:root {
  color-scheme: dark;
  --bg: #07100f;
  --bg-deep: #040a09;
  --surface: #0d1917;
  --surface-raised: #12211e;
  --surface-soft: rgba(18, 33, 30, 0.72);
  --line: rgba(190, 228, 218, 0.14);
  --line-strong: rgba(190, 228, 218, 0.24);
  --text: #f1f7f5;
  --muted: #9fb4ae;
  --muted-bright: #c4d3cf;
  --mint: #66e0bd;
  --mint-bright: #9ff2d8;
  --blue: #73a8ff;
  --amber: #f2c879;
  --danger: #ff918c;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.34);
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 11px;
  --content: 1120px;
  --reading: 760px;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
}

* {
  box-sizing: border-box;
}

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

body {
  min-width: 320px;
  margin: 0;
  background:
    radial-gradient(circle at 78% -10%, rgba(102, 224, 189, 0.10), transparent 34rem),
    radial-gradient(circle at 5% 26%, rgba(115, 168, 255, 0.07), transparent 27rem),
    var(--bg);
  color: var(--text);
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a {
  color: inherit;
  text-underline-offset: 0.19em;
}

a:hover {
  color: var(--mint-bright);
}

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

button {
  font: inherit;
}

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

h1,
h2,
h3,
p,
ul,
ol {
  margin-top: 0;
}

h1,
h2,
h3 {
  color: var(--text);
  font-weight: 660;
  letter-spacing: -0.025em;
  line-height: 1.12;
}

h1 {
  font-size: clamp(2.75rem, 6vw, 5.45rem);
}

h2 {
  font-size: clamp(1.85rem, 3.4vw, 3rem);
}

h3 {
  font-size: 1.18rem;
}

p:last-child,
ul:last-child,
ol:last-child {
  margin-bottom: 0;
}

::selection {
  background: rgba(102, 224, 189, 0.25);
  color: #fff;
}

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

.skip-link {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 12px;
  padding: 0.7rem 1rem;
  border-radius: 10px;
  background: var(--mint);
  color: #04100d;
  font-weight: 700;
  transform: translateY(-160%);
  transition: transform 160ms ease;
}

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

.container {
  width: min(calc(100% - 40px), var(--content));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  z-index: 50;
  top: 0;
  border-bottom: 1px solid rgba(190, 228, 218, 0.10);
  background: rgba(7, 16, 15, 0.83);
  backdrop-filter: blur(18px);
}

.header-inner {
  display: flex;
  min-height: 74px;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.72rem;
  color: var(--text);
  font-size: 1.02rem;
  font-weight: 730;
  letter-spacing: -0.015em;
  text-decoration: none;
}

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

.brand-mark {
  width: 30px;
  height: 30px;
  color: var(--mint);
  flex: 0 0 auto;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.site-nav a {
  border-radius: 9px;
  color: var(--muted-bright);
  font-size: 0.92rem;
  font-weight: 560;
  padding: 0.55rem 0.78rem;
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  background: rgba(102, 224, 189, 0.08);
  color: var(--mint-bright);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
}

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

.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(5rem, 9vw, 8.2rem) 0 clamp(4.2rem, 7vw, 6.7rem);
}

.hero::after {
  position: absolute;
  z-index: -1;
  right: -18rem;
  bottom: -22rem;
  width: 52rem;
  height: 52rem;
  border: 1px solid rgba(102, 224, 189, 0.10);
  border-radius: 50%;
  box-shadow:
    0 0 0 6rem rgba(102, 224, 189, 0.018),
    0 0 0 13rem rgba(102, 224, 189, 0.012);
  content: "";
}

.hero-grid {
  display: grid;
  align-items: center;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.82fr);
  gap: clamp(3rem, 8vw, 7rem);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: 1.25rem;
  color: var(--mint-bright);
  font-size: 0.76rem;
  font-weight: 760;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 0 5px rgba(102, 224, 189, 0.11);
  content: "";
}

