/* ============================================================
   TrigR Growth — design system
   ============================================================ */
:root {
  --bg: #0a0e13;
  --bg-raised: #10161e;
  --bg-card: #121a23;
  --ink: #f2efe7;
  --ink-soft: rgba(242, 239, 231, 0.72);
  --ink-faint: rgba(242, 239, 231, 0.5);
  --line: rgba(242, 239, 231, 0.12);
  --accent: #19d3ff;
  --accent-soft: rgba(25, 211, 255, 0.12);
  --accent-line: rgba(25, 211, 255, 0.35);
  --font-display: "Space Grotesk", sans-serif;
  --font-body: "Inter", sans-serif;
  --font-mono: "JetBrains Mono", monospace;
  --container: 72rem;
  --radius: 0.625rem;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

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

h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0 0 1rem;
}

p { margin: 0 0 1rem; }

a { color: inherit; }

.mono {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.container {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 1.25rem;
}
@media (min-width: 768px) {
  .container { padding-inline: 2rem; }
}

/* ---------- a11y ---------- */
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  z-index: 100;
  background: var(--accent);
  color: #06222b;
  padding: 0.6rem 1rem;
  font-weight: 600;
  border-radius: 0 0 var(--radius) 0;
}
.skip-link:focus { left: 0; }

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

/* ---------- reveal on scroll (JS-gated; visible without JS) ---------- */
.js [data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.js [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js [data-reveal] { opacity: 1; transform: none; transition: none; }
  .pulse-dot { animation: none !important; }
  .pulse-line path { stroke-dashoffset: 0 !important; animation: none !important; }
  .radar-sweep, .radar-blip, .ticker-track, .cta-rings span { animation: none !important; }
  .radar-blip { opacity: 0.7; }
  .cta-rings { display: none; }
  * { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.8rem 1.6rem;
  min-height: 2.75rem;
  border-radius: var(--radius);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color 0.2s var(--ease), color 0.2s var(--ease),
    border-color 0.2s var(--ease), transform 0.2s var(--ease);
}
.btn:active { transform: scale(0.97); }
.btn-primary {
  background: var(--accent);
  color: #06222b;
}
.btn-primary:hover { background: #6ee2ff; }
.btn-ghost {
  border-color: var(--line);
  color: var(--ink);
}
.btn-ghost:hover { border-color: var(--accent-line); color: var(--accent); }
.btn-sm { padding: 0.55rem 1.1rem; min-height: 2.5rem; font-size: 0.875rem; }
.btn-full { width: 100%; }

/* ---------- header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 14, 19, 0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4.25rem;
  gap: 1rem;
}
.logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
  text-decoration: none;
  display: inline-flex;
  align-items: baseline;
}
.logo-r { color: var(--accent); }
.logo-dot {
  width: 0.4rem;
  height: 0.4rem;
  border-radius: 50%;
  background: var(--accent);
  margin-left: 0.18rem;
  align-self: flex-end;
  margin-bottom: 0.28rem;
}
.main-nav { display: none; gap: 2rem; }
.main-nav a {
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--ink-soft);
  padding: 0.5rem 0;
  transition: color 0.2s var(--ease);
}
.main-nav a:hover { color: var(--accent); }
@media (min-width: 900px) {
  .main-nav { display: flex; }
}
.header-actions { display: flex; align-items: center; gap: 0.75rem; }

.nav-toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0.6rem;
  background: none;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--ink);
  border-radius: 2px;
  transition: transform 0.25s var(--ease);
}
.nav-toggle[aria-expanded="true"] span:first-child { transform: translateY(4px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:last-child { transform: translateY(-4px) rotate(-45deg); }
@media (min-width: 900px) {
  .nav-toggle { display: none; }
}
.mobile-nav {
  display: none;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.75rem 1.25rem 1.25rem;
  border-top: 1px solid var(--line);
}
.mobile-nav.is-open { display: flex; }
.mobile-nav a {
  text-decoration: none;
  color: var(--ink-soft);
  padding: 0.75rem 0.25rem;
  font-weight: 500;
}
.mobile-nav a.btn { color: #06222b; margin-top: 0.5rem; justify-content: center; }
@media (min-width: 900px) {
  .mobile-nav { display: none !important; }
}

