/* =========================================================
   DORA IA — Landing Page
   Design language inherited from the GL Suite (BrandMeUp)
   Fonts: DM Sans (body) + Montserrat (display)
   ========================================================= */

:root {
  /* Paper & ink */
  --paper:        #f5f4ef;
  --paper-deep:   #ecebe5;
  --paper-warm:   #fafaf6;
  --ink:          #0a0a0f;
  --ink-soft:     #2a2a33;
  --ink-mute:     #6b6b75;
  --ink-faint:    #50505a;

  /* Brand — electric deep blue */
  --brand:        #0014ff;
  --brand-bright: #2040ff;
  --brand-soft:   #6a80ff;
  --brand-dim:    #0014ff2e;
  --brand-wash:   #0014ff0f;

  /* Rules */
  --rule:         #0a0a0f1f;
  --rule-soft:    #0a0a0f0f;

  /* Type system */
  --font-body:    'DM Sans', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  --font-display: 'Montserrat', system-ui, sans-serif;
  --font-mono:    'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;

  /* Sizing */
  --max:          80rem;
  --gutter:       1.5rem;

  /* Motion */
  --ease-out:     cubic-bezier(0,0,.2,1);
}

/* =========================================================
   Reset & base
   ========================================================= */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: 'ss01','cv11';
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; transition: color .2s var(--ease-out); }
button, a { cursor: pointer; }
ul, ol { padding: 0; margin: 0; list-style: none; }
h1,h2,h3,h4,h5,h6, p { margin: 0; }
.bg-paper { background: var(--paper); }
.text-ink { color: var(--ink); }

/* =========================================================
   Halftone background pattern (full page)
   ========================================================= */
.bg-halftone {
  position: fixed;
  inset: 0;
  background-image: radial-gradient(circle, rgba(10,10,15,0.06) 0.5px, transparent 0.6px);
  background-size: 22px 22px;
  pointer-events: none;
  z-index: 0;
}
main, header, footer, .util-bar { position: relative; z-index: 1; }

/* =========================================================
   Utility bar (very top)
   ========================================================= */
.util-bar {
  position: sticky;
  top: 0;
  height: 44px;
  border-bottom: 1px solid var(--rule);
  background: rgba(245,244,239,0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 60;
}
.util-inner {
  max-width: var(--max);
  margin: 0 auto;
  height: 100%;
  padding: 0 var(--gutter);
  display: flex;
  align-items: center;
  gap: 14px;
}
.globe-icon { width: 16px; height: 16px; color: var(--ink-mute); flex: none; }
.util-text {
  flex: 1;
  font-size: 13px;
  color: var(--ink-soft);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.util-strong { color: var(--ink); font-weight: 600; }
.util-pill {
  flex: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--ink);
  color: var(--paper);
  font-size: 12px;
  font-weight: 500;
  transition: background .2s var(--ease-out);
}
.util-pill:hover { background: #1a1a23; }

/* =========================================================
   Site header
   ========================================================= */
.site-header {
  position: sticky;
  top: 44px;
  border-bottom: 1px solid var(--rule);
  background: rgba(245,244,239,0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  z-index: 50;
}
.header-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
}
.logo-mark {
  width: 22px;
  height: 22px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-bright) 60%, var(--ink) 100%);
  box-shadow:
    inset 0 0 0 2px var(--paper),
    0 0 0 1px rgba(0,20,255,0.2),
    0 6px 18px -8px rgba(0,20,255,0.55);
}
.logo-word {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.015em;
  font-size: 18px;
}
.nav-links {
  display: none;
  gap: 30px;
  font-size: 13px;
  color: var(--ink-mute);
}
.nav-links a:hover { color: var(--ink); }
.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}
.lang-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border: 1px solid var(--rule);
  border-radius: 999px;
  background: var(--paper);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
}
.header-divider {
  display: none;
  width: 1px;
  height: 20px;
  background: var(--rule);
}