.hero h1 {
  max-width: 820px;
  margin-bottom: 1.35rem;
}

.hero .lede {
  max-width: 650px;
  margin-bottom: 2rem;
  color: var(--muted-bright);
  font-size: clamp(1.08rem, 1.8vw, 1.24rem);
  line-height: 1.65;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  border: 1px solid transparent;
  border-radius: 12px;
  padding: 0.72rem 1.08rem;
  font-size: 0.95rem;
  font-weight: 680;
  text-decoration: none;
  transition: transform 160ms ease, border-color 160ms ease, background-color 160ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  background: var(--mint);
  color: #04100d;
  box-shadow: 0 12px 30px rgba(102, 224, 189, 0.16);
}

.button-primary:hover {
  background: var(--mint-bright);
  color: #04100d;
}

.button-secondary {
  border-color: var(--line-strong);
  background: rgba(18, 33, 30, 0.68);
  color: var(--text);
}

.button-secondary:hover {
  border-color: rgba(102, 224, 189, 0.42);
  color: var(--text);
}

.button svg {
  width: 17px;
  height: 17px;
}

.workspace-card {
  position: relative;
  padding: 1rem;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, rgba(18, 33, 30, 0.92), rgba(8, 18, 16, 0.96));
  box-shadow: var(--shadow);
}

.workspace-card::before {
  position: absolute;
  inset: -1px;
  z-index: -1;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(102, 224, 189, 0.24), transparent 45%, rgba(115, 168, 255, 0.17));
  content: "";
  filter: blur(12px);
  opacity: 0.7;
}

.workspace-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.4rem 0.35rem 0.95rem;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 650;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.window-dots {
  display: flex;
  gap: 5px;
}

.window-dots span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--line-strong);
}

.workspace-main {
  display: grid;
  gap: 0.7rem;
  grid-template-columns: 0.8fr 1.2fr;
}

.workspace-panel {
  min-height: 260px;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 15px;
  background: rgba(4, 10, 9, 0.54);
}

.panel-kicker {
  margin-bottom: 1rem;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.tree-row,
.task-row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.48rem;
  border-radius: 8px;
  color: var(--muted-bright);
  font-size: 0.78rem;
}

.tree-row {
  padding: 0.45rem 0.5rem;
}

.tree-row.active {
  background: rgba(102, 224, 189, 0.09);
  color: var(--mint-bright);
}

.tree-row.indent {
  padding-left: 1.55rem;
}

.tree-icon {
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: currentColor;
  opacity: 0.65;
}

.today-date {
  margin-bottom: 1rem;
  color: var(--text);
  font-size: 1.05rem;
  font-weight: 650;
}

.task-row {
  align-items: flex-start;
  padding: 0.62rem 0;
  border-bottom: 1px solid var(--line);
}

.task-check {
  width: 15px;
  height: 15px;
  margin-top: 2px;
  border: 1px solid var(--line-strong);
  border-radius: 4px;
  flex: 0 0 auto;
}

.task-time {
  margin-left: auto;
  color: var(--muted);
  font-size: 0.68rem;
  white-space: nowrap;
}

.sync-note {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  margin-top: 1rem;
  color: var(--muted);
  font-size: 0.72rem;
}

.sync-note span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 0 4px rgba(102, 224, 189, 0.09);
}

.trust-strip {
  border-block: 1px solid var(--line);
  background: rgba(4, 10, 9, 0.34);
}

.trust-list {
  display: grid;
  margin: 0;
  padding: 1.2rem 0;
  grid-template-columns: repeat(3, 1fr);
  list-style: none;
}

.trust-list li {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  color: var(--muted-bright);
  font-size: 0.91rem;
  font-weight: 560;
}

.trust-list li + li {
  border-left: 1px solid var(--line);
}

.trust-list svg {
  width: 18px;
  height: 18px;
  color: var(--mint);
}

.section {
  padding: clamp(4.6rem, 8vw, 7.2rem) 0;
}

.section-muted {
  border-block: 1px solid var(--line);
  background: rgba(13, 25, 23, 0.48);
}

.section-heading {
  display: grid;
  align-items: end;
  margin-bottom: 2.3rem;
  grid-template-columns: minmax(0, 0.75fr) minmax(300px, 0.55fr);
  gap: 2rem;
}

