:root {
  --paper: #fbfaf7;
  --paper-rgb: 251, 250, 247;
  --ink: #080807;
  --muted: #4b4654;
  --line: #080807;
  --panel: #ffffff;
  --panel-soft: #f1edf6;
  --violet: #9850ee;
  --violet-deep: #5f23c8;
  --blue: #0b56ff;
  --shadow: rgba(8, 8, 7, .22);
  --rail-width: 74px;
}

html[data-theme="dark"] {
  --paper: #0d0d11;
  --paper-rgb: 13, 13, 17;
  --ink: #f7f3ec;
  --muted: #b9b2c4;
  --line: #f7f3ec;
  --panel: #17171d;
  --panel-soft: #201a2a;
  --violet: #a86cff;
  --violet-deep: #7e42e8;
  --blue: #4f7dff;
  --shadow: rgba(0, 0, 0, .5);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: #101014;
  color: var(--ink);
  font-family: "Courier New", ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0;
  overflow-x: hidden;
}

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

button {
  font: inherit;
}

.site-shell {
  min-height: 100vh;
  margin-left: var(--rail-width);
  width: calc(100% - var(--rail-width));
  position: relative;
  background:
    radial-gradient(circle at 20% 8%, rgba(255, 255, 255, .55), transparent 28%),
    linear-gradient(90deg, rgba(var(--paper-rgb), .96), rgba(var(--paper-rgb), .9)),
    var(--paper);
  border: 3px solid var(--line);
  border-left: 3px solid var(--line);
  overflow: hidden;
  transition: background-color .25s ease, color .25s ease, border-color .25s ease;
}

.site-shell::before {
  content: "";
  position: absolute;
  inset: 86px 0 0;
  pointer-events: none;
  opacity: .45;
  background-image: radial-gradient(var(--violet) 1px, transparent 1.2px);
  background-size: 26px 26px;
  animation: dot-drift 18s linear infinite;
}

.site-shell > * {
  position: relative;
  z-index: 1;
}

.side-rail {
  position: fixed;
  inset: 0 auto 0 0;
  z-index: 30;
  width: var(--rail-width);
  background:
    linear-gradient(90deg, #101014 0 15px, transparent 15px),
    linear-gradient(90deg, transparent 0 42px, var(--violet) 42px 50px, transparent 50px),
    linear-gradient(180deg, rgba(152, 80, 238, .12), transparent 34%),
    var(--paper);
  border-right: 3px solid var(--line);
  display: block;
  color: var(--blue);
  transition: background-color .25s ease, color .25s ease;
}

.side-rail::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 15px;
  height: 186px;
  background: #101014;
}

.rail-toggle,
.rail-close,
.theme-toggle {
  appearance: none;
  cursor: pointer;
  border: 2px solid var(--line);
  background: var(--panel);
  color: var(--ink);
}

.rail-toggle {
  position: absolute;
  top: 82px;
  left: 18px;
  z-index: 2;
  width: 42px;
  height: 42px;
  border-radius: 0;
  border-color: var(--line);
  display: grid;
  place-items: center;
  box-shadow: 4px 4px 0 var(--line);
  background: var(--violet);
  transition: transform .18s ease, background-color .18s ease, box-shadow .18s ease;
}

.rail-toggle:hover {
  transform: translateX(3px);
  background: var(--panel);
}

.rail-toggle span {
  width: 16px;
  height: 16px;
  border-radius: 0;
  background: var(--ink);
  clip-path: polygon(0 0, 100% 50%, 0 100%);
  display: block;
  transition: transform .2s ease;
}

.rail-toggle:hover span,
.rail-toggle[aria-expanded="true"] span {
  transform: translateX(2px);
}

.rail-toggle[aria-expanded="true"] span {
  clip-path: polygon(100% 0, 0 50%, 100% 100%);
  transform: translateX(-2px);
}

.rail-link,
.rail-version {
  position: absolute;
  left: 25px;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: .02em;
}

.rail-link {
  margin: 0;
  padding: 10px 0;
  color: var(--ink);
  transition: color .18s ease, transform .18s ease;
}

.rail-link:nth-of-type(1) {
  top: 156px;
}

.rail-link:nth-of-type(2) {
  top: 244px;
}

.rail-link:hover {
  color: var(--blue);
  transform: rotate(180deg) translateY(-3px);
}

.rail-version {
  bottom: 28px;
  margin: 0;
  color: var(--blue);
  background: var(--paper);
  border-top: 2px solid var(--line);
  padding-top: 14px;
}

