/* =====================================================================
   Fita e Tinta — design system for the prospecting landing page.
   Palette: "Pregão ao Anoitecer" — see docs/LANDING_VIBE_SPEC.md
   Terminal ticker tape x handwritten letter. No purple, no glass, no glow.
   ===================================================================== */

:root {
  /* --- color tokens --- */
  --bg: #0d0f0d;
  --bg-raised: #14170f;
  --bg-sunken: #0a0b09;
  --paper: #efe6d3;
  --paper-dim: #e4d8bd;
  --ticker: #dda23e;
  --ticker-dim: #a8762a;
  --ink: #2c3a63;
  --ink-light: #6478b8;
  --wax: #a63b2e;
  --text: #ece6da;
  --text-muted: #9a9d90;
  --text-on-paper: #262117;
  --text-on-paper-muted: #5c5541;
  --border: rgba(239, 230, 211, 0.12);
  --border-strong: rgba(239, 230, 211, 0.22);

  /* --- type --- */
  --font-display: "Newsreader", Georgia, "Times New Roman", serif;
  --font-body: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  /* --- geometry --- */
  --radius-paper: 18px;
  --radius-paper-sm: 12px;
  --radius-flat: 0px;
  --header-h: 76px;
  --container-w: 1180px;

  --ease: cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---------- reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

body, h1, h2, h3, h4, p, ul, ol, figure, blockquote { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
input, textarea, select { font: inherit; color: inherit; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: 100%;
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 24px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--paper);
  color: var(--text-on-paper);
  padding: 12px 18px;
  z-index: 999;
  font-family: var(--font-mono);
  font-size: 13px;
}
.skip-link:focus { left: 12px; top: 12px; }

/* ---------- headings / prose ---------- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--text);
  letter-spacing: -0.01em;
}
h1 { font-size: clamp(34px, 5.4vw, 64px); line-height: 1.08; }
h2 { font-size: clamp(28px, 3.6vw, 42px); line-height: 1.15; }
h3 { font-size: 20px; line-height: 1.3; font-weight: 600; font-family: var(--font-body); }

em, .ital { font-style: italic; font-family: var(--font-display); }

p { color: var(--text-muted); }
.lede { color: var(--text); font-size: 18px; line-height: 1.65; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ticker);
  margin-bottom: 14px;
}
.eyebrow::before {
  content: "";
  width: 7px;
  height: 7px;
  background: var(--ticker);
  border-radius: 50%;
  box-shadow: 0 0 0 3px rgba(221, 162, 62, 0.18);
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 15px;
  padding: 13px 24px;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: transform 0.15s var(--ease), background 0.15s var(--ease), border-color 0.15s var(--ease), color 0.15s var(--ease);
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }

.btn-primary {
  background: var(--ticker);
  color: #211405;
}
.btn-primary:hover { background: #e8b158; }

.btn-secondary {
  background: transparent;
  border-color: var(--border-strong);
  color: var(--text);
}
.btn-secondary:hover { border-color: var(--ticker); color: var(--ticker); }

.btn-ghost {
  background: transparent;
  color: var(--ink-light);
  padding-left: 4px;
  padding-right: 4px;
}
.btn-ghost:hover { color: var(--ticker); }

.btn-lg { padding: 16px 30px; font-size: 16px; }
.btn-block { width: 100%; }

/* ---------- header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: rgba(13, 15, 13, 0.88);
  backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid var(--border);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.02em;
  color: var(--text);
}
.brand-mark { width: 30px; height: 30px; flex-shrink: 0; }
.brand-name-short { display: none; }

.main-nav { display: flex; align-items: center; gap: 28px; }
.main-nav a {
  font-size: 14px;
  color: var(--text-muted);
  font-weight: 500;
  transition: color 0.15s var(--ease);
  position: relative;
}
.main-nav a:hover, .main-nav a[aria-current="page"] { color: var(--text); }
.main-nav a[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -20px;
  height: 2px;
  background: var(--ticker);
}

.header-actions { display: flex; align-items: center; gap: 12px; }
.nav-toggle { display: none; padding: 8px; color: var(--text); }

.mobile-nav {
  display: none;
  flex-direction: column;
  background: var(--bg-raised);
  border-bottom: 1px solid var(--border);
}
.mobile-nav.is-open { display: flex; }
.mobile-nav a {
  padding: 14px 24px;
  border-top: 1px solid var(--border);
  font-size: 15px;
  color: var(--text);
}