.section-heading h2 {
  max-width: 650px;
  margin-bottom: 0;
}

.section-heading p {
  margin-bottom: 0.25rem;
  color: var(--muted);
  font-size: 1.02rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.feature-card,
.info-card,
.step-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-soft);
}

.feature-card {
  min-height: 250px;
  padding: 1.45rem;
}

.feature-number {
  display: flex;
  width: 38px;
  height: 38px;
  align-items: center;
  justify-content: center;
  margin-bottom: 2.7rem;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  color: var(--mint-bright);
  font-size: 0.8rem;
  font-weight: 750;
}

.feature-card h3 {
  margin-bottom: 0.65rem;
}

.feature-card p,
.info-card p,
.step-card p {
  color: var(--muted);
}

.calendar-layout {
  display: grid;
  align-items: start;
  grid-template-columns: minmax(0, 0.84fr) minmax(420px, 1fr);
  gap: clamp(2.5rem, 7vw, 6.8rem);
}

.calendar-copy h2 {
  margin-bottom: 1.2rem;
}

.calendar-copy > p {
  color: var(--muted-bright);
  font-size: 1.08rem;
}

.plain-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--mint-bright);
  font-weight: 650;
  text-decoration: none;
}

.plain-link:hover {
  text-decoration: underline;
}

.permission-panel {
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  background: linear-gradient(150deg, rgba(18, 33, 30, 0.94), rgba(9, 18, 17, 0.96));
  box-shadow: var(--shadow);
}

.permission-head {
  padding: 1.35rem 1.4rem;
  border-bottom: 1px solid var(--line);
}

.permission-head p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.permission-head strong {
  display: block;
  margin-bottom: 0.25rem;
  color: var(--text);
  font-size: 1rem;
}

.permission-list {
  margin: 0;
  padding: 0.55rem 1.4rem;
  list-style: none;
}

.permission-list li {
  display: grid;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
  grid-template-columns: 24px 1fr;
  gap: 0.75rem;
}

.permission-list li:last-child {
  border-bottom: 0;
}

.permission-list svg {
  width: 20px;
  height: 20px;
  margin-top: 0.12rem;
  color: var(--mint);
}

.permission-list strong {
  display: block;
  margin-bottom: 0.12rem;
  font-size: 0.94rem;
}

.permission-list span {
  display: block;
  color: var(--muted);
  font-size: 0.84rem;
}

.data-flow {
  display: grid;
  align-items: stretch;
  grid-template-columns: 1fr 42px 1fr 42px 1fr;
}

.flow-node {
  padding: 1.55rem 1.25rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
}

.flow-node strong {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 1rem;
}

.flow-node span {
  color: var(--muted);
  font-size: 0.86rem;
}

.flow-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--mint);
  font-size: 1.2rem;
}

.status-panel {
  display: grid;
  align-items: center;
  padding: clamp(1.6rem, 4vw, 2.7rem);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(120deg, rgba(102, 224, 189, 0.09), transparent 40%),
    var(--surface);
  grid-template-columns: 1fr auto;
  gap: 2rem;
}

.status-panel h2 {
  margin-bottom: 0.55rem;
  font-size: clamp(1.65rem, 3vw, 2.35rem);
}

.status-panel p {
  max-width: 670px;
  margin-bottom: 0;
  color: var(--muted-bright);
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  border: 1px solid rgba(242, 200, 121, 0.25);
  border-radius: 999px;
  background: rgba(242, 200, 121, 0.07);
  color: var(--amber);
  padding: 0.55rem 0.85rem;
  font-size: 0.82rem;
  font-weight: 700;
  white-space: nowrap;
}

.status-badge::before {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: currentColor;
  content: "";
}

.site-footer {
  padding: 2.5rem 0 2.8rem;
  border-top: 1px solid var(--line);
  background: var(--bg-deep);
}

.footer-main {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
}

.footer-brand p {
  max-width: 420px;
  margin: 0.8rem 0 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.footer-links {
  display: grid;
  align-content: start;
  grid-template-columns: repeat(2, minmax(110px, 1fr));
  gap: 0.45rem 1.4rem;
}

