/* UI UX Pro Max — editorial rebuild
   Monochrome base · royal purple identity · amber gold action
   Space Grotesk (display) + DM Sans (body). Max radius 8px. No gradients,
   no glow, no glass. Rules and typography carry the design. */

:root {
  --bg: #0e0d0b;
  --surface: #151412;
  --text: #f4f2ed;
  --muted: #a09c93;
  --border: #262420;
  --border-strong: #3a372f;
  --purple: #a57fd6;
  --purple-deep: #6b3fa0;
  --amber: #d4a030;
  --amber-ink: #171204;
  --code-bg: #121110;
  --font-display: "Space Grotesk", sans-serif;
  --font-body: "DM Sans", sans-serif;
  --font-mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace;
}

html.light {
  --bg: #faf9f6;
  --surface: #ffffff;
  --text: #171610;
  --muted: #5f5b52;
  --border: #e5e2d9;
  --border-strong: #c9c5b8;
  --purple: #6b3fa0;
  --purple-deep: #6b3fa0;
  --amber: #a87b16;
  --amber-ink: #171204;
  --code-bg: #f1efe9;
}
/* solid amber surfaces keep the gold pigment in both themes */
html.light .btn-amber,
html.light .chip-filter[aria-pressed="true"] { --amber: #d4a030; }

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--amber); color: var(--amber-ink); }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0;
}

p { margin: 0; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; padding: 0; }

a:focus-visible, button:focus-visible, input:focus-visible, summary:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.narrow { max-width: 760px; }

.micro {
  font-family: var(--font-display);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.rule { border: 0; border-top: 1px solid var(--border); margin: 0; }

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}

.site-header .container {
  display: flex;
  align-items: center;
  gap: 28px;
  min-height: 64px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.0625rem;
  letter-spacing: -0.01em;
}
.brand img { width: 22px; height: 22px; }

.site-nav {
  display: flex;
  align-items: center;
  gap: 22px;
  margin-left: auto;
}
.site-nav a {
  font-size: 0.9375rem;
  color: var(--muted);
  transition: color 150ms ease-out;
}
.site-nav a:hover { color: var(--text); }
.site-nav a.nav-premium { color: var(--purple); }
.site-nav a.nav-premium:hover { color: var(--text); }

.header-tools { display: flex; align-items: center; gap: 12px; }

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--muted);
  transition: color 150ms ease-out, border-color 150ms ease-out;
}
.theme-toggle:hover { color: var(--text); border-color: var(--border-strong); }
.theme-toggle svg { width: 16px; height: 16px; }
html.light .theme-toggle .icon-sun { display: none; }
html:not(.light) .theme-toggle .icon-moon { display: none; }

.gh-stars {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 6px 12px;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--muted);
  transition: color 150ms ease-out, border-color 150ms ease-out;
}
.gh-stars:hover { color: var(--text); border-color: var(--border-strong); }
.gh-stars .star { color: var(--amber); }
.gh-stars .gh-loading { display: none; opacity: 0.6; }

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 4px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.9375rem;
  letter-spacing: 0.01em;
  border: 1px solid transparent;
  transition: filter 150ms ease-out, transform 150ms ease-out,
    border-color 150ms ease-out, color 150ms ease-out;
}
.btn:active { transform: scale(0.98); }

.btn-amber { background: var(--amber); color: var(--amber-ink); border-color: var(--amber); }
.btn-amber:hover { filter: brightness(1.08); }

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

.btn-sm { padding: 8px 14px; font-size: 0.875rem; }

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

.hero { padding: 72px 0 0; position: relative; }

.agent-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 56px;
}
.agent-row li {
  list-style: none;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 5px 12px;
  font-family: var(--font-display);
  font-size: 0.8125rem;
  color: var(--muted);
}
@media (prefers-reduced-motion: no-preference) {
  .agent-row li {
    opacity: 0;
    transform: translateY(10px);
    animation: fadeSlideIn 400ms ease-out forwards;
    animation-delay: calc(var(--i, 0) * 60ms);
  }
}
@keyframes fadeSlideIn { to { opacity: 1; transform: translateY(0); } }

.hero h1 {
  font-size: clamp(3.25rem, 9.5vw, 7.5rem);
  letter-spacing: -0.04em;
  text-transform: none;
}
.hero h1 .line-2 { display: block; color: var(--purple); }