@media (max-width: 860px) {
  .main-nav { display: none; }
  .nav-toggle { display: inline-flex; }
  .header-actions .btn-primary { display: none; }
  .brand-name-full { display: none; }
  .brand-name-short { display: inline; }
}

/* ---------- sections / rhythm ---------- */
main section {
  padding: 88px 0;
  border-bottom: 1px solid var(--border);
}
main section:last-of-type { border-bottom: 0; }
section.tight { padding: 64px 0; }

.section-head { max-width: 640px; margin-bottom: 48px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head p { font-size: 16px; }

/* ================= HERO ================= */
.hero {
  padding: 64px 0 56px;
  border-bottom: 0;
  position: relative;
}
.hero-inner {
  max-width: 760px;
}
.hero .eyebrow { margin-bottom: 22px; }

.hero h1 {
  margin-bottom: 24px;
}
.hero h1 .mark-wrap { position: relative; display: inline-block; }
.hero h1 .mark-svg {
  position: absolute;
  left: -3%;
  right: -3%;
  bottom: -0.14em;
  width: 106%;
  height: 0.5em;
  pointer-events: none;
}
.hero h1 .mark-svg path {
  fill: none;
  stroke: var(--wax);
  stroke-width: 5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.hero .lede { max-width: 620px; margin-bottom: 32px; }

.hero-ctas {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.hero-microcopy {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-muted);
}
.hero-microcopy strong { color: var(--ticker); font-weight: 600; }

/* ================= TICKER TAPE ================= */
.ticker {
  background: var(--bg-sunken);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  padding: 0;
  position: relative;
}
.ticker::before, .ticker::after {
  content: "";
  position: absolute;
  top: 0; bottom: 0;
  width: 56px;
  z-index: 2;
  pointer-events: none;
}
.ticker::before { left: 0; background: linear-gradient(90deg, var(--bg-sunken), transparent); }
.ticker::after { right: 0; background: linear-gradient(-90deg, var(--bg-sunken), transparent); }

.ticker-track {
  display: flex;
  width: max-content;
  animation: ticker-scroll 42s linear infinite;
}
.ticker:hover .ticker-track,
.ticker:focus-within .ticker-track {
  animation-play-state: paused;
}
@media (prefers-reduced-motion: reduce) {
  .ticker-track { animation: none; transform: none; }
  .ticker-seq:nth-child(n+2) { display: none; }
}

.ticker-seq {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.ticker-item {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.01em;
  color: var(--text-muted);
  padding: 16px 26px;
  white-space: nowrap;
  border-right: 1px solid var(--border);
}
.ticker-item .dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--ticker);
  flex-shrink: 0;
}
.ticker-item strong {
  color: var(--ticker);
  font-weight: 500;
}

@keyframes ticker-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ================= MODULE / PIPELINE ("como funciona") ================= */
.module-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--border);
  border: 1px solid var(--border);
}
.module-card {
  background: var(--bg-raised);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.module-card.is-wide { grid-column: 1 / -1; }
.module-card .idx {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ticker);
  letter-spacing: 0.08em;
  border: 1px solid var(--ticker-dim);
  padding: 3px 8px;
  border-radius: 3px;
  width: fit-content;
}
.module-card h3 { color: var(--text); }
.module-card p { font-size: 14.5px; }

@media (max-width: 860px) {
  .module-grid { grid-template-columns: 1fr; }
  .module-card.is-wide { grid-column: 1; }
}

/* ---------- pipeline pill track (como-funciona.html) ---------- */
.pill-list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 4px;
  font-family: var(--font-mono);
  justify-content: center;
}
.pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 14px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  font-size: 12.5px;
  color: var(--text-muted);
  transition: border-color 0.3s var(--ease), color 0.3s var(--ease), background 0.3s var(--ease);
}
.pill-chip {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--border-strong);
  transition: background 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.pill.is-active {
  border-color: var(--ticker);
  color: var(--text);
  background: rgba(221, 162, 62, 0.08);
}
.pill.is-active .pill-chip {
  background: var(--ticker);
  box-shadow: 0 0 0 4px rgba(221, 162, 62, 0.2);
}
.pill.is-done { border-color: var(--border-strong); color: var(--text-muted); }
.pill.is-done .pill-chip { background: var(--ink-light); }
.pill-arrow { color: var(--text-muted); font-size: 13px; opacity: 0.5; }
.pipeline-caption {
  text-align: center;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--text-muted);
  margin-top: 18px;
}