@media (min-width: 1024px) {
  .nav-links { display: flex; }
  .header-divider { display: block; }
}

/* =========================================================
   Buttons
   ========================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 38px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 500;
  white-space: nowrap;
  transition: all .2s var(--ease-out);
}
.btn-lg { height: 50px; padding: 0 26px; font-size: 15px; font-weight: 600; }
.btn-primary {
  background: var(--brand);
  color: #fff;
  box-shadow:
    0 1px 0 rgba(255,255,255,0.12) inset,
    0 1px 2px rgba(10,10,15,0.15);
}
.btn-primary:hover {
  background: var(--brand-bright);
  box-shadow:
    0 1px 0 rgba(255,255,255,0.18) inset,
    0 14px 36px -12px rgba(0,20,255,0.55);
  transform: translateY(-1px);
}
.btn-ghost {
  color: var(--ink-soft);
  background: transparent;
}
.btn-ghost:hover {
  color: var(--ink);
  background: var(--rule-soft);
}

/* =========================================================
   Layout primitives
   ========================================================= */
.section { padding: 96px 0; position: relative; }
.section-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.section-tinted { background: var(--paper-deep); border-top: 1px solid var(--rule-soft); border-bottom: 1px solid var(--rule-soft); }
.section-dark {
  background: var(--ink);
  color: #f5f4ef;
}
.section-dark .section-num { color: rgba(245,244,239,0.55); }
.section-dark .section-sub { color: rgba(245,244,239,0.7); }

@media (min-width: 768px) {
  .section { padding: 130px 0; }
}

/* Section heads */
.section-head { max-width: 56rem; }
.section-head-light { color: #f5f4ef; }
.section-num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ink-mute);
  text-transform: uppercase;
  margin-bottom: 24px;
}
.section-sub {
  margin-top: 22px;
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink-soft);
  font-weight: 400;
  max-width: 42rem;
}
.section-dark .section-sub { color: rgba(245,244,239,0.72); }

/* Display type */
.display, .display-2, .display-cta {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--ink);
  line-height: 0.98;
}
.display {
  font-size: clamp(2.6rem, 6.4vw, 5.4rem);
  max-width: 18ch;
}
.display-2 {
  font-size: clamp(2.1rem, 4.8vw, 3.75rem);
  letter-spacing: -0.022em;
  line-height: 1.02;
}
.display-cta {
  font-size: clamp(2.4rem, 5.6vw, 4.5rem);
  line-height: 1;
}
.section-dark .display-2,
.section-dark .display-cta { color: #f5f4ef; }
.display em {
  font-style: italic;
  font-family: 'DM Sans', serif;
  font-weight: 500;
}
.display-2 em {
  font-style: italic;
  font-weight: 500;
}

.gradient-text {
  background: linear-gradient(105deg, var(--brand) 0%, var(--brand-bright) 50%, var(--brand-soft) 100%);
  -webkit-background-clip: text;
          background-clip: text;
  -webkit-text-fill-color: transparent;
          color: transparent;
}

/* Eyebrows / tags / badges */
.eyebrow-row {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.tag-eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-mute);
  letter-spacing: 0.04em;
}
.status-dot {
  width: 8px; height: 8px;
  border-radius: 999px;
  background: var(--brand);
  box-shadow: 0 0 0 4px var(--brand-wash), 0 0 0 8px transparent;
  animation: pulse-dot 2.4s var(--ease-out) infinite;
}
@keyframes pulse-dot {
  0%,100% { box-shadow: 0 0 0 4px var(--brand-wash); }
  50%     { box-shadow: 0 0 0 6px var(--brand-dim); }
}
.accent-bar-h {
  display: inline-block;
  width: 36px; height: 2px;
  background: var(--ink);
  vertical-align: middle;
}

