/* Purpose: Defines the responsive presentation shared by all website pages. */
:root {
  --paper: #f4f1ea;
  --paper-deep: #e8e2d7;
  --ink: #17201d;
  --muted: #5f6863;
  --forest: #174c3c;
  --forest-dark: #0d3027;
  --signal: #e9502d;
  --gold: #e7b84b;
  --line: #cfc8bc;
  --white: #fffdf8;
  --terminal: #121816;
  --shadow: 0 24px 70px rgba(23, 32, 29, 0.16);
  --content: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Bahnschrift, "Aptos Display", sans-serif;
  font-size: 17px;
  line-height: 1.65;
}

a {
  color: inherit;
}

img {
  display: block;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 4px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 12px;
  padding: 8px 14px;
  background: var(--ink);
  color: var(--white);
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  z-index: 20;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  min-height: 72px;
  padding: 12px max(24px, calc((100% - var(--content)) / 2));
  border-bottom: 1px solid rgba(207, 200, 188, 0.82);
  background: rgba(244, 241, 234, 0.94);
  backdrop-filter: blur(12px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-family: Constantia, Georgia, serif;
  font-size: 22px;
  font-weight: 700;
  text-decoration: none;
}

.brand img {
  object-fit: contain;
}

.navigation {
  display: flex;
  align-items: center;
  gap: 28px;
}

.navigation a {
  color: var(--muted);
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
}

.navigation a:hover {
  color: var(--forest);
}

.language-selector {
  display: inline-grid;
  grid-template-columns: 1fr 1fr;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 4px;
  font-size: 12px;
  font-weight: 800;
  line-height: 1;
}

.language-selector a,
.language-selector span {
  min-width: 34px;
  padding: 8px 9px;
  color: var(--muted);
  text-align: center;
  text-decoration: none;
}

.language-selector span[aria-current="page"] {
  background: var(--forest);
  color: var(--white);
}

.language-selector a:hover {
  background: var(--paper-deep);
  color: var(--forest-dark);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 24px;
}

.menu-button {
  display: none;
  width: 44px;
  height: 44px;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.menu-button span:not(.sr-only) {
  display: block;
  width: 22px;
  height: 2px;
  margin: 5px auto;
  background: var(--ink);
  transition: transform 160ms ease;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(480px, 1.08fr);
  align-items: center;
  gap: clamp(46px, 7vw, 96px);
  min-height: calc(100vh - 72px);
  max-width: var(--content);
  margin: 0 auto;
  padding: clamp(64px, 10vh, 120px) 24px clamp(72px, 12vh, 136px);
}

.hero-copy {
  animation: reveal-up 600ms both;
}

.eyebrow {
  margin: 0 0 20px;
  color: var(--signal);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: break-word;
}

h1,
h2 {
  margin: 0;
  font-family: Constantia, Georgia, serif;
  font-weight: 700;
  line-height: 1.12;
}

h1 {
  font-size: clamp(68px, 8vw, 116px);
}

h2 {
  font-size: clamp(38px, 5vw, 66px);
}

h3 {
  margin: 0;
  font-size: 20px;
  line-height: 1.35;
}

.hero-lead {
  max-width: 650px;
  margin: 26px 0 32px;
  color: #3e4944;
  font-size: clamp(20px, 2.1vw, 27px);
  line-height: 1.5;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 11px 20px;
  border: 2px solid transparent;
  border-radius: 4px;
  font-size: 15px;
  font-weight: 800;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  transition: background-color 160ms ease, color 160ms ease, transform 160ms ease;
}

.button:hover:not([aria-disabled="true"]) {
  transform: translateY(-2px);
}

.button-primary {
  background: var(--forest);
  color: var(--white);
}

.button-primary:hover {
  background: var(--forest-dark);
}

.button-secondary {
  border-color: var(--line);
  color: var(--ink);
}

.button-secondary:hover {
  border-color: var(--ink);
}

.hero-note {
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.product-scene {
  position: relative;
  min-width: 0;
  animation: reveal-up 650ms 120ms both;
}