.footer-links a {
  color: var(--muted-bright);
  font-size: 0.88rem;
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--mint-bright);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 2.2rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.78rem;
}

/* Legal and support pages */
.page-hero {
  padding: clamp(4.2rem, 8vw, 7rem) 0 3.5rem;
  border-bottom: 1px solid var(--line);
}

.page-hero-inner {
  max-width: 850px;
}

.page-hero h1 {
  margin-bottom: 1rem;
  font-size: clamp(2.55rem, 6vw, 4.7rem);
}

.page-hero p {
  max-width: 720px;
  margin-bottom: 0;
  color: var(--muted-bright);
  font-size: 1.08rem;
}

.page-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1.1rem;
  margin-top: 1.35rem;
  color: var(--muted);
  font-size: 0.84rem;
}

.page-meta span {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.page-meta span::before {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--mint);
  content: "";
}

.legal-layout {
  display: grid;
  align-items: start;
  padding: 3.5rem 0 6rem;
  grid-template-columns: 225px minmax(0, var(--reading));
  gap: clamp(2.5rem, 7vw, 6rem);
}

.toc {
  position: sticky;
  top: 104px;
  padding: 1.1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(13, 25, 23, 0.62);
}

.toc strong {
  display: block;
  margin-bottom: 0.7rem;
  color: var(--text);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.toc ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

.toc li + li {
  margin-top: 0.1rem;
}

.toc a {
  display: block;
  border-radius: 7px;
  color: var(--muted);
  font-size: 0.82rem;
  padding: 0.35rem 0.45rem;
  text-decoration: none;
}

.toc a:hover {
  background: rgba(102, 224, 189, 0.07);
  color: var(--mint-bright);
}

.legal-copy {
  min-width: 0;
}

.legal-copy > section {
  scroll-margin-top: 108px;
}

.legal-copy > section + section {
  margin-top: 3.5rem;
  padding-top: 3.5rem;
  border-top: 1px solid var(--line);
}

.legal-copy h2 {
  margin-bottom: 1.15rem;
  font-size: clamp(1.5rem, 3vw, 2.05rem);
}

.legal-copy h3 {
  margin: 2rem 0 0.65rem;
  font-size: 1.08rem;
}

.legal-copy p,
.legal-copy li {
  color: var(--muted-bright);
}

.legal-copy ul,
.legal-copy ol {
  padding-left: 1.3rem;
}

.legal-copy li + li {
  margin-top: 0.55rem;
}

.legal-copy a {
  color: var(--mint-bright);
}

.callout {
  margin: 1.5rem 0;
  padding: 1.1rem 1.2rem;
  border: 1px solid rgba(102, 224, 189, 0.22);
  border-left: 3px solid var(--mint);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(102, 224, 189, 0.055);
}

.callout strong {
  color: var(--text);
}

.callout p {
  margin: 0;
}

.definition-grid {
  display: grid;
  margin-top: 1.35rem;
  grid-template-columns: 1fr 1fr;
  gap: 0.8rem;
}

.definition-card {
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(13, 25, 23, 0.52);
}

.definition-card strong {
  display: block;
  margin-bottom: 0.28rem;
  color: var(--text);
  font-size: 0.91rem;
}

.definition-card span {
  color: var(--muted);
  font-size: 0.84rem;
}

.support-grid {
  display: grid;
  padding: 4rem 0 6rem;
  grid-template-columns: minmax(0, 0.75fr) minmax(360px, 1fr);
  gap: clamp(2.5rem, 7vw, 6rem);
}

.support-intro h2 {
  margin-bottom: 0.9rem;
}

.support-intro p {
  color: var(--muted-bright);
}

.contact-card {
  margin-top: 1.6rem;
  padding: 1.25rem;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-md);
  background: var(--surface);
}

.contact-card span {
  display: block;
  margin-bottom: 0.45rem;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 650;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.contact-card a {
  color: var(--mint-bright);
  font-size: clamp(1rem, 2vw, 1.25rem);
  font-weight: 680;
  overflow-wrap: anywhere;
}

