/* =========================================================
   Inferly — Design System
   Flat. Editorial. AI-native. No gradients. No shadows.
   ========================================================= */

:root {
  /* color */
  --ink: #0A0A0A;
  --ink-2: #1A1A1A;
  --graphite: #3A3A3A;
  --muted: #6B6B6B;
  --muted-2: #8A8A8A;
  --rule: #E6E6E6;
  --rule-2: #F0F0F0;
  --paper: #FAFAFA;
  --paper-2: #F4F4F2;
  --canvas: #FFFFFF;
  --accent: #9B25F9;
  --accent-ink: #7C18C7;
  --ok: #1F7A4A;
  --warn: #B45309;
  --err: #B42318;

  /* type */
  --font-sans: "Inter Tight", Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-body: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  /* size */
  --fs-12: 0.75rem;
  --fs-13: 0.8125rem;
  --fs-14: 0.875rem;
  --fs-16: 1rem;
  --fs-18: 1.125rem;
  --fs-20: 1.25rem;
  --fs-24: 1.5rem;
  --fs-30: 1.875rem;
  --fs-36: 2.25rem;
  --fs-48: 3rem;
  --fs-60: 3.75rem;
  --fs-72: 4.5rem;

  /* space */
  --s-1: 4px; --s-2: 8px; --s-3: 12px; --s-4: 16px; --s-5: 20px;
  --s-6: 24px; --s-7: 32px; --s-8: 40px; --s-9: 48px; --s-10: 64px;
  --s-11: 80px; --s-12: 120px; --s-13: 160px;

  /* radius */
  --r-0: 0; --r-1: 4px; --r-2: 8px; --r-3: 12px; --r-full: 999px;

  /* layout */
  --container: 1200px;
  --container-wide: 1360px;
  --nav-h: 64px;
}

/* reset */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-size: var(--fs-16);
  line-height: 1.55;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; background: none; border: 0; color: inherit; padding: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
hr { border: 0; border-top: 1px solid var(--rule); margin: 0; }
input, textarea, select { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }

/* typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-sans);
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin: 0;
  line-height: 1.1;
}
h1 { font-size: clamp(2.25rem, 4.5vw + 1rem, 4.5rem); letter-spacing: -0.035em; }
h2 { font-size: clamp(1.75rem, 2.2vw + 1rem, 3rem); letter-spacing: -0.03em; }
h3 { font-size: var(--fs-24); }
h4 { font-size: var(--fs-20); }
p  { margin: 0; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}
.lead {
  font-size: clamp(var(--fs-18), 1.1vw + 0.9rem, var(--fs-24));
  line-height: 1.5;
  color: var(--graphite);
  max-width: 60ch;
}

.mono { font-family: var(--font-mono); }
.muted { color: var(--muted); }
.t-sm { font-size: var(--fs-14); }
.t-xs { font-size: var(--fs-12); }
.t-center { text-align: center; }

/* layout */
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.container-wide { width: 100%; max-width: var(--container-wide); margin: 0 auto; padding: 0 24px; }
.section { padding: clamp(64px, 9vw, 120px) 0; border-top: 1px solid var(--rule); }
.section-tight { padding: clamp(48px, 6vw, 80px) 0; border-top: 1px solid var(--rule); }
.section-flush { padding: clamp(64px, 9vw, 120px) 0; }

.grid { display: grid; gap: 24px; }
.g-2 { grid-template-columns: repeat(2, 1fr); }
.g-3 { grid-template-columns: repeat(3, 1fr); }
.g-4 { grid-template-columns: repeat(4, 1fr); }
.g-12 { grid-template-columns: repeat(12, 1fr); gap: 24px; }
.col-6 { grid-column: span 6; }
.col-5 { grid-column: span 5; }
.col-7 { grid-column: span 7; }
.col-4 { grid-column: span 4; }
.col-8 { grid-column: span 8; }
.col-12 { grid-column: span 12; }

.flex { display: flex; }
.flex-col { display: flex; flex-direction: column; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.between { justify-content: space-between; }
.gap-1 { gap: 4px; } .gap-2 { gap: 8px; } .gap-3 { gap: 12px; }
.gap-4 { gap: 16px; } .gap-6 { gap: 24px; } .gap-8 { gap: 40px; }

.stack > * + * { margin-top: var(--s-4); }
.stack-lg > * + * { margin-top: var(--s-6); }
.stack-xl > * + * { margin-top: var(--s-8); }

/* navbar */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(250, 250, 250, 0.85);
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--rule);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: var(--nav-h);
  max-width: var(--container-wide); margin: 0 auto; padding: 0 24px;
}
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 500; letter-spacing: -0.01em; }
.brand-logo { display: block; height: 22px; width: auto; }

