/* DJ Sync site. Dark first; light follows the system. No external fonts. */
:root {
  color-scheme: dark light;
  --bg: #0a0a0c;
  --bg-elev: #131317;
  --bg-elev-2: #1b1b21;
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.15);
  --text: #f4f4f6;
  --text-2: #a7a7b1;
  --text-3: #74747f;
  --accent: #ff6a3d;
  --accent-hover: #ff7c55;
  --accent-ink: #1a0904;
  --accent-soft: rgba(255, 106, 61, 0.14);
  --ok: #3ddc97;
  --radius: 16px;
  --radius-sm: 10px;
  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --shadow: 0 1px 0 rgba(255, 255, 255, 0.04) inset, 0 24px 48px -24px rgba(0, 0, 0, 0.7);
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Inter, Roboto,
    "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #fbfaf8;
    --bg-elev: #ffffff;
    --bg-elev-2: #f3f1ed;
    --line: rgba(23, 20, 15, 0.08);
    --line-strong: rgba(23, 20, 15, 0.16);
    --text: #17140f;
    --text-2: #5c564e;
    --text-3: #8a8379;
    --accent: #e3501f;
    --accent-hover: #cf4416;
    --accent-ink: #ffffff;
    --accent-soft: rgba(227, 80, 31, 0.1);
    --ok: #12945d;
    --shadow: 0 1px 2px rgba(23, 20, 15, 0.06), 0 16px 40px -20px rgba(23, 20, 15, 0.22);
  }
}

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

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 var(--font);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a {
  color: inherit;
  text-decoration-color: var(--line-strong);
  text-underline-offset: 3px;
  transition: text-decoration-color 160ms ease, color 160ms ease;
}

@media (hover: hover) and (pointer: fine) {
  a:hover {
    text-decoration-color: currentColor;
  }
}

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

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

code,
.mono {
  font-family: var(--mono);
  font-size: 0.88em;
}

code {
  background: var(--bg-elev-2);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0.08em 0.4em;
  overflow-wrap: anywhere;
}

h1,
h2,
h3 {
  line-height: 1.12;
  letter-spacing: -0.022em;
  margin: 0 0 0.5em;
  text-wrap: balance;
}

h1 {
  font-size: clamp(2.3rem, 6.4vw, 4.1rem);
  font-weight: 750;
}

h2 {
  font-size: clamp(1.55rem, 3.4vw, 2.2rem);
  font-weight: 700;
}

h3 {
  font-size: 1.12rem;
  font-weight: 650;
  letter-spacing: -0.01em;
}

p {
  margin: 0 0 1em;
  text-wrap: pretty;
}

.skip {
  position: absolute;
  left: 12px;
  top: -48px;
  background: var(--accent);
  color: var(--accent-ink);
  padding: 8px 14px;
  border-radius: 999px;
  z-index: 10;
  transition: transform 160ms var(--ease-out);
}

.skip:focus {
  transform: translateY(60px);
}

.wrap {
  width: min(1080px, 100% - 40px);
  margin-inline: auto;
}

.prose {
  width: min(720px, 100% - 40px);
  margin-inline: auto;
}

/* ---------- header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid var(--line);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  gap: 16px;
  height: 60px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  letter-spacing: -0.01em;
  text-decoration: none;
  margin-right: auto;
}

.brand svg {
  width: 26px;
  height: 26px;
}

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

.nav a:not(.btn) {
  text-decoration: none;
  color: var(--text-2);
  font-size: 0.94rem;
  padding: 6px 10px;
  border-radius: 999px;
  transition: color 160ms ease, background-color 160ms ease;
}

.nav a[aria-current="page"] {
  color: var(--text);
}

@media (hover: hover) and (pointer: fine) {
  .nav a:not(.btn):hover {
    color: var(--text);
    background: var(--bg-elev-2);
  }
}

/* Four guide links fit from about 900px; below that, home and the footer list them. */
@media (max-width: 900px) {
  .nav .hide-sm {
    display: none;
  }
}

/* ---------- buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 20px;
  border-radius: 999px;
  border: 1px solid transparent;
  font: inherit;
  font-weight: 620;
  font-size: 0.98rem;
  text-decoration: none;
  cursor: pointer;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  transition: transform 160ms var(--ease-out), background-color 160ms ease,
    border-color 160ms ease, color 160ms ease;
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background: var(--accent);
  color: var(--accent-ink);
}

.btn-ghost {
  border-color: var(--line-strong);
  color: var(--text);
}

.btn-sm {
  min-height: 36px;
  padding: 0 14px;
  font-size: 0.9rem;
}

@media (hover: hover) and (pointer: fine) {
  .btn-primary:hover {
    background: var(--accent-hover);
  }

