@import url('https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&family=Inter:wght@400;500;600;700&display=swap');

:root {
  --black: #080808;
  --white: #f4f4f0;
  --muted: #929292;
  --line: rgba(244, 244, 240, 0.16);
  --soft-line: rgba(244, 244, 240, 0.08);
  --serif: Georgia, "Times New Roman", serif;
  --sans: Inter, Arial, sans-serif;
  --mono: "DM Mono", monospace;
}

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

html {
  scroll-behavior: smooth;
  background: var(--black);
}

body {
  background: var(--black);
  color: var(--white);
  font-family: var(--sans);
  overflow-x: hidden;
}

body.menu-open {
  overflow: hidden;
}

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

button {
  font: inherit;
}


/* LOADER */

.page-loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--black);
  display: flex;
  align-items: center;
  justify-content: center;
  transition:
    opacity 0.6s ease,
    visibility 0.6s ease;
}

.page-loader.hidden {
  opacity: 0;
  visibility: hidden;
}

.loader-mark {
  width: 42px;
  height: 42px;
  border: 1px solid var(--white);
  display: grid;
  place-items: center;
  font-family: var(--mono);
  font-size: 13px;
  animation: loaderPulse 1.2s ease-in-out infinite;
}

@keyframes loaderPulse {
  0%,
  100% {
    opacity: 0.35;
  }

  50% {
    opacity: 1;
  }
}


/* HEADER */

.site-header {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  padding: 26px 4vw;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
}

.brand {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.brand span {
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.05em;
}

.brand small {
  font-family: var(--mono);
  color: var(--muted);
  font-size: 8px;
  letter-spacing: 0.12em;
}

.header-status {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.13em;
  color: var(--muted);
}

.status-dot {
  width: 6px;
  height: 6px;
  background: var(--white);
  border-radius: 50%;
  animation: statusPulse 1.8s ease-in-out infinite;
}

@keyframes statusPulse {
  0%,
  100% {
    opacity: 0.3;
  }

  50% {
    opacity: 1;
  }
}

.menu-toggle {
  border: 0;
  background: none;
  width: 36px;
  height: 30px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 7px;
}

.menu-toggle span {
  width: 28px;
  height: 1px;
  background: var(--white);
  display: block;
  transition: transform 0.3s ease;
}


/* MENU */

.menu-overlay {
  position: fixed;
  inset: 0;
  z-index: 500;
  background: var(--black);
  padding: 28px 4vw;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transform: translateY(-100%);
  transition: transform 0.65s cubic-bezier(0.77, 0, 0.18, 1);
}

.menu-overlay.open {
  transform: translateY(0);
}

.menu-top,
.menu-bottom {
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.menu-close {
  border: 0;
  background: none;
  color: var(--white);
  cursor: pointer;
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.12em;
}

.menu-links {
  display: flex;
  flex-direction: column;
  width: min(900px, 100%);
}

.menu-links a {
  display: grid;
  grid-template-columns: 60px 1fr;
  align-items: center;
  border-bottom: 1px solid var(--line);
  padding: 18px 0;
  transition: padding-left 0.3s ease;
}

.menu-links a:first-child {
  border-top: 1px solid var(--line);
}

.menu-links a:hover {
  padding-left: 18px;
}

.menu-links span {
  font-family: var(--mono);
  color: var(--muted);
  font-size: 9px;
}

.menu-links strong {
  font-size: clamp(30px, 5vw, 70px);
  font-weight: 500;
  letter-spacing: -0.055em;
}

.menu-links .active strong {
  font-family: var(--serif);
  font-style: italic;
}


/* HERO */

.social-hero {
  min-height: 92vh;
  padding: 170px 4vw 70px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}

.hero-meta {
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  color: var(--muted);
  font-size: 8px;
  letter-spacing: 0.13em;
}

.hero-content {
  max-width: 1100px;
}

.eyebrow,
.section-label {
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.13em;
  color: var(--muted);
}

.hero-content h1 {
  margin-top: 24px;
  font-size: clamp(70px, 13vw, 190px);
  line-height: 0.8;
  letter-spacing: -0.075em;
  font-weight: 600;
}

.hero-content h1 em {
  font-family: var(--serif);
  font-weight: 400;
  letter-spacing: -0.08em;
}

.hero-description {
  margin-top: 55px;
  max-width: 500px;
  font-size: 14px;
  line-height: 1.7;
  color: #b4b4b0;
}

.hero-index {
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 8px;
  color: var(--muted);
  letter-spacing: 0.12em;
}


/* SIGNAL */

.signal-section {
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.signal-label {
  padding: 15px 4vw;
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  color: var(--muted);
  font-size: 8px;
  letter-spacing: 0.12em;
  border-bottom: 1px solid var(--soft-line);
}

