/* ==========================================================================
   MelSys — Landing Page
   Paleta e escala de raio herdadas do app (globals.css do MelSys)
   ========================================================================== */

:root {
  --paper: #F6F4EF;
  --ink: #17130F;
  --ink-muted: #57504A;
  --surface: #FFFFFF;
  --crimson: #B3142B;
  --crimson-dark: #8C0F21;
  --success: #3F7D4E;
  --warning: #B5791A;

  --radius-sm: 8px;
  --radius-lg: 10px;
  --radius-xl: 14px;
  --radius-2xl: 20px;

  --border: rgba(23, 19, 15, 0.10);
  --border-strong: rgba(23, 19, 15, 0.16);
  --shadow-sm: 0 1px 2px rgba(23, 19, 15, 0.06);
  --shadow-md: 0 8px 24px -8px rgba(23, 19, 15, 0.16);
  --shadow-lg: 0 24px 48px -16px rgba(23, 19, 15, 0.22);

  --font-sans: 'Geist', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'Geist Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;

  --container: 1160px;
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  line-height: 1.5;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, p { margin: 0; }
svg { display: block; }
input, textarea { font: inherit; color: inherit; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--ink); color: var(--paper); padding: 0.75rem 1.25rem;
  border-radius: 0 0 var(--radius-lg) 0; font-weight: 600; font-size: 0.9rem;
}
.skip-link:focus { left: 0; }

:focus-visible { outline: 2px solid var(--crimson); outline-offset: 2px; }

.wrap {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.5rem;
}
.wrap-narrow { max-width: 760px; }

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.5rem;
  border-radius: var(--radius-lg);
  font-weight: 600;
  font-size: 0.95rem;
  white-space: nowrap;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
  border: 1px solid transparent;
}
.btn-primary {
  background: var(--crimson);
  color: #fff;
  box-shadow: 0 1px 2px rgba(140, 15, 33, 0.25);
}
.btn-primary:hover { background: var(--crimson-dark); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--border-strong);
}
.btn-ghost:hover { border-color: var(--ink); background: rgba(23,19,15,0.03); }
.btn-sm { padding: 0.6rem 1.1rem; font-size: 0.85rem; }
.btn-block { width: 100%; }

/* ---- Header ---- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(246, 244, 239, 0.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.site-header.scrolled {
  border-bottom-color: var(--border);
  box-shadow: 0 1px 0 rgba(23,19,15,0.02);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 4.5rem;
}
.brand { display: flex; align-items: center; }
.brand-logo { height: 26px; width: auto; }
.brand-logo-invert { filter: invert(1) brightness(1.6); }

.main-nav {
  display: flex; align-items: center; gap: 2rem;
}
.main-nav a {
  font-size: 0.92rem; font-weight: 500; color: var(--ink-muted);
  transition: color 0.15s ease;
  position: relative;
  padding: 0.25rem 0;
}
.main-nav a:hover { color: var(--ink); }
.main-nav a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 2px;
  background: var(--crimson); transform: scaleX(0); transform-origin: left;
  transition: transform 0.2s ease;
}
.main-nav a:hover::after { transform: scaleX(1); }

.header-actions { display: flex; align-items: center; gap: 1rem; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px; height: 40px;
  border-radius: var(--radius-sm);
}
.nav-toggle span {
  display: block; height: 2px; width: 20px; margin: 0 auto;
  background: var(--ink); border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.2s ease;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---- Reveal-on-scroll ---- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.in-view { opacity: 1; transform: translateY(0); }

/* ---- Eyebrow / section head ---- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-size: 0.8rem; font-weight: 600; letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--crimson);
  margin: 0 0 1rem;
}
.eyebrow-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--crimson); }
.eyebrow-light { color: #E8A2AC; }
.eyebrow-light .eyebrow-dot { background: #E8A2AC; }

.hero .eyebrow {
  padding: 0.55rem 1.15rem 0.55rem 1rem;
  margin-bottom: 1.5rem;
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.22), rgba(255, 255, 255, 0.08));
  border: 1px solid rgba(255, 255, 255, 0.4);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  box-shadow:
    0 6px 20px rgba(0, 0, 0, 0.18),
    inset 0 1px 0 rgba(255, 255, 255, 0.45),
    inset 0 -1px 0 rgba(0, 0, 0, 0.06);
}

.section-head { max-width: 640px; margin-bottom: 3rem; }
.section-head h2 { font-size: clamp(1.7rem, 3vw, 2.35rem); line-height: 1.2; letter-spacing: -0.01em; }
.section-lead { margin-top: 0.9rem; font-size: 1.05rem; color: var(--ink-muted); line-height: 1.6; }
.section-lead.light { color: rgba(246,244,239,0.72); }
h2.light { color: #fff; }

