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

@font-face {
  font-family: "Montserrat";
  src: url("fonts/montserrat-latin-200-normal.woff2") format("woff2");
  font-weight: 200;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Montserrat";
  src: url("fonts/montserrat-latin-300-normal.woff2") format("woff2");
  font-weight: 300;
  font-style: normal;
  font-display: swap;
}

:root {
  --bg: #05050f;
  --white: #ffffff;
  --soft-white: #e0e0e0;
  --line: #333333;
  --company: #888888;
  --address: #555555;
  --license: #a8a8b3;
  --license-hover: #ffffff;
}

html {
  width: 100%;
  min-height: 100%;
  background: var(--bg);
}

body {
  width: 100%;
  min-height: 100dvh;
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  overflow-x: hidden;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

#particles {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.content {
  position: relative;
  z-index: 1;
  width: 100%;
  min-height: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding:
    max(24px, env(safe-area-inset-top))
    max(20px, env(safe-area-inset-right))
    24px
    max(20px, env(safe-area-inset-left));
  pointer-events: none;
}

.top-block {
  margin-bottom: clamp(24px, 6vh, 60px);
}

.center-block {
  text-align: center;
}

.logo {
  width: clamp(103px, 17.3vw, 173px);
  height: auto;
  filter: drop-shadow(0 0 20px rgba(255, 255, 255, 0.08));
  display: block;
}

.domain {
  font-family: "Montserrat", "Helvetica Neue", Arial, sans-serif;
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 200;
  color: var(--white);
  letter-spacing: 0.15em;
  margin-bottom: 0.4em;
}

.slogan {
  font-size: clamp(1.1rem, 2.5vw, 1.8rem);
  color: var(--soft-white);
  letter-spacing: 0.35em;
  font-weight: 300;
}

.site-footer {
  position: relative;
  z-index: 2;
  width: 100%;
  text-align: center;
  padding:
    0
    max(20px, env(safe-area-inset-right))
    max(18px, env(safe-area-inset-bottom))
    max(20px, env(safe-area-inset-left));
}

.divider {
  width: 40px;
  height: 1px;
  background: var(--line);
  margin: 0 auto 14px;
}

.company {
  font-size: clamp(0.82rem, 1.4vw, 0.95rem);
  color: var(--company);
  letter-spacing: 0.12em;
  margin-bottom: 8px;
}

.license-info {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 6px 10px;
  font-size: 0.78rem;
  line-height: 1.6;
  color: var(--license);
}

.license-info a {
  color: inherit;
  text-decoration: none;
  text-underline-offset: 0.2em;
  transition: color 0.2s ease;
}

.license-info a:hover,
.license-info a:focus-visible {
  color: var(--license-hover);
  text-decoration: underline;
}

.license-info a:focus-visible {
  outline: 1px solid var(--license-hover);
  outline-offset: 4px;
}

/* --- Portrait mobile/tablet --- */
@media (orientation: portrait) {
  .top-block { margin-bottom: clamp(30px, 6vh, 80px); }
}

/* --- Landscape mobile --- */
@media (orientation: landscape) and (max-height: 500px) {
  .logo { width: clamp(58px, 12vw, 96px); }
  .top-block { margin-bottom: clamp(12px, 2vh, 24px); }
  .domain { font-size: clamp(1.8rem, 5vw, 3rem); }
  .slogan { font-size: clamp(0.8rem, 1.8vw, 1.1rem); }
  .content { padding-block: 12px; }
  .site-footer { padding-bottom: max(8px, env(safe-area-inset-bottom)); }
  .divider { margin-bottom: 8px; }
  .company { margin-bottom: 4px; }
  .license-info { font-size: 0.75rem; line-height: 1.35; }
}

@media (max-width: 560px) {
  .domain {
    max-width: 100%;
    font-size: 2.2rem;
    letter-spacing: 0.08em;
  }

  .license-info {
    flex-direction: column;
    gap: 2px;
  }

  .license-separator {
    display: none;
  }
}

/* --- Fade-in animation --- */
.fade-in {
  opacity: 0;
  transform: translateY(12px);
  animation: fadeUp 0.8s ease-out forwards;
  animation-delay: var(--delay, 0s);
}

@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}