:root {
  --canvas: #0d1117;
  --canvas-inset: #010409;
  --canvas-subtle: #161b22;
  --canvas-overlay: #1c2128;
  --border: #21262d;
  --border-muted: #30363d;
  --border-subtle: rgba(48, 54, 61, 0.7);

  --fg: #e6edf3;
  --fg-muted: #8b949e;
  --fg-subtle: #6e7681;
  --fg-dim: #484f58;

  --red: #f85149;
  --red-dim: #b91c1c;
  --red-subtle: rgba(248, 81, 73, 0.1);
  --red-border: rgba(248, 81, 73, 0.3);

  --green: #3fb950;
  --green-dim: #238636;
  --green-subtle: rgba(63, 185, 80, 0.1);
  --green-border: rgba(63, 185, 80, 0.25);

  --white: #ffffff;

  --font: "Space Grotesk", sans-serif;
  --mono: "SFMono-Regular", "Consolas", "Liberation Mono", monospace;
  --display: "Tourney", sans-serif;

  --nav: 60px;
  --r: 6px;
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  background: var(--canvas);
  color: var(--fg);
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.5;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--red);
  text-decoration: none;
  transition: color 0.15s;
}
a:hover {
  color: var(--fg);
}

code {
  font-family: var(--mono);
  font-size: 0.8em;
  background: var(--canvas-overlay);
  color: var(--fg);
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid var(--border-muted);
}

pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: 0.85rem;
  color: var(--fg);
}

.container {
  max-width: 1152px;
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
}

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav);
  background: rgba(13, 17, 23, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
  transition: background 0.2s;
}

.navbar.scrolled {
  background: rgba(13, 17, 23, 0.98);
  border-bottom-color: var(--border-muted);
}

.nav-inner {
  max-width: 1152px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 9px;
  flex-shrink: 0;
  text-decoration: none;
}

.nav-logo {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}

.nav-wordmark {
  font-family: var(--display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--fg);
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.nav-wordmark em {
  color: var(--red);
  font-style: normal;
}

.nav-menu {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 0;
}

.nav-item {
  display: block;
  padding: 6px 12px;
  border-radius: var(--r);
  color: var(--fg-muted);
  font-size: 0.82rem;
  font-weight: 500;
  transition: color 0.12s;
  white-space: nowrap;
  text-decoration: none;
}

.nav-item:hover {
  color: var(--fg);
}
.nav-item.active {
  color: var(--fg);
}

.nav-gh {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 5px 13px;
  margin-left: 8px;
  background: var(--canvas-subtle);
  border: 1px solid var(--border-muted);
  border-radius: var(--r);
  color: var(--fg);
  font-size: 0.82rem;
  font-weight: 600;
  transition: all 0.12s;
  white-space: nowrap;
  flex-shrink: 0;
  text-decoration: none;
}

.nav-gh:hover {
  background: var(--canvas-overlay);
  border-color: var(--border-muted);
  color: var(--fg);
}

.nav-burger {
  display: none;
  background: none;
  border: 1px solid var(--border-muted);
  color: var(--fg-muted);
  width: 36px;
  height: 36px;
  border-radius: var(--r);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  transition: all 0.12s;
  flex-shrink: 0;
}

.nav-burger:hover {
  border-color: var(--fg-muted);
  color: var(--fg);
}

.drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(1, 4, 9, 0.6);
  z-index: 997;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s var(--ease);
  backdrop-filter: blur(2px);
}

.drawer-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.mobile-drawer {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: 260px;
  background: var(--canvas-subtle);
  border-right: 1px solid var(--border-muted);
  z-index: 998;
  transform: translateX(-100%);
  opacity: 0;
  pointer-events: none;
  transition:
    transform 0.28s var(--ease),
    opacity 0.28s;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.mobile-drawer.open {
  transform: translateX(0);
  opacity: 1;
  pointer-events: all;
}

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.drawer-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
}

.drawer-brand img {
  width: 24px;
  height: 24px;
}

.drawer-brand span {
  font-family: var(--display);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--fg);
  letter-spacing: 0.06em;
}

