:root {
  --bg: #ffffff;
  --ink: #040404;
  --muted: rgba(4, 4, 4, 0.68);
  --line: rgba(4, 4, 4, 0.08);
  --line-strong: rgba(4, 4, 4, 0.14);
  --panel: rgba(255, 255, 255, 0.92);
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.06);
}

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

html {
  min-height: 100%;
}

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

p {
  margin: 0;
}

.landing {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 100vh;
  padding: 32px 20px;
  overflow: hidden;
}

.landing__orb {
  position: absolute;
  border-radius: 999px;
  filter: blur(70px);
  opacity: 0.28;
  pointer-events: none;
}

.landing__orb--left {
  top: -120px;
  left: -110px;
  width: 280px;
  height: 280px;
  background: rgba(0, 0, 0, 0.06);
}

.landing__orb--right {
  right: -120px;
  bottom: -110px;
  width: 320px;
  height: 320px;
  background: rgba(0, 0, 0, 0.04);
}

.landing__panel {
  position: relative;
  z-index: 1;
  width: min(1020px, 100%);
  padding: 48px 24px 34px;
  text-align: center;
}

.landing__particles {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.landing__particles canvas {
  opacity: 0.9;
}

.landing__brand {
  display: flex;
  justify-content: center;
  margin-bottom: 28px;
}

.landing__brand img {
  width: clamp(150px, 18vw, 200px);
}

.landing__intro {
  max-width: 720px;
  margin: 0 auto 38px;
  color: var(--muted);
  font-size: clamp(1rem, 1.5vw, 1.14rem);
  line-height: 1.6;
}

.site-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 22px 28px;
  max-width: 860px;
  margin: 0 auto;
}

.site-link {
  position: relative;
  display: grid;
  justify-items: center;
  gap: 5px;
  padding: 0 0 12px;
  text-align: center;
  color: var(--ink);
  transition: transform 150ms ease, opacity 150ms ease;
}

.site-link::before {
  content: attr(data-description);
  position: absolute;
  left: 50%;
  bottom: calc(100% + 14px);
  width: min(240px, 80vw);
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: 0 18px 36px rgba(0, 0, 0, 0.08);
  color: var(--ink);
  font-size: 0.84rem;
  font-weight: 500;
  line-height: 1.45;
  text-align: left;
  opacity: 0;
  pointer-events: none;
  transform: translateX(-50%) translateY(6px);
  transition: opacity 160ms ease, transform 160ms ease;
}

.site-link::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 54px;
  height: 1px;
  background: rgba(0, 0, 0, 0.12);
  transform: translateX(-50%);
  transition: width 150ms ease, background-color 150ms ease;
}

.site-link:hover,
.site-link:focus-visible {
  transform: translateY(-1px);
  opacity: 1;
  outline: none;
}

.site-link:hover::before,
.site-link:focus-visible::before {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.site-link:hover::after,
.site-link:focus-visible::after {
  width: 84px;
  background: rgba(0, 0, 0, 0.28);
}

.site-link__name {
  font-size: 1.04rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  line-height: 1.1;
}

.site-link__domain {
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.2;
}

.landing__actions {
  display: flex;
  justify-content: center;
  margin-top: 34px;
}

.contact-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 32px;
  padding: 0 2px 4px;
  color: inherit;
  font-family: inherit;
  background: transparent;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  border-top: 0;
  border-left: 0;
  border-right: 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.14);
  font-size: 0.96rem;
  font-weight: 700;
  transition: border-color 150ms ease, opacity 150ms ease;
}

.contact-link:hover,
.contact-link:focus-visible {
  border-color: rgba(0, 0, 0, 0.34);
  opacity: 1;
  outline: none;
}

.landing__footer {
  margin-top: 22px;
}

.landing__meta {
  color: var(--muted);
  font-size: 0.9rem;
}

.contact-modal {
  width: min(540px, calc(100% - 24px));
  padding: 0;
  border: 0;
  background: transparent;
}

.contact-modal::backdrop {
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(10px);
}

.contact-modal__card {
  padding: 24px;
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.08);
}

.contact-modal__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}

.contact-modal__eyebrow {
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.contact-modal__header h2 {
  margin: 0;
  font-size: 1.4rem;
  line-height: 1.1;
}

.contact-modal__close {
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--muted);
  font-size: 1.8rem;
  line-height: 1;
  cursor: pointer;
}

.contact-modal__intro {
  margin-bottom: 18px;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.55;
}

.contact-modal__field {
  display: grid;
  gap: 7px;
  margin-bottom: 14px;
}

.contact-modal__field span {
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.contact-modal__field input,
.contact-modal__field textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid rgba(0, 0, 0, 0.14);
  background: rgba(255, 255, 255, 0.9);
  color: var(--ink);
  font: inherit;
  resize: vertical;
}

.contact-modal__field input:focus,
.contact-modal__field textarea:focus {
  border-color: rgba(0, 0, 0, 0.3);
  outline: none;
}

.contact-modal__actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 20px;
}

.contact-modal__button {
  min-height: 42px;
  padding: 0 16px;
  border: 1px solid rgba(0, 0, 0, 0.12);
  background: #fff;
  font: inherit;
  font-size: 0.92rem;
  font-weight: 700;
  cursor: pointer;
}

.contact-modal__button--primary {
  background: #0b0b0b;
  color: #fff;
  border-color: #0b0b0b;
}

@media (max-width: 720px) {
  .landing {
    padding: 26px 14px;
  }

  .landing__panel {
    padding: 30px 8px 22px;
  }

  .landing__intro {
    margin-bottom: 24px;
  }

  .site-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px 16px;
    max-width: 540px;
  }

  .site-link::before {
    width: min(220px, 88vw);
    bottom: calc(100% + 10px);
    padding: 10px 12px;
    font-size: 0.8rem;
  }

  .site-link {
    padding-bottom: 10px;
  }

  .site-link__domain {
    font-size: 0.8rem;
  }

  .contact-modal__card {
    padding: 18px;
  }

  .contact-modal__actions {
    flex-direction: column;
  }

  .contact-modal__button {
    width: 100%;
  }
}