.command-examples {
  display: grid;
  gap: 12px;
}

.terminal-window {
  overflow: hidden;
  border: 1px solid #29332f;
  border-radius: 8px;
  background: var(--terminal);
  box-shadow: var(--shadow);
  color: #e9f3ee;
}

.window-bar {
  display: flex;
  align-items: center;
  height: 48px;
  padding: 0 18px;
  border-bottom: 1px solid #303a36;
  color: #a9b7b0;
  font-family: Consolas, monospace;
  font-size: 13px;
}

.terminal {
  padding: 22px 20px;
  font-family: Consolas, "Courier New", monospace;
  font-size: clamp(13px, 1.2vw, 16px);
}

.terminal > p {
  margin: 0;
  white-space: normal;
}

.prompt {
  color: #68d4a5;
}

.flow-transition {
  position: relative;
  height: 36px;
}

.flow-transition::before {
  position: absolute;
  top: 6px;
  left: calc(50% - 2px);
  width: 4px;
  height: 13px;
  border-radius: 2px 2px 0 0;
  background: var(--forest);
  content: "";
}

.flow-transition::after {
  position: absolute;
  top: 17px;
  left: calc(50% - 8px);
  width: 0;
  height: 0;
  border-top: 9px solid var(--forest);
  border-right: 8px solid transparent;
  border-left: 8px solid transparent;
  content: "";
}

.workflow-card {
  padding: 24px clamp(22px, 4vw, 34px);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 14px 40px rgba(23, 32, 29, 0.1);
  font-family: Consolas, "Courier New", monospace;
  font-size: clamp(13px, 1.2vw, 16px);
}

.workflow-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 20px;
  color: var(--muted);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 13px;
}

.workflow-heading strong {
  color: var(--ink);
  font-family: Constantia, Georgia, serif;
  font-size: 19px;
}

.flow {
  position: relative;
}

.flow::before {
  position: absolute;
  top: 28px;
  bottom: 28px;
  left: 5px;
  width: 1px;
  background: rgba(23, 76, 60, 0.3);
  content: "";
}

.flow-line {
  display: grid;
  grid-template-columns: 12px 1fr;
  align-items: start;
  gap: 22px;
  margin: 18px 0;
  color: var(--muted);
}

.flow-line.active {
  color: var(--ink);
  font-weight: 700;
}

.flow-marker {
  position: relative;
  z-index: 1;
  width: 9px;
  height: 9px;
  margin-top: 0.35em;
  margin-left: 1px;
  border: 2px solid var(--white);
  border-radius: 50%;
  background: var(--forest);
  box-shadow: 0 0 0 1px var(--forest);
}

.flow-marker-result {
  border-radius: 1px;
  transform: rotate(45deg);
}

.status-ok,
.status-wait {
  font-weight: 700;
}

.status-ok {
  color: #68d4a5;
}

.status-wait {
  color: var(--gold);
}

.proof-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  max-width: var(--content);
  margin: 0 auto;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.proof-strip p {
  display: flex;
  flex-direction: column;
  gap: 3px;
  margin: 0;
  padding: 24px clamp(20px, 4vw, 46px);
  border-right: 1px solid var(--line);
}

.proof-strip p:last-child {
  border-right: 0;
}

.proof-strip strong {
  font-size: 15px;
}

.proof-strip span {
  color: var(--muted);
  font-size: 13px;
}

.section {
  max-width: var(--content);
  margin: 0 auto;
  padding: clamp(88px, 13vw, 160px) 24px;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(300px, 0.65fr);
  gap: 28px 80px;
  align-items: end;
}

.section-heading .eyebrow {
  grid-column: 1 / -1;
  margin-bottom: -8px;
}

.section-heading > h2 {
  align-self: start;
}

.section-heading > p:last-child {
  margin: 0;
  color: var(--muted);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  margin-top: 76px;
  background: var(--line);
  border: 1px solid var(--line);
}

.feature-grid article {
  min-height: 300px;
  padding: clamp(24px, 3vw, 38px);
  background: var(--paper);
}

