/* ============================================================================
   Git Replica — Marketing Site Design System
   Palette: slate + deep blue, emerald accent, white backgrounds
   ============================================================================ */

:root {
  /* Brand */
  --brand: #059669;
  --brand-dark: #047857;
  --brand-light: #ecfdf5;
  --brand-subtle: rgba(5, 150, 105, 0.08);

  /* Slate scale */
  --slate-50: #f8fafc;
  --slate-100: #f1f5f9;
  --slate-200: #e2e8f0;
  --slate-300: #cbd5e1;
  --slate-400: #94a3b8;
  --slate-500: #64748b;
  --slate-600: #475569;
  --slate-700: #334155;
  --slate-800: #1e293b;
  --slate-900: #0f172a;

  /* Deep blue */
  --blue-50: #eff6ff;
  --blue-600: #2563eb;
  --blue-700: #1d4ed8;

  /* Surfaces */
  --bg: #ffffff;
  --bg-muted: var(--slate-50);
  --surface: #ffffff;

  /* Text */
  --text: var(--slate-900);
  --text-secondary: var(--slate-600);
  --text-tertiary: var(--slate-500);

  /* Borders */
  --border: var(--slate-200);
  --border-strong: var(--slate-300);

  /* Shadows */
  --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.04), 0 1px 2px rgba(15, 23, 42, 0.03);
  --shadow-md: 0 4px 6px rgba(15, 23, 42, 0.04), 0 2px 4px rgba(15, 23, 42, 0.03);
  --shadow-lg: 0 10px 15px rgba(15, 23, 42, 0.06), 0 4px 6px rgba(15, 23, 42, 0.04);
  --shadow-xl: 0 20px 25px rgba(15, 23, 42, 0.08), 0 10px 10px rgba(15, 23, 42, 0.04);

  /* Radii */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --radius-2xl: 28px;

  /* Layout */
  --container: 1200px;
  --nav-height: 68px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; scroll-behavior: smooth; }
body {
  font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
}
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font: inherit; cursor: pointer; background: none; border: none; color: inherit; }

/* ---------- Typography ---------- */
h1, h2, h3, h4 {
  font-family: 'DM Serif Display', Georgia, serif;
  font-weight: 400;
  color: var(--text);
  line-height: 1.15;
  letter-spacing: -0.015em;
}
h1 { font-size: clamp(2.4rem, 5.5vw, 3.8rem); }
h2 { font-size: clamp(1.9rem, 3.8vw, 2.6rem); }
h3 { font-size: 1.35rem; letter-spacing: -0.01em; }
h4 { font-size: 1.1rem; font-family: 'DM Sans', sans-serif; font-weight: 600; letter-spacing: -0.01em; }

.mono { font-family: 'IBM Plex Mono', 'SF Mono', Menlo, monospace; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px; font-weight: 500; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--brand);
  padding: 6px 14px; background: var(--brand-light);
  border-radius: 100px;
}
.subtitle {
  font-size: clamp(1.0625rem, 1.6vw, 1.1875rem);
  line-height: 1.7; color: var(--text-secondary); max-width: 640px;
}

/* ---------- Layout ---------- */
.container {
  width: 100%; max-width: var(--container); margin: 0 auto;
  padding: 0 24px;
}
.narrow { max-width: 820px; }
.section { padding: 96px 0; }
.section--sm { padding: 64px 0; }
.section--alt { background: var(--bg-muted); }
.section-header { text-align: center; margin-bottom: 56px; }
.section-header .eyebrow { margin-bottom: 16px; }
.section-header h2 { margin-bottom: 16px; }
.section-header .subtitle { margin: 0 auto; }