.hero-sub {
  max-width: 56ch;
  margin-top: 28px;
  font-size: 1.125rem;
  color: var(--muted);
}

.command {
  margin-top: 40px;
  max-width: 440px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--code-bg);
}
.command code {
  display: block;
  padding: 14px 16px;
  font-family: var(--font-mono);
  font-size: 0.9375rem;
  white-space: nowrap;
  overflow: hidden;
}
.command .prompt-sign { color: var(--amber); }
.command .caret {
  display: inline-block;
  width: 8px;
  border-bottom: 2px solid var(--text);
  margin-left: 2px;
}
@media (prefers-reduced-motion: no-preference) {
  .command .caret { animation: caret-blink 1.06s steps(1) infinite; }
}
@keyframes caret-blink { 50% { opacity: 0; } }

.hero-ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; padding-bottom: 72px; }

.hero-capabilities {
  margin-top: 12px;
  font-size: 0.9375rem;
  color: var(--muted);
  max-width: 56ch;
}

.hero-capabilities {
  margin-top: 12px;
  font-size: 0.9375rem;
  color: var(--muted);
  max-width: 56ch;
}

/* stats — ruled cells, no cards */
.stat-row {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1px;
  background: var(--border);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.stat-row > div { background: var(--bg); padding: 26px 24px; }
.stat-row .num {
  font-family: var(--font-display);
  font-size: 2.375rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1;
}
.stat-row .micro { display: block; margin-top: 8px; }

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

.section { padding: 104px 0; }
.section-head { max-width: 720px; margin-bottom: 56px; }
.section-head h2 {
  font-size: clamp(2.125rem, 4.5vw, 3.375rem);
  letter-spacing: -0.03em;
}
.section-head h2 .accent { color: var(--purple); }
.section-head .lede { margin-top: 20px; font-size: 1.0625rem; color: var(--muted); }

/* ruled grid */
.grid-ruled {
  display: grid;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}
.grid-ruled > * { background: var(--bg); }

/* features */
.feature-grid { grid-template-columns: repeat(3, 1fr); }
.feature-cell { padding: 32px 28px 28px; transition: background 200ms ease-out; }
.feature-cell:hover { background: var(--surface); }
.feature-cell h3 { font-size: 1.375rem; margin-bottom: 12px; }
.feature-cell p { color: var(--muted); font-size: 0.9375rem; }
.tag-row { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 20px; }
.tag-row span {
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 3px 9px;
  font-family: var(--font-display);
  font-size: 0.75rem;
  color: var(--muted);
}

/* stacks — index rows */
.stack-list { grid-template-columns: 1fr 1fr; }
.stack-row {
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  grid-template-rows: auto auto;
  column-gap: 8px;
  padding: 26px 28px;
  transition: background 200ms ease-out, box-shadow 200ms ease-out;
  box-shadow: inset 0 0 0 0 var(--purple-deep);
}
.stack-row:hover { background: var(--surface); box-shadow: inset 3px 0 0 0 var(--purple-deep); }
.stack-row .index {
  grid-row: 1 / span 2;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--muted);
  padding-top: 5px;
}
.stack-row h3 { font-size: 1.25rem; }
.stack-row p { color: var(--muted); font-size: 0.9375rem; margin-top: 4px; }

/* ---------- how it works ---------- */

.steps { max-width: 880px; }
.step { border: 1px solid var(--border); border-radius: 6px; margin-bottom: 20px; background: var(--bg); }
.step-head {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 24px;
  border-bottom: 1px solid var(--border);
}
.step-head .n {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border: 1px solid var(--border-strong);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--purple);
}
.step-head h3 { font-size: 1.125rem; }
.step-body { padding: 24px; }

.mono-block {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  line-height: 1.7;
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 16px 18px;
  overflow-x: auto;
}
.mono-block .prompt-sign { color: var(--amber); }

.kv-row { display: flex; flex-wrap: wrap; gap: 8px; }
.kv-row span {
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 4px 10px;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--muted);
}
.kv-row span b { color: var(--purple); font-weight: 500; }
.search-note { margin-top: 16px; font-style: italic; color: var(--muted); font-size: 0.9375rem; }