/* Rise animation */
.rise {
  opacity: 0;
  transform: translateY(14px);
  animation: rise .9s var(--ease-out) forwards;
}
.rise-1 { animation-delay: .08s; }
.rise-2 { animation-delay: .16s; }
@keyframes rise {
  to { opacity: 1; transform: translateY(0); }
}

/* =========================================================
   HERO
   ========================================================= */
.hero {
  position: relative;
  overflow: hidden;
  padding-top: 96px;
  padding-bottom: 96px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(60% 50% at 50% 25%, rgba(32,64,255,0.18), transparent 70%),
    radial-gradient(50% 40% at 88% 88%, rgba(0,20,255,0.16), transparent 70%);
  pointer-events: none;
}
.hero-inner {
  position: relative;
  max-width: var(--max);
  margin: 0 auto;
  padding: 64px var(--gutter) 32px;
}
.hero-grid {
  margin-top: 56px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}
@media (min-width: 768px) {
  .hero { padding-top: 144px; }
  .hero-inner { padding-top: 24px; }
  .hero-grid {
    margin-top: 80px;
    grid-template-columns: 1.1fr .9fr;
    gap: 56px;
    align-items: end;
  }
}
.lede {
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink-soft);
  font-weight: 300;
  max-width: 38rem;
}
.lede strong { color: var(--ink); font-weight: 600; }
.cta-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.trust-line {
  margin-top: 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-mute);
  letter-spacing: 0.02em;
}

/* =========================================================
   Feature strip (4 numbered)
   ========================================================= */
.strip {
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  background: var(--paper-warm);
}
.strip-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 28px var(--gutter);
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
@media (min-width: 768px) {
  .strip-inner { grid-template-columns: repeat(4, 1fr); }
}
.strip-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}
.strip-num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--brand);
  padding-top: 4px;
  letter-spacing: 0.06em;
}
.strip-text {
  font-size: 14px;
  color: var(--ink-soft);
  line-height: 1.4;
}
.strip-text strong {
  display: block;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.02em;
  margin-bottom: 2px;
}

/* =========================================================
   Problem cards
   ========================================================= */
.problem-grid {
  margin-top: 64px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
@media (min-width: 768px) {
  .problem-grid { grid-template-columns: repeat(3, 1fr); gap: 20px; }
}
.problem-card,
.case-card {
  position: relative;
  padding: 32px 28px;
  background: var(--paper-warm);
  border: 1px solid var(--rule);
  border-radius: 18px;
  transition: transform .25s var(--ease-out), border-color .25s var(--ease-out), box-shadow .25s var(--ease-out);
}
.problem-card:hover,
.case-card:hover {
  transform: translateY(-2px);
  border-color: rgba(0,20,255,0.25);
  box-shadow: 0 22px 50px -28px rgba(0,20,255,0.25);
}
.card-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--brand);
  letter-spacing: 0.06em;
  margin-bottom: 18px;
}
.card-title {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.018em;
  margin-bottom: 10px;
  color: var(--ink);
}
.card-body {
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.55;
}

/* =========================================================
   Pillars (3 columns)
   ========================================================= */
.pillars {
  margin-top: 64px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  padding: 40px 0;
}
@media (min-width: 768px) {
  .pillars {
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
  }
  .pillar + .pillar { border-left: 1px solid var(--rule); padding-left: 32px; }
  .pillar { padding-right: 32px; }
}
.pillar-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--brand);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.pillar-title {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 8px 0 12px;
}
.pillar-body {
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.55;
  max-width: 28ch;
}

/* "Knows" block */
.knows-block {
  margin-top: 56px;
  padding: 36px;
  background: var(--paper-warm);
  border: 1px solid var(--rule);
  border-radius: 22px;
}
.knows-head { display: flex; align-items: center; gap: 14px; margin-bottom: 24px; }
.knows-title {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.018em;
}
.knows-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px 32px;
  font-size: 15px;
  color: var(--ink-soft);
}
@media (min-width: 768px) { .knows-list { grid-template-columns: 1fr 1fr; } }
.knows-list li {
  display: flex; gap: 10px; align-items: flex-start;
  padding: 12px 0;
  border-bottom: 1px solid var(--rule-soft);
}
.check {
  color: var(--brand);
  font-weight: 700;
}

