/* NTERGALACTIC
   Static landing page. No frameworks. No trackers. No dependencies.
*/

:root {
  --paper: #fbfaf9;
  --ink: #080808;
  --night: #060606;
  --night-2: #0b0a0a;
  --text: #f1eeeb;
  --muted: #a9a3a0;
  --hairline: rgba(255, 255, 255, 0.12);
  --hairline-dark: rgba(0, 0, 0, 0.11);

  --ruby: #9f213e;
  --ruby-bright: #d64b62;
  --copper: #a65336;
  --rose: #e2a0a7;

  --max: 1220px;
  --reading: 810px;
  --ease: cubic-bezier(.2,.8,.2,1);
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  color: var(--text);
  background: var(--night);
  font-family:
    Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont,
    "Segoe UI", Helvetica, Arial, sans-serif;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

::selection {
  color: #fff;
  background: var(--ruby);
}

.progress {
  position: fixed;
  inset: 0 0 auto 0;
  height: 2px;
  z-index: 1000;
  pointer-events: none;
}

.progress span {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--copper), var(--ruby-bright), var(--rose));
  box-shadow: 0 0 18px rgba(214,75,98,.75);
}

/* HERO -------------------------------------------------------------- */

.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  place-items: center;
  overflow: hidden;
  background:
    radial-gradient(
      circle at 50% 38%,
      rgba(255, 180, 190, 0.10) 0%,
      rgba(214, 75, 98, 0.18) 14%,
      rgba(166, 83, 54, 0.16) 28%,
      rgba(122, 24, 46, 0.22) 44%,
      rgba(34, 10, 16, 0.92) 68%,
      rgba(8, 6, 7, 1) 100%
    ),
    linear-gradient(
      135deg,
      #080607 0%,
      #10080c 22%,
      #1b0a11 42%,
      #12080c 62%,
      #080607 100%
    );
  color: var(--text);
  isolation: isolate;
}

.hero::before {
  width: 42vw;
  height: 42vw;
  min-width: 380px;
  min-height: 380px;
  left: -22vw;
  top: -16vw;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(159,33,62,.08), transparent 70%);
  filter: blur(28px);
}

.hero::after {
  width: 34vw;
  height: 34vw;
  min-width: 320px;
  min-height: 320px;
  right: -15vw;
  bottom: -17vw;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(166,83,54,.08), transparent 68%);
  filter: blur(24px);
}

.hero-noise {
  position: absolute;
  inset: 0;
  opacity: .16;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(
      90deg,
      transparent 0,
      transparent calc(25vw - 1px),
      rgba(0,0,0,.04) calc(25vw - 1px),
      rgba(0,0,0,.04) 25vw
    );
  z-index: -1;
}

.hero-inner {
  width: min(94vw, 1700px);
  display: grid;
  justify-items: center;
  gap: clamp(32px, 5vh, 64px);
  transform: translateY(-2vh);
}

.logo {
  display: block;
  width: min(96vw, 1650px);
  height: auto;
  object-fit: contain;
  filter:
    drop-shadow(0 16px 28px rgba(83, 25, 30, .08))
    drop-shadow(0 2px 5px rgba(0,0,0,.06));
  animation: logoArrival 1.35s var(--ease) both;
}

.hero-kicker {
  width: min(680px, 70vw);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 16px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .28em;
  color: rgba(8,8,8,.62);
  animation: fadeArrival 1.2s .35s var(--ease) both;
}

.kicker-rule {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(8,8,8,.22), transparent);
}

.scroll-cue {
  position: absolute;
  left: 50%;
  bottom: clamp(24px, 4vh, 52px);
  transform: translateX(-50%);
  display: grid;
  justify-items: center;
  gap: 12px;
  color: rgba(8,8,8,.48);
  text-decoration: none;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .26em;
  transition: color .25s ease;
}

