

.contact-item__value a:hover {
  color: var(--green-light);
}

.contacts-map {
  min-height: 360px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--dark-border);
  background: var(--dark-card);
}

.contacts-map iframe {
  border: 0;
  display: block;
  min-height: 360px;
}

/* Footer */
.footer {
  padding: 32px 0;
  border-top: 1px solid var(--dark-border);
  background: rgba(0, 0, 0, 0.25);
}

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

.footer__logo {
  height: 32px;
  width: auto;
  opacity: 0.95;
}

.footer__copy {
  margin: 0;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.footer__phone {
  font-weight: 600;
  color: var(--text);
}

.footer__phone:hover {
  color: var(--green-light);
}

/* Reveal animations */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal--delay {
  transition-delay: 0.12s;
}

.reveal--delay-2 {
  transition-delay: 0.24s;
}

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

/* Responsive */
@media (max-width: 1024px) {
  .hero__inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero__text {
    margin-inline: auto;
  }

  .hero__actions,
  .hero__stats {
    justify-content: center;
  }

  .about-grid,
  .services-grid {
    grid-template-columns: 1fr 1fr;
  }

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

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

@media (max-width: 768px) {
  .nav {
    position: fixed;
    inset: var(--header-h) 0 auto;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px 20px 20px;
    background: rgba(28, 27, 29, 0.97);
    border-bottom: 1px solid var(--dark-border);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition), opacity var(--transition);
  }

  .nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav__link {
    padding: 14px 12px;
    border-radius: 10px;
  }

  .header__phone {
    display: none;
  }

  .burger {
    display: flex;
    margin-left: auto;
  }

  .about-grid,
  .services-grid {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 72px 0;
  }

  .hero {
    min-height: auto;
    padding-bottom: 64px;
  }

  .hero__visual {
    order: -1;
  }

  .hero__logo-large {
    width: min(100%, 280px);
  }

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

@media (max-width: 480px) {
  .container {
    width: min(1140px, calc(100% - 28px));
  }

  .hero__actions {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }
}