/* ============================================================
   DevDock — landing site
   Hand-written CSS, dark-only (matches app's primary theme).
   ============================================================ */

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

:root {
  --bg: #0a0c10;
  --bg-elev: #0f1218;
  --panel: #111827;
  --panel-2: #161e2c;
  --border: #1f2937;
  --border-strong: #374151;
  --text: #f3f4f6;
  --text-dim: #9ca3af;
  --text-mute: #6b7280;
  --accent: #06b6d4;
  --accent-2: #6366f1;
  --green: #22c55e;
  --amber: #f59e0b;
  --red: #ef4444;
  --cyan: #06b6d4;
  --gradient: linear-gradient(135deg, #22d3ee 0%, #818cf8 50%, #a855f7 100%);

  --radius: 10px;
  --radius-lg: 16px;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.45),
    0 1px 0 rgba(255, 255, 255, 0.04) inset;

  --font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Inter",
    system-ui, sans-serif;
  --mono: ui-monospace, SFMono-Regular, "JetBrains Mono", Menlo, Consolas,
    monospace;
}

html,
body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}

/* Backdrop glows -------------------------------------------------- */

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    radial-gradient(900px 600px at 80% -10%, rgba(99, 102, 241, 0.18), transparent 60%),
    radial-gradient(700px 500px at -10% 20%, rgba(34, 211, 238, 0.10), transparent 60%),
    radial-gradient(800px 600px at 50% 100%, rgba(168, 85, 247, 0.08), transparent 60%);
  pointer-events: none;
  z-index: 0;
}

main,
header,
footer {
  position: relative;
  z-index: 1;
}

/* Layout ---------------------------------------------------------- */

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 96px 0;
}

.section--tight {
  padding: 56px 0;
}

@media (max-width: 720px) {
  .section { padding: 64px 0; }
  .section--tight { padding: 40px 0; }
}

/* Nav ------------------------------------------------------------- */

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  background: color-mix(in srgb, var(--bg) 70%, transparent);
  border-bottom: 1px solid color-mix(in srgb, var(--border) 60%, transparent);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.brand__mark {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: var(--gradient);
  position: relative;
}

.brand__mark::after {
  content: "";
  position: absolute;
  inset: 6px;
  border-radius: 3px;
  background: var(--bg);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav__link {
  color: var(--text-dim);
  font-size: 14px;
  transition: color 120ms;
}

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

.nav__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 8px;
  background: var(--gradient);
  color: #0a0c10;
  font-size: 13px;
  font-weight: 600;
  transition: transform 120ms ease, box-shadow 120ms ease;
}

.nav__cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.35);
}

@media (max-width: 720px) {
  .nav__links { display: none; }
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 14px;
  transition: transform 120ms ease, background 120ms ease,
    border-color 120ms ease, box-shadow 120ms ease;
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn--primary {
  background: var(--gradient);
  color: #0a0c10;
}

.btn--primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 30px rgba(99, 102, 241, 0.35);
}

.btn--ghost {
  background: rgba(255, 255, 255, 0.03);
  border-color: var(--border-strong);
  color: var(--text);
}

.btn--ghost:hover {
  background: rgba(255, 255, 255, 0.06);
}

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

.hero {
  padding: 72px 0 32px;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 56px;
  align-items: center;
}

@media (max-width: 960px) {
  .hero {
    grid-template-columns: 1fr;
    padding: 48px 0 16px;
  }
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  font-size: 12px;
  color: var(--text-dim);
  margin-bottom: 24px;
}

.eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--green);
  box-shadow: 0 0 12px var(--green);
}

.hero h1 {
  font-size: clamp(40px, 6vw, 64px);
  line-height: 1.02;
  letter-spacing: -0.03em;
  font-weight: 700;
  margin: 0 0 24px;
}

.hero h1 .accent {
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero p.lead {
  font-size: 18px;
  color: var(--text-dim);
  max-width: 540px;
  margin: 0 0 32px;
}