.section { padding: 6rem 0; }
.section-alt { background: var(--surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }

/* ---- Hero ---- */
.hero { position: relative; padding: 4.5rem 0 5rem; overflow: hidden; }
.hero-bg {
  position: absolute;
  top: -80px; left: 0; right: 0; bottom: -80px;
  z-index: -1;
  background-image:
    linear-gradient(rgba(0, 0, 0, 0.35), rgba(0, 0, 0, 0.35)),
    url('../assets/hero.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  will-change: transform;
  transform: translate3d(0, 0, 0);
}
.hero-inner {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 3.5rem;
  align-items: center;
}
.hero h1 {
  font-size: clamp(2.2rem, 4.4vw, 3.4rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0 0 1.25rem;
  color: #fff;
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.35);
}
.hero-lead {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.88);
  line-height: 1.65;
  max-width: 46ch;
  text-shadow: 0 1px 10px rgba(0, 0, 0, 0.3);
}
.hero-actions { display: flex; gap: 0.9rem; margin-top: 2rem; flex-wrap: wrap; }
.hero-actions .btn-ghost {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(4px);
}
.hero-actions .btn-ghost:hover { border-color: #fff; background: rgba(255, 255, 255, 0.1); }

.hero-strip {
  display: flex; flex-wrap: wrap; gap: 1.75rem;
  margin-top: 2.75rem;
  padding-top: 1.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.25);
}
.hero-strip li {
  display: flex; align-items: center; gap: 0.5rem;
  font-size: 0.85rem; font-weight: 500; color: rgba(255, 255, 255, 0.85);
}
.hero-strip svg { width: 17px; height: 17px; color: var(--crimson); flex-shrink: 0; }

/* ---- Hero mock dashboard ---- */
.hero-visual { position: relative; }
.hero-visual-glow {
  position: absolute; inset: 8% -10% -10% 10%;
  background: radial-gradient(closest-side, rgba(179,20,43,0.14), transparent 75%);
  z-index: -1; filter: blur(10px);
}
.mock-window {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  transform: rotate(0.4deg);
}
.mock-titlebar {
  display: flex; align-items: center; gap: 6px;
  padding: 0.85rem 1.1rem;
  background: var(--paper);
  border-bottom: 1px solid var(--border);
}
.mock-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--border-strong); }
.mock-title {
  margin-left: 0.5rem;
  font-size: 0.75rem; font-weight: 600; color: var(--ink-muted);
  letter-spacing: 0.01em;
}
.mock-body { padding: 1.5rem; }

.mock-kpis {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 0.65rem;
  margin-bottom: 1.5rem;
}
.mock-kpi {
  display: flex; flex-direction: column; gap: 0.35rem;
  padding: 0.85rem 0.7rem;
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}
.mock-kpi-label { font-size: 0.68rem; color: var(--ink-muted); font-weight: 500; }
.mock-kpi-value {
  font-family: var(--font-mono);
  font-size: 1.15rem; font-weight: 600; color: var(--ink);
  font-variant-numeric: tabular-nums;
}
.mock-kpi-value.good { color: var(--success); }
.mock-kpi-value.warn { color: var(--warning); }

.mock-chart {
  display: flex; align-items: flex-end; gap: 0.5rem;
  height: 84px;
  padding: 0.75rem 0.5rem 0;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}
.mock-bar {
  flex: 1;
  height: var(--h);
  background: var(--ink);
  opacity: 0.14;
  border-radius: 4px 4px 0 0;
}
.mock-bar.active { background: var(--crimson); opacity: 1; }

.mock-list { display: flex; flex-direction: column; gap: 0.6rem; }
.mock-row {
  display: flex; align-items: center; justify-content: space-between;
  gap: 0.75rem;
  padding: 0.65rem 0.15rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.82rem;
}
.mock-row:last-child { border-bottom: none; }
.mock-row-name { color: var(--ink); font-weight: 500; }

.badge {
  display: inline-flex; align-items: center;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  font-size: 0.72rem; font-weight: 600;
  white-space: nowrap;
}
.badge-good { background: rgba(63,125,78,0.12); color: var(--success); }
.badge-warn { background: rgba(181,121,26,0.14); color: var(--warning); }

/* ---- Cards / grids ---- */
.grid { display: grid; gap: 1.5rem; }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 1.75rem 1.5rem;
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}
.card:hover { border-color: var(--border-strong); box-shadow: var(--shadow-sm); transform: translateY(-2px); }
.card-icon {
  width: 42px; height: 42px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-lg);
  background: rgba(179,20,43,0.08);
  color: var(--crimson);
  margin-bottom: 1.1rem;
}
.card-icon svg { width: 21px; height: 21px; }
.card h3 { font-size: 1.05rem; margin-bottom: 0.5rem; }
.card p { color: var(--ink-muted); font-size: 0.92rem; line-height: 1.55; }

