/* =============================================
   KÖMA — Landing Page
   Charte : Noir #111 · Blanc #FFFEFA · Accent #FFDD00
   Police : Oxygen (corps) · Playfair Display (titres)
   ============================================= */

/* ─────────────────── TOKENS ─────────────────── */
:root {
  --ink:         #111111;
  --ink-soft:    #2d2d2d;
  --ink-muted:   #5a6060;
  --white:       #fffefa;
  --cream:       #f6f3ea;
  --yellow:      #FFDD00;
  --yellow-pale: #fff9c0;
  --yellow-dim:  rgba(255, 221, 0, 0.16);
  --border:      rgba(17, 17, 17, 0.09);
  --border-dark: rgba(255, 255, 255, 0.10);

  --radius-xs:   4px;
  --radius-sm:   8px;
  --radius-md:   14px;
  --radius-lg:   22px;
  --radius-xl:   32px;

  --shadow-sm:   0 1px 4px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md:   0 6px 24px rgba(0,0,0,0.08), 0 2px 6px rgba(0,0,0,0.04);
  --shadow-lg:   0 24px 56px rgba(0,0,0,0.11), 0 8px 20px rgba(0,0,0,0.06);
  --shadow-xl:   0 40px 80px rgba(0,0,0,0.15), 0 16px 32px rgba(0,0,0,0.08);

  --ease:        cubic-bezier(0.4, 0, 0.2, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --t:           0.22s;
}

/* ─────────────────── RESET ─────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  color: var(--ink);
  background: var(--white);
  font-family: 'Oxygen', Arial, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
svg { flex-shrink: 0; }

.container {
  width: min(1160px, calc(100% - 48px));
  margin-inline: auto;
}

/* ─────────────────── TYPOGRAPHIE ─────────────────── */
h1, h2, h3 {
  font-family: 'Playfair Display', Georgia, serif;
  letter-spacing: -0.04em;
  line-height: 1.04;
}

h1 { font-size: clamp(2.8rem, 5.8vw, 5.4rem); }
h2 { font-size: clamp(2.2rem, 4vw, 3.8rem); }
h3 { font-size: 1.3rem; letter-spacing: -0.02em; }

h1 em {
  font-style: italic;
  display: inline;
  background: linear-gradient(180deg, transparent 62%, var(--yellow) 62%);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 20px;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.20em;
  color: var(--ink);
  opacity: 0.45;
}

/* ─────────────────── NAVIGATION ─────────────────── */
.hero {
  background: var(--yellow);
  position: relative;
  overflow: hidden;
  min-height: 740px;
}

/* Grille décorative */
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(17,17,17,0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(17,17,17,0.055) 1px, transparent 1px);
  background-size: 64px 64px;
  pointer-events: none;
}

.nav {
  position: relative;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 86px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.9rem;
  font-weight: 700;
  letter-spacing: -0.12em;
  line-height: 1;
}
.brand span { opacity: 0.40; }
.brand-icon { opacity: 0.70; border-radius: var(--radius-xs); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
  font-size: 0.875rem;
  font-weight: 700;
}

.nav-links a {
  position: relative;
  transition: opacity var(--t) var(--ease);
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: width var(--t) var(--ease);
}
.nav-links a:not(.nav-cta):hover { opacity: 0.65; }
.nav-links a:not(.nav-cta):hover::after { width: 100%; }

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 22px;
  background: var(--ink);
  color: var(--yellow) !important;
  border-radius: 100px;
  font-size: 0.82rem;
  transition: background var(--t) var(--ease), transform var(--t) var(--ease);
}
.nav-cta::after { display: none !important; }
.nav-cta:hover  { background: var(--ink-soft); transform: translateY(-1px); opacity: 1 !important; }

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 42px; height: 42px;
  padding: 9px;
  border: 1.5px solid rgba(17,17,17,0.22);
  border-radius: var(--radius-sm);
  background: transparent;
  cursor: pointer;
  z-index: 20;
}
.nav-toggle span {
  display: block;
  width: 100%; height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform var(--t) var(--ease), opacity var(--t) var(--ease);
}
.nav-toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ─────────────────── HERO CONTENT ─────────────────── */
.hero-content {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 48px;
  padding-bottom: 60px;
  position: relative;
  z-index: 2;
}