.db-grid { grid-template-columns: repeat(3, 1fr); }
.db-cell { padding: 16px 18px; }
.db-cell .micro { display: block; margin-bottom: 6px; color: var(--purple); }
.db-cell .val { font-size: 0.9375rem; }
.color-list { display: flex; flex-direction: column; gap: 4px; font-family: var(--font-mono); font-size: 0.8125rem; }
.color-list .sw {
  display: inline-block;
  width: 10px;
  height: 10px;
  border: 1px solid var(--border-strong);
  margin-right: 8px;
  vertical-align: baseline;
}

pre.code {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  line-height: 1.7;
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 18px 20px;
  overflow-x: auto;
  color: var(--muted);
}
pre.code .tk { color: var(--purple); }
pre.code .tv { color: var(--amber); }
pre.code .tt { color: var(--text); }

.check-row { display: flex; flex-wrap: wrap; gap: 10px; }
.check-row span {
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 6px 12px;
  font-size: 0.875rem;
  color: var(--muted);
}
.check-row .tick { color: var(--amber); margin-right: 6px; }

.final-result img { border: 1px solid var(--border); border-radius: 4px; }
.final-result .actions { margin-top: 18px; }

.step-sep {
  text-align: center;
  color: var(--muted);
  font-family: var(--font-mono);
  margin: 0 0 20px;
}

/* ---------- gallery ---------- */

.filter-group { margin-bottom: 20px; }
.filter-group .micro { display: block; margin-bottom: 10px; }
.chip-wrap { display: flex; flex-wrap: wrap; gap: 8px; }
.chip-filter {
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 6px 13px;
  font-family: var(--font-display);
  font-size: 0.8438rem;
  color: var(--muted);
  transition: color 150ms ease-out, border-color 150ms ease-out,
    background 150ms ease-out;
}
.chip-filter:hover { color: var(--text); border-color: var(--border-strong); }
.chip-filter[aria-pressed="true"] {
  background: var(--amber);
  border-color: var(--amber);
  color: var(--amber-ink);
}

.demo-grid { grid-template-columns: repeat(3, 1fr); margin-top: 40px; }
.demo-card { display: flex; flex-direction: column; }
.demo-card figure { margin: 0; border-bottom: 1px solid var(--border); overflow: hidden; }
.demo-card figure img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: top;
  transition: transform 200ms ease-out;
}
@media (prefers-reduced-motion: no-preference) {
  .demo-card:hover figure img { transform: scale(1.02); }
}
.demo-body { padding: 20px 22px 22px; display: flex; flex-direction: column; flex: 1; }
.demo-meta { display: flex; justify-content: space-between; gap: 12px; margin-bottom: 10px; }
.demo-meta .cat { color: var(--purple); }
.demo-card h3 { font-size: 1.1875rem; margin-bottom: 6px; }
.demo-style { color: var(--muted); font-size: 0.875rem; }
.demo-colors {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 14px;
  font-size: 0.8125rem;
  color: var(--muted);
}
.demo-colors i {
  width: 12px;
  height: 12px;
  border: 1px solid var(--border-strong);
  display: inline-block;
}
.demo-actions {
  display: flex;
  gap: 18px;
  margin-top: auto;
  padding-top: 18px;
  font-family: var(--font-display);
  font-size: 0.875rem;
}
.demo-actions .view { color: var(--purple); }
.demo-actions .view:hover { color: var(--text); }
.demo-actions .prompt-btn { color: var(--muted); text-decoration: underline; text-underline-offset: 3px; }
.demo-actions .prompt-btn:hover { color: var(--amber); }

.gallery-foot { text-align: center; margin-top: 40px; }
.gallery-foot .meta { margin-top: 18px; color: var(--muted); font-size: 0.875rem; }
.gallery-foot .meta .n-cat { color: var(--purple); }
.gallery-foot .meta .n-light { color: var(--amber); }
.gallery-empty { padding: 60px 0; text-align: center; color: var(--muted); }

/* prompt dialog */
dialog.prompt-modal {
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  padding: 0;
  max-width: 560px;
  width: calc(100vw - 48px);
}
dialog.prompt-modal::backdrop { background: rgba(0, 0, 0, 0.6); }
.modal-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 18px 24px;
  border-bottom: 1px solid var(--border);
}
.modal-head h3 { font-size: 1.125rem; }
.modal-close { color: var(--muted); font-size: 1.25rem; line-height: 1; }
.modal-close:hover { color: var(--text); }
.modal-body { padding: 24px; max-height: 55vh; overflow-y: auto; }
.modal-body p { white-space: pre-wrap; color: var(--muted); font-size: 0.9375rem; }
.modal-actions { display: flex; gap: 12px; padding: 18px 24px; border-top: 1px solid var(--border); }
.modal-actions .btn { flex: 1; }