.scroll-cue:hover {
  color: var(--ruby);
}

.scroll-line {
  width: 1px;
  height: 42px;
  background: linear-gradient(rgba(8,8,8,.45), transparent);
  transform-origin: top;
  animation: pulseLine 2.2s ease-in-out infinite;
}

@keyframes logoArrival {
  from { opacity: 0; transform: translateY(16px) scale(.992); filter: blur(8px); }
  to   { opacity: 1; transform: translateY(0) scale(1); filter: blur(0) drop-shadow(0 16px 28px rgba(83,25,30,.08)); }
}

@keyframes fadeArrival {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes pulseLine {
  0%,100% { transform: scaleY(.45); opacity: .35; }
  50%     { transform: scaleY(1); opacity: .9; }
}

/* TRANSITION -------------------------------------------------------- */

.threshold {
  height: clamp(100px, 16vw, 220px);
  position: relative;
  background: linear-gradient(to bottom, var(--paper) 0%, #e8e3e1 18%, #3a2528 48%, var(--night) 100%);
  overflow: hidden;
}

.threshold::before {
  content: "";
  position: absolute;
  inset: 35% 0 auto 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(223,141,148,.7), transparent);
  box-shadow: 0 0 38px 7px rgba(159,33,62,.24);
}

.threshold-line {
  width: min(88vw, var(--max));
  height: 1px;
  margin: 0 auto;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.18), transparent);
}

/* VISION ------------------------------------------------------------ */

.vision {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 85% 7%, rgba(122,31,48,.12), transparent 25%),
    radial-gradient(circle at 12% 50%, rgba(125,58,40,.08), transparent 30%),
    var(--night);
}

.cosmic-grid {
  position: absolute;
  inset: 0;
  opacity: .12;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px);
  background-size: 86px 86px;
  mask-image: linear-gradient(to bottom, black, transparent 86%);
}

.ruby-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  pointer-events: none;
  opacity: .18;
}

.ruby-glow-one {
  width: 360px;
  height: 360px;
  background: var(--ruby);
  top: 22%;
  right: -210px;
}

.ruby-glow-two {
  width: 260px;
  height: 260px;
  background: var(--copper);
  top: 70%;
  left: -170px;
}

.vision-shell {
  width: min(calc(100% - 40px), var(--max));
  margin: 0 auto;
  padding: clamp(100px, 14vw, 210px) 0 clamp(120px, 16vw, 240px);
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  gap: clamp(40px, 8vw, 120px);
  position: relative;
  z-index: 1;
}

.vision-index {
  position: sticky;
  top: 36px;
  align-self: start;
  display: grid;
  gap: 7px;
  padding-top: 6px;
  color: var(--muted);
}

.index-number {
  color: var(--rose);
  font: 700 10px/1 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  letter-spacing: .18em;
}

.index-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .25em;
}

.manifesto {
  max-width: var(--reading);
}

.manifesto p {
  margin: 0 0 clamp(32px, 5vw, 58px);
  color: #d9d5d2;
  font-size: clamp(18px, 1.8vw, 25px);
  line-height: 1.64;
  letter-spacing: -.012em;
}

.manifesto .lead {
  color: #f6f3f1;
  font-size: clamp(28px, 4.1vw, 56px);
  line-height: 1.13;
  letter-spacing: -.035em;
  margin-bottom: clamp(76px, 10vw, 140px);
}

.manifesto strong {
  color: #fff;
  font-weight: 650;
}

.lead strong {
  background: linear-gradient(100deg, #fff 0%, #fff 38%, #efc0bd 68%, #d56a6e 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* FLYWHEEL ---------------------------------------------------------- */

.flywheel {
  margin: clamp(90px, 12vw, 160px) 0;
  padding: clamp(32px, 6vw, 64px) 0;
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}

.flywheel > p {
  color: var(--muted);
  margin-bottom: 34px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
}