.hero__ctas {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  color: var(--text-mute);
  font-size: 13px;
}

.hero__meta span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.hero__meta svg { color: var(--green); }

/* Interactive menu-bar mock --------------------------------------- */

.mock {
  background: var(--panel);
  border: 1px solid var(--border-strong);
  border-radius: 14px;
  box-shadow: var(--shadow);
  overflow: hidden;
  font-size: 13px;
}

.mock__menubar {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 8px 14px;
  background: #07090d;
  border-bottom: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 12px;
}

.mock__menubar svg { color: var(--text); }
.mock__menubar .right {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 14px;
}

.mock__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
}

.mock__header h3 {
  margin: 0;
  font-size: 13px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 6px;
}

.mock__header .icons {
  display: flex;
  gap: 4px;
  color: var(--text-mute);
}

.mock__header .icons button {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  display: grid;
  place-items: center;
  transition: background 120ms;
}

.mock__header .icons button:hover {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
}

.mock__header .icons svg.spin { animation: spin 0.6s linear; }

.mock__search {
  padding: 8px 14px;
  border-bottom: 1px solid var(--border);
}

.mock__search input {
  width: 100%;
  padding: 7px 10px;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--border);
  border-radius: 7px;
  color: var(--text);
  font: inherit;
  font-size: 12.5px;
  outline: none;
  transition: border-color 120ms;
}

.mock__search input:focus { border-color: var(--accent-2); }

.mock__bucket {
  padding: 8px 14px 4px;
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-mute);
}

.svc {
  display: grid;
  grid-template-columns: 14px 1fr auto auto;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  border-bottom: 1px solid color-mix(in srgb, var(--border) 50%, transparent);
  transition: background 120ms;
  cursor: pointer;
}

.svc:hover { background: rgba(255, 255, 255, 0.03); }

.svc__dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--green);
  box-shadow: 0 0 10px color-mix(in srgb, currentColor 60%, transparent);
  color: var(--green);
}

.svc--starting .svc__dot { background: var(--amber); color: var(--amber); }
.svc--stopped  .svc__dot { background: var(--text-mute); box-shadow: none; color: var(--text-mute); }
.svc--error    .svc__dot { background: var(--red); color: var(--red); }

.svc__meta {
  display: flex;
  flex-direction: column;
  gap: 1px;
  min-width: 0;
}

.svc__label {
  font-weight: 600;
  color: var(--text);
  font-size: 12.5px;
  letter-spacing: -0.005em;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.svc__sub {
  color: var(--text-mute);
  font-family: var(--mono);
  font-size: 11px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.svc__port {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text-dim);
}

.svc__age {
  font-size: 11px;
  color: var(--text-mute);
  font-variant-numeric: tabular-nums;
}

.svc.hidden { display: none; }

.mock__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  border-top: 1px solid var(--border);
  color: var(--text-mute);
  font-size: 11.5px;
}

.mock__footer kbd {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-strong);
  border-bottom-width: 2px;
  border-radius: 4px;
  padding: 1px 6px;
  font: inherit;
  font-family: var(--mono);
  font-size: 10.5px;
}

.mock__bucket-toggle {
  width: 100%;
  text-align: left;
  padding: 8px 14px;
  background: transparent;
  color: var(--text-dim);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background 120ms, color 120ms;
}

.mock__bucket-toggle:hover { background: rgba(255,255,255,0.03); color: var(--text); }

.mock__bucket-toggle .count {
  background: rgba(255,255,255,0.06);
  border-radius: 999px;
  padding: 2px 8px;
  font-size: 10.5px;
}

/* Features grid --------------------------------------------------- */

.features {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

@media (max-width: 960px) { .features { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .features { grid-template-columns: 1fr; } }

.feature {
  padding: 22px;
  background: linear-gradient(180deg, var(--panel) 0%, var(--bg-elev) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  position: relative;
  overflow: hidden;
}