/* ---------- partners ---------- */

.partner-grid { grid-template-columns: repeat(3, 1fr); }
.partner-cell { padding: 30px 28px; transition: background 200ms ease-out; }
.partner-cell:hover { background: var(--surface); }
.partner-cell img {
  height: 36px;
  width: auto;
  margin-bottom: 18px;
  filter: grayscale(1);
  opacity: 0.85;
  transition: filter 300ms ease-out, opacity 300ms ease-out;
}
.partner-cell:hover img { filter: grayscale(0); opacity: 1; }
.partner-cell h3 { font-size: 1.25rem; margin-bottom: 8px; }
.partner-cell p { color: var(--muted); font-size: 0.9375rem; }
.partner-cell .visit {
  display: inline-block;
  margin-top: 16px;
  font-family: var(--font-display);
  font-size: 0.875rem;
  color: var(--purple);
}
.partner-cell .visit:hover { color: var(--text); }

/* ---------- cta band ---------- */

.cta-band { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.cta-band .inner { padding: 88px 0; max-width: 720px; }
.cta-band .rocket { font-size: 1.5rem; display: block; margin-bottom: 18px; }
.cta-band h2 { font-size: clamp(2.125rem, 4.5vw, 3.375rem); letter-spacing: -0.03em; }
.cta-band h2 .accent { color: var(--purple); }
.cta-band .lede { margin-top: 18px; color: var(--muted); font-size: 1.0625rem; }
.cta-band .actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.cta-checks { display: flex; flex-wrap: wrap; gap: 22px; margin-top: 30px; color: var(--muted); font-size: 0.9375rem; }
.cta-checks .tick { color: var(--amber); margin-right: 7px; }

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

.site-footer { border-top: 1px solid var(--border); padding: 64px 0 40px; }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: 40px;
}
.footer-brand .brand { margin-bottom: 14px; }
.footer-brand p { color: var(--muted); font-size: 0.9063rem; max-width: 34ch; }
.footer-col .micro { display: block; margin-bottom: 16px; }
.footer-col ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.footer-col a, .footer-col li { font-size: 0.9063rem; color: var(--muted); }
.footer-col a:hover { color: var(--text); }
.footer-bottom {
  margin-top: 56px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
  font-size: 0.875rem;
}
.footer-bottom a { color: var(--purple); }
.footer-bottom a:hover { color: var(--text); }

/* ---------- subpages (auth / premium / legal) ---------- */

.page-main { padding: 88px 0 104px; }

.auth-card { max-width: 420px; }
.auth-card h1 { font-size: 2.25rem; letter-spacing: -0.03em; }
.auth-card .lede { margin-top: 12px; color: var(--muted); }
.auth-form { margin-top: 36px; display: flex; flex-direction: column; gap: 20px; }
.auth-form .row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field label { display: block; margin-bottom: 8px; font-size: 0.875rem; color: var(--text); font-family: var(--font-display); }
.field input {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text);
  font: inherit;
  padding: 11px 14px;
  transition: border-color 150ms ease-out;
}
.field input:focus { border-color: var(--border-strong); }
.field input::placeholder { color: var(--muted); opacity: 0.7; }
.form-line { display: flex; justify-content: space-between; align-items: center; font-size: 0.875rem; }
.form-line a, .auth-alt a { color: var(--purple); }
.form-line a:hover, .auth-alt a:hover { color: var(--text); }
.auth-alt { margin-top: 24px; font-size: 0.9063rem; color: var(--muted); }

.legal-main { max-width: 760px; }
.legal-main .back { color: var(--muted); font-size: 0.875rem; }
.legal-main .back:hover { color: var(--text); }
.legal-main h1 { font-size: clamp(2.25rem, 5vw, 3rem); margin: 24px 0 8px; letter-spacing: -0.03em; }
.legal-main .updated { color: var(--muted); font-size: 0.9063rem; margin-bottom: 48px; }
.legal-main section { border-top: 1px solid var(--border); padding: 32px 0; }
.legal-main h2 { font-size: 1.375rem; margin-bottom: 14px; }
.legal-main p, .legal-main li { color: var(--muted); font-size: 0.9688rem; }
.legal-main p + p { margin-top: 12px; }
.legal-main ul { margin: 12px 0 0; padding-left: 22px; }
.legal-main a { color: var(--purple); }
.legal-main a:hover { color: var(--text); }

