/* artifactize.dev landing page. Palette and type from the promo.
   Dark is the default; light follows the docs' theme choice
   (localStorage "mdbook-theme", set by the docs or the header toggle). */

:root {
  --bg: #090B0F;
  --panel: #10141B;
  --panel2: #141A23;
  --line: #262E3B;
  --line-soft: #1B222D;
  --text: #EAF0F7;
  --ice: #D5DEEA;
  --dim: #8B96A8;
  --faint: #566072;
  --green: #3EE08F;
  --red: #FF5D5D;
  --amber: #F5B84B;
  --blue: #6AA8FF;
  --cyan: #5FE0F5;
  --violet: #B49CFF;
  --pink: #FF8FC7;

  --on-green: #04130B;
  --green-hover: #5BEBA3;
  --header-bg: rgba(9, 11, 15, 0.78);
  --glass: rgba(16, 20, 27, 0.7);
  --code-bg: #0C1016;
  --dot: #1B222D;
  --shadow: rgba(0, 0, 0, 0.45);
  --hero-glow: rgba(62, 224, 143, 0.13);

  --sans: "Pretendard Variable", Pretendard, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --display: "Space Grotesk", "Pretendard Variable", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;

  --header: 64px;
  --gutter: 16px;
  --radius: 14px;
  color-scheme: dark;
}

:root[data-theme="light"] {
  --bg: #FFFFFF;
  --panel: #F5F7FA;
  --panel2: #EEF1F5;
  --line: #DFE4EB;
  --line-soft: #EBEEF3;
  --text: #0F141B;
  --ice: #273041;
  --dim: #586276;
  --faint: #7A8496;
  --green: #0B7D4A;
  --red: #C62828;
  --amber: #A86A00;
  --blue: #1F5FD1;
  --cyan: #00788A;
  --violet: #6B4FD8;
  --pink: #B4307A;

  --on-green: #FFFFFF;
  --green-hover: #096B3F;
  --header-bg: rgba(255, 255, 255, 0.82);
  --glass: rgba(255, 255, 255, 0.75);
  --code-bg: #F6F8FA;
  --dot: #E3E8EF;
  --shadow: rgba(15, 20, 27, 0.12);
  --hero-glow: rgba(11, 125, 74, 0.08);
  color-scheme: light;
}

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

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ice);
  font: 400 17px/1.65 var(--sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

a {
  color: inherit;
}

code,
kbd,
pre {
  font-family: var(--mono);
  font-variant-ligatures: none;
}

:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 3px;
  border-radius: 6px;
}

.wrap {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 var(--gutter);
}

@media (min-width: 720px) {
  :root {
    --gutter: 32px;
  }
}

.sr,
.skip:not(:focus) {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.skip:focus {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 12px;
  padding: 10px 16px;
  border-radius: 10px;
  background: var(--green);
  color: var(--on-green);
  font-weight: 600;
  text-decoration: none;
}

/* ---------- Header ---------- */

.top {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--header-bg);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid var(--line-soft);
}

.top-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: var(--header);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--text);
  text-decoration: none;
  font: 700 21px/1 var(--display);
  letter-spacing: -0.04em;
}

.brand .mark {
  width: auto;
  height: 26px;
  flex-shrink: 0;
  object-fit: contain;
}

.top-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.top-nav a,
.top-nav button {
  padding: 8px 12px;
  border: 0;
  border-radius: 9px;
  background: none;
  color: var(--dim);
  font: 500 15px/1.4 var(--sans);
  text-decoration: none;
  cursor: pointer;
  transition: color 0.15s, background-color 0.15s;
}

.top-nav a:hover,
.top-nav button:hover {
  color: var(--text);
  background: var(--panel);
}

.top-nav .nav-docs {
  margin-left: 6px;
  color: var(--text);
  border: 1px solid var(--line);
}

.top-nav .nav-docs:hover {
  border-color: color-mix(in srgb, var(--green) 55%, transparent);
  background: color-mix(in srgb, var(--green) 8%, transparent);
}

.top-nav .nav-icon {
  display: inline-flex;
  padding: 8px;
}

.nav-icon svg {
  width: 20px;
  height: 20px;
}

.theme-toggle .i-sun,
:root[data-theme="light"] .theme-toggle .i-moon {
  display: none;
}