/* =========================================================
   Channels grid
   ========================================================= */
.channels-grid {
  margin-top: 64px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
@media (min-width: 768px) {
  .channels-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
}
@media (min-width: 1100px) {
  .channels-grid { grid-template-columns: repeat(4, 1fr); }
}
.channel-card {
  position: relative;
  padding: 28px 26px 70px;
  border: 1px solid var(--rule);
  border-radius: 18px;
  background: linear-gradient(180deg, var(--paper-warm) 0%, var(--paper) 100%);
  min-height: 240px;
  transition: transform .25s var(--ease-out), border-color .25s var(--ease-out), box-shadow .25s var(--ease-out);
}
.channel-card:hover {
  transform: translateY(-2px);
  border-color: rgba(0,20,255,0.3);
  box-shadow: 0 22px 50px -28px rgba(0,20,255,0.3);
}
.channel-num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--brand);
  letter-spacing: 0.06em;
  margin-bottom: 16px;
}
.channel-title {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.018em;
  margin-bottom: 10px;
}
.channel-body {
  color: var(--ink-soft);
  font-size: 14.5px;
  line-height: 1.55;
}
.channel-tag {
  position: absolute;
  bottom: 22px; left: 26px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  padding: 5px 11px;
  border-radius: 999px;
  background: var(--brand-wash);
  color: var(--brand);
}
.channel-tag-soon {
  background: rgba(10,10,15,0.05);
  color: var(--ink-mute);
}

/* =========================================================
   Process steps (dark section)
   ========================================================= */
.steps {
  margin-top: 64px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid rgba(245,244,239,0.12);
}
@media (min-width: 900px) {
  .steps { grid-template-columns: repeat(4, 1fr); border-top: 0; }
}
.step {
  padding: 32px 28px;
  border-bottom: 1px solid rgba(245,244,239,0.12);
}
@media (min-width: 900px) {
  .step {
    border-bottom: 0;
    border-top: 1px solid rgba(245,244,239,0.12);
    padding: 40px 28px 40px 0;
  }
  .step + .step { padding-left: 32px; border-left: 1px solid rgba(245,244,239,0.12); }
}
.step-num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--brand-soft);
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}
.step-title {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.018em;
  color: #f5f4ef;
  margin-bottom: 10px;
}
.step-body {
  color: rgba(245,244,239,0.7);
  font-size: 14.5px;
  line-height: 1.55;
}

/* =========================================================
   Use cases grid
   ========================================================= */
.cases-grid {
  margin-top: 64px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
@media (min-width: 768px) {
  .cases-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
}
@media (min-width: 1100px) {
  .cases-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}
.case-card {
  padding: 30px 28px;
}
.case-card-wide { grid-column: 1 / -1; }
@media (min-width: 1100px) {
  .case-card-wide { grid-column: span 3; }
}
.case-title {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.018em;
  margin-bottom: 10px;
}
.case-body {
  color: var(--ink-soft);
  font-size: 14.5px;
  line-height: 1.55;
}

/* =========================================================
   Benefits
   ========================================================= */
.benefits-grid {
  margin-top: 64px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--rule);
  border-left: 1px solid var(--rule);
}
@media (min-width: 768px) {
  .benefits-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .benefits-grid { grid-template-columns: repeat(3, 1fr); }
}
.benefit {
  padding: 36px 28px;
  border-right: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  background: var(--paper-warm);
  transition: background .2s var(--ease-out);
}
.benefit:hover { background: #fff; }
.benefit-stat {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 800;
  color: var(--brand);
  letter-spacing: -0.025em;
  margin-bottom: 14px;
}
.benefit-title {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.015em;
  color: var(--ink);
  margin-bottom: 6px;
}
.benefit-body {
  color: var(--ink-mute);
  font-size: 14px;
  line-height: 1.5;
}