.signal-track {
  overflow: hidden;
  white-space: nowrap;
  padding: 18px 0;
}

.signal-content {
  display: inline-flex;
  align-items: center;
  gap: 28px;
  animation: signalMove 28s linear infinite;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.1em;
}

.signal-content i {
  font-style: normal;
  color: #777;
}

@keyframes signalMove {
  from {
    transform: translateX(0);
  }

  to {
    transform: translateX(-50%);
  }
}


/* INTRO */

.intro-section {
  min-height: 75vh;
  padding: 120px 8vw;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 8vw;
  border-bottom: 1px solid var(--line);
}

.section-number {
  font-family: var(--mono);
  font-size: 9px;
  color: var(--muted);
}

.intro-copy {
  max-width: 850px;
}

.intro-copy h2,
.network-heading h2,
.cta-content h2 {
  margin-top: 20px;
  font-size: clamp(52px, 8vw, 110px);
  line-height: 0.88;
  letter-spacing: -0.07em;
  font-weight: 500;
}

.intro-copy h2 em,
.cta-content h2 em {
  font-family: var(--serif);
  font-weight: 400;
}

.intro-copy > p:last-child {
  max-width: 510px;
  margin-top: 60px;
  color: #a9a9a5;
  font-size: 15px;
  line-height: 1.8;
}


/* NETWORK */

.social-network {
  padding: 110px 4vw 130px;
  border-bottom: 1px solid var(--line);
}

.network-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 75px;
}

.network-heading > span {
  font-family: var(--mono);
  color: var(--muted);
  font-size: 8px;
  letter-spacing: 0.12em;
}

.social-list {
  border-top: 1px solid var(--line);
}

.social-card {
  min-height: 145px;
  display: grid;
  grid-template-columns: 70px 90px 1fr 40px;
  align-items: center;
  gap: 25px;
  border-bottom: 1px solid var(--line);
  transition:
    background 0.35s ease,
    padding 0.35s ease;
}

.social-card:hover {
  background: #101010;
  padding-left: 20px;
  padding-right: 20px;
}

.social-index {
  font-family: var(--mono);
  color: var(--muted);
  font-size: 9px;
}

.social-symbol {
  width: 54px;
  height: 54px;
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  font-size: 22px;
  font-weight: 500;
}

.social-info {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.social-type {
  font-family: var(--mono);
  color: var(--muted);
  font-size: 7px;
  letter-spacing: 0.12em;
}

.social-info h3 {
  font-size: clamp(26px, 3vw, 42px);
  font-weight: 500;
  letter-spacing: -0.05em;
}

.social-info p {
  color: #777;
  font-size: 11px;
}

.social-arrow {
  font-size: 24px;
  font-weight: 300;
  transition: transform 0.3s ease;
}

.social-card:hover .social-arrow {
  transform: translate(4px, -4px);
}

.website-card {
  background: #101010;
}


/* VISUAL */

.visual-section {
  padding: 120px 4vw;
  border-bottom: 1px solid var(--line);
}

.visual-frame {
  position: relative;
  height: min(65vw, 680px);
  min-height: 360px;
  overflow: hidden;
  border: 1px solid var(--line);
  background:
    radial-gradient(
      circle at center,
      rgba(255, 255, 255, 0.06),
      transparent 35%
    );
}

.visual-grid {
  position: absolute;
  inset: 0;
  opacity: 0.35;
  background-image:
    linear-gradient(var(--soft-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--soft-line) 1px, transparent 1px);
  background-size: 70px 70px;
}

.visual-center {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 8px;
  text-align: center;
}

.visual-center span {
  font-family: var(--mono);
  font-size: clamp(10px, 1.5vw, 14px);
  letter-spacing: 0.3em;
}

.visual-center strong {
  font-size: clamp(42px, 9vw, 120px);
  line-height: 0.8;
  letter-spacing: -0.08em;
  font-weight: 600;
}

.visual-coordinate {
  position: absolute;
  font-family: var(--mono);
  font-size: 8px;
  color: var(--muted);
  letter-spacing: 0.1em;
}

.top-left {
  top: 22px;
  left: 22px;
}

.bottom-right {
  right: 22px;
  bottom: 22px;
}

.visual-caption {
  margin-top: 18px;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 8vw;
}

.visual-caption span {
  font-family: var(--mono);
  color: var(--muted);
  font-size: 8px;
}

.visual-caption p {
  max-width: 500px;
  color: #999;
  font-size: 13px;
  line-height: 1.6;
}


/* CTA */

.cta-section {
  min-height: 80vh;
  padding: 130px 8vw;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 8vw;
  border-bottom: 1px solid var(--line);
}

.cta-links {
  margin-top: 70px;
  border-top: 1px solid var(--line);
}

.cta-links a {
  display: grid;
  grid-template-columns: 45px 1fr 30px;
  align-items: center;
  min-height: 65px;
  border-bottom: 1px solid var(--line);
  transition: padding 0.3s ease;
}