.rail-panel {
  position: fixed;
  top: 0;
  bottom: 0;
  left: var(--rail-width);
  z-index: 35;
  width: min(382px, calc(100vw - var(--rail-width)));
  padding: 22px;
  background:
    radial-gradient(var(--violet) 1px, transparent 1.2px) 0 0 / 24px 24px,
    var(--paper);
  border-right: 3px solid var(--line);
  box-shadow: 10px 0 0 var(--line), 18px 0 0 rgba(152, 80, 238, .88);
  transform: translateX(calc(-100% - var(--rail-width)));
  transition: transform .24s ease, background-color .25s ease, color .25s ease;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.rail-scrim {
  position: fixed;
  inset: 0;
  z-index: 20;
  border: 0;
  background: rgba(8, 8, 7, .62);
  cursor: pointer;
  backdrop-filter: blur(1px);
}

.rail-panel.is-open {
  transform: translateX(0);
}

.rail-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 14px;
  border: 2px solid var(--line);
  background: var(--panel);
  padding: 10px 10px 10px 14px;
}

.rail-panel-head p,
.rail-panel-block h3,
.eyebrow,
.section-kicker {
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.rail-close {
  width: 38px;
  height: 38px;
  box-shadow: 4px 4px 0 var(--line);
  transition: transform .18s ease, background-color .18s ease;
}

.rail-close:hover {
  transform: translateY(-2px);
  background: var(--violet);
}

.rail-close:active,
.rail-toggle:active,
.theme-toggle:active,
.github-cta:active,
.outline-link:active {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0 var(--line);
}

.rail-panel-block {
  border: 2px solid var(--line);
  padding: 16px;
  background: var(--panel);
  box-shadow: 6px 6px 0 var(--line);
}

.rail-panel-block h2 {
  font-family: Impact, Haettenschweiler, "Arial Black", sans-serif;
  font-size: 48px;
  line-height: .92;
}

.rail-panel-block p,
.rail-panel-block li {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.48;
  font-weight: 700;
}

.rail-panel-block ul {
  margin: 8px 0 0;
  padding-left: 18px;
}

.rail-panel-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.rail-panel-stats div {
  border: 2px solid var(--line);
  min-height: 86px;
  padding: 10px 9px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background: linear-gradient(155deg, var(--panel) 0 58%, var(--violet) 58%);
  box-shadow: 4px 4px 0 var(--line);
}

.rail-panel-stats strong {
  display: block;
  font-family: Impact, Haettenschweiler, "Arial Black", sans-serif;
  font-size: 44px;
  line-height: .82;
}

.rail-panel-stats span {
  width: max-content;
  padding: 2px 5px;
  border: 1px solid var(--line);
  background: var(--panel);
  font-size: 12px;
  font-weight: 900;
}

.site-header {
  height: 86px;
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: center;
  gap: 34px;
  padding: 0 32px;
  border-bottom: 3px solid var(--line);
  background: rgba(var(--paper-rgb), .94);
  backdrop-filter: blur(10px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  width: max-content;
  font-family: Impact, Haettenschweiler, "Arial Black", sans-serif;
  font-size: 30px;
  letter-spacing: .04em;
}

.brand-mark {
  width: 48px;
  height: 48px;
}

.top-nav {
  display: flex;
  gap: clamp(28px, 6vw, 78px);
  font-weight: 800;
  font-size: 15px;
}

.top-nav a,
.outline-link,
.github-cta,
.theme-toggle,
.proof-card,
.popup-card {
  transition: transform .18s ease, box-shadow .18s ease, background-color .18s ease, border-color .18s ease;
}

.top-nav a {
  padding: 12px 0;
}

.top-nav a:hover {
  color: var(--violet);
  transform: translateY(-2px);
}

.theme-toggle {
  min-width: 92px;
  height: 46px;
  padding: 0 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  font-weight: 900;
}

.theme-toggle:hover {
  transform: translateY(-2px);
  box-shadow: 5px 5px 0 var(--line);
}

.theme-icon {
  width: 17px;
  height: 17px;
  border-radius: 50%;
  background: var(--ink);
  box-shadow: inset -6px -4px 0 var(--violet);
}

html[data-theme="dark"] .theme-icon {
  background: #ffd66e;
  box-shadow: 0 0 12px rgba(255, 214, 110, .5);
}

.hero-grid {
  min-height: 622px;
  display: grid;
  grid-template-columns: minmax(460px, .92fr) minmax(680px, 1.08fr);
  border-bottom: 3px solid var(--line);
}

.hero-copy {
  padding: 34px 32px 30px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
}

h1,
h2,
h3,
p,
figure {
  margin: 0;
}

.eyebrow,
.section-kicker {
  color: var(--ink);
  width: max-content;
  margin-bottom: 16px;
  padding: 6px 10px;
  border: 2px solid var(--line);
  background: var(--violet);
  box-shadow: 4px 4px 0 var(--line);
}

h1 {
  font-family: Impact, Haettenschweiler, "Arial Black", sans-serif;
  font-size: clamp(70px, 7.15vw, 116px);
  line-height: .96;
  letter-spacing: 0;
  max-width: 720px;
}