.hero-copy { padding-top: 40px; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 28px;
  padding: 8px 16px;
  background: rgba(17,17,17,0.08);
  border: 1px solid rgba(17,17,17,0.12);
  border-radius: 100px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.10em;
  text-transform: uppercase;
}

.badge-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--ink);
  animation: pulse 2s ease infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(0.75); }
}

.intro {
  font-size: 1.05rem;
  max-width: 490px;
  margin: 28px 0 36px;
  color: var(--ink-soft);
  opacity: 0.80;
  line-height: 1.70;
}

/* ─── Boutons ─── */
.actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.button {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 28px;
  font-family: 'Oxygen', sans-serif;
  font-size: 0.88rem;
  font-weight: 700;
  border-radius: 100px;
  border: 2px solid transparent;
  transition: transform var(--t) var(--ease), box-shadow var(--t) var(--ease), background var(--t) var(--ease);
  white-space: nowrap;
  cursor: pointer;
}
.button:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }

.button-dark  { background: var(--ink); color: var(--white); }
.button-dark:hover  { background: var(--ink-soft); }

.button-light { background: var(--yellow); color: var(--ink); }
.button-light:hover { background: #ffe500; }

.button-outline {
  background: transparent;
  color: var(--ink);
  border-color: rgba(17,17,17,0.30);
}
.button-outline:hover { background: rgba(17,17,17,0.05); border-color: var(--ink); }

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 0.88rem;
  font-weight: 700;
  border-bottom: 2px solid var(--ink);
  padding-bottom: 2px;
  transition: opacity var(--t) var(--ease);
}
.text-link:hover { opacity: 0.60; }

/* ─── Hero stats ─── */
.hero-stats {
  display: flex;
  gap: 0;
  margin-top: 56px;
  padding-top: 28px;
  border-top: 1px solid rgba(17,17,17,0.18);
}

.hero-stat {
  padding: 0 28px;
  border-right: 1px solid rgba(17,17,17,0.18);
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.hero-stat:first-child { padding-left: 0; }
.hero-stat:last-child  { border-right: none; }

.hero-stat strong {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1;
}
.hero-stat span {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  opacity: 0.50;
}

/* ─────────────────── HERO VISUAL ─────────────────── */
.hero-visual {
  position: relative;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  min-height: 580px;
}

.sun {
  position: absolute;
  width: 440px; height: 440px;
  border-radius: 50%;
  background: rgba(255,255,255,0.42);
  bottom: 48px; right: -48px;
}

.hero-img-wrap {
  position: relative;
  z-index: 1;
  animation: float 5s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-12px); }
}

.hero-img-wrap img {
  width: 680px;
  max-width: 128%;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(10px 20px 20px rgba(17,17,17,0.16));
}

.floating-card {
  position: absolute;
  z-index: 2;
  right: 12px;
  bottom: 96px;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  animation: float 5s 1.5s ease-in-out infinite;
}

.floating-icon {
  width: 36px; height: 36px;
  border-radius: var(--radius-sm);
  background: var(--yellow);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.floating-card strong {
  display: block;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--ink);
}
.floating-card span {
  display: block;
  font-size: 0.72rem;
  color: var(--ink-muted);
  margin-top: 1px;
}

/* Scroll hint */
.scroll-hint {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  z-index: 5;
}

.scroll-hint span {
  display: block;
  width: 1.5px;
  height: 36px;
  background: linear-gradient(to bottom, var(--ink), transparent);
  animation: scroll-line 2s ease-in-out infinite;
}

.scroll-hint p {
  font-size: 0.60rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  opacity: 0.40;
}

@keyframes scroll-line {
  0%   { transform: scaleY(0); transform-origin: top; }
  50%  { transform: scaleY(1); transform-origin: top; }
  51%  { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ─────────────────── TRUST BAR ─────────────────── */
.trust-bar {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 20px 0;
  background: var(--white);
}