/* ---------- pulse dot ---------- */
.pulse-dot {
  display: inline-block;
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(25, 211, 255, 0.45); }
  50% { box-shadow: 0 0 0 6px rgba(25, 211, 255, 0); }
}

/* ---------- hero ---------- */
.hero {
  position: relative;
  padding: 5.5rem 0 5rem;
  overflow: hidden;
}
.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 0%, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 0%, black 30%, transparent 75%);
  opacity: 0.5;
  pointer-events: none;
}
.hero-inner {
  position: relative;
  display: grid;
  gap: 3.5rem;
  align-items: center;
}
@media (min-width: 980px) {
  .hero { padding: 7.5rem 0 6.5rem; }
  .hero-inner { grid-template-columns: 1.15fr 1fr; gap: 4rem; }
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.25rem;
}
.hero h1 {
  font-size: clamp(2.6rem, 6.5vw, 4.6rem);
  margin-bottom: 1.5rem;
}
.hero h1 em {
  font-style: normal;
  color: var(--accent);
}
.lede {
  font-size: 1.125rem;
  color: var(--ink-soft);
  max-width: 34rem;
  margin-bottom: 2.25rem;
}
.hero-ctas { display: flex; flex-wrap: wrap; gap: 0.875rem; }

/* signal feed card */
.signal-card {
  background: linear-gradient(160deg, var(--bg-card), var(--bg-raised));
  border: 1px solid var(--line);
  border-radius: 1rem;
  padding: 1.5rem;
  box-shadow: 0 30px 60px -30px rgba(0, 0, 0, 0.7),
    0 0 0 1px rgba(25, 211, 255, 0.04);
  max-width: 28rem;
  margin-inline: auto;
  width: 100%;
  transition: transform 0.2s ease-out;
  will-change: transform;
}
.signal-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--accent);
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
  margin-bottom: 0.5rem;
}
.signal-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--line);
}
.signal-tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid var(--accent-line);
  border-radius: 99px;
  padding: 0.25rem 0.6rem;
  white-space: nowrap;
  margin-top: 0.15rem;
}
.signal-title {
  font-family: var(--font-display);
  font-weight: 600;
  margin-bottom: 0.25rem;
}
.signal-meta {
  color: var(--ink-faint);
  margin: 0;
  font-size: 0.7rem;
  text-transform: none;
  letter-spacing: 0.02em;
}
.signal-card-foot {
  padding-top: 1rem;
  color: var(--ink-faint);
  text-align: center;
}

/* ---------- radar scope ---------- */
.radar {
  position: relative;
  height: 9.5rem;
  margin: 0.85rem 0 0.25rem;
  border: 1px solid var(--line);
  border-radius: 0.75rem;
  overflow: hidden;
  background: radial-gradient(circle at 50% 50%, rgba(25, 211, 255, 0.07), transparent 72%);
}
.radar::before,
.radar::after {
  content: "";
  position: absolute;
  background: rgba(25, 211, 255, 0.12);
}
.radar::before { left: 0; right: 0; top: 50%; height: 1px; }
.radar::after { top: 0; bottom: 0; left: 50%; width: 1px; }
.radar-rings {
  position: absolute;
  inset: 0;
  background: repeating-radial-gradient(
    circle at 50% 50%,
    rgba(25, 211, 255, 0.14) 0 1px,
    transparent 1px 30px
  );
}
.radar-sweep {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 170%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: conic-gradient(rgba(25, 211, 255, 0.3), transparent 18%);
  animation: radar-sweep 4.2s linear infinite;
}
@keyframes radar-sweep {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to { transform: translate(-50%, -50%) rotate(360deg); }
}
.radar-blip {
  position: absolute;
  left: var(--x);
  top: var(--y);
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.7;
  animation: radar-blip 4.2s ease-out infinite;
}
@keyframes radar-blip {
  0%, 12% { opacity: 0; transform: scale(0.6); }
  18% { opacity: 1; transform: scale(1.3); box-shadow: 0 0 12px rgba(25, 211, 255, 0.8); }
  55% { opacity: 0.55; transform: scale(1); }
  100% { opacity: 0; transform: scale(0.7); }
}

