:root {
  --ink: #f7f7f4;
  --muted: rgba(247, 247, 244, 0.78);
  --line: rgba(255, 255, 255, 0.18);
  --glass: rgba(10, 12, 12, 0.38);
  --glass-strong: rgba(10, 12, 12, 0.58);
  --accent: #e8b45a;
  --radius-lg: 28px;
  --radius-md: 18px;
  --font-body: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

button {
  font: inherit;
}

.site-bg {
  position: fixed;
  inset: 0;
  z-index: -2;
  background-image: url("./background.avif");
  background-size: cover;
  background-position: center;
  transform: scale(1.02);
}

.overlay {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(0, 0, 0, 0.42) 0%, rgba(0, 0, 0, 0.24) 38%, rgba(0, 0, 0, 0.58) 100%),
    radial-gradient(circle at top right, rgba(232, 180, 90, 0.16), transparent 28%);
}

.site-header {
  position: sticky;
  top: 16px;
  z-index: 10;
  width: min(1200px, calc(100% - 32px));
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 14px 18px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(8, 10, 10, 0.34);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.22);
  font-weight: 700;
  font-size: 18px;
}

.brand-copy {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.brand-copy strong {
  font-size: 16px;
}

.brand-copy small {
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  gap: 22px;
}

.site-nav a {
  position: relative;
  color: var(--muted);
  font-size: 15px;
  transition: color 180ms ease;
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 100%;
  height: 2px;
  border-radius: 999px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 220ms ease;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.site-nav a.active {
  color: var(--ink);
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after,
.site-nav a.active::after {
  transform: scaleX(1);
}

.menu-toggle {
  display: none;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--ink);
  cursor: pointer;
}

.mobile-nav {
  display: none;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  width: min(1200px, calc(100% - 32px));
  margin: 10px auto 0;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(8, 10, 10, 0.48);
  backdrop-filter: blur(18px);
}

.mobile-nav:not([hidden]) {
  display: grid;
}

.page-shell {
  width: min(1200px, calc(100% - 32px));
  margin-inline: auto;
  padding-block: 72px 28px;
}

.hero {
  max-width: 900px;
  padding: 24px 0 42px;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--accent);
  font-size: 13px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  font-size: clamp(58px, 10vw, 124px);
  line-height: 0.96;
  letter-spacing: -0.05em;
}

.line-mask {
  display: block;
  overflow: hidden;
}

.line-mask span {
  display: inline-block;
  transform: translateY(110%);
  animation: rise 900ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.line-mask.small span {
  animation-delay: 120ms;
  font-size: clamp(28px, 5vw, 58px);
  color: rgba(247, 247, 244, 0.82);
  letter-spacing: 0.04em;
}

@keyframes rise {
  to {
    transform: translateY(0);
  }
}

.lead {
  max-width: 760px;
  margin: 26px 0 0;
  color: var(--muted);
  font-size: clamp(18px, 2.2vw, 24px);
  line-height: 1.85;
  text-wrap: pretty;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 24px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 15px;
  transition: transform 180ms ease, background-color 180ms ease, border-color 180ms ease;
}

.button.primary {
  background: var(--ink);
  color: #111;
}

.button.primary:hover,
.button.primary:focus-visible {
  transform: translateY(-2px);
  background: #fff;
}

.button.ghost {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.08);
  color: var(--ink);
}

.button.ghost:hover,
.button.ghost:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.42);
}

.panel-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.glass-card {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--glass);
  backdrop-filter: blur(18px);
}

.card-kicker {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.glass-card h2 {
  margin: 0 0 14px;
  font-size: 28px;
  line-height: 1.2;
}

.glass-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.85;
  text-wrap: pretty;
}

.contact-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-top: 22px;
  padding: 30px;
  background: var(--glass-strong);
}

.contact-copy {
  max-width: 640px;
}

.contact-copy h2 {
  margin: 0 0 10px;
  font-size: 34px;
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.site-footer {
  width: min(1200px, calc(100% - 32px));
  margin-inline: auto;
  padding: 24px 0 42px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
  font-size: 14px;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 700ms ease, transform 700ms cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal.delay-1 {
  transition-delay: 90ms;
}

.reveal.delay-2 {
  transition-delay: 180ms;
}

.reveal.delay-3 {
  transition-delay: 270ms;
}

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

@media (max-width: 1020px) {
  .panel-grid {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 760px) {
  .site-header {
    top: 10px;
    border-radius: 18px;
    padding: 12px 14px;
  }

  .site-nav {
    display: none;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .page-shell {
    padding-top: 42px;
  }

  .hero {
    padding-bottom: 28px;
  }

  .contact-strip {
    padding: 22px;
  }

  .site-footer {
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal,
  .line-mask span {
    animation: none;
    transition: none;
    opacity: 1;
    transform: none;
  }
}