.support-note {
  margin-top: 1rem;
  color: var(--muted);
  font-size: 0.84rem;
}

.faq-list {
  display: grid;
  gap: 0.75rem;
}

.faq-list details {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-soft);
}

.faq-list summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.15rem 1.2rem;
  color: var(--text);
  font-weight: 630;
  cursor: pointer;
  list-style: none;
}

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

.faq-list summary::after {
  color: var(--mint);
  font-size: 1.25rem;
  content: "+";
}

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

.faq-answer {
  padding: 0 1.2rem 1.2rem;
  color: var(--muted-bright);
}

.faq-answer p:last-child {
  margin-bottom: 0;
}

.steps {
  display: grid;
  margin: 1.6rem 0;
  gap: 0.85rem;
}

.step-card {
  display: grid;
  padding: 1.15rem;
  grid-template-columns: 40px 1fr;
  gap: 0.85rem;
}

.step-index {
  display: flex;
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(102, 224, 189, 0.28);
  border-radius: 10px;
  background: rgba(102, 224, 189, 0.07);
  color: var(--mint-bright);
  font-size: 0.82rem;
  font-weight: 750;
}

.step-card h3 {
  margin: 0.18rem 0 0.4rem;
}

.step-card p {
  margin-bottom: 0;
}

.error-page {
  display: grid;
  min-height: calc(100vh - 75px);
  place-items: center;
  padding: 4rem 1.25rem;
}

.error-card {
  max-width: 620px;
  text-align: center;
}

.error-code {
  display: block;
  margin-bottom: 1rem;
  color: var(--mint);
  font-size: clamp(4rem, 16vw, 8rem);
  font-weight: 760;
  letter-spacing: -0.08em;
  line-height: 0.9;
}

.error-card h1 {
  margin-bottom: 0.8rem;
  font-size: clamp(2rem, 5vw, 3.2rem);
}

.error-card p {
  margin-bottom: 1.8rem;
  color: var(--muted-bright);
}

@media (max-width: 920px) {
  .hero-grid,
  .calendar-layout,
  .support-grid {
    grid-template-columns: 1fr;
  }

  .hero-grid {
    gap: 3.4rem;
  }

  .workspace-card {
    width: min(100%, 620px);
  }

  .section-heading {
    align-items: start;
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .legal-layout {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .toc {
    position: static;
  }

  .toc ol {
    columns: 2;
  }
}

@media (max-width: 760px) {
  .container {
    width: min(calc(100% - 28px), var(--content));
  }

  .header-inner {
    min-height: 66px;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 8px);
    right: 14px;
    left: 14px;
    display: none;
    padding: 0.6rem;
    border: 1px solid var(--line-strong);
    border-radius: var(--radius-md);
    background: rgba(8, 18, 16, 0.98);
    box-shadow: var(--shadow);
  }

  .site-nav[data-open] {
    display: grid;
  }

  .site-nav a {
    padding: 0.75rem;
  }

  .hero {
    padding-top: 4.6rem;
  }

  .hero h1 {
    font-size: clamp(2.55rem, 13vw, 4.4rem);
  }

  .workspace-main {
    grid-template-columns: 0.72fr 1.28fr;
  }

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

  .trust-list li {
    justify-content: flex-start;
    padding: 0.55rem 0;
  }

  .trust-list li + li {
    border-top: 1px solid var(--line);
    border-left: 0;
  }

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

  .feature-card {
    min-height: auto;
  }

  .feature-number {
    margin-bottom: 1.8rem;
  }

  .data-flow {
    grid-template-columns: 1fr;
  }

  .flow-arrow {
    height: 38px;
    transform: rotate(90deg);
  }

  .status-panel {
    align-items: start;
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .status-badge {
    justify-self: start;
  }

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

  .footer-links {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.45rem;
  }

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

@media (max-width: 520px) {
  .actions {
    align-items: stretch;
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .workspace-card {
    padding: 0.7rem;
    border-radius: 18px;
  }

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

  .workspace-panel:first-child {
    display: none;
  }

  .toc ol {
    columns: 1;
  }

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

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}