.drawer-brand em {
  color: var(--red);
  font-style: normal;
}

.drawer-close {
  background: none;
  border: 1px solid var(--border-muted);
  color: var(--fg-muted);
  width: 28px;
  height: 28px;
  border-radius: 4px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  transition: all 0.12s;
}

.drawer-close:hover {
  border-color: var(--fg-muted);
  color: var(--fg);
}

.drawer-menu {
  list-style: none;
  padding: 10px 10px 20px;
  display: flex;
  flex-direction: column;
  gap: 1px;
  flex: 1;
}

.drawer-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: var(--r);
  color: var(--fg-muted);
  font-size: 0.875rem;
  font-weight: 500;
  transition: all 0.12s;
  text-decoration: none;
}

.drawer-item i {
  width: 16px;
  color: var(--fg-subtle);
  font-size: 0.85rem;
}
.drawer-item:hover {
  color: var(--fg);
  background: var(--canvas-overlay);
}
.drawer-item:hover i {
  color: var(--fg-muted);
}
.drawer-gh {
  margin-top: auto;
  border-top: 1px solid var(--border);
  padding-top: 12px;
  margin-left: -10px;
  margin-right: -10px;
  padding-left: 22px;
  border-radius: 0;
}

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: var(--nav);
}

.hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  display: block;
}

.hero-canvas-fade {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(
    105deg,
    rgba(13, 17, 23, 0.92) 0%,
    rgba(13, 17, 23, 0.45) 50%,
    rgba(13, 17, 23, 0.2) 100%
  );
  pointer-events: none;
}

.hero-body {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1152px;
  margin: 0 auto;
  padding: 80px 24px 88px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto;
  gap: 0 56px;
  align-items: center;
}

.hero-left {
  grid-column: 1;
  display: flex;
  flex-direction: column;
}

.hero-screenshot {
  grid-column: 2;
  grid-row: 1 / 6;
  align-self: center;
}

.hero-heading {
  font-family: var(--display);
  font-size: clamp(2.4rem, 4.5vw, 5.5rem);
  font-weight: 900;
  line-height: 0.88;
  letter-spacing: -0.01em;
  margin-bottom: 24px;
}

.h-line {
  display: block;
  color: var(--fg);
}

.h-accent {
  display: block;
  color: var(--red);
}

.hero-lead {
  font-size: clamp(0.88rem, 1.4vw, 1rem);
  color: var(--fg-muted);
  max-width: 100%;
  line-height: 1.7;
  margin-bottom: 20px;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0;
  margin-bottom: 32px;
  background: var(--canvas-subtle);
  border: 1px solid var(--border);
  border-radius: var(--r);
  width: fit-content;
  max-width: 100%;
  overflow: hidden;
}

.meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--fg-muted);
}

.meta-item i {
  color: var(--fg-subtle);
  font-size: 0.78rem;
}

.meta-sep {
  width: 1px;
  height: 100%;
  min-height: 34px;
  background: var(--border);
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 52px;
}

.cta-primary {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 18px;
  background: var(--green-dim);
  color: var(--white);
  font-family: var(--font);
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: var(--r);
  border: 1px solid var(--green-dim);
  transition: all 0.15s;
  white-space: nowrap;
  text-decoration: none;
}

.cta-primary:hover {
  background: #2ea043;
  border-color: #2ea043;
  color: var(--white);
}

.cta-outline {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 18px;
  background: var(--canvas-subtle);
  color: var(--fg);
  font-family: var(--font);
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: var(--r);
  border: 1px solid var(--border-muted);
  transition: all 0.15s;
  white-space: nowrap;
  text-decoration: none;
}

.cta-outline:hover {
  background: var(--canvas-overlay);
  border-color: var(--fg-muted);
  color: var(--fg);
}

.section {
  padding: 80px 0;
  width: 100%;
  overflow: hidden;
  min-height: 100vh;
  display: flex;
  align-items: center;
}

.section .container {
  width: 100%;
}

.section-dark {
  background: var(--canvas-inset);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.sec-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--fg-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.sec-label i {
  color: var(--fg-subtle);
}