/* ---------- Nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--border);
  height: var(--nav-height);
}
.nav__inner {
  display: flex; align-items: center; justify-content: space-between;
  height: var(--nav-height);
}
.nav__brand {
  display: flex; align-items: center; gap: 10px;
  font-weight: 600; font-size: 16px; letter-spacing: -0.02em; color: var(--text);
}
.nav__logo {
  width: 32px; height: 32px; border-radius: 8px;
  background: linear-gradient(145deg, var(--brand), var(--brand-dark));
  display: flex; align-items: center; justify-content: center;
  color: #fff; box-shadow: 0 2px 8px rgba(5, 150, 105, 0.25);
}
.nav__logo svg { width: 18px; height: 18px; }
.nav__links {
  display: flex; align-items: center; gap: 32px;
}
.nav__links a {
  font-size: 14px; font-weight: 500; color: var(--text-secondary);
  transition: color 0.15s ease;
}
.nav__links a:hover { color: var(--text); }
.nav__links a.active { color: var(--text); }
.nav__cta-group { display: flex; align-items: center; gap: 10px; }
.nav__toggle {
  display: none; width: 36px; height: 36px;
  border-radius: 8px; align-items: center; justify-content: center;
}
.nav__toggle span {
  display: block; width: 18px; height: 2px; background: var(--text);
  position: relative;
}
.nav__toggle span::before, .nav__toggle span::after {
  content: ''; position: absolute; width: 18px; height: 2px; background: var(--text);
  left: 0;
}
.nav__toggle span::before { top: -6px; }
.nav__toggle span::after { top: 6px; }

@media (max-width: 900px) {
  .nav__toggle { display: flex; }
  .nav__links, .nav__cta-group { display: none; }
  .nav.open .nav__links,
  .nav.open .nav__cta-group {
    display: flex; flex-direction: column; align-items: stretch;
    position: absolute; top: var(--nav-height); left: 0; right: 0;
    background: #fff; border-bottom: 1px solid var(--border);
    padding: 20px 24px; gap: 16px;
  }
  .nav.open .nav__cta-group { padding-top: 0; border-top: 1px solid var(--border); }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: 'DM Sans', sans-serif; font-weight: 500;
  font-size: 14.5px; line-height: 1;
  padding: 12px 22px; border-radius: 10px;
  transition: transform 0.15s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.15s ease, opacity 0.15s ease,
              background 0.15s ease, color 0.15s ease;
  white-space: nowrap; border: 1px solid transparent;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn--primary {
  background: var(--brand); color: #fff;
  box-shadow: 0 1px 3px rgba(5, 150, 105, 0.2), 0 2px 10px rgba(5, 150, 105, 0.15);
}
.btn--primary:hover { background: var(--brand-dark); box-shadow: 0 2px 6px rgba(5, 150, 105, 0.25), 0 4px 20px rgba(5, 150, 105, 0.25); }

.btn--dark {
  background: var(--slate-900); color: #fff;
}
.btn--dark:hover { background: var(--slate-800); }

.btn--secondary {
  background: #fff; color: var(--text); border-color: var(--border-strong);
}
.btn--secondary:hover { border-color: var(--slate-400); box-shadow: var(--shadow-sm); }

.btn--ghost {
  background: transparent; color: var(--text-secondary);
}
.btn--ghost:hover { color: var(--text); background: var(--slate-100); }

.btn--lg { padding: 15px 28px; font-size: 15px; border-radius: 12px; }
.btn--sm { padding: 8px 14px; font-size: 13px; }
.btn--wide { padding-left: 36px; padding-right: 36px; }
.btn svg { width: 16px; height: 16px; }

/* ---------- Hero ---------- */
.hero {
  padding: 96px 0 80px;
  position: relative; overflow: hidden; text-align: center;
}
.hero::before, .hero::after {
  content: ''; position: absolute; pointer-events: none;
  border-radius: 50%;
}
.hero::before {
  width: 720px; height: 720px;
  top: -300px; right: -200px;
  background: radial-gradient(circle, rgba(5, 150, 105, 0.09) 0%, transparent 65%);
}
.hero::after {
  width: 520px; height: 520px;
  bottom: -200px; left: -150px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.06) 0%, transparent 65%);
}
.hero__inner { position: relative; z-index: 1; }
.hero h1 { max-width: 920px; margin: 24px auto 24px; }
.hero .subtitle { margin: 0 auto 40px; }
.hero__ctas {
  display: flex; gap: 12px; justify-content: center; flex-wrap: wrap;
  margin-bottom: 48px;
}
.hero__trust {
  display: flex; gap: 28px; justify-content: center; flex-wrap: wrap;
  margin-top: 16px;
}
.hero__trust-item {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; color: var(--text-tertiary);
}
.hero__trust-item svg { width: 16px; height: 16px; color: var(--brand); }