.cta-links a:hover {
  padding-left: 15px;
}

.cta-links span {
  font-family: var(--mono);
  color: var(--muted);
  font-size: 8px;
}

.cta-links strong {
  font-size: 11px;
  letter-spacing: 0.08em;
  font-weight: 500;
}

.cta-links i {
  font-style: normal;
  font-size: 18px;
}


/* FOOTER */

.site-footer {
  padding: 75px 4vw 30px;
}

.footer-main {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 40px;
  padding-bottom: 100px;
}

.footer-brand h2 {
  font-size: 28px;
  letter-spacing: -0.06em;
}

.footer-brand p {
  margin-top: 12px;
  color: var(--muted);
  font-family: var(--serif);
  font-style: italic;
  font-size: 16px;
}

.footer-column {
  display: flex;
  flex-direction: column;
  gap: 13px;
}

.footer-column > span {
  margin-bottom: 8px;
  font-family: var(--mono);
  color: var(--muted);
  font-size: 7px;
  letter-spacing: 0.13em;
}

.footer-column a {
  color: #aaa;
  font-size: 11px;
  transition: color 0.2s ease;
}

.footer-column a:hover {
  color: var(--white);
}

.footer-bottom {
  border-top: 1px solid var(--line);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  gap: 30px;
  font-family: var(--mono);
  color: var(--muted);
  font-size: 7px;
  letter-spacing: 0.1em;
}

.footer-bottom div {
  display: flex;
  gap: 25px;
}


/* TABLET */

@media (max-width: 900px) {

  .header-status {
    display: none;
  }

  .intro-section,
  .cta-section {
    grid-template-columns: 1fr;
    gap: 50px;
  }

  .intro-section {
    min-height: auto;
    padding: 100px 7vw;
  }

  .cta-section {
    min-height: auto;
    padding: 100px 7vw;
  }

  .social-card {
    grid-template-columns: 50px 70px 1fr 30px;
  }

  .footer-main {
    grid-template-columns: 2fr 1fr 1fr;
  }

  .footer-column:last-child {
    grid-column: 2 / -1;
    margin-top: 30px;
  }
}


/* PHONE */

@media (max-width: 600px) {

  .site-header {
    padding: 21px 20px;
  }

  .social-hero {
    min-height: 80vh;
    padding: 145px 20px 45px;
  }

  .hero-meta {
    font-size: 7px;
  }

  .hero-content h1 {
    font-size: clamp(68px, 20vw, 110px);
  }

  .hero-description {
    margin-top: 40px;
    font-size: 13px;
    max-width: 330px;
  }

  .signal-label {
    padding-left: 20px;
    padding-right: 20px;
  }

  .intro-section {
    padding: 80px 20px;
  }

  .intro-copy h2,
  .network-heading h2,
  .cta-content h2 {
    font-size: clamp(48px, 15vw, 80px);
  }

  .intro-copy > p:last-child {
    margin-top: 40px;
    font-size: 13px;
  }

  .social-network {
    padding: 80px 20px;
  }

  .network-heading {
    margin-bottom: 45px;
    align-items: flex-start;
    flex-direction: column;
    gap: 25px;
  }

  .social-card {
    min-height: 115px;
    grid-template-columns: 28px 50px 1fr 20px;
    gap: 12px;
  }

  .social-card:hover {
    padding-left: 8px;
    padding-right: 8px;
  }

  .social-symbol {
    width: 42px;
    height: 42px;
    font-size: 17px;
  }

  .social-info h3 {
    font-size: 22px;
  }

  .social-info p {
    font-size: 9px;
  }

  .social-type {
    font-size: 6px;
  }

  .social-arrow {
    font-size: 18px;
  }

  .visual-section {
    padding: 80px 20px;
  }

  .visual-frame {
    height: 430px;
  }

  .visual-grid {
    background-size: 45px 45px;
  }

  .visual-center strong {
    font-size: 55px;
  }

  .visual-coordinate {
    font-size: 6px;
  }

  .visual-caption {
    grid-template-columns: 1fr;
    gap: 15px;
  }

  .cta-section {
    padding: 85px 20px;
  }

  .cta-links {
    margin-top: 50px;
  }

  .footer-main {
    grid-template-columns: 1fr 1fr;
    gap: 45px 25px;
    padding-bottom: 70px;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }

  .footer-column:last-child {
    grid-column: auto;
    margin-top: 0;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 15px;
  }

  .footer-bottom div {
    justify-content: space-between;
  }

  .menu-overlay {
    padding: 22px 20px;
  }

  .menu-links a {
    grid-template-columns: 42px 1fr;
    padding: 14px 0;
  }

  .menu-links strong {
    font-size: 34px;
  }
}