.sec-title {
  font-family: var(--display);
  font-size: clamp(1.6rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--fg);
  letter-spacing: 0.01em;
  margin-bottom: 12px;
}

.sec-sub {
  font-size: 0.9rem;
  color: var(--fg-muted);
  max-width: 500px;
  line-height: 1.65;
  margin-bottom: 48px;
}

.overview-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 48px;
  align-items: start;
}

.overview-text p {
  color: var(--fg-muted);
  margin-bottom: 16px;
  line-height: 1.75;
  font-size: 0.9rem;
}

.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 10px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  background: var(--canvas-overlay);
  border: 1px solid var(--border-muted);
  border-radius: 100px;
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--fg-muted);
  letter-spacing: 0.03em;
  font-family: var(--mono);
}

.badge i {
  color: var(--fg-subtle);
  font-size: 0.7rem;
}
.badge.active {
  color: var(--green);
  border-color: var(--green-border);
  background: var(--green-subtle);
}
.badge.active i {
  color: var(--green);
}

.overview-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.stat-card {
  padding: 18px 14px;
  text-align: center;
  background: var(--canvas-subtle);
  border: 1px solid var(--border);
  border-radius: var(--r);
  transition: border-color 0.2s;
}

.stat-card:hover {
  border-color: var(--border-muted);
}

.stat-val {
  display: block;
  font-family: var(--display);
  font-size: 1.55rem;
  font-weight: 700;
  color: var(--fg);
  line-height: 1;
  margin-bottom: 5px;
}

.stat-key {
  display: block;
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--fg-subtle);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.alert-card {
  grid-column: span 2;
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 12px 14px;
  background: rgba(248, 81, 73, 0.06);
  border: 1px solid var(--red-border);
  border-radius: var(--r);
}

.alert-icon {
  color: var(--red);
  font-size: 0.9rem;
  margin-top: 2px;
  flex-shrink: 0;
}

.alert-text strong {
  display: block;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--red);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 3px;
}

.alert-text p {
  font-size: 0.76rem;
  color: var(--fg-muted);
  line-height: 1.55;
}

.feat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  border: 1px solid var(--border);
  border-radius: var(--r);
  overflow: hidden;
  background: var(--border);
}

.feat-card {
  padding: 22px 20px;
  background: var(--canvas-subtle);
  transition: background 0.2s;
  min-width: 0;
  cursor: default;
  position: relative;
}

.feat-card:hover {
  background: var(--canvas-overlay);
}

.feat-num {
  position: absolute;
  top: 14px;
  right: 16px;
  font-family: var(--display);
  font-size: 1.6rem;
  font-weight: 900;
  color: var(--border-muted);
  line-height: 1;
}

.feat-ico {
  width: 36px;
  height: 36px;
  background: var(--canvas);
  border: 1px solid var(--border-muted);
  border-radius: var(--r);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--fg-muted);
  font-size: 0.9rem;
  margin-bottom: 12px;
  transition: all 0.2s;
}

.feat-card:hover .feat-ico {
  border-color: var(--fg-subtle);
  color: var(--fg);
}

.feat-card h3 {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 7px;
}
.feat-card p {
  font-size: 0.8rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

.steps {
  display: flex;
  flex-direction: column;
}

.step {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 20px;
  padding: 32px 0;
  border-bottom: 1px solid var(--border);
}

.step:first-child {
  padding-top: 0;
}
.step:last-child {
  border-bottom: none;
}

.step-aside {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.step-idx {
  font-family: var(--display);
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--border-muted);
  line-height: 1;
  flex-shrink: 0;
}

.step-line {
  flex: 1;
  width: 1px;
  background: var(--border);
  margin-top: 10px;
  min-height: 20px;
}

.step-main {
  min-width: 0;
  padding-top: 2px;
}
.step-main h3 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 6px;
}
.step-main > p {
  font-size: 0.85rem;
  color: var(--fg-muted);
  margin-bottom: 14px;
  line-height: 1.65;
}

.req-grid {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.req-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  background: var(--canvas-subtle);
  border: 1px solid var(--border);
  border-radius: var(--r);
  font-size: 0.84rem;
  color: var(--fg);
  min-width: 0;
}

