:root {
  --color-bg: #0a0a0a;
  --color-bg-elevated: #141414;
  --color-bg-card: #1a1a1a;
  --color-green: #22c55e;
  --color-green-dark: #16a34a;
  --color-green-glow: rgba(34, 197, 94, 0.25);
  --color-text: #f5f5f5;
  --color-text-muted: #a3a3a3;
  --color-border: #2a2a2a;
  --font: 'Manrope', system-ui, -apple-system, sans-serif;
  --radius: 14px;
  --radius-sm: 10px;
  --header-h: 60px;
  --nav-h: 64px;
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.5;
  min-height: 100dvh;
  padding-bottom: calc(var(--nav-h) + var(--safe-bottom));
  -webkit-font-smoothing: antialiased;
}

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

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

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
  padding: 0 16px;
}

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 10, 10, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
}

.header__brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.header__logo {
  border-radius: 50%;
}

.header__name {
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: 0.02em;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font);
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: transform 0.15s, background 0.15s, box-shadow 0.15s;
  -webkit-tap-highlight-color: transparent;
}

.btn:active {
  transform: scale(0.97);
}

.btn--primary {
  background: var(--color-green);
  color: #000;
  padding: 12px 20px;
}

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

.btn--outline {
  background: transparent;
  color: var(--color-text);
  border: 1.5px solid var(--color-border);
  padding: 12px 20px;
}

.btn--outline:hover {
  border-color: var(--color-green);
  color: var(--color-green);
}

.btn--ghost {
  background: var(--color-bg-card);
  color: var(--color-green);
  border: 1px solid var(--color-border);
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: 50%;
}

.btn--sm {
  font-size: 0.85rem;
}

.btn--lg {
  padding: 14px 24px;
  font-size: 1rem;
}

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

/* Hero */
.hero {
  position: relative;
  height: 420px;
  overflow: hidden;
}

.hero__slider {
  position: absolute;
  inset: 0;
}

.hero__image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 1s ease;
}

.hero__image--active {
  opacity: 1;
}

.hero__overlay {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding-bottom: 28px;
  background: linear-gradient(
    to top,
    rgba(10, 10, 10, 0.95) 0%,
    rgba(10, 10, 10, 0.5) 50%,
    rgba(10, 10, 10, 0.2) 100%
  );
}

.hero__badge {
  display: inline-block;
  width: fit-content;
  background: var(--color-green);
  color: #000;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 20px;
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.hero__title {
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 6px;
}

.hero__slogan {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-bottom: 18px;
  max-width: 320px;
}

.hero__actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* Sections */
.section {
  padding: 32px 0;
}

.section--dark {
  background: var(--color-bg-elevated);
  max-width: 100%;
}

.section--dark .container,
.section--dark.container {
  max-width: 480px;
}

.section--cta {
  padding-bottom: 16px;
}

.section__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 16px;
}

.section__title {
  font-size: 1.35rem;
  font-weight: 700;
}

.section__link {
  font-size: 0.85rem;
  color: var(--color-green);
  font-weight: 600;
  white-space: nowrap;
}

.section__text {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-bottom: 20px;
}

/* Features */
.features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.features__item {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 12px;
  font-size: 0.82rem;
  font-weight: 500;
}

.features__icon {
  font-size: 1.1rem;
}

/* Cards */
.cards {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 18px;
}

.card__label {
  font-size: 0.75rem;
  color: var(--color-green);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}

.card__title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.card__text {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  margin-bottom: 14px;
  line-height: 1.55;
}

.card__text--clamp {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Contact card on home */
.contact-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 18px;
}

.contact-card__address {
  font-size: 0.95rem;
  margin-bottom: 8px;
  line-height: 1.5;
}

.contact-card__hours {
  color: var(--color-text-muted);
  font-size: 0.88rem;
  margin-bottom: 8px;
}

.contact-card__phone {
  display: block;
  color: var(--color-green);
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 14px;
}

/* Page header */
.page-header {
  padding: 24px 16px 8px;
}

.page-header__title {
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 6px;
}

.page-header__subtitle {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.page-content {
  padding-bottom: 24px;
}

.main--page {
  padding-top: 0;
}

/* Service & Product cards */
.service-card,
.product-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
}