/* ---------- step blocks (como-funciona.html) ---------- */
.step-block {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 28px;
  padding: 36px 0;
  border-bottom: 1px solid var(--border);
}
.step-block:last-child { border-bottom: 0; }
.step-num {
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--ticker);
  letter-spacing: 0.06em;
}
.step-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-light);
  background: rgba(44, 58, 99, 0.28);
  border: 1px solid rgba(100, 120, 184, 0.35);
  padding: 3px 9px;
  border-radius: 3px;
  margin-bottom: 12px;
}
.step-content h3 { margin-bottom: 12px; font-size: 22px; }
.step-content p { margin-bottom: 12px; font-size: 15.5px; }
.step-meta {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 16px;
}
.step-meta span {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-on-paper-muted);
  background: var(--paper);
  padding: 5px 10px;
  border-radius: var(--radius-paper-sm);
}

@media (max-width: 640px) {
  .step-block { grid-template-columns: 1fr; gap: 8px; }
}

/* ================= LETTER BLOCKS (paper cards) ================= */
.letter-card {
  background: var(--paper);
  color: var(--text-on-paper);
  border-radius: var(--radius-paper);
  padding: 40px;
}
.letter-card p { color: var(--text-on-paper-muted); }
.letter-card h3 { color: var(--text-on-paper); }

/* ================= split / dashboard section ================= */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.split-list { margin-top: 20px; display: flex; flex-direction: column; gap: 12px; }
.split-list li {
  color: var(--text-muted);
  font-size: 15px;
  padding-left: 22px;
  position: relative;
}
.split-list li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--ticker);
  font-family: var(--font-mono);
}

.terminal-mock {
  background: var(--bg-sunken);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-paper-sm);
  overflow: hidden;
  font-family: var(--font-mono);
}
.tm-topbar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  font-size: 11.5px;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.tm-topbar .lights { display: flex; gap: 6px; margin-right: 6px; }
.tm-topbar .lights span { width: 8px; height: 8px; border-radius: 50%; background: var(--border-strong); }
.tm-body { padding: 22px; }

.tm-funnel { display: flex; flex-direction: column; gap: 12px; }
.tm-row { display: grid; grid-template-columns: 108px 1fr 40px; align-items: center; gap: 12px; }
.tm-label { font-size: 12px; color: var(--text-muted); }
.tm-bar-track { height: 8px; background: rgba(239,230,211,0.06); border-radius: 4px; overflow: hidden; }
.tm-bar-fill { height: 100%; background: linear-gradient(90deg, var(--ticker-dim), var(--ticker)); border-radius: 4px; }
.tm-val { font-size: 12px; color: var(--ticker); text-align: right; }

.tm-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  margin-top: 22px;
  border-top: 1px solid var(--border);
}
.tm-stat { background: var(--bg-sunken); padding: 16px; text-align: center; }
.tm-stat-label { font-size: 10.5px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 6px; }
.tm-stat-val { font-size: 20px; color: var(--text); font-weight: 600; }

@media (max-width: 900px) {
  .split { grid-template-columns: 1fr; gap: 36px; }
}

/* ================= PRICING ================= */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.price-card {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-paper);
  padding: 36px;
  display: flex;
  flex-direction: column;
}
.price-card.is-featured {
  border-color: var(--ticker);
  background: linear-gradient(180deg, rgba(221,162,62,0.06), transparent 40%), var(--bg-raised);
}
.price-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ticker);
  border: 1px solid var(--ticker-dim);
  padding: 4px 10px;
  border-radius: 3px;
  width: fit-content;
  margin-bottom: 18px;
}
.price-card h3 { margin-bottom: 8px; }
.price-desc { font-size: 14.5px; margin-bottom: 22px; min-height: 44px; }
.price-value { display: flex; align-items: baseline; gap: 6px; margin-bottom: 26px; }
.price-value .amount { font-family: var(--font-display); font-size: 42px; color: var(--text); font-weight: 600; }
.price-value .period { font-family: var(--font-mono); font-size: 13px; color: var(--text-muted); }
.price-list { display: flex; flex-direction: column; gap: 12px; margin-bottom: 30px; flex-grow: 1; }
.price-list li {
  font-size: 14.5px;
  color: var(--text-muted);
  padding-left: 22px;
  position: relative;
}
.price-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--ticker);
  font-family: var(--font-mono);
  font-size: 13px;
}
.price-note {
  text-align: center;
  margin-top: 28px;
  font-size: 13.5px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

