:root {
  --gold: #d2ac47;
  --gold-soft: #f4e883;
  --dark: #0d0d09;
  --dark-soft: #141410;
  --bg: #070706;
  --surface: rgba(255, 255, 255, 0.045);
  --surface-strong: rgba(255, 255, 255, 0.07);
  --text: #f4f4ef;
  --muted: #b7b7a8;
  --line: rgba(255, 255, 255, 0.14);
  --line-strong: rgba(210, 172, 71, 0.4);
  --shadow: 0 22px 48px rgba(0, 0, 0, 0.45);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Manrope", "Avenir Next", "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(1100px 640px at 75% -15%, rgba(210, 172, 71, 0.35), transparent 60%),
    radial-gradient(860px 520px at -20% 32%, rgba(244, 232, 131, 0.2), transparent 64%),
    linear-gradient(180deg, #040403 0%, var(--dark) 55%, #171713 100%);
  line-height: 1.58;
}

h1,
h2,
h3 {
  letter-spacing: -0.02em;
}

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

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

.container {
  width: min(1120px, calc(100% - 2.5rem));
  margin-inline: auto;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 25;
  background: rgba(13, 13, 9, 0.84);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.topbar.is-scrolled {
  border-color: rgba(255, 255, 255, 0.1);
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.38);
}

.topbar-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  margin: 0;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: #fffdf6;
}

.hero {
  padding: 4.5rem 0 2rem;
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  align-items: start;
  gap: 2rem;
}

.eyebrow {
  margin: 0 0 1rem;
  color: #f0d880;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.74rem;
  font-weight: 700;
}

h1 {
  margin: 0;
  font-size: clamp(1.95rem, 3.9vw, 3.25rem);
  line-height: 1.13;
  max-width: 18ch;
}

.lead {
  margin: 1.35rem 0 0;
  color: var(--muted);
  max-width: 58ch;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.9rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  min-height: 48px;
  padding: 0 1.35rem;
  border-radius: 999px;
  border: 1px solid transparent;
  background: linear-gradient(92deg, var(--gold), var(--gold-soft));
  color: #0c0b08;
  font-weight: 700;
  letter-spacing: 0.01em;
  transition: transform 0.25s ease, filter 0.25s ease, box-shadow 0.25s ease;
  box-shadow: 0 12px 24px rgba(210, 172, 71, 0.28);
}

.btn:hover {
  transform: translateY(-1px);
  filter: brightness(1.04);
}

.btn:focus-visible {
  outline: 3px solid rgba(210, 172, 71, 0.35);
  outline-offset: 2px;
}

.btn-sm {
  min-height: 42px;
  padding-inline: 1.05rem;
}

.btn-ghost {
  border-color: var(--line);
  background: transparent;
  color: var(--text);
  box-shadow: none;
}

.btn-ghost:hover {
  border-color: rgba(255, 255, 255, 0.24);
  background: rgba(255, 255, 255, 0.04);
}

.hero-panel {
  background:
    radial-gradient(circle at 85% 10%, rgba(210, 172, 71, 0.22), transparent 48%),
    linear-gradient(155deg, rgba(255, 255, 255, 0.07) 0%, rgba(255, 255, 255, 0.03) 100%);
  border: 1px solid var(--line);
  border-radius: 22px;
  box-shadow: var(--shadow);
  padding: 1.5rem;
}

.hero-panel h2 {
  margin: 0;
  font-size: 1.18rem;
}

.metrics {
  margin: 1.2rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.95rem;
}

.metrics li {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 14px;
  padding: 0.85rem 0.95rem;
}

.metric-value {
  margin: 0;
  font-size: 1.03rem;
  font-weight: 700;
}

.metric-label {
  margin: 0.32rem 0 0;
  font-size: 0.92rem;
  color: var(--muted);
}

.section {
  padding: 3.8rem 0 2.2rem;
}

.section-alt {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.035) 0%, rgba(255, 255, 255, 0.015) 100%);
  border-block: 1px solid rgba(255, 255, 255, 0.08);
  margin-top: 1.1rem;
}

.section-title {
  margin: 0;
  font-size: clamp(1.55rem, 2.8vw, 2.2rem);
  line-height: 1.2;
  max-width: 30ch;
}

.section-text {
  margin: 0.7rem 0 0;
  color: var(--muted);
}

.benefits-grid {
  margin-top: 1.55rem;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.gallery-grid {
  margin-top: 1.45rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.gallery-card {
  margin: 0;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: linear-gradient(170deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.025));
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.32);
}

.gallery-card img {
  width: 100%;
  height: 220px;
  object-fit: contain;
  padding: 0.7rem;
  background: linear-gradient(180deg, #151510 0%, #0d0d09 100%);
}