.feature-number {
  display: block;
  margin-bottom: 32px;
  color: var(--signal);
  font-family: Consolas, monospace;
  font-size: 14px;
  font-weight: 700;
}

.feature-grid p {
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 15px;
}

.feature-grid p a {
  color: var(--signal);
  text-underline-offset: 3px;
}

.security-section {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(420px, 1fr);
  gap: 10vw;
  max-width: none;
  padding-right: max(24px, calc((100% - var(--content)) / 2));
  padding-left: max(24px, calc((100% - var(--content)) / 2));
  background: var(--forest);
  color: var(--white);
}

.security-intro > p:not(.eyebrow) {
  margin: 28px 0;
  color: #c9d8d2;
}

.text-link {
  color: var(--gold);
  font-weight: 700;
  text-underline-offset: 5px;
}

.security-list {
  border-top: 1px solid rgba(255, 255, 255, 0.25);
}

.security-list article {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 18px;
  padding: 28px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.25);
}

.security-list article > span {
  display: grid;
  width: 28px;
  height: 28px;
  place-items: center;
  border-radius: 50%;
  background: var(--gold);
  color: var(--ink);
  font-weight: 800;
}

.security-list p {
  margin: 8px 0 0;
  color: #c9d8d2;
  font-size: 15px;
}

.security-intro > .security-boundary {
  margin-top: 34px;
  font-size: 14px;
}

.section-heading.compact {
  display: block;
  max-width: 760px;
}

.section-heading.compact .eyebrow {
  margin-bottom: 20px;
}

.section-heading.compact > p:last-child {
  margin-top: 20px;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin: 70px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.steps li {
  position: relative;
  min-width: 0;
  padding: 0 36px 0 0;
}

.steps li:not(:last-child)::after {
  position: absolute;
  top: 20px;
  right: 20px;
  left: 52px;
  height: 1px;
  background: var(--line);
  content: "";
}

.steps li > span {
  position: relative;
  z-index: 1;
  display: grid;
  width: 40px;
  height: 40px;
  margin-bottom: 28px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--paper);
  color: var(--signal);
  font-family: Consolas, monospace;
  font-weight: 700;
}

.steps p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 15px;
}

.steps code {
  display: block;
  overflow-x: auto;
  margin-top: 14px;
  padding: 13px 15px;
  border-left: 3px solid var(--signal);
  background: var(--paper-deep);
  color: var(--forest-dark);
  font-size: 13px;
  white-space: nowrap;
}

.examples-section {
  padding: clamp(88px, 12vw, 150px) max(24px, calc((100% - var(--content)) / 2));
  background: var(--paper-deep);
}

.example-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: 64px;
  border: 1px solid var(--line);
  background: var(--line);
}

.example-list article {
  min-width: 0;
  padding: clamp(24px, 3vw, 36px);
  background: var(--paper);
}

.example-list .example-wide {
  grid-column: 1 / -1;
}

.example-number {
  display: block;
  margin-bottom: 32px;
  color: var(--signal);
  font-family: Consolas, monospace;
  font-size: 14px;
  font-weight: 700;
}

.example-list p {
  margin: 12px 0 20px;
  color: var(--muted);
  font-size: 15px;
}

.example-list article > div > code {
  display: block;
  padding: 13px 15px;
  border-left: 3px solid var(--signal);
  background: var(--paper-deep);
  color: var(--forest-dark);
  font-size: 13px;
  overflow-wrap: anywhere;
  white-space: pre-wrap;
}

.faq-section {
  max-width: 960px;
}

.faq-list {
  margin-top: 60px;
  border-top: 1px solid var(--line);
}

.faq-list details {
  border-bottom: 1px solid var(--line);
}

.faq-list summary {
  position: relative;
  padding: 24px 48px 24px 0;
  cursor: pointer;
  font-size: 19px;
  font-weight: 700;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  position: absolute;
  top: 24px;
  right: 4px;
  color: var(--signal);
  content: "+";
  font-family: Consolas, monospace;
  font-size: 22px;
  line-height: 1;
}