.trust-inner {
  display: flex;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
}

.trust-label {
  font-size: 0.70rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  opacity: 0.40;
  white-space: nowrap;
}

.trust-logos {
  display: flex;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
  flex: 1;
}

.trust-logo {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  opacity: 0.28;
  text-transform: uppercase;
  letter-spacing: 0.10em;
  transition: opacity var(--t) var(--ease);
}
.trust-logo:hover { opacity: 0.55; }

/* ─────────────────── SECTIONS base ─────────────────── */
.section { padding: 128px 0; }

.section-intro { margin-bottom: 72px; }

.section-heading {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 48px;
}

.section-heading h2 { max-width: 620px; }

.section-heading p {
  max-width: 320px;
  color: var(--ink-muted);
  font-size: 0.95rem;
  line-height: 1.70;
  flex-shrink: 0;
}

/* ─────────────────── STEPS ─────────────────── */
.steps { background: var(--white); }

.step-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.step-card {
  position: relative;
  padding: 44px 40px;
  background: var(--white);
  border-right: 1px solid var(--border);
  transition: background var(--t) var(--ease);
  overflow: hidden;
}

.step-card--last { border-right: none; }

/* Fond jaune très doux au hover */
.step-card:hover { background: var(--yellow-pale); }

/* Accent jaune en bas de la carte au hover */
.step-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 40px; right: 40px;
  height: 3px;
  background: var(--yellow);
  border-radius: 2px 2px 0 0;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease);
}
.step-card:hover::after { transform: scaleX(1); }

.step-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px; height: 48px;
  border-radius: var(--radius-sm);
  background: var(--yellow-dim);
  margin-bottom: 28px;
  transition: background var(--t) var(--ease);
}
.step-card:hover .step-icon { background: var(--yellow); }

.number {
  display: inline-block;
  margin-bottom: 12px;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

.step-card h3 {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 1.55rem;
  margin-bottom: 14px;
}

.step-card > p {
  color: var(--ink-muted);
  font-size: 0.92rem;
  max-width: 260px;
  line-height: 1.70;
}

.step-arrow {
  position: absolute;
  top: 44px;
  right: -16px;
  z-index: 2;
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--yellow);
  border: 3px solid var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
}
.step-card--last .step-arrow { display: none; }

/* ─────────────────── AUDIENCE ─────────────────── */
.audience { background: var(--cream); }

.audience-grid {
  display: grid;
  grid-template-columns: 0.75fr 1.25fr;
  gap: 80px;
  align-items: center;
}

.audience-copy h2 { margin-bottom: 18px; }

.audience-copy > p:not(.eyebrow) {
  color: var(--ink-muted);
  max-width: 380px;
  font-size: 0.95rem;
  line-height: 1.70;
  margin-bottom: 28px;
}

.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.feature-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  font-weight: 700;
}

.audience-cards { display: grid; gap: 10px; }

.audience-card {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  min-height: 152px;
  padding: 24px 28px;
  color: white;
  border-radius: var(--radius-md);
  transition: transform var(--t) var(--ease), box-shadow var(--t) var(--ease);
  cursor: default;
}

.audience-card:hover {
  transform: translateY(-4px) scale(1.01);
  box-shadow: var(--shadow-xl);
}

/* Dégradé lisibilité */
.audience-card::before {
  content: '';
  position: absolute;
  z-index: -1;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(0,0,0,0.80) 0%,
    rgba(0,0,0,0.30) 60%,
    rgba(0,0,0,0.05) 100%
  );
}

/* Barre jaune gauche */
.audience-card::after {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 4px;
  background: var(--yellow);
  transform: scaleY(0);
  transform-origin: bottom;
  transition: transform 0.35s var(--ease);
}
.audience-card:hover::after { transform: scaleY(1); }

.audience-card img {
  position: absolute;
  z-index: -2;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center 35%;
  transition: transform 0.55s var(--ease);
}
.audience-card:hover img { transform: scale(1.06); }