.nav-links { display: flex; gap: 4px; align-items: center; }
.nav-link {
  padding: 8px 12px; font-size: var(--fs-14); color: var(--graphite);
  border-radius: 6px; transition: color .15s ease;
}
.nav-link:hover { color: var(--ink); }
.nav-cta { display: flex; gap: 8px; align-items: center; }

.menu-btn { display: none; width: 40px; height: 40px; align-items: center; justify-content: center; border: 1px solid var(--rule); border-radius: 8px; }
.menu-btn span { width: 16px; height: 1.5px; background: var(--ink); position: relative; }
.menu-btn span::before, .menu-btn span::after {
  content: ""; position: absolute; left: 0; width: 16px; height: 1.5px; background: var(--ink);
}
.menu-btn span::before { top: -5px; }
.menu-btn span::after  { top: 5px; }

/* buttons */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 16px; font-size: var(--fs-14); font-weight: 500;
  border: 1px solid transparent; border-radius: 8px;
  transition: background .15s ease, color .15s ease, border-color .15s ease;
  white-space: nowrap;
}
.btn-primary { background: var(--ink); color: #fff; border-color: var(--ink); }
.btn-primary:hover { background: var(--ink-2); }
.btn-secondary { background: var(--canvas); color: var(--ink); border-color: var(--rule); }
.btn-secondary:hover { border-color: var(--ink); }
.btn-ghost { color: var(--ink); }
.btn-ghost:hover { color: var(--accent); }
.btn-lg { padding: 13px 20px; font-size: var(--fs-16); }
.btn-sm { padding: 7px 12px; font-size: var(--fs-13); }

.arrow { width: 14px; height: 14px; flex: 0 0 14px; }

/* hero */
.hero {
  padding: clamp(64px, 9vw, 140px) 0 clamp(48px, 7vw, 96px);
  position: relative;
}
.hero-grid { position: absolute; inset: 0; opacity: .5; pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(0,0,0,.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(0,0,0,.04) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, black, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, black, transparent 70%);
}
.hero-inner { position: relative; }
.hero h1 { max-width: 18ch; }
.hero .lead { margin-top: 24px; }
.hero-actions { margin-top: 40px; display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.hero-meta { margin-top: 24px; color: var(--muted); font-size: var(--fs-13); display:flex; gap:24px; flex-wrap:wrap; }

/* pill / tag */
.pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 12px; border: 1px solid var(--rule);
  background: var(--canvas);
  border-radius: var(--r-full);
  font-size: var(--fs-12); color: var(--graphite);
  font-family: var(--font-mono); letter-spacing: 0.04em;
}
.pill .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--ok); }

.tag {
  display: inline-block; padding: 3px 8px; border: 1px solid var(--rule);
  border-radius: 4px; font-size: var(--fs-12); color: var(--graphite);
  font-family: var(--font-mono);
}

/* card */
.card {
  background: var(--canvas);
  border: 1px solid var(--rule);
  border-radius: var(--r-3);
  padding: 28px;
}
.card-flat { background: transparent; border: 1px solid var(--rule); border-radius: var(--r-3); padding: 28px; }
.card-tight { padding: 20px; }
.card h3 { font-size: var(--fs-20); margin-bottom: 8px; }
.card p { color: var(--muted); font-size: var(--fs-14); }

/* logo strip */
.logos {
  display: grid; grid-template-columns: repeat(6, 1fr); gap: 0;
  border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule);
}
.logos > div {
  display: flex; align-items: center; justify-content: center;
  padding: 28px 16px;
  border-right: 1px solid var(--rule);
  color: var(--muted); font-family: var(--font-sans); font-weight: 500;
  letter-spacing: -0.01em;
  font-size: var(--fs-14);
}
.logos > div:last-child { border-right: 0; }

/* feature bento */
.bento { display: grid; grid-template-columns: repeat(6, 1fr); grid-auto-rows: minmax(180px, auto); gap: 1px; background: var(--rule); border: 1px solid var(--rule); border-radius: var(--r-3); overflow: hidden; }
.bento-cell { background: var(--canvas); padding: 28px; display: flex; flex-direction: column; justify-content: space-between; min-height: 240px; }
.bento-cell h3 { font-size: var(--fs-20); }
.bento-cell p { color: var(--muted); font-size: var(--fs-14); margin-top: 8px; }
.bento-w-3 { grid-column: span 3; }
.bento-w-2 { grid-column: span 2; }
.bento-w-4 { grid-column: span 4; }
.bento-w-6 { grid-column: span 6; }