/* live feed item entrance */
.signal-item.is-new { animation: signal-in 0.55s var(--ease); }
@keyframes signal-in {
  from { opacity: 0; transform: translateY(-12px); }
  to { opacity: 1; transform: none; }
}

/* ---------- signal ticker ---------- */
.ticker {
  border-top: 1px solid var(--line);
  background: var(--bg);
  padding-block: 1rem;
  overflow: hidden;
}
.ticker-track {
  display: flex;
  width: max-content;
  animation: ticker-scroll 30s linear infinite;
}
.ticker:hover .ticker-track { animation-play-state: paused; }
.ticker-group {
  display: flex;
  gap: 2.75rem;
  padding-right: 2.75rem;
}
.ticker-item {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-faint);
  white-space: nowrap;
}
.ticker-item::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.65;
}
@keyframes ticker-scroll {
  to { transform: translateX(-50%); }
}

/* ---------- pulse line motif ---------- */
.pulse-line {
  display: block;
  width: 9rem;
  height: auto;
  color: var(--accent);
  margin-bottom: 1.1rem;
}
.js [data-reveal] .pulse-line path {
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
}
.js [data-reveal].is-visible .pulse-line path {
  animation: pulse-draw 1.5s 0.25s var(--ease) forwards;
}
@keyframes pulse-draw {
  to { stroke-dashoffset: 0; }
}

/* ---------- sonar ping + toast ---------- */
.ping {
  position: absolute;
  width: 14px;
  height: 14px;
  margin: -7px 0 0 -7px;
  border: 2px solid var(--accent);
  border-radius: 50%;
  pointer-events: none;
  animation: ping-out 0.85s var(--ease) forwards;
}
@keyframes ping-out {
  from { transform: scale(0.4); opacity: 0.9; }
  to { transform: scale(6); opacity: 0; }
}
.ping-toast {
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  transform: translate(-50%, 10px);
  background: var(--bg-card);
  border: 1px solid var(--accent-line);
  color: var(--ink);
  padding: 0.8rem 1.3rem;
  border-radius: 99px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.92rem;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.55);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
  z-index: 80;
}
.ping-toast.is-shown { opacity: 1; transform: translate(-50%, 0); }

/* ---------- metrics ---------- */
.metrics {
  border-block: 1px solid var(--line);
  background: var(--bg-raised);
}
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem 1.5rem;
  padding-block: 2.75rem;
}
@media (min-width: 900px) {
  .metrics-grid { grid-template-columns: repeat(4, 1fr); }
}
.metric-value {
  font-size: clamp(1.9rem, 3.5vw, 2.6rem);
  font-weight: 500;
  color: var(--accent);
  margin: 0 0 0.35rem;
  letter-spacing: -0.02em;
  text-transform: none;
}
.metric-value span { color: var(--ink-faint); font-size: 0.6em; }
.metric-label {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.9rem;
  max-width: 14rem;
}

/* ---------- sections ---------- */
section { scroll-margin-top: 5rem; }
.how, .why, .outcomes, .faq, .cta-contact { padding-block: 6rem; }
@media (min-width: 900px) {
  .how, .why, .outcomes, .faq, .cta-contact { padding-block: 7.5rem; }
}
.section-head { max-width: 40rem; margin-bottom: 3.5rem; }
.section-head h2, .outcomes-copy h2 {
  font-size: clamp(2rem, 4.5vw, 3.25rem);
}
.section-sub {
  color: var(--ink-soft);
  font-size: 1.1rem;
}