/* ---------- Cards ---------- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.2s ease, border-color 0.2s ease;
}
.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  border-color: var(--border-strong);
}
.card__icon {
  width: 44px; height: 44px; border-radius: var(--radius-md);
  background: var(--brand-light); color: var(--brand);
  display: inline-flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
}
.card__icon svg { width: 22px; height: 22px; }
.card h3 { margin-bottom: 10px; }
.card p { color: var(--text-secondary); font-size: 15px; line-height: 1.65; }

/* ---------- Grids ---------- */
.grid { display: grid; gap: 24px; }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) {
  .grid--3, .grid--4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; }
}

/* ---------- Pricing ---------- */
.pricing-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 20px; align-items: stretch;
}
@media (max-width: 1100px) { .pricing-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .pricing-grid { grid-template-columns: 1fr; } }

.pricing-card {
  position: relative;
  background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius-xl); padding: 32px 26px;
  display: flex; flex-direction: column;
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.2s;
}
.pricing-card:hover { box-shadow: var(--shadow-lg); }
.pricing-card--featured {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.1), var(--shadow-md);
}
.pricing-card__badge {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--brand); color: #fff;
  font-family: 'IBM Plex Mono', monospace; font-size: 10px; font-weight: 500;
  letter-spacing: 0.08em; text-transform: uppercase;
  padding: 5px 14px; border-radius: 100px;
  box-shadow: 0 2px 8px rgba(5, 150, 105, 0.25);
}
.pricing-card__name {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px; font-weight: 500; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--text-tertiary);
  margin-bottom: 12px;
}
.pricing-card__price {
  font-family: 'DM Serif Display', serif;
  font-size: 2.6rem; line-height: 1;
  margin-bottom: 4px; color: var(--text);
}
.pricing-card__price-suffix {
  font-family: 'DM Sans', sans-serif; font-size: 14px;
  color: var(--text-tertiary); font-weight: 400;
}
.pricing-card__desc {
  font-size: 14px; color: var(--text-secondary);
  margin: 10px 0 24px; min-height: 56px;
}
.pricing-card__features {
  flex: 1; margin-bottom: 24px;
}
.pricing-card__features li {
  font-size: 13.5px; color: var(--text-secondary);
  padding: 7px 0; display: flex; align-items: flex-start; gap: 10px;
  border-top: 1px solid var(--border);
}
.pricing-card__features li:first-child { border-top: none; }
.pricing-card__features li::before {
  content: '✓'; color: var(--brand); font-weight: 700;
  flex-shrink: 0;
}
.pricing-card__features .na::before { content: '—'; color: var(--slate-300); }

/* ---------- Comparison table ---------- */
.table-wrap {
  border: 1px solid var(--border); border-radius: var(--radius-lg);
  overflow: hidden; background: #fff;
}
.compare-table {
  width: 100%; border-collapse: collapse; font-size: 14px;
}
.compare-table thead { background: var(--bg-muted); }
.compare-table th {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px; font-weight: 500; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--text-tertiary);
  padding: 14px 18px; text-align: center;
  border-bottom: 1px solid var(--border);
}
.compare-table th:first-child { text-align: left; }
.compare-table td {
  padding: 14px 18px; text-align: center;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
}
.compare-table tbody tr:last-child td { border-bottom: none; }
.compare-table td:first-child { text-align: left; color: var(--text); font-weight: 500; }
.compare-table .check { color: var(--brand); font-weight: 600; }
.compare-table .dash { color: var(--slate-300); }