/* premium paused */
.pp-main { max-width: 760px; }
.pp-badge {
  display: inline-block;
  border: 1px solid var(--amber);
  color: var(--amber);
  border-radius: 3px;
  padding: 5px 12px;
  font-family: var(--font-display);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 28px;
}
.pp-main h1 { font-size: clamp(2.5rem, 6vw, 4rem); letter-spacing: -0.03em; }
.pp-main h1 .accent { color: var(--purple); display: block; }
.pp-main .lede { margin-top: 22px; color: var(--muted); font-size: 1.0625rem; max-width: 58ch; }
.pp-section { margin-top: 72px; }
.pp-section > h2 { font-size: 1.75rem; letter-spacing: -0.02em; margin-bottom: 28px; }
.pp-section > .sub { color: var(--muted); margin: -16px 0 28px; }
.pp-list { display: grid; gap: 1px; background: var(--border); border: 1px solid var(--border); }
.pp-item { background: var(--bg); padding: 24px 26px; display: grid; grid-template-columns: 3rem 1fr; column-gap: 10px; }
.pp-item .n {
  font-family: var(--font-mono);
  color: var(--purple);
  font-size: 0.9375rem;
  padding-top: 3px;
}
.pp-item .ico { font-size: 1.25rem; padding-top: 0; }
.pp-item h3 { font-size: 1.125rem; margin-bottom: 8px; }
.pp-item p { color: var(--muted); font-size: 0.9375rem; }
.pp-note { margin-top: 20px; color: var(--muted); font-size: 0.9375rem; }
.pp-note a { color: var(--purple); }
.pp-note a:hover { color: var(--text); }
.pp-eta { margin-top: 20px; font-family: var(--font-mono); font-size: 0.875rem; color: var(--muted); }
.pp-eta a { color: var(--purple); }

.notify-box { border: 1px solid var(--border-strong); border-radius: 6px; padding: 32px; margin-top: 72px; }
.notify-box .micro { display: block; margin-bottom: 10px; color: var(--amber); }
.notify-box h2 { font-size: 1.5rem; margin-bottom: 8px; }
.notify-box .sub { color: var(--muted); font-size: 0.9375rem; margin-bottom: 24px; }
.notify-form { display: flex; gap: 12px; align-items: flex-start; }
.notify-form .field { flex: 1; }
.notify-form .btn { margin-top: 30px; }
.notify-form .hint { margin-top: 8px; font-size: 0.8125rem; color: var(--muted); }
.pp-back { display: inline-block; margin-top: 48px; color: var(--muted); font-size: 0.9063rem; }
.pp-back:hover { color: var(--text); }

/* ---------- reveal motion ---------- */

.reveal { opacity: 1; transform: none; }
@media (prefers-reduced-motion: no-preference) {
  .js .reveal {
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 300ms ease-out, transform 300ms ease-out;
  }
  .js .reveal.visible { opacity: 1; transform: translateY(0); }
  
  /* staggered reveal for feature cells */
  .feature-grid .reveal { transition-delay: calc(var(--i, 0) * 80ms); }
}

/* ---------- responsive ---------- */

@media (max-width: 1000px) {
  .feature-grid, .demo-grid, .partner-grid, .db-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-row { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .site-header .container { flex-wrap: wrap; padding-top: 10px; padding-bottom: 10px; gap: 12px; }
  .site-nav { gap: 14px; margin-left: 0; order: 3; width: 100%; }
  .header-tools { margin-left: auto; }
  .hero { padding-top: 48px; }
  .agent-row { margin-bottom: 36px; }
  .section { padding: 72px 0; }
  .feature-grid, .demo-grid, .partner-grid, .db-grid, .stack-list { grid-template-columns: 1fr; }
  .stat-row { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .auth-form .row2 { grid-template-columns: 1fr; }
  .notify-form { flex-direction: column; }
  .notify-form .btn { width: 100%; }
  .pp-item { grid-template-columns: 2.25rem 1fr; }
}