.mobile-break {
  display: none;
}

.hero-copy > p:not(.eyebrow) {
  max-width: 640px;
  margin-top: 24px;
  font-size: 18px;
  line-height: 1.42;
  font-weight: 800;
}

.github-cta {
  width: min(594px, 100%);
  min-height: 82px;
  margin-top: 20px;
  padding: 12px 28px;
  display: grid;
  grid-template-columns: 58px 1fr auto;
  align-items: center;
  gap: 22px;
  border: 2px solid var(--line);
  box-shadow: 10px 10px 0 var(--line);
  background: linear-gradient(100deg, var(--violet), #b75fff);
  font-size: clamp(20px, 2.1vw, 29px);
  font-weight: 900;
}

.github-cta:hover {
  transform: translate(-3px, -3px);
  box-shadow: 14px 14px 0 var(--line);
}

.github-dot {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--ink);
}

.github-dot svg {
  width: 31px;
  fill: var(--violet);
}

.arrow {
  font-size: 28px;
  line-height: 1;
}

.proof-row {
  width: min(604px, 100%);
  margin-top: 40px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.proof-card {
  min-height: 51px;
  border: 2px solid var(--line);
  display: grid;
  grid-template-columns: 34px 1fr;
  grid-template-rows: 1fr 1fr;
  align-items: center;
  padding: 8px 11px;
  background: rgba(var(--paper-rgb), .62);
}

.proof-card:hover {
  transform: translateY(-3px);
  background: var(--panel);
}

.proof-icon {
  grid-row: 1 / 3;
  font-size: 21px;
  font-weight: 900;
  color: var(--violet);
}

.proof-card strong {
  font-size: 13px;
  line-height: 1;
}

.proof-card small {
  font-size: 11px;
  color: var(--muted);
}

.phone-stage {
  display: grid;
  grid-template-columns: minmax(160px, .86fr) minmax(260px, 1.42fr) minmax(160px, .86fr);
  align-items: center;
  gap: clamp(30px, 4vw, 62px);
  padding: 48px 52px 42px 20px;
}

.phone-column {
  display: grid;
  gap: 8px;
  animation: float-soft 7s ease-in-out infinite;
}

.phone-column:nth-child(2) {
  animation-delay: -1.8s;
}

.phone-column:nth-child(3) {
  animation-delay: -3.4s;
}

.mini-label {
  font-weight: 900;
  font-size: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.mini-label span {
  width: 12px;
  height: 12px;
  background: var(--violet);
}

.phone-frame {
  display: flex;
  align-items: flex-start;
  justify-content: center;
}

.phone-frame img {
  width: 100%;
  height: auto;
  max-height: 470px;
  display: block;
  object-fit: contain;
  filter: drop-shadow(0 12px 20px var(--shadow));
}

.feature-bands {
  display: grid;
  grid-template-columns: 58.2% 41.8%;
  border-left: 17px solid var(--violet);
  border-right: 17px solid var(--violet);
}

.control-showcase,
.community-panel {
  min-height: 280px;
  display: grid;
  align-items: stretch;
}

.control-showcase {
  grid-template-columns: minmax(230px, .72fr) minmax(420px, 1.28fr);
  gap: 24px;
  padding: 38px 36px;
  border-right: 3px solid var(--line);
}

.control-copy,
.community-copy {
  align-self: start;
}

.control-copy h2,
.community-copy h2 {
  font-size: clamp(24px, 2.15vw, 38px);
  line-height: 1.05;
  font-weight: 900;
}

.control-copy p:not(.section-kicker),
.community-copy p {
  margin-top: 22px;
  font-size: 14px;
  line-height: 1.55;
  font-weight: 800;
  color: var(--muted);
}

.popup-gallery {
  min-height: 230px;
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: end;
  gap: 18px;
}

.popup-card {
  position: relative;
  border: 2px solid var(--line);
  background: linear-gradient(160deg, #072060, #102d7c);
  box-shadow: 8px 8px 0 var(--line);
  padding: 12px;
  overflow: hidden;
}

.popup-card:hover {
  transform: translate(-3px, -3px) rotate(0deg);
  box-shadow: 12px 12px 0 var(--line);
}

.popup-card-speed {
  transform: rotate(-2deg) translateY(8px);
}

.popup-card-quality {
  transform: rotate(2deg) translateY(-8px);
}

.popup-card figcaption {
  color: #fff;
  font-size: 13px;
  font-weight: 900;
  margin-bottom: 9px;
}