.service-card__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: var(--color-green);
  color: #000;
  font-weight: 800;
  font-size: 0.85rem;
  border-radius: 50%;
  margin-bottom: 10px;
}

.service-card__title,
.product-card__title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.service-card__short {
  color: var(--color-green);
  font-size: 0.88rem;
  font-weight: 500;
  margin-bottom: 12px;
}

.service-card__text,
.product-card__text {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 12px;
}

.service-card__benefits-title,
.product-card__specs-title {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text);
  margin: 16px 0 8px;
}

.service-card__benefits,
.product-card__specs {
  margin-bottom: 16px;
}

.service-card__benefits li,
.product-card__specs li {
  position: relative;
  padding-left: 18px;
  font-size: 0.88rem;
  color: var(--color-text-muted);
  margin-bottom: 6px;
  line-height: 1.45;
}

.service-card__benefits li::before,
.product-card__specs li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  background: var(--color-green);
  border-radius: 50%;
}

.product-card__label {
  font-size: 0.75rem;
  color: var(--color-green);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}

/* Contacts page */
.contact-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 20px;
}

.contact-action {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  gap: 0 12px;
  align-items: center;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 16px;
  transition: border-color 0.15s;
}

.contact-action:active {
  border-color: var(--color-green);
}

.contact-action__icon {
  grid-row: 1 / 3;
  font-size: 1.5rem;
}

.contact-action__label {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 600;
}

.contact-action__value {
  font-weight: 700;
  font-size: 1rem;
}

.contact-action--whatsapp .contact-action__value {
  color: #25d366;
}

.contact-action--telegram .contact-action__value {
  color: #29b6f6;
}

.contact-action--instagram .contact-action__value {
  color: #e1306c;
}

.branch-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
}

.branch-card__title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 14px;
}

.branch-card__row {
  display: flex;
  gap: 10px;
  margin-bottom: 10px;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.branch-card__row a {
  color: var(--color-green);
  font-weight: 600;
}

.branch-card__icon {
  flex-shrink: 0;
}

.branch-card .btn {
  margin-top: 10px;
}

.map-embed {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--color-border);
  aspect-ratio: 16 / 10;
}

.map-embed iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

/* Social */
.social {
  display: flex;
  gap: 10px;
  justify-content: center;
}

.social__link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  transition: border-color 0.15s, transform 0.15s;
}

.social__link:active {
  transform: scale(0.93);
}

.social__link--whatsapp {
  color: #25d366;
}

.social__link--telegram {
  color: #29b6f6;
}

.social__link--instagram {
  color: #e1306c;
}

/* Bottom nav */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-top: 1px solid var(--color-border);
  padding-bottom: var(--safe-bottom);
  height: calc(var(--nav-h) + var(--safe-bottom));
}

.bottom-nav__item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--color-text-muted);
  padding: 8px 0;
  transition: color 0.15s;
  -webkit-tap-highlight-color: transparent;
}

.bottom-nav__item--active {
  color: var(--color-green);
}

.bottom-nav__item svg {
  flex-shrink: 0;
}

/* Footer */
.footer {
  padding: 24px 0 16px;
  text-align: center;
}

.footer__brand {
  font-weight: 800;
  font-size: 1rem;
  margin-bottom: 4px;
}

.footer__slogan {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: 14px;
}

.social--footer {
  margin-bottom: 14px;
}

.footer__copy {
  font-size: 0.72rem;
  color: var(--color-text-muted);
}

/* Tablet / desktop */
@media (min-width: 481px) {
  .container {
    max-width: 540px;
  }

  .hero__actions {
    flex-direction: row;
  }

  .hero__actions .btn {
    flex: 1;
  }
}

@media (min-width: 768px) {
  body {
    padding-bottom: 0;
  }

  .bottom-nav {
    display: none;
  }

  .header__inner {
    max-width: 960px;
  }

  .container {
    max-width: 960px;
  }

  .hero {
    height: 500px;
  }

  .hero__title {
    font-size: 2.8rem;
  }

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

  .features {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-content {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    align-items: start;
  }

  .service-card,
  .product-card {
    margin-bottom: 0;
  }

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

  .branch-card,
  .map-embed {
    grid-column: 1 / -1;
  }
}