  .btn-ghost:hover {
    background: var(--bg-elev-2);
  }
}

.btn svg {
  width: 18px;
  height: 18px;
}

/* ---------- hero ---------- */

.hero {
  padding: clamp(56px, 10vw, 112px) 0 clamp(48px, 8vw, 88px);
  display: grid;
  gap: clamp(40px, 6vw, 64px);
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
}

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

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-soft);
  border-radius: 999px;
  padding: 4px 12px;
  margin-bottom: 20px;
}

.lead {
  font-size: clamp(1.06rem, 2vw, 1.22rem);
  color: var(--text-2);
  max-width: 34em;
}

.cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 28px 0 14px;
}

.fineprint {
  font-size: 0.86rem;
  color: var(--text-3);
}

.reveal > * {
  animation: rise 560ms var(--ease-out) both;
}

.reveal > *:nth-child(2) {
  animation-delay: 60ms;
}

.reveal > *:nth-child(3) {
  animation-delay: 120ms;
}

.reveal > *:nth-child(4) {
  animation-delay: 180ms;
}

.reveal > *:nth-child(5) {
  animation-delay: 240ms;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
}

/* chat mock (our own illustration, not a product screenshot) */

.demo {
  position: relative;
  display: grid;
  gap: 14px;
  animation: rise 700ms 140ms var(--ease-out) both;
}

.card {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.chat {
  padding: 18px;
  display: grid;
  gap: 12px;
}

.chat-head {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--text-3);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--ok);
}

.bubble {
  max-width: 88%;
  padding: 10px 14px;
  border-radius: 16px;
  font-size: 0.95rem;
  line-height: 1.5;
}

.bubble.me {
  justify-self: end;
  background: var(--accent-soft);
  border-bottom-right-radius: 6px;
}

.bubble.ai {
  background: var(--bg-elev-2);
  border-bottom-left-radius: 6px;
}

.tool {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  color: var(--text-3);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 2px 10px;
  margin-bottom: 6px;
}

.toast {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 12px 14px;
  width: min(330px, 100%);
  justify-self: end;
}

.toast svg {
  width: 34px;
  height: 34px;
  flex: none;
}

.toast strong {
  display: block;
  font-size: 0.9rem;
}

.toast span {
  font-size: 0.85rem;
  color: var(--text-2);
}

/* ---------- sections ---------- */

.section {
  padding: clamp(48px, 8vw, 96px) 0;
  border-top: 1px solid var(--line);
}

.section-head {
  max-width: 40em;
  margin-bottom: 36px;
}

.section-head p {
  color: var(--text-2);
}

.steps {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(3, 1fr);
  counter-reset: step;
}

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

.steps li {
  counter-increment: step;
  padding: 24px;
}

.steps li::before {
  content: counter(step);
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 16px;
}

.steps p,
.grid p {
  color: var(--text-2);
  margin: 0;
  font-size: 0.96rem;
}

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

@media (max-width: 880px) {
  .grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 560px) {
  .grid {
    grid-template-columns: 1fr;
  }
}

.grid .card {
  padding: 22px;
}

/* "Works with": four linked cards. */
.grid.four {
  grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 880px) {
  .grid.four {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 560px) {
  .grid.four {
    grid-template-columns: 1fr;
  }
}

a.card {
  display: block;
  color: inherit;
  text-decoration: none;
  transition: border-color 160ms ease, transform 160ms ease;
}

a.card:active {
  transform: scale(0.98);
}

@media (hover: hover) and (pointer: fine) {
  a.card:hover {
    border-color: color-mix(in srgb, var(--accent) 45%, var(--line));
  }
}

.price {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-soft);
  border-radius: 999px;
  padding: 2px 10px;
  margin-bottom: 10px;
}

.price.paid {
  color: var(--text-2);
  background: var(--bg-elev-2);
}

.icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: var(--bg-elev-2);
  border: 1px solid var(--line);
  color: var(--accent);
  margin-bottom: 14px;
}

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

.closing {
  text-align: center;
}

.closing .cta {
  justify-content: center;
}

/* ---------- docs pages ---------- */

.page {
  padding: clamp(40px, 7vw, 80px) 0 clamp(56px, 8vw, 96px);
}

.page h1 {
  font-size: clamp(2rem, 5vw, 3rem);
}

.page h2 {
  font-size: clamp(1.3rem, 3vw, 1.6rem);
  margin-top: 2.2em;
}

.page .lead {
  margin-bottom: 1.6em;
}

.page ul,
.page ol {
  padding-left: 1.3em;
}

.page li {
  margin-bottom: 0.45em;
}

.howto {
  list-style: none;
  padding: 0 !important;
  counter-reset: howto;
}

.howto > li {
  counter-increment: howto;
  position: relative;
  padding: 0 0 26px 52px;
  margin: 0;
}