/* ---------- how it works ---------- */
.how { background: var(--bg); }
.steps {
  list-style: none;
  margin: 0;
  padding: 0;
}
.step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.5rem;
  padding: 2.25rem 1rem;
  border-top: 1px solid var(--line);
  border-radius: 2px;
  transition: background-color 0.25s var(--ease);
}
.step:hover { background: var(--bg-raised); }
.step:last-child { border-bottom: 1px solid var(--line); }
.step-num {
  color: var(--accent);
  font-size: 0.9rem;
  padding-top: 0.4rem;
}
.step-title-row {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  margin-bottom: 0.5rem;
}
.step-icon {
  width: 1.6rem;
  height: 1.6rem;
  color: var(--accent);
  flex-shrink: 0;
}
.step h3 {
  font-size: clamp(1.35rem, 2.6vw, 1.9rem);
  margin: 0;
}
.step-body p {
  color: var(--ink-soft);
  max-width: 44rem;
  margin: 0;
}
@media (min-width: 768px) {
  .step { grid-template-columns: 5rem 1fr; padding: 2.75rem 1.5rem; }
}

/* ---------- why cards ---------- */
.why { background: var(--bg-raised); border-block: 1px solid var(--line); }
.why-grid {
  display: grid;
  gap: 1.25rem;
}
@media (min-width: 900px) {
  .why-grid { grid-template-columns: repeat(3, 1fr); }
}
.why-card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: 1rem;
  padding: 2rem;
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease);
}
.why-card:hover {
  border-color: var(--accent-line);
  transform: translateY(-4px);
}
.why-icon {
  width: 2rem;
  height: 2rem;
  color: var(--accent);
  margin-bottom: 1.5rem;
}
.card-kicker {
  color: var(--ink-faint);
  margin-bottom: 0.5rem;
}
.why-card h3 { font-size: 1.35rem; }
.why-card p:last-child {
  color: var(--ink-soft);
  margin: 0;
  font-size: 0.95rem;
}

/* ---------- outcomes ---------- */
.outcomes-inner {
  display: grid;
  gap: 3rem;
  align-items: start;
}
@media (min-width: 980px) {
  .outcomes-inner { grid-template-columns: 1fr 1.1fr; gap: 5rem; }
  .outcomes-copy { position: sticky; top: 7rem; }
}
.outcomes-copy .btn { margin-top: 0.5rem; }
.outcome-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.25rem;
}
.outcome-item {
  border: 1px solid var(--line);
  border-radius: 1rem;
  padding: 1.75rem 2rem;
  background: var(--bg-raised);
  transition: border-color 0.25s var(--ease);
}
.outcome-item:hover { border-color: var(--accent-line); }
.outcome-item h3 { font-size: 1.25rem; margin-bottom: 0.5rem; }
.outcome-item p:last-child { margin: 0; color: var(--ink-soft); font-size: 0.95rem; }

/* ---------- FAQ ---------- */
.faq { background: var(--bg-raised); border-block: 1px solid var(--line); }
.faq-inner {
  display: grid;
  gap: 2rem;
}
@media (min-width: 980px) {
  .faq-inner { grid-template-columns: 1fr 1.4fr; gap: 5rem; }
  .faq-inner .section-head { margin-bottom: 0; }
}
.faq-list details {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-card);
  margin-bottom: 0.875rem;
}
.faq-list summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  cursor: pointer;
  list-style: none;
  padding: 1.25rem 1.5rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  transition: color 0.2s var(--ease);
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary:hover { color: var(--accent); }
.faq-chevron {
  flex-shrink: 0;
  width: 0.6rem;
  height: 0.6rem;
  border-right: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  transform: rotate(45deg);
  transition: transform 0.25s var(--ease);
}
details[open] .faq-chevron { transform: rotate(225deg); }
.faq-list details p {
  margin: 0;
  padding: 0 1.5rem 1.4rem;
  color: var(--ink-soft);
}