/* code block */
.code {
  background: var(--ink);
  color: #E8E8E8;
  border-radius: var(--r-3);
  padding: 20px 22px;
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  line-height: 1.7;
  overflow-x: auto;
  border: 1px solid var(--ink);
}
.code .c-key { color: #B0E5FF; }
.code .c-str { color: #FFD9A0; }
.code .c-com { color: #7C7C7C; }
.code .c-fn  { color: #C6FFB1; }
.code .c-num { color: #FFC0C9; }

/* metrics row */
.metrics { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--rule); border-radius: var(--r-3); overflow: hidden; background: var(--canvas); }
.metric { padding: 28px; border-right: 1px solid var(--rule); }
.metric:last-child { border-right: 0; }
.metric .n { font-family: var(--font-sans); font-size: var(--fs-48); letter-spacing: -0.03em; line-height: 1; }
.metric .l { color: var(--muted); margin-top: 8px; font-size: var(--fs-13); }

/* pricing */
.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border: 1px solid var(--rule); border-radius: var(--r-3); overflow: hidden; background: var(--canvas); }
.price-col { padding: 32px; border-right: 1px solid var(--rule); display: flex; flex-direction: column; }
.price-col:last-child { border-right: 0; }
.price-col.featured { background: var(--ink); color: #fff; }
.price-col.featured h3, .price-col.featured .price-num { color: #fff; }
.price-col.featured .price-li { color: #C9C9C9; }
.price-col.featured .price-li svg { stroke: #fff; }
.price-col.featured .btn-secondary { background: transparent; color: #fff; border-color: #2A2A2A; }
.price-col.featured .btn-secondary:hover { border-color: #fff; }
.price-num { font-size: var(--fs-48); letter-spacing: -0.03em; line-height: 1; font-family: var(--font-sans); }
.price-num .per { font-size: var(--fs-14); color: var(--muted); margin-left: 4px; }
.price-ul { margin-top: 24px; }
.price-li { display: flex; gap: 10px; align-items: flex-start; padding: 8px 0; font-size: var(--fs-14); color: var(--graphite); }
.price-li svg { width: 16px; height: 16px; margin-top: 3px; flex: 0 0 16px; stroke: var(--ink); }
.price-col .btn { margin-top: 24px; justify-content: center; }

/* table */
.tbl { width: 100%; border-collapse: collapse; background: var(--canvas); border: 1px solid var(--rule); border-radius: var(--r-3); overflow: hidden; }
.tbl th, .tbl td { text-align: left; padding: 14px 18px; font-size: var(--fs-14); border-bottom: 1px solid var(--rule); }
.tbl th { font-family: var(--font-mono); font-weight: 500; font-size: var(--fs-12); color: var(--muted); text-transform: uppercase; letter-spacing: 0.08em; background: var(--paper); }
.tbl tr:last-child td { border-bottom: 0; }
.tbl td.check { color: var(--ok); }
.tbl td.x { color: var(--muted); }

/* faq / accordion */
.faq { border-top: 1px solid var(--rule); }
.faq-item { border-bottom: 1px solid var(--rule); }
.faq-q { width: 100%; display: flex; justify-content: space-between; align-items: center; padding: 22px 0; text-align: left; font-size: var(--fs-18); font-family: var(--font-sans); letter-spacing: -0.01em; color: var(--ink); }
.faq-q .ic { width: 18px; height: 18px; position: relative; transition: transform .2s ease; flex: 0 0 18px; }
.faq-q .ic::before, .faq-q .ic::after { content: ""; position: absolute; background: var(--ink); }
.faq-q .ic::before { left: 0; right: 0; top: 8px; height: 1.5px; }
.faq-q .ic::after  { top: 0; bottom: 0; left: 8px; width: 1.5px; transition: transform .2s ease; }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .25s ease; color: var(--muted); font-size: var(--fs-15, 0.95rem); }
.faq-a-inner { padding: 0 0 22px 0; max-width: 75ch; line-height: 1.65; color: var(--graphite); }
.faq-item.open .faq-q .ic::after { transform: rotate(90deg); }
.faq-item.open .faq-a { max-height: 320px; }