.popup-card img {
  display: block;
  width: 100%;
  height: 174px;
  object-fit: cover;
  object-position: 50% 42%;
  border-radius: 6px;
}

.popup-card-quality img {
  object-position: 50% 38%;
}

.community-panel {
  grid-template-columns: minmax(320px, 1fr) 250px;
  gap: 24px;
  padding: 38px 44px 38px 36px;
}

.community-copy p {
  max-width: 500px;
}

.outline-link {
  width: 220px;
  min-height: 42px;
  margin-top: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  border: 2px solid var(--line);
  font-weight: 900;
  font-size: 14px;
  background: var(--panel);
}

.outline-link:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 var(--line);
}

.project-mark {
  justify-self: center;
  width: 218px;
  height: 218px;
  display: grid;
  place-items: center;
  background-image: radial-gradient(var(--violet-deep) 1.4px, transparent 1.4px);
  background-size: 7px 7px;
  mask-image: radial-gradient(circle, #000 64%, transparent 65%);
  animation: dot-drift 14s linear infinite reverse;
}

.project-mark img {
  width: 190px;
  height: 190px;
}

@keyframes dot-drift {
  from {
    background-position: 0 0;
  }

  to {
    background-position: 52px 26px;
  }
}

@keyframes float-soft {
  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-8px);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
  }
}

@media (max-width: 1180px) {
  .hero-grid,
  .feature-bands {
    grid-template-columns: minmax(0, 1fr);
  }

  .phone-stage {
    padding: 22px 32px 40px;
    border-top: 3px solid var(--line);
  }

  .control-showcase {
    border-right: 0;
    border-bottom: 3px solid var(--line);
  }

  .community-panel {
    grid-template-columns: 1fr 210px;
  }
}

@media (max-width: 760px) {
  :root {
    --rail-width: 56px;
  }

  .rail-toggle {
    top: 142px;
    left: 16px;
    width: 36px;
    height: 36px;
    box-shadow: 3px 3px 0 var(--line);
  }

  .rail-toggle span {
    width: 14px;
    height: 14px;
  }

  .rail-link,
  .rail-version {
    font-size: 10px;
  }

  .rail-link:nth-of-type(1) {
    top: 198px;
  }

  .rail-link:nth-of-type(2) {
    top: 284px;
  }

  .site-header {
    height: auto;
    grid-template-columns: 1fr auto;
    padding: 16px;
  }

  .top-nav {
    grid-column: 1 / 3;
    order: 3;
    justify-content: space-between;
    gap: 12px;
    font-size: 12px;
    border-top: 2px solid var(--line);
    padding-top: 10px;
  }

  .brand {
    font-size: 24px;
  }

  .brand-mark {
    width: 40px;
    height: 40px;
  }

  .theme-toggle {
    min-width: 76px;
    height: 42px;
    font-size: 12px;
  }

  .hero-copy {
    padding: 30px 18px 28px;
    width: 100%;
    max-width: 100%;
  }

  h1 {
    font-size: clamp(28px, 8.7vw, 36px);
    line-height: 1;
    max-width: 100%;
  }

  .mobile-break {
    display: inline;
  }

  .hero-copy > p:not(.eyebrow) {
    font-size: 14px;
    max-width: 34ch;
    overflow-wrap: break-word;
  }

  .github-cta {
    width: calc(100% - 46px);
    min-height: 66px;
    grid-template-columns: 36px minmax(0, 1fr) 22px;
    gap: 8px;
    padding: 12px;
    font-size: 14px;
    box-shadow: 7px 7px 0 var(--line);
  }

  .github-dot {
    width: 34px;
    height: 34px;
  }

  .github-dot svg {
    width: 22px;
  }

  .arrow {
    font-size: 18px;
  }

  .proof-row,
  .phone-stage,
  .control-showcase,
  .popup-gallery,
  .community-panel {
    grid-template-columns: 1fr;
  }

  .phone-stage {
    gap: 20px;
  }

  .phone-frame {
    width: min(300px, 82vw);
    height: auto;
    min-height: 260px;
    justify-self: center;
  }

  .watch-column .phone-frame {
    width: min(360px, 88vw);
    min-height: 180px;
  }

  .feature-bands {
    border-left-width: 8px;
    border-right-width: 8px;
  }

  .control-showcase,
  .community-panel {
    padding: 30px 18px;
  }

  .popup-card {
    transform: none;
  }

  .popup-card img {
    height: auto;
    max-height: 240px;
  }

  .project-mark {
    width: 170px;
    height: 170px;
  }

  .project-mark img {
    width: 150px;
    height: 150px;
  }
}