.req-row i {
  color: var(--fg-subtle);
  width: 16px;
  flex-shrink: 0;
  font-size: 0.9rem;
}
.req-row span:nth-child(2) {
  flex: 1;
  min-width: 0;
}

.pill {
  padding: 1px 7px;
  background: var(--green-subtle);
  border: 1px solid var(--green-border);
  border-radius: 100px;
  font-size: 0.64rem;
  font-weight: 700;
  color: var(--green);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  white-space: nowrap;
  flex-shrink: 0;
}

.pill.muted {
  background: var(--canvas-overlay);
  border-color: var(--border-muted);
  color: var(--fg-subtle);
}

.codeblock {
  background: var(--canvas-inset);
  border: 1px solid var(--border-muted);
  border-radius: var(--r);
  overflow: hidden;
  max-width: 100%;
  margin-bottom: 12px;
}

.cb-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 7px 12px;
  background: var(--canvas-subtle);
  border-bottom: 1px solid var(--border);
}

.cb-lang {
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--fg-subtle);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-family: var(--mono);
}

.cb-copy {
  background: none;
  border: 1px solid var(--border-muted);
  color: var(--fg-subtle);
  padding: 3px 9px;
  border-radius: 4px;
  font-size: 0.7rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 5px;
  transition: all 0.12s;
  font-family: var(--font);
}

.cb-copy:hover {
  border-color: var(--fg-muted);
  color: var(--fg);
}
.cb-copy.copied {
  border-color: var(--green-border);
  color: var(--green);
  background: var(--green-subtle);
}

.codeblock pre {
  padding: 16px;
  overflow-x: auto;
  font-size: 0.82rem;
  line-height: 1.7;
  max-width: 100%;
}

.cm {
  color: var(--fg-dim);
}

.ok-box {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  background: var(--green-subtle);
  border: 1px solid var(--green-border);
  border-radius: var(--r);
  font-size: 0.8rem;
  color: var(--green);
  margin-top: 6px;
}

.ok-box i {
  flex-shrink: 0;
}

.step-note {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  color: var(--fg-subtle);
  margin-top: 8px;
}

.step-note i {
  color: var(--fg-subtle);
  flex-shrink: 0;
}

.tab-row {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 16px;
  overflow-x: auto;
}

.tab {
  padding: 9px 18px;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--fg-muted);
  font-family: var(--font);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.12s;
  white-space: nowrap;
  margin-bottom: -1px;
}

.tab:hover {
  color: var(--fg);
}
.tab.active {
  color: var(--fg);
  border-bottom-color: var(--red);
}

.tab-panel {
  display: none;
}
.tab-panel.active {
  display: block;
}

.cmd-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--border);
  border-radius: var(--r);
}

.cmd-grid {
  background: var(--canvas-subtle);
  min-width: 520px;
  width: 100%;
}

.cmd-head {
  display: grid;
  grid-template-columns: 130px 200px 1fr;
  gap: 16px;
  padding: 10px 16px;
  background: var(--canvas-inset);
  border-bottom: 1px solid var(--border);
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--fg-subtle);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.cmd-row {
  display: grid;
  grid-template-columns: 130px 200px 1fr;
  gap: 16px;
  padding: 11px 16px;
  border-bottom: 1px solid var(--border-subtle);
  align-items: center;
  transition: background 0.1s;
  white-space: nowrap;
}

.cmd-row:last-child {
  border-bottom: none;
}
.cmd-row:hover {
  background: var(--canvas-overlay);
}
.cmd-row code {
  font-size: 0.78rem;
}
.cmd-row span {
  font-size: 0.82rem;
  color: var(--fg-muted);
  white-space: normal;
}

.arch-wrap {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 40px;
  align-items: start;
}

.arch-diagram {
  background: var(--canvas-subtle);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 20px;
  overflow: hidden;
  min-width: 0;
}

.arch-diagram svg {
  width: 100%;
  height: auto;
  display: block;
}

.arch-notes {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.arch-note {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.an-dot {
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--border-muted);
  margin-top: 7px;
  flex-shrink: 0;
}