.howto > li::before {
  content: counter(howto);
  position: absolute;
  left: 0;
  top: 0;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 700;
  font-size: 0.95rem;
}

.howto > li::after {
  content: "";
  position: absolute;
  left: 16.5px;
  top: 40px;
  bottom: 6px;
  width: 1px;
  background: var(--line-strong);
}

.howto > li:last-child::after {
  display: none;
}

.howto h3 {
  margin: 4px 0 6px;
}

.note {
  border: 1px solid var(--line);
  background: var(--bg-elev);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  font-size: 0.95rem;
  color: var(--text-2);
  margin: 1em 0 1.4em;
}

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

.note.warn {
  border-color: color-mix(in srgb, var(--accent) 40%, transparent);
  background: var(--accent-soft);
}

.say {
  border-left: 3px solid var(--accent);
  padding: 4px 0 4px 14px;
  margin: 1em 0;
  color: var(--text);
  font-weight: 560;
}

kbd {
  font-family: var(--font);
  font-size: 0.85em;
  border: 1px solid var(--line-strong);
  border-bottom-width: 2px;
  border-radius: 6px;
  padding: 0 6px;
  background: var(--bg-elev);
  white-space: nowrap;
}

.ui {
  font-weight: 620;
  white-space: nowrap;
}

figure {
  margin: 1.2em 0 1.6em;
}

figcaption {
  font-size: 0.84rem;
  color: var(--text-3);
  margin-top: 8px;
}

.illustration {
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--bg-elev-2);
  overflow: hidden;
}

/* illustration palette, driven from CSS so it follows light/dark */
.ill-window { fill: var(--bg-elev); stroke: var(--line-strong); }
.ill-side { fill: var(--bg-elev-2); }
.ill-line { stroke: var(--line-strong); }
.ill-text { fill: var(--text); font-family: var(--font); }
.ill-muted { fill: var(--text-3); font-family: var(--font); }
.ill-chip { fill: var(--bg-elev-2); stroke: var(--line-strong); }
.ill-select { fill: var(--accent-soft); }
.ill-accent { fill: var(--accent); }
.ill-accent-stroke { stroke: var(--accent); fill: none; }
.ill-on-accent { fill: var(--accent-ink); font-family: var(--font); }
.ill-traffic { fill: var(--line-strong); }

.faq details {
  border-bottom: 1px solid var(--line);
  padding: 4px 0;
}

.faq summary {
  cursor: pointer;
  list-style: none;
  padding: 14px 32px 14px 0;
  font-weight: 620;
  position: relative;
}

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

.faq summary::after {
  content: "";
  position: absolute;
  right: 6px;
  top: 50%;
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--text-3);
  border-bottom: 2px solid var(--text-3);
  transform: translateY(-70%) rotate(45deg);
  transition: transform 200ms var(--ease-out);
}

.faq details[open] summary::after {
  transform: translateY(-30%) rotate(-135deg);
}

.faq details > div {
  color: var(--text-2);
  padding-bottom: 12px;
}

.updated {
  color: var(--text-3);
  font-size: 0.9rem;
}

/* ---------- footer ---------- */

.site-footer {
  border-top: 1px solid var(--line);
  padding: 40px 0 56px;
  font-size: 0.9rem;
  color: var(--text-3);
}

.site-footer .cols {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 28px;
  justify-content: space-between;
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
}

.site-footer a {
  color: var(--text-2);
  text-decoration: none;
}

@media (hover: hover) and (pointer: fine) {
  .site-footer a:hover {
    color: var(--text);
  }
}

.support {
  margin-top: 20px;
}

.disclaimer {
  margin-top: 20px;
  max-width: 60em;
}

@media (prefers-reduced-motion: reduce) {
  .reveal > *,
  .demo {
    animation: fade 200ms ease both;
  }

  @keyframes fade {
    from {
      opacity: 0;
    }
  }

  .btn,
  .skip,
  .faq summary::after {
    transition: none;
  }

  .btn:active {
    transform: none;
  }
}

/* logo: a record on the accent tile */
.logo-ink {
  stroke: var(--accent-ink);
  fill: none;
}

.logo-fill {
  fill: var(--accent-ink);
}

/* hero headline: break between the two sentences, never mid-sentence */
h1 .line {
  display: block;
}

/* grid children may shrink below their content's min width on phones */
.hero > *,
.steps > *,
.grid > * {
  min-width: 0;
}

.bubble {
  overflow-wrap: anywhere;
}