/* tabs */
.tabs { display: flex; gap: 0; border-bottom: 1px solid var(--rule); margin-bottom: 32px; }
.tab { padding: 12px 18px; font-size: var(--fs-14); color: var(--muted); border-bottom: 2px solid transparent; margin-bottom: -1px; font-family: var(--font-mono); letter-spacing: 0.04em; }
.tab.active { color: var(--ink); border-bottom-color: var(--ink); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* footer */
.footer { border-top: 1px solid var(--rule); background: var(--paper); padding: 64px 0 40px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr repeat(4, 1fr); gap: 40px; }
.footer h5 { font-family: var(--font-mono); font-size: var(--fs-12); letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); margin-bottom: 16px; font-weight: 500; }
.footer a { display: block; padding: 4px 0; color: var(--graphite); font-size: var(--fs-14); }
.footer a:hover { color: var(--ink); }
.footer-bottom { margin-top: 56px; padding-top: 24px; border-top: 1px solid var(--rule); display: flex; justify-content: space-between; align-items: center; color: var(--muted); font-size: var(--fs-13); }

/* CTA block */
.cta-block {
  background: var(--ink); color: #fff;
  border-radius: var(--r-3);
  padding: clamp(48px, 6vw, 80px) clamp(32px, 5vw, 64px);
  display: grid; grid-template-columns: 1fr auto; gap: 32px; align-items: center;
}
.cta-block h2 { color: #fff; max-width: 22ch; }
.cta-block p { color: #B8B8B8; margin-top: 12px; max-width: 50ch; }
.cta-block .btn-primary { background: #fff; color: var(--ink); border-color: #fff; }
.cta-block .btn-primary:hover { background: #EAEAEA; }
.cta-block .btn-secondary { background: transparent; color: #fff; border-color: #2A2A2A; }
.cta-block .btn-secondary:hover { border-color: #fff; }

/* dashboard mock */
.mock {
  border: 1px solid var(--rule);
  border-radius: var(--r-3);
  overflow: hidden;
  background: var(--canvas);
}
.mock-head { display: flex; align-items: center; gap: 8px; padding: 12px 16px; border-bottom: 1px solid var(--rule); background: var(--paper); }
.mock-head .d { width: 10px; height: 10px; border-radius: 50%; background: var(--rule); }
.mock-body { display: grid; grid-template-columns: 200px 1fr; min-height: 360px; }
.mock-side { border-right: 1px solid var(--rule); padding: 16px; background: var(--paper); }
.mock-side .it { font-size: var(--fs-13); color: var(--graphite); padding: 6px 10px; border-radius: 6px; }
.mock-side .it.active { background: var(--canvas); color: var(--ink); border: 1px solid var(--rule); }
.mock-main { padding: 24px; }
.mock-row { display: flex; justify-content: space-between; padding: 12px 0; border-bottom: 1px solid var(--rule-2); font-size: var(--fs-13); }
.mock-row:last-child { border-bottom: 0; }
.mock-row .k { color: var(--muted); font-family: var(--font-mono); }
.mock-row .v { color: var(--ink); font-family: var(--font-mono); }

/* bar chart */
.bars { display: flex; align-items: flex-end; gap: 6px; height: 120px; margin-top: 16px; }
.bar { width: 100%; background: var(--ink); border-radius: 2px 2px 0 0; }
.bar.alt { background: var(--rule); }

/* form */
.field { display: flex; flex-direction: column; gap: 8px; margin-bottom: 16px; }
.field label { font-size: var(--fs-13); color: var(--graphite); }
.field input, .field textarea, .field select {
  border: 1px solid var(--rule); border-radius: 8px; padding: 11px 14px;
  background: var(--canvas); font-size: var(--fs-14);
}
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--ink); }

/* blog grid */
.posts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.post { display: flex; flex-direction: column; gap: 12px; padding-bottom: 24px; border-bottom: 1px solid var(--rule); }
.post .meta { font-family: var(--font-mono); font-size: var(--fs-12); color: var(--muted); letter-spacing: 0.06em; }
.post h3 { font-size: var(--fs-20); }
.post p { color: var(--muted); font-size: var(--fs-14); }

/* changelog */
.cl-item { display: grid; grid-template-columns: 200px 1fr; gap: 32px; padding: 32px 0; border-bottom: 1px solid var(--rule); }
.cl-item .date { font-family: var(--font-mono); font-size: var(--fs-13); color: var(--muted); }
.cl-item h3 { font-size: var(--fs-24); margin-bottom: 12px; }

/* page header */
.page-head { padding: clamp(64px, 8vw, 120px) 0 clamp(40px, 5vw, 64px); }
.page-head .eyebrow { margin-bottom: 16px; }
.page-head h1 { font-size: clamp(2rem, 3.5vw + 1rem, 3.75rem); max-width: 22ch; }
.page-head .lead { margin-top: 20px; }