.feature__icon {
  width: 38px;
  height: 38px;
  border-radius: 9px;
  display: grid;
  place-items: center;
  background: rgba(99,102,241,0.12);
  border: 1px solid rgba(99,102,241,0.25);
  color: #a5b4fc;
  margin-bottom: 14px;
}

.feature h3 {
  margin: 0 0 6px;
  font-size: 15px;
  letter-spacing: -0.005em;
}

.feature p {
  margin: 0;
  color: var(--text-dim);
  font-size: 13.5px;
  line-height: 1.5;
}

/* Section heading ------------------------------------------------- */

.section__head {
  text-align: center;
  margin-bottom: 48px;
}

.section__head h2 {
  font-size: clamp(28px, 4vw, 44px);
  letter-spacing: -0.02em;
  margin: 0 0 12px;
  line-height: 1.1;
}

.section__head h2 .accent {
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.section__head p {
  color: var(--text-dim);
  max-width: 640px;
  margin: 0 auto;
  font-size: 16px;
}

/* Buckets section ------------------------------------------------- */

.buckets {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

@media (max-width: 760px) { .buckets { grid-template-columns: 1fr; } }

.bucket {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px;
}

.bucket__title {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-dim);
}

.bucket--dev .bucket__title { color: #34d399; }
.bucket--tooling .bucket__title { color: #fbbf24; }
.bucket--system .bucket__title { color: #94a3b8; }

.bucket__title::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: currentColor;
  box-shadow: 0 0 10px currentColor;
}

.bucket__lead {
  color: var(--text);
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0 0 8px;
}

.bucket__desc {
  color: var(--text-dim);
  font-size: 13.5px;
  line-height: 1.55;
  margin: 0 0 14px;
}

.bucket__examples {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.chip {
  font-family: var(--mono);
  font-size: 11px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  padding: 3px 8px;
  border-radius: 6px;
  color: var(--text-dim);
}

/* Surfaces split (logs + AI) ------------------------------------- */

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: stretch;
}

@media (max-width: 880px) { .split { grid-template-columns: 1fr; } }

.surface {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.surface__head {
  padding: 22px 22px 0;
}

.surface__head h3 {
  margin: 0 0 6px;
  font-size: 20px;
  letter-spacing: -0.01em;
}

.surface__head p {
  margin: 0;
  color: var(--text-dim);
  font-size: 14px;
}

.surface__body {
  padding: 18px 22px 22px;
  flex: 1;
}

/* Logs panel */
.logs {
  background: #05070a;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px;
  font-family: var(--mono);
  font-size: 11.5px;
  line-height: 1.7;
  color: #cbd5e1;
  height: 220px;
  overflow: hidden;
  position: relative;
}

.logs::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 60px;
  background: linear-gradient(180deg, transparent, #05070a);
}

.logs .ts { color: var(--text-mute); }
.logs .info { color: #93c5fd; }
.logs .ok { color: var(--green); }
.logs .warn { color: var(--amber); }
.logs .err { color: var(--red); }

/* AI suggestions */
.ai-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.ai-card {
  border: 1px solid var(--border);
  background: var(--bg-elev);
  border-radius: 10px;
  padding: 12px 14px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.ai-card__icon {
  width: 28px;
  height: 28px;
  border-radius: 7px;
  display: grid;
  place-items: center;
  background: rgba(34, 211, 238, 0.10);
  color: var(--cyan);
  border: 1px solid rgba(34, 211, 238, 0.25);
  flex-shrink: 0;
}

.ai-card__body {
  font-size: 13px;
  color: var(--text);
}

.ai-card__body .dim {
  color: var(--text-dim);
  font-size: 12.5px;
  margin-top: 2px;
}

.ai-providers {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 14px;
}

.provider {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  font-size: 12px;
  color: var(--text-dim);
  background: rgba(255, 255, 255, 0.02);
}