:root[data-theme="light"] .theme-toggle .i-sun {
  display: block;
}

@media (max-width: 760px) {
  .hide-sm {
    display: none;
  }
}

/* ---------- Shared type ---------- */

h1,
h2,
h3 {
  margin: 0;
  color: var(--text);
  font-family: var(--display);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.08;
}

h2 {
  font-size: clamp(30px, 4.6vw, 46px);
  text-wrap: balance;
}

h3 {
  font-size: 21px;
  letter-spacing: -0.02em;
  line-height: 1.25;
}

p {
  margin: 0;
}

.kicker {
  margin-bottom: 14px;
  color: var(--green);
  font: 600 13px/1.2 var(--mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.note {
  margin-top: 20px;
  color: var(--faint);
  font-size: 14px;
}

.center {
  text-align: center;
  justify-content: center;
}

.link {
  color: var(--green);
  font-weight: 600;
  text-decoration: none;
}

.link:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* ---------- Buttons ---------- */

.cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 48px;
  padding: 12px 22px;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.15s, background-color 0.15s, border-color 0.15s, box-shadow 0.15s;
}

.btn-primary {
  background: var(--green);
  color: var(--on-green);
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--green) 50%, transparent), 0 10px 36px color-mix(in srgb, var(--green) 22%, transparent);
}

.btn-primary:hover {
  background: var(--green-hover);
  transform: translateY(-1px);
}

.btn-ghost {
  border: 1px solid var(--line);
  background: var(--glass);
  color: var(--text);
}

.btn-ghost:hover {
  border-color: color-mix(in srgb, var(--dim) 60%, var(--line));
  background: var(--panel2);
}

/* ---------- Hero ---------- */

.hero {
  position: relative;
  padding: 88px 0 56px;
  isolation: isolate;
}

.hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: -64px 0 0;
  background:
    radial-gradient(ellipse 60% 55% at 50% 0%, var(--hero-glow), transparent 70%),
    radial-gradient(ellipse 45% 40% at 85% 30%, color-mix(in srgb, var(--blue) 8%, transparent), transparent 70%),
    radial-gradient(var(--dot) 1.2px, transparent 1.4px) 0 0 / 40px 40px;
  -webkit-mask-image: linear-gradient(#000 40%, transparent 100%);
  mask-image: linear-gradient(#000 40%, transparent 100%);
}

.hero-copy {
  max-width: 900px;
  text-align: center;
}

.eyebrow {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 6px 14px;
  margin-bottom: 28px;
  padding: 8px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--glass);
  color: var(--dim);
  font: 600 13px/1.2 var(--mono);
}

.eyebrow span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.eyebrow span::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--k);
  box-shadow: 0 0 10px var(--k);
}

.eyebrow .eb-tail {
  margin-left: -6px;
}

.eyebrow span.eb-tail::before {
  content: none;
}

.k-runtime { --k: var(--blue); }
.k-agent { --k: var(--violet); }
.k-human { --k: var(--amber); }

.hero h1 {
  font-size: clamp(36px, 5.8vw, 66px);
  letter-spacing: -0.045em;
  line-height: 1.02;
  text-wrap: balance;
}

.hero h1 em {
  font-style: normal;
  color: var(--green);
}

.nowrap {
  white-space: nowrap;
}

.logline {
  max-width: 720px;
  text-wrap: balance;
  margin: 22px auto 0;
  color: var(--text);
  font-size: clamp(19px, 2.3vw, 24px);
  font-weight: 500;
  line-height: 1.45;
}

.audience {
  max-width: 1000px;
  margin: 40px auto 0;
}

.audience h2 {
  margin: 0 0 14px;
  color: var(--green);
  font: 600 13px/1.2 var(--mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.audience-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: audience;
  text-align: left;
}

.audience-list li {
  counter-increment: audience;
  padding: 18px 20px 20px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--glass);
  color: var(--dim);
  font-size: 15.5px;
  line-height: 1.55;
  text-wrap: pretty;
}

.audience-list li::before {
  content: counter(audience, decimal-leading-zero);
  display: block;
  margin-bottom: 8px;
  color: var(--green);
  font: 600 12px/1 var(--mono);
}