.arch-note h4 {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 4px;
}
.arch-note p {
  font-size: 0.8rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

.cfg-groups {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.cfg-group-label {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--fg-muted);
  margin-bottom: 8px;
  letter-spacing: 0.03em;
}

.cfg-group-label i {
  font-size: 0.78rem;
  color: var(--fg-subtle);
}

.cfg-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--border);
  border-radius: var(--r);
}

.cfg-table {
  background: var(--canvas-subtle);
  min-width: 480px;
  width: 100%;
}

.cfg-head {
  display: grid;
  grid-template-columns: 200px 140px 1fr;
  gap: 16px;
  padding: 10px 16px;
  background: var(--canvas-inset);
  border-bottom: 1px solid var(--border);
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--fg-subtle);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.cfg-row {
  display: grid;
  grid-template-columns: 200px 140px 1fr;
  gap: 16px;
  padding: 11px 16px;
  border-bottom: 1px solid var(--border-subtle);
  align-items: center;
  font-size: 0.82rem;
  transition: background 0.1s;
  white-space: nowrap;
}

.cfg-row:last-child {
  border-bottom: none;
}
.cfg-row:hover {
  background: var(--canvas-overlay);
}
.cfg-row span {
  color: var(--fg-muted);
  white-space: normal;
}

.cta-section {
  padding: 64px 0;
  background: var(--canvas-inset);
  border-top: 1px solid var(--border);
}

.cta-box {
  position: relative;
  overflow: hidden;
  background: var(--canvas-subtle);
  border: 1px solid var(--border-muted);
  border-radius: var(--r);
  padding: 48px 40px;
  text-align: center;
}

.cta-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 360px;
  height: 240px;
  background: radial-gradient(
    ellipse at center,
    rgba(248, 81, 73, 0.05) 0%,
    transparent 70%
  );
  pointer-events: none;
}

.cta-content {
  position: relative;
  z-index: 1;
}

.cta-content h2 {
  font-family: var(--display);
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 10px;
}

.cta-content p {
  font-size: 0.9rem;
  color: var(--fg-muted);
  max-width: 440px;
  margin: 0 auto 24px;
  line-height: 1.65;
}

.cta-btns {
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}

.footer {
  background: var(--canvas-inset);
  border-top: 1px solid var(--border);
  padding: 48px 0 24px;
  overflow: hidden;
}

.footer-top {
  display: flex;
  gap: 48px;
  margin-bottom: 36px;
  align-items: flex-start;
}

.footer-brand {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  flex-shrink: 0;
  min-width: 180px;
}

.footer-logo {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
}
.footer-name {
  font-family: var(--display);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--fg);
}
.footer-sub {
  font-size: 0.72rem;
  color: var(--fg-subtle);
  margin-top: 2px;
}

.footer-cols {
  display: flex;
  gap: 36px;
  flex: 1;
  flex-wrap: wrap;
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 110px;
}

.fcol-label {
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--fg-subtle);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 2px;
}

.footer-col a {
  font-size: 0.8rem;
  color: var(--fg-muted);
  transition: color 0.12s;
}
.footer-col a:hover {
  color: var(--fg);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  font-size: 0.74rem;
  color: var(--fg-dim);
  flex-wrap: wrap;
  gap: 8px;
}

.to-top {
  position: fixed;
  bottom: 22px;
  right: 22px;
  width: 38px;
  height: 38px;
  background: var(--canvas-subtle);
  border: 1px solid var(--border-muted);
  border-radius: var(--r);
  color: var(--fg-muted);
  font-size: 0.8rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.12s;
  opacity: 0;
  pointer-events: none;
  z-index: 500;
}

.to-top.visible {
  opacity: 1;
  pointer-events: all;
}
.to-top:hover {
  border-color: var(--fg-muted);
  color: var(--fg);
  background: var(--canvas-overlay);
}

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition:
    opacity 0.5s var(--ease),
    transform 0.5s var(--ease);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-d1 {
  transition-delay: 0.07s;
}
.reveal-d2 {
  transition-delay: 0.14s;
}
.reveal-d3 {
  transition-delay: 0.21s;
}
.reveal-d4 {
  transition-delay: 0.28s;
}
.reveal-d5 {
  transition-delay: 0.35s;
}