/* =========================================================
   Integrations
   ========================================================= */
.integrations-grid {
  margin-top: 64px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
@media (min-width: 900px) {
  .integrations-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
  }
}
.int-group {
  padding: 30px;
  border: 1px solid var(--rule);
  border-radius: 18px;
  background: var(--paper-warm);
}
.int-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--brand);
  text-transform: uppercase;
  display: inline-block;
  margin-bottom: 18px;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--brand-wash);
}
.int-list li {
  padding: 12px 0;
  border-bottom: 1px solid var(--rule-soft);
  font-size: 14.5px;
  color: var(--ink-soft);
}
.int-list li:last-child { border-bottom: 0; }

/* =========================================================
   FAQ
   ========================================================= */
.faq-list {
  margin-top: 56px;
  border-top: 1px solid var(--rule);
}
.faq-item {
  border-bottom: 1px solid var(--rule);
}
.faq-item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding: 26px 4px;
  transition: color .2s var(--ease-out);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--brand); }
.faq-q {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.012em;
  color: var(--ink);
}
.faq-icon {
  flex: none;
  width: 28px; height: 28px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--rule);
  font-size: 16px;
  color: var(--ink-mute);
  transition: all .25s var(--ease-out);
}
.faq-item[open] .faq-icon {
  transform: rotate(45deg);
  background: var(--brand);
  color: #fff;
  border-color: var(--brand);
}
.faq-a {
  padding: 0 4px 26px;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.65;
  max-width: 56rem;
}

/* =========================================================
   CTA Final
   ========================================================= */
.section-cta {
  position: relative;
  padding: 120px 0 140px;
  overflow: hidden;
  background:
    radial-gradient(70% 60% at 50% 30%, rgba(32,64,255,0.16), transparent 70%),
    radial-gradient(50% 40% at 90% 90%, rgba(0,20,255,0.12), transparent 70%),
    var(--paper);
  border-top: 1px solid var(--rule);
}
.cta-inner {
  position: relative;
  max-width: 60rem;
  margin: 0 auto;
  padding: 0 var(--gutter);
  text-align: center;
}
.cta-inner .section-num { display: block; }
.cta-sub {
  margin: 24px auto 0;
  max-width: 40rem;
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink-soft);
}
.cta-buttons {
  margin-top: 36px;
  display: inline-flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
}
.cta-inner .trust-line { margin-top: 22px; }

/* =========================================================
   Footer
   ========================================================= */
.site-footer {
  border-top: 1px solid var(--rule);
  background: var(--paper-deep);
  padding: 72px 0 28px;
}
.footer-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
}
@media (min-width: 900px) {
  .footer-inner {
    grid-template-columns: 1.4fr 2fr;
    gap: 64px;
    align-items: start;
  }
}
.footer-brand .logo { margin-bottom: 20px; }
.footer-tag {
  color: var(--ink-soft);
  font-size: 14.5px;
  line-height: 1.6;
  max-width: 32rem;
  margin-bottom: 18px;
}
.footer-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.footer-h {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-mute);
  margin-bottom: 14px;
}
.footer-col a, .footer-col span {
  display: block;
  font-size: 14px;
  color: var(--ink-soft);
  padding: 6px 0;
}
.footer-col a:hover { color: var(--brand); }
.footer-base {
  max-width: var(--max);
  margin: 56px auto 0;
  padding: 24px var(--gutter) 0;
  border-top: 1px solid var(--rule);
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-mute);
  letter-spacing: 0.02em;
}
.footer-base-mid { color: var(--ink-soft); }

/* =========================================================
   Selection & focus
   ========================================================= */
::selection { background: var(--brand); color: #fff; }
:focus-visible { outline: 2px solid var(--brand); outline-offset: 3px; border-radius: 4px; }