.hero .cta {
  justify-content: center;
  margin-top: 30px;
}

@media (max-width: 820px) {
  .audience-list {
    grid-template-columns: 1fr;
  }
}

.hero-demo {
  max-width: 1080px;
  margin: 36px auto 0;
}

.hero-demo img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: 0 18px 50px rgba(15, 20, 27, 0.12);
}

.hero-demo figcaption {
  margin-top: 10px;
  color: var(--faint);
  font-size: 13px;
}

.app-demo {
  max-width: 1080px;
  margin: 34px auto 0;
  text-align: center;
}

.app-demo .demo-tabs {
  justify-content: center;
  margin-bottom: 16px;
}

.app-demo img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: 0 18px 50px rgba(15, 20, 27, 0.12);
}

.app-demo figcaption {
  margin-top: 10px;
  color: var(--faint);
  font-size: 13px;
}

/* ---------- Panels and code ---------- */

.band {
  padding: 96px 0;
  border-top: 1px solid var(--line-soft);
}

.panel {
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--code-bg);
  box-shadow: 0 20px 50px var(--shadow);
}

.code {
  margin: 0;
  padding: 18px 20px;
  overflow-x: auto;
  color: var(--ice);
  font-size: 13.5px;
  line-height: 1.7;
  tab-size: 2;
  scrollbar-width: thin;
}

.code code {
  font-size: inherit;
}

/* Terminal output wraps like a terminal instead of scrolling. */
.code.term {
  white-space: pre-wrap;
  overflow-wrap: break-word;
}

.t-prompt { color: var(--green); user-select: none; }
.t-dim { color: var(--faint); }
.t-green { color: var(--green); font-weight: 700; }
.t-cyan { color: var(--cyan); }
.t-amber { color: var(--amber); font-weight: 700; }
.t-strong { color: var(--text); font-weight: 600; }

/* ---------- Recordings ---------- */

.section-head {
  max-width: 820px;
  margin: 0 auto 40px;
  text-align: center;
}

.vc {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  height: 36px;
  padding: 0 12px;
  border: 1px solid rgba(213, 222, 234, 0.18);
  border-radius: 10px;
  background: rgba(9, 11, 15, 0.72);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  color: #EAF0F7;
  font: 600 13px/1 var(--sans);
  cursor: pointer;
  opacity: 0.88;
  transition: opacity 0.15s, border-color 0.15s;
}

.vc:hover,
.vc:focus-visible {
  opacity: 1;
  border-color: rgba(62, 224, 143, 0.6);
}

.vc svg {
  width: 16px;
  height: 16px;
}

.vc .i-play,
.vc[aria-pressed="true"] .i-pause,
.vc[hidden] {
  display: none;
}

.vc[aria-pressed="true"] .i-play {
  display: block;
}

.demo-tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-bottom: 16px;
}

.demo-tab {
  min-height: 40px;
  padding: 8px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--panel);
  color: var(--dim);
  font: 600 14px/1 var(--sans);
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s, background-color 0.15s;
}

.demo-tab:hover {
  color: var(--text);
}

.demo-tab[aria-pressed="true"],
.demo-tab[aria-selected="true"] {
  border-color: color-mix(in srgb, var(--green) 60%, transparent);
  background: color-mix(in srgb, var(--green) 10%, transparent);
  color: var(--green);
}

@media (max-width: 600px) {
  .vc {
    height: 32px;
    padding: 0 10px;
  }
  .vc-label {
    display: none;
  }
}

/* ---------- Get started ---------- */

.start {
  position: relative;
  isolation: isolate;
  text-align: center;
}

.start::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0;
  background: radial-gradient(ellipse 55% 60% at 50% 100%, color-mix(in srgb, var(--green) 12%, transparent), transparent 70%);
}

.start-inner {
  max-width: 880px;
}

.start-inner > p:not(.kicker) {
  max-width: 620px;
  margin: 18px auto 0;
  color: var(--dim);
  font-size: 18px;
}

.start-panel {
  max-width: 820px;
  margin: 34px auto 0;
  text-align: left;
}

/* Install: one panel per OS. Without JS every panel shows; with JS, tabs pick one. */
.install-tabs {
  margin: 34px 0 0;
}