.provider .dot {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--green);
}

.provider.off .dot { background: var(--text-mute); }

/* Steps ---------------------------------------------------------- */

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

@media (max-width: 760px) { .steps { grid-template-columns: 1fr; } }

.step {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  position: relative;
}

.step__num {
  position: absolute;
  top: 18px;
  right: 22px;
  font-size: 56px;
  font-weight: 700;
  letter-spacing: -0.04em;
  color: rgba(255, 255, 255, 0.05);
  line-height: 1;
}

.step h3 {
  margin: 0 0 6px;
  font-size: 16px;
}

.step p {
  margin: 0;
  color: var(--text-dim);
  font-size: 13.5px;
  line-height: 1.55;
}

.step code {
  display: inline-block;
  margin-top: 14px;
  font-family: var(--mono);
  font-size: 12px;
  background: #05070a;
  border: 1px solid var(--border);
  color: #e2e8f0;
  padding: 8px 12px;
  border-radius: 7px;
}

/* Final CTA ------------------------------------------------------ */

.cta {
  margin: 64px 0;
  padding: 56px 32px;
  border-radius: 22px;
  background:
    radial-gradient(800px 300px at 50% 0%, rgba(99,102,241,0.22), transparent 60%),
    linear-gradient(180deg, var(--panel) 0%, var(--bg-elev) 100%);
  border: 1px solid var(--border-strong);
  text-align: center;
}

.cta h2 {
  font-size: clamp(28px, 4vw, 40px);
  letter-spacing: -0.02em;
  margin: 0 0 14px;
}

.cta h2 .accent {
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.cta p {
  color: var(--text-dim);
  max-width: 520px;
  margin: 0 auto 28px;
}

.cta__ctas {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.cta__small {
  font-size: 12.5px;
  color: var(--text-mute);
}

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

footer {
  border-top: 1px solid var(--border);
  padding: 28px 0;
  color: var(--text-mute);
  font-size: 13px;
}

footer .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

footer a:hover { color: var(--text); }

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

/* Changelog page ------------------------------------------------- */

.markdown {
  max-width: 760px;
  margin: 0 auto;
  padding: 24px;
  color: var(--text);
  font-size: 16px;
  line-height: 1.7;
}

.markdown h1,
.markdown h2,
.markdown h3,
.markdown h4 {
  letter-spacing: -0.015em;
  margin: 1.6em 0 0.6em;
}

.markdown h1 { font-size: 36px; margin-top: 0; }
.markdown h2 {
  font-size: 24px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
  margin-top: 2em;
}
.markdown h3 { font-size: 18px; color: var(--text-dim); text-transform: none; }
.markdown h4 {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-top: 1.4em;
}

.markdown a { color: #93c5fd; text-decoration: underline; text-underline-offset: 3px; }
.markdown a:hover { color: #bfdbfe; }

.markdown p { color: var(--text-dim); }

.markdown ul, .markdown ol { padding-left: 1.4em; color: var(--text-dim); }
.markdown li { margin: 4px 0; }

.markdown code {
  font-family: var(--mono);
  font-size: 0.88em;
  background: rgba(255,255,255,0.06);
  padding: 1px 6px;
  border-radius: 4px;
  color: #e2e8f0;
}

.markdown pre {
  background: #05070a;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  overflow: auto;
}

.markdown pre code {
  background: none;
  padding: 0;
  font-size: 13px;
}

.markdown blockquote {
  border-left: 3px solid var(--accent-2);
  padding-left: 14px;
  color: var(--text-dim);
  margin: 1em 0;
}

.changelog-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 24px;
  color: var(--text-dim);
  font-size: 14px;
}

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

.spinner {
  width: 28px;
  height: 28px;
  border: 2px solid var(--border-strong);
  border-top-color: var(--accent-2);
  border-radius: 999px;
  margin: 60px auto;
  animation: spin 0.9s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Sr-only --------------------------------------------------------- */

.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;
}