.audience-card-body { position: relative; z-index: 1; }

.audience-card span {
  display: block;
  font-size: 0.60rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  opacity: 0.70;
  margin-bottom: 3px;
}

.audience-card h3 {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 1.8rem;
  line-height: 1;
  margin-bottom: 5px;
}

.audience-card p { font-size: 0.84rem; opacity: 0.82; }

.card-vendor img { object-position: center 43%; }
.card-driver img { object-position: center 31%; }

/* ─────────────────── APP SECTION ─────────────────── */
.app-section {
  background: var(--ink);
  color: var(--white);
  overflow: hidden;
}

.app-section .eyebrow {
  color: var(--yellow);
  opacity: 1;
}

.app-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 96px;
  align-items: center;
}

.app-copy h2 { color: var(--white); margin-bottom: 18px; }

.app-copy > p:not(.eyebrow) {
  color: rgba(255,255,255,0.58);
  max-width: 430px;
  font-size: 0.95rem;
  line-height: 1.75;
  margin-bottom: 36px;
}

.app-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 40px;
}

.app-features li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.app-feat-icon {
  width: 38px; height: 38px;
  border-radius: var(--radius-sm);
  background: rgba(255,221,0,0.12);
  border: 1px solid rgba(255,221,0,0.20);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--yellow);
  transition: background var(--t) var(--ease);
}

.app-features li:hover .app-feat-icon { background: rgba(255,221,0,0.22); }

.app-features li strong {
  display: block;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 2px;
}

.app-features li span {
  font-size: 0.80rem;
  color: rgba(255,255,255,0.50);
  line-height: 1.5;
}

/* Phone mock */
.phone {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: flex-end;
  height: 500px;
}

.phone-glow {
  position: absolute;
  width: 360px; height: 360px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,221,0,0.18) 0%, transparent 70%);
  bottom: -60px;
  left: 50%;
  transform: translateX(-50%);
}

.phone img {
  position: relative;
  height: 540px;
  width: auto;
  filter: drop-shadow(0 24px 32px rgba(0,0,0,0.40));
  transition: transform 0.65s var(--ease-spring);
}
.phone:hover img { transform: translateY(-14px) rotate(1deg); }

/* ─────────────────── CTA FINAL ─────────────────── */
.cta-section { background: var(--white); padding: 80px 0 128px; }

.cta-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
  padding: 64px 72px;
  background: var(--yellow);
  border-radius: var(--radius-xl);
  position: relative;
  overflow: hidden;
}

/* Cercle décoratif */
.cta-card::before {
  content: '';
  position: absolute;
  width: 360px; height: 360px;
  border-radius: 50%;
  border: 60px solid rgba(17,17,17,0.06);
  top: -120px; right: -80px;
  pointer-events: none;
}

.cta-copy { max-width: 520px; }

.cta-card .eyebrow { opacity: 0.55; }
.cta-copy h2 { margin-bottom: 14px; }
.cta-copy > p {
  color: var(--ink-soft);
  font-size: 0.95rem;
  opacity: 0.75;
}

.cta-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex-shrink: 0;
}

/* ─────────────────── FOOTER ─────────────────── */
footer {
  background: #0b0b0b;
  color: rgba(255,255,255,0.55);
  padding: 48px 0;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.footer-inner .brand {
  color: var(--white);
  font-size: 1.7rem;
}
.footer-inner .brand span { opacity: 0.30; }
.footer-inner .brand .brand-icon { filter: invert(1); opacity: 0.55; }

.footer-brand p {
  font-size: 0.80rem;
  opacity: 0.50;
  max-width: 260px;
  line-height: 1.55;
}