/* ---------- big CTA + contact ---------- */
.big-cta {
  position: relative;
  text-align: center;
  margin-bottom: 5rem;
}
.big-cta h2 {
  position: relative;
  z-index: 1;
  font-size: clamp(2.5rem, 7vw, 5rem);
  letter-spacing: -0.03em;
  margin: 0;
}
.big-cta h2 span { color: var(--accent); }
.cta-rings {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  pointer-events: none;
}
.cta-rings span {
  position: absolute;
  width: 13rem;
  aspect-ratio: 1;
  border: 1px solid var(--accent-line);
  border-radius: 50%;
  opacity: 0;
  animation: cta-ring 6s linear infinite;
}
.cta-rings span:nth-child(2) { animation-delay: 2s; }
.cta-rings span:nth-child(3) { animation-delay: 4s; }
@keyframes cta-ring {
  0% { transform: scale(0.4); opacity: 0; }
  12% { opacity: 0.45; }
  100% { transform: scale(2.8); opacity: 0; }
}

.contact-grid {
  display: grid;
  gap: 3rem;
  align-items: start;
}
@media (min-width: 980px) {
  .contact-grid { grid-template-columns: 1fr 1.2fr; gap: 5rem; }
}
.contact-copy h3 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
}
.contact-copy > p { color: var(--ink-soft); max-width: 30rem; }
.contact-points {
  list-style: none;
  margin: 1.75rem 0;
  padding: 0;
  display: grid;
  gap: 0.875rem;
}
.contact-points li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--ink-soft);
}
.contact-direct { color: var(--ink-faint); }
.contact-direct a { color: var(--accent); text-decoration-color: var(--accent-line); }

.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: 1rem;
  padding: 2rem;
}
.form-row {
  display: grid;
  gap: 1.1rem;
}
@media (min-width: 600px) {
  .form-row { grid-template-columns: 1fr 1fr; }
}
.form-field { margin-bottom: 1.1rem; }
.form-row .form-field { margin-bottom: 0; }
.form-row { margin-bottom: 1.1rem; }
.form-field label {
  display: block;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.875rem;
  margin-bottom: 0.45rem;
}
.form-field label span { color: var(--accent); }
.form-field input,
.form-field textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 0.75rem 0.9rem;
  min-height: 2.75rem;
  transition: border-color 0.2s var(--ease);
}
.form-field textarea { resize: vertical; }
.form-field input:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--accent);
}
.honey { position: absolute; left: -9999px; height: 0; width: 0; opacity: 0; }
.form-note {
  margin: 0.9rem 0 0;
  font-size: 0.85rem;
  color: var(--ink-faint);
  text-align: center;
}

/* ---------- footer ---------- */
.site-footer {
  border-top: 1px solid var(--line);
  background: var(--bg-raised);
  padding: 4rem 0 2rem;
}
.footer-grid {
  display: grid;
  gap: 2.5rem;
  margin-bottom: 3rem;
}
@media (min-width: 768px) {
  .footer-grid { grid-template-columns: 2fr 1fr 1fr; gap: 2rem; }
}
.footer-brand p {
  color: var(--ink-faint);
  max-width: 22rem;
  margin-top: 1rem;
  font-size: 0.95rem;
}
.footer-col { display: flex; flex-direction: column; gap: 0.6rem; }
.footer-col h4 {
  font-size: 0.95rem;
  margin-bottom: 0.4rem;
}
.footer-col a {
  text-decoration: none;
  color: var(--ink-faint);
  font-size: 0.95rem;
  padding-block: 0.15rem;
  transition: color 0.2s var(--ease);
}
.footer-col a:hover { color: var(--accent); }
.footer-base {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  justify-content: space-between;
  border-top: 1px solid var(--line);
  padding-top: 1.75rem;
  color: var(--ink-faint);
  font-size: 0.875rem;
}
.footer-base p { margin: 0; }
.footer-base .mono { font-size: 0.7rem; }
@media (min-width: 768px) {
  .footer-base { flex-direction: row; align-items: center; }
}