/* .demo-tabs sets display, which would otherwise show the tabs without JS. */
.install-tabs[hidden] {
  display: none;
}

.install .start-panel + .start-panel,
.install-tabs:not([hidden]) ~ .start-panel {
  margin-top: 16px;
}

/* The other channels for this OS, under the default command. */
.install-alt {
  margin: 0;
  padding: 12px 20px 16px;
  border-top: 1px solid var(--line);
  color: var(--dim);
  font-size: 14px;
  line-height: 1.6;
}

.install-alt code {
  color: var(--ice);
  font-size: 13px;
  overflow-wrap: anywhere;
}

/* A direct download beside the commands, such as the Mac app's disk image. */
.install-download {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 16px;
}

/* A second copyable command in the same panel, such as macOS without Homebrew. */
.install-alt-block {
  border-top: 1px solid var(--line);
}

/* Copy button, top right of an install panel. Without JS it stays hidden, and the
   panel has no copyable class to make room for it. */
.copyable {
  position: relative;
}

.copyable .code {
  padding-right: 96px;
}

.copy {
  position: absolute;
  top: 12px;
  right: 12px;
  min-height: 32px;
  padding: 6px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--panel);
  color: var(--dim);
  font: 600 13px/1 var(--sans);
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s, background-color 0.15s;
}

.copy:hover {
  color: var(--text);
}

.copy:focus-visible {
  border-radius: 999px;
}

.copy[data-state="copied"] {
  border-color: color-mix(in srgb, var(--green) 60%, transparent);
  background: color-mix(in srgb, var(--green) 10%, var(--panel));
  color: var(--green);
}

.copy[data-state="select"] {
  color: var(--text);
}

/* On a phone the button gets its own strip above the command. */
@media (max-width: 600px) {
  .copyable .code {
    padding-top: 56px;
    padding-right: 20px;
  }
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

/* ---------- Privacy policy ---------- */

.privacy {
  max-width: 820px;
  padding-top: 64px;
  padding-bottom: 80px;
  overflow-wrap: anywhere;
}

.privacy h1 {
  font-size: clamp(38px, 6vw, 56px);
}

.privacy .effective {
  margin: 12px 0 32px;
  color: var(--dim);
  font-size: 15px;
}

.privacy h2 {
  margin: 32px 0 12px;
  font-size: 25px;
}

.privacy p + p {
  margin-top: 12px;
}

.privacy ul {
  padding-left: 24px;
}

.privacy a {
  color: var(--green);
  text-underline-offset: 3px;
}

.privacy code {
  font-size: 0.88em;
}

/* ---------- Footer ---------- */

.foot {
  padding: 40px 0 48px;
  border-top: 1px solid var(--line-soft);
}

.foot-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 28px;
}

.foot .brand {
  font-size: 18px;
}

.foot .brand .mark {
  height: 22px;
}

.foot-tag {
  color: var(--faint);
  font: 600 14px/1 var(--display);
}

.foot-tag em {
  font-style: normal;
  color: var(--green);
}

.foot-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 22px;
  margin-left: auto;
}

.foot-nav a {
  color: var(--dim);
  font-size: 15px;
  text-decoration: none;
}

.foot-nav a:hover {
  color: var(--text);
}

.foot-meta {
  width: 100%;
  color: var(--faint);
  font-size: 14px;
}

.foot-meta a {
  color: inherit;
  text-decoration: none;
}

.foot-meta a:hover {
  color: var(--text);
}

@media (max-width: 640px) {
  .foot-nav {
    margin-left: 0;
    width: 100%;
  }
}

/* ---------- Small screens ---------- */

@media (max-width: 600px) {
  body {
    font-size: 16px;
  }
  .eyebrow .eb-tail {
    display: none;
  }
  .hero {
    padding: 52px 0 40px;
  }
  .band {
    padding: 72px 0;
  }
  .code {
    padding: 14px 14px;
    font-size: 12.5px;
  }
  .install-alt {
    padding: 12px 14px 14px;
  }
  .btn {
    flex: 1 1 auto;
    justify-content: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    transition: none !important;
    animation: none !important;
  }
}