.flywheel-lines {
  display: grid;
}

.flywheel-lines strong {
  position: relative;
  display: block;
  padding: 17px 0 17px clamp(20px, 3vw, 38px);
  border-bottom: 1px solid rgba(255,255,255,.08);
  font-size: clamp(19px, 2.4vw, 31px);
  font-weight: 540;
  letter-spacing: -.025em;
}

.flywheel-lines strong::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 7px;
  height: 7px;
  transform: translateY(-50%) rotate(45deg);
  border: 1px solid rgba(214,75,98,.8);
}

.flywheel-conclusion {
  display: block;
  margin-top: 38px;
  font-size: clamp(21px, 2.8vw, 36px);
  line-height: 1.28;
  letter-spacing: -.025em;
}

/* FINAL STATEMENTS -------------------------------------------------- */

.statement {
  position: relative;
  margin: clamp(110px, 15vw, 190px) 0;
  padding-left: clamp(24px, 4vw, 48px);
}

.statement-marker {
  position: absolute;
  left: 0;
  top: .4em;
  bottom: .4em;
  width: 2px;
  background: linear-gradient(to bottom, var(--rose), var(--ruby), var(--copper));
  box-shadow: 0 0 24px rgba(214,75,98,.45);
}

.statement p {
  margin: 0;
  color: #fff;
  font-size: clamp(29px, 4.2vw, 56px);
  line-height: 1.16;
  letter-spacing: -.04em;
}

.constraint {
  border: 1px solid var(--hairline);
  background:
    linear-gradient(145deg, rgba(255,255,255,.035), transparent 50%),
    rgba(255,255,255,.012);
  padding: clamp(26px, 5vw, 54px);
  position: relative;
  overflow: hidden;
}

.constraint::after {
  content: "";
  position: absolute;
  width: 220px;
  height: 220px;
  border: 1px solid rgba(214,75,98,.17);
  border-radius: 50%;
  right: -150px;
  bottom: -145px;
  box-shadow:
    0 0 0 30px rgba(214,75,98,.02),
    0 0 0 60px rgba(214,75,98,.012);
}

.constraint-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: clamp(30px, 5vw, 58px);
  color: var(--rose);
  font: 700 9px/1.2 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  letter-spacing: .18em;
}

.constraint p {
  margin: 0;
  position: relative;
  z-index: 1;
  color: #f0ece9;
  font-size: clamp(18px, 2vw, 25px);
  line-height: 1.55;
}

/* FOOTER ------------------------------------------------------------ */

.footer {
  min-height: 180px;
  padding: 42px max(20px, calc((100vw - var(--max))/2));
  border-top: 1px solid rgba(255,255,255,.08);
  background: #030303;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 32px;
  color: #8c8784;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .22em;
}

.footer > div {
  display: flex;
  gap: 24px;
}

.footer a {
  color: inherit;
  text-decoration: none;
  transition: color .2s ease;
}

.footer a:hover {
  color: #fff;
}

/* SCROLL REVEAL ----------------------------------------------------- */

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity .85s var(--ease),
    transform .85s var(--ease);
}

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

/* RESPONSIVE -------------------------------------------------------- */

@media (max-width: 760px) {
  .hero-inner {
    width: 100%;
    gap: 28px;
  }

  .logo {
    width: 118vw;
    max-width: none;
  }

  .hero-kicker {
    width: 82vw;
    font-size: 8px;
    gap: 10px;
  }

  .vision-shell {
    width: min(calc(100% - 32px), var(--max));
    grid-template-columns: 1fr;
    gap: 44px;
  }

  .vision-index {
    position: static;
    grid-template-columns: auto 1fr;
    align-items: center;
    gap: 12px;
  }

  .index-label::after {
    content: "";
    display: inline-block;
    width: 42px;
    height: 1px;
    margin-left: 12px;
    vertical-align: middle;
    background: rgba(255,255,255,.18);
  }

  .constraint-head {
    flex-direction: column;
    gap: 8px;
  }

  .footer {
    align-items: flex-start;
    flex-direction: column;
    min-height: 150px;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}