.gallery-card figcaption {
  padding: 0.84rem 0.9rem;
}

.gallery-name {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.32;
}

.gallery-size {
  margin: 0.36rem 0 0;
  color: var(--muted);
  font-size: 0.86rem;
}

.system-grid {
  margin-top: 1.45rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.docs-list {
  margin: 1.2rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.62rem;
}

.docs-list a {
  display: block;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.03);
  padding: 0.76rem 0.88rem;
  font-weight: 600;
  color: #f3e3a7;
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.docs-list a:hover {
  border-color: var(--line-strong);
  background: rgba(210, 172, 71, 0.1);
}

.card {
  background: linear-gradient(170deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.03));
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 1.2rem 1.15rem;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.3);
}

.card h3 {
  margin: 0;
  font-size: 1.06rem;
  line-height: 1.35;
}

.card p {
  margin: 0.72rem 0 0;
  color: var(--muted);
}

.technical {
  display: grid;
  gap: 1.5rem;
}

.subsection-title {
  margin: 0.5rem 0 -0.2rem;
  font-size: clamp(1.15rem, 2vw, 1.4rem);
}

.table-wrap {
  overflow-x: auto;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: #10100d;
  box-shadow: var(--shadow);
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
}

th,
td {
  text-align: left;
  padding: 0.92rem 0.95rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.94rem;
  vertical-align: top;
}

th {
  background: rgba(210, 172, 71, 0.12);
  color: #f4e4a6;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

tbody tr:nth-child(even) {
  background: rgba(255, 255, 255, 0.02);
}

tbody tr:hover {
  background: rgba(255, 255, 255, 0.04);
}

tbody tr:last-child td {
  border-bottom: 0;
}

td a {
  color: #f0d880;
  text-decoration: underline;
  text-decoration-color: rgba(240, 216, 128, 0.45);
  text-underline-offset: 0.15em;
}

td a:hover {
  text-decoration-color: rgba(240, 216, 128, 0.9);
}

.technical-note {
  margin: 0.25rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.technical-note a {
  color: #f0d880;
  text-decoration: underline;
  text-decoration-color: rgba(240, 216, 128, 0.42);
  text-underline-offset: 0.16em;
}

.technical-note a:hover {
  text-decoration-color: rgba(240, 216, 128, 0.86);
}

.contact-card {
  border-radius: 24px;
  border: 1px solid var(--line);
  background:
    radial-gradient(circle at 88% 14%, rgba(210, 172, 71, 0.24), transparent 43%),
    linear-gradient(160deg, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.03) 90%);
  box-shadow: var(--shadow);
  padding: clamp(1.3rem, 3vw, 2rem);
}

.contact-card h2 {
  margin: 0;
  font-size: clamp(1.45rem, 3vw, 2.1rem);
}

.contact-card p {
  margin: 0.75rem 0 0;
  color: var(--muted);
  max-width: 58ch;
}

.contact-list {
  list-style: none;
  margin: 1.2rem 0 1.45rem;
  padding: 0;
  display: grid;
  gap: 0.34rem;
}

.contact-list a {
  color: #f3dc97;
  text-decoration: underline;
  text-decoration-color: rgba(243, 220, 151, 0.42);
  text-underline-offset: 0.18em;
}

.contact-list a:hover {
  text-decoration-color: rgba(243, 220, 151, 0.88);
}

.footer {
  border-top: 1px solid rgba(255, 255, 255, 0.09);
  margin-top: 2.5rem;
}

.footer-inner {
  min-height: 72px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.7rem 1.5rem;
  color: var(--muted);
  font-size: 0.86rem;
}

.mobile-call {
  position: fixed;
  left: 50%;
  bottom: 0.8rem;
  z-index: 40;
  transform: translate(-50%, 120%);
  transition: transform 0.28s ease;
  border-radius: 999px;
  background: linear-gradient(92deg, var(--gold), var(--gold-soft));
  color: #090905;
  padding: 0.9rem 1.1rem;
  font-weight: 700;
  box-shadow: 0 14px 30px rgba(210, 172, 71, 0.32);
}

.mobile-call.is-visible {
  transform: translate(-50%, 0);
}

.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

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

@media (max-width: 1120px) {
  .gallery-grid,
  .system-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    padding-top: 3.2rem;
    gap: 1.5rem;
  }

  .benefits-grid,
  .gallery-grid,
  .system-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 700px) {
  .container {
    width: min(1120px, calc(100% - 1.4rem));
  }

  .topbar-inner {
    min-height: 66px;
  }

  .brand {
    font-size: 0.94rem;
  }

  .btn-sm {
    min-height: 39px;
    padding-inline: 0.85rem;
  }

  .section {
    padding: 3rem 0 1.8rem;
  }
}