/* docs */
.docs { display: grid; grid-template-columns: 240px 1fr; gap: 48px; align-items: start; }
.docs-side { position: sticky; top: 96px; }
.docs-side h5 { font-family: var(--font-mono); font-size: var(--fs-12); letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); margin: 24px 0 8px; font-weight: 500; }
.docs-side h5:first-child { margin-top: 0; }
.docs-side a { display: block; padding: 6px 10px; font-size: var(--fs-14); color: var(--graphite); border-radius: 6px; }
.docs-side a.active { background: var(--canvas); color: var(--ink); border: 1px solid var(--rule); }
.docs-content h2 { margin-top: 48px; }
.docs-content h2:first-child { margin-top: 0; }
.docs-content h3 { margin-top: 32px; font-size: var(--fs-20); }
.docs-content p { margin-top: 12px; color: var(--graphite); max-width: 70ch; }
.docs-content ul { margin-top: 12px; padding-left: 0; }
.docs-content ul li { padding: 4px 0 4px 20px; position: relative; color: var(--graphite); }
.docs-content ul li::before { content: ""; position: absolute; left: 0; top: 14px; width: 8px; height: 1px; background: var(--ink); }
.docs-content .code { margin-top: 16px; }

/* roadmap */
.kanban { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.kanban-col { border: 1px solid var(--rule); border-radius: var(--r-3); padding: 20px; background: var(--canvas); min-height: 360px; }
.kanban-col h5 { font-family: var(--font-mono); font-size: var(--fs-12); letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); margin-bottom: 16px; }
.kanban-card { padding: 14px; border: 1px solid var(--rule); border-radius: 8px; margin-bottom: 12px; font-size: var(--fs-14); }
.kanban-card .tag { margin-top: 8px; }

/* responsive */
@media (max-width: 1024px) {
  .g-4 { grid-template-columns: repeat(2, 1fr); }
  .g-3 { grid-template-columns: repeat(2, 1fr); }
  .bento { grid-template-columns: repeat(4, 1fr); }
  .bento-w-3, .bento-w-4, .bento-w-2 { grid-column: span 2; }
  .bento-w-6 { grid-column: span 4; }
  .price-grid { grid-template-columns: 1fr; }
  .price-col { border-right: 0; border-bottom: 1px solid var(--rule); }
  .price-col:last-child { border-bottom: 0; }
  .metrics { grid-template-columns: repeat(2, 1fr); }
  .metric:nth-child(2) { border-right: 0; }
  .metric:nth-child(-n+2) { border-bottom: 1px solid var(--rule); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .posts { grid-template-columns: repeat(2, 1fr); }
  .docs { grid-template-columns: 1fr; }
  .docs-side { position: static; }
  .kanban { grid-template-columns: repeat(2, 1fr); }
  .cta-block { grid-template-columns: 1fr; }
  .cl-item { grid-template-columns: 1fr; gap: 12px; }
}
@media (max-width: 768px) {
  .nav-links { display: none; position: absolute; top: var(--nav-h); left: 0; right: 0; background: var(--paper); border-bottom: 1px solid var(--rule); flex-direction: column; padding: 16px; gap: 0; }
  .nav-links.open { display: flex; }
  .nav-link { padding: 12px; width: 100%; border-bottom: 1px solid var(--rule-2); }
  .nav-cta .btn-ghost { display: none; }
  .menu-btn { display: inline-flex; }
  .g-2, .g-3, .g-4 { grid-template-columns: 1fr; }
  .col-5, .col-7, .col-6, .col-4, .col-8 { grid-column: span 12; }
  .bento { grid-template-columns: 1fr; }
  .bento-w-3, .bento-w-4, .bento-w-2, .bento-w-6 { grid-column: span 1; }
  .logos { grid-template-columns: repeat(3, 1fr); }
  .logos > div:nth-child(3n) { border-right: 0; }
  .logos > div:nth-child(-n+3) { border-bottom: 1px solid var(--rule); }
  .metrics { grid-template-columns: 1fr; }
  .metric { border-right: 0; border-bottom: 1px solid var(--rule); }
  .metric:last-child { border-bottom: 0; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; gap: 8px; align-items: flex-start; }
  .posts { grid-template-columns: 1fr; }
  .kanban { grid-template-columns: 1fr; }
  .mock-body { grid-template-columns: 1fr; }
  .mock-side { border-right: 0; border-bottom: 1px solid var(--rule); display: flex; gap: 8px; overflow-x: auto; }
}

/* reveal */
.reveal { opacity: 0; transform: translateY(8px); transition: opacity .5s ease, transform .5s ease; }
.reveal.in { opacity: 1; transform: none; }