/* ---------- Problem / solution rows ---------- */
.prob-row {
  display: grid; grid-template-columns: 1fr 1fr; gap: 24px;
  background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 28px; margin-bottom: 16px;
}
@media (max-width: 768px) {
  .prob-row { grid-template-columns: 1fr; }
}
.prob-row__problem { padding-right: 24px; border-right: 1px solid var(--border); }
.prob-row__solution { padding-left: 24px; }
@media (max-width: 768px) {
  .prob-row__problem { padding-right: 0; border-right: none; border-bottom: 1px solid var(--border); padding-bottom: 20px; }
  .prob-row__solution { padding-left: 0; padding-top: 20px; }
}
.prob-row__label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10.5px; font-weight: 500; letter-spacing: 0.08em;
  text-transform: uppercase; margin-bottom: 10px;
}
.prob-row__problem .prob-row__label { color: #dc2626; }
.prob-row__solution .prob-row__label { color: var(--brand); }
.prob-row h3 { margin-bottom: 8px; font-size: 1.15rem; }
.prob-row p { color: var(--text-secondary); font-size: 14.5px; }

/* ---------- FAQ ---------- */
.faq-list { max-width: 760px; margin: 0 auto; }
.faq-item {
  border-bottom: 1px solid var(--border); padding: 20px 0;
}
.faq-item:first-child { border-top: 1px solid var(--border); }
.faq-item summary {
  cursor: pointer; font-weight: 500; font-size: 16px;
  list-style: none; display: flex; justify-content: space-between;
  align-items: center; gap: 16px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: ''; flex-shrink: 0;
  width: 20px; height: 20px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2'%3E%3Cpath d='M12 5v14M5 12h14'/%3E%3C/svg%3E");
  background-size: contain; background-repeat: no-repeat;
  transition: transform 0.2s ease;
}
.faq-item[open] summary::after {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2'%3E%3Cpath d='M5 12h14'/%3E%3C/svg%3E");
}
.faq-item p {
  margin-top: 12px; color: var(--text-secondary);
  font-size: 15px; line-height: 1.7;
}

/* ---------- Trust / security section ---------- */
.trust-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
}
@media (max-width: 900px) { .trust-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .trust-grid { grid-template-columns: 1fr; } }
.trust-item {
  padding: 20px; background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius-md); display: flex; gap: 14px;
}
.trust-item__icon {
  flex-shrink: 0; width: 36px; height: 36px; border-radius: 8px;
  background: var(--brand-light); color: var(--brand);
  display: flex; align-items: center; justify-content: center;
}
.trust-item__icon svg { width: 20px; height: 20px; }
.trust-item h4 { font-size: 14.5px; margin-bottom: 4px; }
.trust-item p { font-size: 13px; color: var(--text-secondary); line-height: 1.55; }

/* ---------- Steps (numbered) ---------- */
.steps {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
  counter-reset: step;
}
@media (max-width: 900px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .steps { grid-template-columns: 1fr; } }
.step { counter-increment: step; }
.step__num {
  font-family: 'DM Serif Display', serif;
  font-size: 3rem; line-height: 1;
  color: var(--brand-light); margin-bottom: 14px;
}
.step__num::before { content: counter(step, decimal-leading-zero); }
.step h3 { margin-bottom: 8px; }
.step p { font-size: 14.5px; color: var(--text-secondary); }

/* ---------- CTA block ---------- */
.cta-block {
  background: var(--slate-900); color: #fff;
  border-radius: var(--radius-2xl);
  padding: 80px 40px; text-align: center;
  position: relative; overflow: hidden;
}
.cta-block::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse 60% 80% at 50% 0%, rgba(5, 150, 105, 0.15) 0%, transparent 60%);
  pointer-events: none;
}
.cta-block > * { position: relative; z-index: 1; }
.cta-block h2 { color: #fff; margin-bottom: 14px; }
.cta-block p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 17px; max-width: 560px;
  margin: 0 auto 28px;
}
.cta-block .btn--primary { box-shadow: 0 4px 20px rgba(5, 150, 105, 0.35); }