.footer-nav {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
}

.footer-nav a {
  font-size: 0.82rem;
  font-weight: 700;
  opacity: 0.45;
  transition: opacity var(--t) var(--ease);
}
.footer-nav a:hover { opacity: 0.90; }

footer small {
  font-size: 0.74rem;
  opacity: 0.30;
}

/* ─────────────────── SCROLL-REVEAL ─────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.55s var(--ease), transform 0.55s var(--ease);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Décalages en cascade */
.step-card:nth-child(2) { transition-delay: 0.10s; }
.step-card:nth-child(3) { transition-delay: 0.20s; }
.audience-card:nth-child(2) { transition-delay: 0.10s; }
.audience-card:nth-child(3) { transition-delay: 0.20s; }
.app-features li:nth-child(2) { transition-delay: 0.08s; }
.app-features li:nth-child(3) { transition-delay: 0.16s; }

/* Entrée hero */
@keyframes fade-up {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
.hero-copy   { animation: fade-up 0.65s 0.10s var(--ease) both; }
.hero-visual { animation: fade-up 0.65s 0.25s var(--ease) both; }

/* ─────────────────── SCROLLBAR ─────────────────── */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(17,17,17,0.16); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: rgba(17,17,17,0.28); }

/* ─────────────────── RESPONSIVE — Tablette ─────────────────── */
@media (max-width: 980px) {
  .hero-content    { grid-template-columns: 1fr; padding-bottom: 0; }
  .hero-copy       { padding-top: 52px; }
  .hero-visual     { min-height: 360px; }
  .hero-img-wrap img { width: 500px; max-width: 115%; }
  .sun             { width: 280px; height: 280px; bottom: 16px; right: -12px; }
  .floating-card   { right: 6px; bottom: 24px; }
  .scroll-hint     { display: none; }

  .section-heading { flex-direction: column; align-items: flex-start; gap: 14px; }
  .section-heading p { max-width: 100%; }

  .step-grid       { grid-template-columns: 1fr; border-radius: var(--radius-md); }
  .step-card       { border-right: none; border-bottom: 1px solid var(--border); }
  .step-card--last { border-bottom: none; }
  .step-arrow      { display: none; }

  .audience-grid   { grid-template-columns: 1fr; gap: 56px; }

  .app-grid        { grid-template-columns: 1fr; gap: 56px; }
  .phone           { height: 360px; order: 2; }
  .phone img       { height: 420px; }
  .app-copy        { order: 1; }

  .cta-card        { flex-direction: column; padding: 48px 40px; text-align: center; }
  .cta-copy        { max-width: 100%; }
  .cta-actions     { flex-direction: row; justify-content: center; }
}

/* ─────────────────── RESPONSIVE — Mobile ─────────────────── */
@media (max-width: 640px) {
  .container { width: calc(100% - 32px); }

  .nav         { min-height: 68px; position: relative; }
  .nav-toggle  { display: flex; }

  .nav-links {
    display: none;
    position: absolute;
    z-index: 30;
    top: 66px; right: 0;
    width: 240px;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    padding: 12px;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
  }
  .nav-links.is-open { display: flex; }
  .nav-links a:not(.nav-cta) {
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
  }
  .nav-links a:not(.nav-cta):hover { background: rgba(17,17,17,0.05); }
  .nav-cta { margin-top: 6px; justify-content: center; }

  .hero-stats  { gap: 0; margin-top: 44px; padding-top: 24px; }
  .hero-stat   { padding: 0 18px; }
  .hero-stat strong { font-size: 1.55rem; }

  .section     { padding: 80px 0; }
  .section-intro { margin-bottom: 48px; }

  .step-card   { padding: 32px 28px; }

  .audience-card  { min-height: 136px; padding: 22px 24px; }
  .audience-card h3 { font-size: 1.5rem; }

  .app-grid    { gap: 40px; }
  .phone       { height: 300px; }
  .phone img   { height: 340px; }

  .cta-card    { padding: 40px 28px; border-radius: var(--radius-lg); }
  .cta-actions { flex-direction: column; }

  .trust-inner { flex-direction: column; align-items: flex-start; gap: 16px; }
  .trust-logos { gap: 20px; }

  .footer-inner   { flex-direction: column; align-items: flex-start; gap: 24px; }
  .footer-nav     { gap: 16px; }
}