.hero-screenshot {
  width: 100%;
  border-radius: var(--r);
  overflow: hidden;
  border: 1px solid var(--border-muted);
  box-shadow: 0 24px 64px rgba(1, 4, 9, 0.8);
}

.screenshot-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 9px 12px;
  background: var(--canvas-subtle);
  border-bottom: 1px solid var(--border);
}

.term-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.term-dot.red {
  background: #ff5f57;
}
.term-dot.yellow {
  background: #febc2e;
}
.term-dot.green {
  background: #28c840;
}

.term-title {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--fg-subtle);
  margin-left: 6px;
  flex: 1;
}

.screenshot-body {
  background: var(--canvas-inset);
  position: relative;
  overflow: hidden;
}

.screenshot-track {
  display: flex;
  transition: transform 0.38s var(--ease);
}

.screenshot-slide {
  min-width: 100%;
  line-height: 0;
}

.screenshot-slide img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.screenshot-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  background: rgba(13, 17, 23, 0.85);
  border: 1px solid var(--border-muted);
  border-radius: 4px;
  color: var(--fg-muted);
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.12s;
  z-index: 10;
}

.screenshot-nav:hover {
  border-color: var(--fg-muted);
  color: var(--fg);
}
.screenshot-nav.prev {
  left: 8px;
}
.screenshot-nav.next {
  right: 8px;
}

.screenshot-dots {
  display: flex;
  justify-content: center;
  gap: 5px;
  padding: 7px 0 9px;
  background: var(--canvas-inset);
}

.screenshot-dot {
  width: 5px;
  height: 5px;
  border-radius: 1px;
  background: var(--border-muted);
  border: none;
  cursor: pointer;
  transition:
    background 0.15s,
    width 0.15s;
  padding: 0;
}

.screenshot-dot.active {
  background: var(--fg-muted);
  width: 16px;
}

@media (max-width: 1024px) {
  .hero-body {
    grid-template-columns: 1fr;
    gap: 40px 0;
  }
  .hero-screenshot {
    grid-column: 1;
    grid-row: auto;
  }
  .overview-layout {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .overview-cards {
    grid-template-columns: repeat(4, 1fr);
  }
  .alert-card {
    grid-column: span 4;
  }
  .feat-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .arch-wrap {
    grid-template-columns: 1fr;
  }
  .footer-top {
    flex-direction: column;
    gap: 28px;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    display: none;
  }
  .nav-burger {
    display: flex;
  }

  .hero-body {
    padding: 48px 24px 56px;
    grid-template-columns: 1fr;
  }
  .hero-screenshot {
    grid-column: 1;
    grid-row: auto;
  }

  .overview-cards {
    grid-template-columns: repeat(2, 1fr);
  }
  .alert-card {
    grid-column: span 2;
  }

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

  .step {
    grid-template-columns: 48px 1fr;
    gap: 14px;
  }
  .step-idx {
    font-size: 1.1rem;
  }

  .cta-box {
    padding: 36px 22px;
  }
  .footer-cols {
    gap: 20px;
  }
}

@media (max-width: 480px) {
  .hero-meta {
    flex-direction: column;
    width: 100%;
  }
  .meta-sep {
    width: 100%;
    min-height: 1px;
    height: 1px;
  }
  .meta-item {
    width: 100%;
  }
  .hero-cta {
    flex-direction: column;
  }
  .cta-primary,
  .cta-outline {
    justify-content: center;
  }

  .overview-cards {
    grid-template-columns: 1fr 1fr;
  }

  .footer-cols {
    flex-direction: column;
    gap: 18px;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .section {
    padding: 56px 0;
  }

  .step {
    grid-template-columns: 1fr;
  }
  .step-aside {
    flex-direction: row;
    align-items: center;
    gap: 10px;
  }
  .step-line {
    flex: unset;
    width: auto;
    height: 1px;
    min-height: unset;
    flex: 1;
    margin-top: 0;
  }

  .codeblock pre {
    font-size: 0.76rem;
    padding: 12px;
  }
}