/* ---------- Architecture / diagram ---------- */
.arch-diagram {
  background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 40px 32px;
  display: flex; align-items: center; justify-content: space-around;
  gap: 24px; flex-wrap: wrap;
}
.arch-node {
  text-align: center;
  min-width: 120px;
}
.arch-node__icon {
  width: 64px; height: 64px; border-radius: 14px;
  background: var(--bg-muted); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 10px; color: var(--text);
}
.arch-node__icon svg { width: 28px; height: 28px; }
.arch-node__label {
  font-size: 13px; font-weight: 500; color: var(--text);
}
.arch-node__sublabel {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px; color: var(--text-tertiary);
}
.arch-arrow {
  color: var(--brand); font-size: 28px; font-weight: 300;
  animation: flow 2s ease-in-out infinite;
}
@keyframes flow {
  0%, 100% { transform: translateX(0); opacity: 0.6; }
  50% { transform: translateX(4px); opacity: 1; }
}

/* ---------- Footer ---------- */
.footer {
  padding: 72px 0 40px; border-top: 1px solid var(--border);
  background: var(--bg-muted);
}
.footer__grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 56px; margin-bottom: 56px;
}
@media (max-width: 900px) {
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 40px; }
}
@media (max-width: 540px) {
  .footer__grid { grid-template-columns: 1fr; gap: 32px; }
}
.footer__brand { max-width: 380px; }
.footer__brand p {
  color: var(--text-secondary); font-size: 14px;
  margin-top: 16px; line-height: 1.6;
}
.footer h4 {
  font-size: 12px; font-weight: 600;
  letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--text-tertiary); margin-bottom: 14px;
  font-family: 'DM Sans', sans-serif;
}
.footer__links { display: flex; flex-direction: column; gap: 10px; }
.footer__links a {
  font-size: 14px; color: var(--text-secondary);
  transition: color 0.15s ease;
}
.footer__links a:hover { color: var(--text); }
.footer__bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 28px; border-top: 1px solid var(--border);
  font-size: 13px; color: var(--text-tertiary);
  flex-wrap: wrap; gap: 16px;
}

/* ---------- Banner hero (sub-pages) ---------- */
.page-hero {
  padding: 80px 0 56px; text-align: center;
  position: relative;
}
.page-hero .eyebrow { margin-bottom: 18px; }
.page-hero h1 { max-width: 820px; margin: 0 auto 20px; }
.page-hero .subtitle { margin: 0 auto; }

/* ---------- Utilities ---------- */
.text-center { text-align: center; }
.mt-8 { margin-top: 32px; }
.mt-12 { margin-top: 48px; }
.mb-12 { margin-bottom: 48px; }
.muted { color: var(--text-secondary); }
.brand-text { color: var(--brand); }
.mx-auto { margin-left: auto; margin-right: auto; }

/* Card icon centered variant */
.text-center .card__icon { margin-left: auto; margin-right: auto; }

/* Recommendation label inside cards */
.card__recommend {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10.5px; font-weight: 500; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--text-tertiary);
  margin-bottom: 8px;
}

/* "Good for" note inside recommendation cards */
.card__good-for {
  margin-top: 12px; font-size: 13.5px; color: var(--text-secondary);
}

/* Checklist inside cards (reusable) */
.card__checklist {
  margin-top: 12px;
}
.card__checklist li {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 7px 0; border-top: 1px solid var(--border);
  font-size: 14.5px; color: var(--text-secondary); line-height: 1.55;
}
.card__checklist li::before {
  content: '✓'; color: var(--brand); font-weight: 700; flex-shrink: 0;
}
hr.divider {
  border: none; border-top: 1px solid var(--border);
  margin: 64px 0;
}

/* ---------- Code block ---------- */
.code-block {
  background: var(--slate-900); color: #e2e8f0;
  border-radius: var(--radius-md); padding: 16px 20px;
  font-family: 'IBM Plex Mono', monospace; font-size: 13px;
  line-height: 1.7; overflow-x: auto;
}
.code-block .comment { color: var(--slate-500); }
.code-block .string { color: #86efac; }
.code-block .keyword { color: #93c5fd; }

/* ---------- Animation ---------- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}
.fade-up { animation: fadeUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) both; }
.fade-up.d1 { animation-delay: 0.06s; }
.fade-up.d2 { animation-delay: 0.12s; }
.fade-up.d3 { animation-delay: 0.18s; }
.fade-up.d4 { animation-delay: 0.24s; }