.faq-list details[open] summary::after {
  content: "−";
}

.faq-list details p {
  max-width: 780px;
  margin: -4px 48px 24px 0;
  color: var(--muted);
}

.faq-list a {
  color: var(--signal);
  text-underline-offset: 3px;
}

.download-section {
  display: grid;
  grid-template-columns: 1fr minmax(320px, 0.65fr);
  align-items: center;
  gap: 80px;
  padding: clamp(76px, 10vw, 120px) max(24px, calc((100% - var(--content)) / 2));
  background: var(--ink);
  color: var(--white);
}

.download-section > div > p:not(.eyebrow) {
  max-width: 650px;
  color: #b7c0bc;
}

.download-section .download-notice {
  margin-top: 20px;
  padding-left: 14px;
  border-left: 3px solid var(--gold);
  font-size: 14px;
}

.download-notice strong {
  color: var(--white);
}

.download-notice a {
  color: var(--gold);
  text-underline-offset: 3px;
}

.download-actions {
  display: grid;
  gap: 12px;
}

.button-light {
  background: var(--gold);
  color: var(--ink);
}

.button-outline-light {
  border-color: #8b9691;
  color: var(--white);
}

.button[aria-disabled="true"] {
  cursor: not-allowed;
  opacity: 0.62;
}

.download-actions small {
  color: #8f9a95;
  font-size: 12px;
}

.site-footer {
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  align-items: center;
  gap: 28px;
  padding: 36px max(24px, calc((100% - var(--content)) / 2));
  border-top: 1px solid #353e3a;
  background: var(--ink);
  color: #aeb8b3;
  font-size: 13px;
}

.footer-brand {
  color: var(--white);
}

.site-footer p {
  margin: 0;
}

.footer-links {
  display: flex;
  gap: 18px;
}

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

.legal-page {
  min-height: 100vh;
}

.legal-main {
  max-width: 820px;
  margin: 0 auto;
  padding: 90px 24px 130px;
}

.legal-main h1 {
  margin-bottom: 46px;
  font-size: clamp(48px, 7vw, 82px);
}

.legal-main h2 {
  margin: 52px 0 16px;
  font-size: 30px;
}

.legal-main h3 {
  margin-top: 30px;
}

.legal-main p,
.legal-main li {
  color: #46514c;
}

.legal-main code {
  font-size: 14px;
}

.legal-placeholder {
  padding: 20px 24px;
  border-left: 4px solid var(--signal);
  background: var(--paper-deep);
}

.legal-placeholder strong {
  display: block;
  color: var(--signal);
}

.release-page {
  min-height: 100vh;
}

.release-main {
  overflow: hidden;
}

.release-intro,
.release-band,
.release-grid,
.changelog-section {
  padding-right: max(24px, calc((100% - var(--content)) / 2));
  padding-left: max(24px, calc((100% - var(--content)) / 2));
}

.release-intro {
  padding-top: clamp(76px, 10vw, 124px);
  padding-bottom: clamp(76px, 10vw, 124px);
}

.release-intro h1 {
  max-width: 920px;
  font-size: clamp(52px, 7vw, 92px);
}

.release-intro > p:not(.eyebrow) {
  max-width: 720px;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: 21px;
}

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

.release-band {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(340px, 1fr);
  gap: 72px;
  padding-top: clamp(70px, 9vw, 110px);
  padding-bottom: clamp(70px, 9vw, 110px);
  background: var(--forest);
  color: var(--white);
}

.release-heading h2 {
  font-size: clamp(34px, 4.5vw, 58px);
}

.release-heading,
.release-copy {
  min-width: 0;
}

.release-copy > :first-child {
  margin-top: 0;
}

.release-copy p,
.release-copy li {
  color: #c9d8d2;
}

.release-copy a {
  color: var(--gold);
  text-underline-offset: 3px;
}

.release-copy code,
.release-grid code {
  display: block;
  overflow-x: auto;
  padding: 14px 16px;
  border-left: 3px solid var(--gold);
  background: var(--terminal);
  color: var(--white);
  font-size: 13px;
  white-space: nowrap;
}