.grid-features .feature {
  padding: 1.6rem 1.4rem;
  border-radius: var(--radius-xl);
  transition: background-color 0.2s ease;
}
.grid-features .feature:hover { background: var(--paper); }
.feature-icon {
  width: 38px; height: 38px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-lg);
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--ink);
  margin-bottom: 1rem;
}
.feature-icon svg { width: 19px; height: 19px; }
.feature h3 { font-size: 0.98rem; margin-bottom: 0.4rem; }
.feature p { color: var(--ink-muted); font-size: 0.88rem; line-height: 1.55; }

/* ---- Para quem é ---- */
.audience-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}
.audience-card p { margin-bottom: 1.5rem; }
.audience-divider {
  position: absolute;
  left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  width: 46px; height: 46px;
  display: flex; align-items: center; justify-content: center;
  background: var(--paper);
  border: 1px solid var(--border-strong);
  border-radius: 50%;
  font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.02em;
  color: var(--ink-muted);
  box-shadow: var(--shadow-sm);
  z-index: 2;
}

/* ---- Como funciona ---- */
.como-funciona-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}
.steps { display: flex; flex-direction: column; gap: 1.75rem; }
.step { display: flex; gap: 1.1rem; }
.step-number {
  flex-shrink: 0;
  width: 34px; height: 34px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-mono);
  font-weight: 600; font-size: 0.85rem;
}
.step h3 { font-size: 1.02rem; margin-bottom: 0.3rem; }
.step p { color: var(--ink-muted); font-size: 0.92rem; line-height: 1.55; }

.usability-panel { position: sticky; top: 6.5rem; }
.mock-window-form { transform: rotate(-0.4deg); }
.mock-form { display: flex; flex-direction: column; gap: 0.9rem; }
.mock-field { display: flex; flex-direction: column; gap: 0.3rem; flex: 1; }
.mock-field-row { display: flex; gap: 0.9rem; }
.mock-field-label { font-size: 0.7rem; color: var(--ink-muted); font-weight: 500; }
.mock-field-value {
  font-family: var(--font-mono);
  font-size: 0.92rem; font-weight: 500;
  padding: 0.55rem 0.7rem;
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}
.mock-field-highlight {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.85rem 1rem;
  background: rgba(63,125,78,0.10);
  border: 1px solid rgba(63,125,78,0.25);
  border-radius: var(--radius-lg);
  color: var(--success);
  font-size: 0.85rem; font-weight: 600;
  margin-top: 0.3rem;
}
.mock-field-highlight strong { font-family: var(--font-mono); font-size: 1.02rem; }

.usability-note {
  display: flex; align-items: center; gap: 0.6rem;
  margin-top: 1.25rem;
  font-size: 0.85rem; color: var(--ink-muted);
}
.usability-note svg { width: 17px; height: 17px; color: var(--crimson); flex-shrink: 0; }

/* ---- FAQ ---- */
.faq-list { display: flex; flex-direction: column; gap: 0.75rem; }
.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--paper);
}
.faq-question {
  width: 100%;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.15rem 1.3rem;
  text-align: left;
  font-weight: 600; font-size: 0.98rem;
}
.faq-caret { width: 18px; height: 18px; color: var(--ink-muted); flex-shrink: 0; transition: transform 0.25s ease; }
.faq-question[aria-expanded="true"] .faq-caret { transform: rotate(180deg); color: var(--crimson); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease;
}
.faq-answer p { padding: 0 1.3rem 1.15rem; color: var(--ink-muted); font-size: 0.92rem; line-height: 1.6; max-width: 60ch; }

/* ---- Planos ---- */
.grid-plans { margin-bottom: 2.5rem; }
.plan-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-2xl);
  padding: 2.25rem;
  position: relative;
}
.plan-card-highlight {
  border-color: var(--crimson);
  box-shadow: 0 0 0 1px var(--crimson);
}
.plan-badge {
  position: absolute; top: -0.7rem; left: 2rem;
  background: var(--crimson); color: #fff;
  font-size: 0.68rem; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase;
  padding: 0.3rem 0.7rem; border-radius: 999px;
}
.plan-label { font-size: 1.3rem; font-weight: 700; color: var(--ink); margin-bottom: 0.6rem; }
.plan-tagline { color: var(--ink-muted); font-size: 0.95rem; line-height: 1.55; }
.plan-list { margin-top: 1.5rem; padding-top: 1.5rem; border-top: 1px solid var(--border); display: flex; flex-direction: column; gap: 0.7rem; }
.plan-list li { position: relative; padding-left: 1.4rem; font-size: 0.9rem; color: var(--ink); }
.plan-list li::before {
  content: ""; position: absolute; left: 0; top: 0.45rem;
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--success);
}
.plans-cta { text-align: center; }
.plans-cta-note { margin-top: 1rem; color: var(--ink-muted); font-size: 0.85rem; }