@media (max-width: 760px) {
  .pricing-grid { grid-template-columns: 1fr; }
}

/* ================= BENEFITS ================= */
.benefit-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.benefit-card {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-paper);
  padding: 28px;
}
.benefit-card .icon {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-strong);
  border-radius: 10px;
  color: var(--ticker);
  margin-bottom: 18px;
}
.benefit-card h3 { margin-bottom: 10px; font-size: 17px; }
.benefit-card p { font-size: 14.5px; }
.benefit-card .obj-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-light);
  margin-bottom: 10px;
}

@media (max-width: 900px) {
  .benefit-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 620px) {
  .benefit-grid { grid-template-columns: 1fr; }
}

/* ================= CTA banner ================= */
.cta-banner {
  background: var(--paper);
  color: var(--text-on-paper);
  border-radius: var(--radius-paper);
  padding: 56px 48px;
  text-align: center;
  max-width: 780px;
  margin: 0 auto;
}
.cta-banner h2 { color: var(--text-on-paper); margin-bottom: 14px; font-size: clamp(24px, 3.2vw, 32px); }
.cta-banner p { color: var(--text-on-paper-muted); font-size: 16px; margin-bottom: 28px; }
.cta-actions { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }
.cta-banner .btn-primary { background: var(--ink); color: var(--paper); }
.cta-banner .btn-primary:hover { background: var(--ink-light); }
.cta-banner .btn-secondary { border-color: var(--text-on-paper-muted); color: var(--text-on-paper); }
.cta-banner .btn-secondary:hover { border-color: var(--ink); color: var(--ink); }

@media (max-width: 640px) {
  .cta-banner { padding: 40px 24px; }
}

/* ================= FAQ ================= */
.faq-list { display: flex; flex-direction: column; gap: 10px; }
.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-paper-sm);
  background: var(--bg-raised);
  overflow: hidden;
}
.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 20px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-weight: 600;
  font-size: 15.5px;
  color: var(--text);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item .chev {
  color: var(--ticker);
  font-family: var(--font-mono);
  transition: transform 0.2s var(--ease);
  flex-shrink: 0;
}
.faq-item[open] .chev { transform: rotate(180deg); }
.faq-answer { padding: 0 22px 22px; }
.faq-answer p { font-size: 14.5px; margin-bottom: 10px; }
.faq-answer p:last-child { margin-bottom: 0; }

/* ================= CONTACT ================= */
.contact-layout {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 40px;
  align-items: start;
}
.form-card {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-paper);
  padding: 36px;
}
.field { margin-bottom: 20px; }
.field label {
  display: block;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
}
.field input, .field select, .field textarea {
  width: 100%;
  background: var(--bg-sunken);
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  padding: 12px 14px;
  color: var(--text);
  font-size: 14.5px;
  transition: border-color 0.15s var(--ease);
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--ticker);
}
.field textarea { min-height: 110px; resize: vertical; }
.form-note { font-size: 12.5px; color: var(--text-muted); margin-top: 14px; text-align: center; }
#form-feedback { margin-top: 14px; font-size: 13.5px; text-align: center; min-height: 0; }
#form-feedback.is-visible.success { color: var(--ticker); }

.contact-side { display: flex; flex-direction: column; gap: 16px; }
.info-block {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-paper-sm);
  padding: 22px;
}
.info-block h3 { font-size: 15px; margin-bottom: 8px; }
.info-block p { font-size: 14px; }
.contact-link { color: var(--ink-light); font-weight: 600; }
.contact-link:hover { color: var(--ticker); }

@media (max-width: 900px) {
  .contact-layout { grid-template-columns: 1fr; }
}

/* ================= FOOTER ================= */
.site-footer {
  background: var(--bg-sunken);
  border-top: 1px solid var(--border);
  padding: 64px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-brand p { font-size: 13.5px; margin-top: 14px; max-width: 320px; }
.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 14px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col a { font-size: 14px; color: var(--text-muted); }
.footer-col a:hover { color: var(--ticker); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
}

@media (max-width: 760px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
}

/* ================= mobile sticky CTA ================= */
.mobile-cta-bar {
  display: none;
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 90;
  padding: 12px 16px calc(12px + env(safe-area-inset-bottom));
  background: rgba(13, 15, 13, 0.94);
  border-top: 1px solid var(--border);
  backdrop-filter: blur(8px);
}
@media (max-width: 640px) {
  .mobile-cta-bar { display: block; }
  body { padding-bottom: 76px; }
}

/* ================= misc responsive ================= */
@media (max-width: 640px) {
  main section { padding: 56px 0; }
  section.tight { padding: 44px 0; }
  .hero { padding: 44px 0 36px; }
}