.release-copy code + code {
  margin-top: 12px;
}

.release-grid article > code {
  margin-top: 22px;
}

.release-grid article a {
  color: var(--forest);
  font-weight: 750;
  text-underline-offset: 3px;
}

.release-copy li code {
  display: inline;
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
  white-space: normal;
}

.release-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  padding-top: clamp(78px, 11vw, 138px);
  padding-bottom: clamp(78px, 11vw, 138px);
  background: var(--line);
}

.release-grid article {
  min-width: 0;
  padding: clamp(28px, 4vw, 48px);
  background: var(--paper);
}

.release-grid h2 {
  font-size: 32px;
}

.release-grid p:not(.release-number) {
  color: var(--muted);
}

.release-number,
.release-label {
  margin: 0 0 24px;
  color: var(--signal);
  font-family: Consolas, monospace;
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
}

.certificate-card {
  border-top: 3px solid var(--signal);
}

.installation-section {
  background: var(--ink);
}

.release-copy ol {
  margin-top: 0;
  padding-left: 22px;
}

.release-copy li + li {
  margin-top: 10px;
}

.changelog-section {
  display: grid;
  grid-template-columns: minmax(0, 0.65fr) minmax(340px, 1fr);
  gap: 72px;
  padding-top: clamp(78px, 11vw, 138px);
  padding-bottom: clamp(78px, 11vw, 138px);
}

.changelog-empty {
  padding: clamp(28px, 4vw, 44px);
  border-top: 3px solid var(--signal);
  background: var(--paper-deep);
}

.changelog-empty p:last-child {
  color: var(--muted);
}

@keyframes reveal-up {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 920px) {
  .menu-button {
    display: block;
  }

  .navigation {
    position: absolute;
    top: 72px;
    right: 0;
    left: 0;
    display: none;
    align-items: stretch;
    gap: 0;
    padding: 8px 24px 18px;
    border-bottom: 1px solid var(--line);
    background: var(--paper);
  }

  .navigation.is-open {
    display: grid;
  }

  .navigation a {
    padding: 11px 0;
  }

  .navigation .language-selector {
    justify-self: start;
    margin-top: 8px;
  }

  .navigation .language-selector a,
  .navigation .language-selector span {
    padding: 9px 11px;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .product-scene {
    width: 100%;
  }

  .section-heading,
  .security-section,
  .download-section,
  .release-band,
  .changelog-section {
    grid-template-columns: minmax(0, 1fr);
  }

  .security-section,
  .download-section,
  .release-band,
  .changelog-section {
    gap: 58px;
  }

  .release-grid {
    grid-template-columns: 1fr;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }

  .example-list {
    grid-template-columns: 1fr;
  }

  .feature-grid article {
    min-height: auto;
  }

  .feature-number {
    margin-bottom: 32px;
  }

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

@media (max-width: 680px) {
  body {
    font-size: 16px;
  }

  .menu-button[aria-expanded="true"] span:nth-child(2) {
    transform: translateY(3.5px) rotate(45deg);
  }

  .menu-button[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-3.5px) rotate(-45deg);
  }

  .hero {
    padding-top: 52px;
  }

  h1 {
    font-size: 64px;
  }

  h2 {
    font-size: 39px;
  }

  .hero-actions,
  .hero-actions .button {
    width: 100%;
  }

  .terminal {
    padding: 20px 14px;
    font-size: 12px;
  }

  .workflow-card {
    padding: 22px 18px;
    font-size: 12px;
  }

  .workflow-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 3px;
  }

  .proof-strip,
  .steps {
    grid-template-columns: 1fr;
  }

  .proof-strip p {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .proof-strip p:last-child {
    border-bottom: 0;
  }

  .steps {
    gap: 38px;
  }

  .steps li:not(:last-child)::after {
    display: none;
  }

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

  .footer-links {
    flex-wrap: wrap;
  }

  .header-actions {
    gap: 12px;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}