/* ---- CTA / Contato ---- */
.section-cta {
  background: var(--ink);
  color: var(--paper);
}
.contact-form {
  display: flex; flex-direction: column; gap: 1rem;
  background: rgba(246,244,239,0.04);
  border: 1px solid rgba(246,244,239,0.14);
  border-radius: var(--radius-2xl);
  padding: 2rem;
}
.form-row { display: flex; gap: 1rem; }
.field { display: flex; flex-direction: column; gap: 0.45rem; flex: 1; }
.field span { font-size: 0.82rem; font-weight: 500; color: rgba(246,244,239,0.72); }
.field input, .field textarea {
  background: rgba(246,244,239,0.06);
  border: 1px solid rgba(246,244,239,0.18);
  border-radius: var(--radius-lg);
  padding: 0.75rem 0.9rem;
  color: #fff;
  resize: vertical;
  transition: border-color 0.15s ease, background-color 0.15s ease;
}
.field input::placeholder, .field textarea::placeholder { color: rgba(246,244,239,0.35); }
.field input:focus, .field textarea:focus {
  outline: none;
  border-color: var(--crimson);
  background: rgba(246,244,239,0.09);
}
.field input.field-error, .field textarea.field-error { border-color: rgba(179,20,43,0.6); }
.form-note { font-size: 0.8rem; color: rgba(246,244,239,0.5); text-align: center; }
#contact-email { color: #fff; font-weight: 600; }

/* ---- Footer ---- */
.site-footer { background: var(--ink); color: var(--paper); padding-top: 3.5rem; }
.footer-inner {
  display: flex; justify-content: space-between; gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(246,244,239,0.12);
  flex-wrap: wrap;
}
.footer-brand { max-width: 280px; }
.footer-brand p { margin-top: 0.9rem; font-size: 0.88rem; color: rgba(246,244,239,0.55); line-height: 1.5; }
.footer-cols { display: flex; gap: 4rem; }
.footer-col { display: flex; flex-direction: column; gap: 0.75rem; }
.footer-col-title { font-size: 0.78rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; color: rgba(246,244,239,0.4); margin-bottom: 0.25rem; }
.footer-col a { font-size: 0.9rem; color: rgba(246,244,239,0.72); transition: color 0.15s ease; }
.footer-col a:hover { color: #fff; }
.footer-bottom { padding: 1.5rem 0; }
.footer-bottom p { font-size: 0.8rem; color: rgba(246,244,239,0.4); }

/* ---- Back to top ---- */
.back-to-top {
  position: fixed; right: 1.5rem; bottom: 1.5rem; z-index: 90;
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  background: var(--ink); color: var(--paper);
  border-radius: 50%;
  box-shadow: var(--shadow-md);
  opacity: 0; pointer-events: none;
  transform: translateY(8px);
  transition: opacity 0.2s ease, transform 0.2s ease, background-color 0.15s ease;
}
.back-to-top.visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.back-to-top:hover { background: var(--crimson); }
.back-to-top svg { width: 19px; height: 19px; }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 980px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { max-width: 480px; }
  .como-funciona-grid { grid-template-columns: 1fr; }
  .usability-panel { position: static; margin-top: 1rem; }
  .audience-grid { grid-template-columns: 1fr; }
  .audience-divider { position: static; margin: -0.25rem auto; transform: none; }
}

@media (max-width: 800px) {
  .main-nav { display: none; }
  .nav-toggle { display: flex; }
  .header-actions .btn { display: none; }

  .main-nav.open {
    display: flex; flex-direction: column; align-items: flex-start;
    gap: 0;
    position: absolute; top: 100%; left: 0; right: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--border);
    padding: 0.5rem 1.5rem 1.25rem;
  }
  .main-nav.open a { width: 100%; padding: 0.9rem 0; border-bottom: 1px solid var(--border); }
  .main-nav.open a:last-child { border-bottom: none; }
  .main-nav.open::after { content: ""; }
}

@media (max-width: 640px) {
  .section { padding: 4rem 0; }
  .grid-4 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .mock-kpis { grid-template-columns: repeat(2, 1fr); }
  .form-row { flex-direction: column; }
  .footer-inner { flex-direction: column; gap: 2rem; }
  .footer-cols { gap: 2.5rem; }
  .hero-actions .btn { width: 100%; }
  .hero-actions { flex-direction: column; }
}