/* ===== Design tokens (reused from the Motorstock app theme) ===== */
:root {
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, "Helvetica Neue", Arial, sans-serif;
  --container: 1160px;
  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 24px;
  --ease: cubic-bezier(.22,1,.36,1);
}

/* Dark theme (default) */
:root,
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0F1521;
  --bg-alt: #0B1019;
  --card: #1B2331;
  --card-soft: #171F2C;
  --card-translucent: rgba(27,35,49,0.9);
  --text: #F2F5FA;
  --muted: #9AA7BC;
  --accent: #6BCB4A;
  --accent-active: #8ADD73;
  --accent-soft: #163420;
  --success: #43C285;
  --warning: #E3A94A;
  --danger: #E2685F;
  --border: #2C3648;
  --sidebar: #080D18;
  --shadow-card: 0 20px 50px -20px rgba(0,0,0,0.55);
  --glow-1: rgba(107,203,74,0.26);
  --glow-2: rgba(154,222,101,0.14);
  --cta-shadow: rgba(107,203,74,0.5);
  --header-bg: rgba(15,21,33,0.7);
  --header-bg-scrolled: rgba(15,21,33,0.92);
}

/* Light theme */
:root[data-theme="light"] {
  color-scheme: light;
  --bg: #F3F6FB;
  --bg-alt: #E9EFF7;
  --card: #FFFFFF;
  --card-soft: #EEF2F8;
  --card-translucent: rgba(255,255,255,0.85);
  --text: #131C2E;
  --muted: #5C6B7F;
  --accent: #1B7A3D;
  --accent-active: #145C2E;
  --accent-soft: #E3F3E6;
  --success: #16794B;
  --warning: #B3690A;
  --danger: #B3261E;
  --border: #DCE3EE;
  --sidebar: #0E1D33;
  --shadow-card: 0 20px 44px -22px rgba(19,28,46,0.22);
  --glow-1: rgba(27,122,61,0.14);
  --glow-2: rgba(154,222,101,0.20);
  --cta-shadow: rgba(27,122,61,0.28);
  --header-bg: rgba(243,246,251,0.75);
  --header-bg-scrolled: rgba(243,246,251,0.92);
}

/* Respect OS preference until the user makes an explicit choice */
@media (prefers-color-scheme: light) {
  :root:not([data-theme]) {
    color-scheme: light;
    --bg: #F3F6FB;
    --bg-alt: #E9EFF7;
    --card: #FFFFFF;
    --card-soft: #EEF2F8;
    --card-translucent: rgba(255,255,255,0.85);
    --text: #131C2E;
    --muted: #5C6B7F;
    --accent: #1B7A3D;
    --accent-active: #145C2E;
    --accent-soft: #E3F3E6;
    --success: #16794B;
    --warning: #B3690A;
    --danger: #B3261E;
    --border: #DCE3EE;
    --sidebar: #0E1D33;
    --shadow-card: 0 20px 44px -22px rgba(19,28,46,0.22);
    --glow-1: rgba(27,122,61,0.14);
    --glow-2: rgba(154,222,101,0.20);
    --cta-shadow: rgba(27,122,61,0.28);
    --header-bg: rgba(243,246,251,0.75);
    --header-bg-scrolled: rgba(243,246,251,0.92);
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body, .btn, .feature-card, .price-card, .testimonial, .faq-item, .mockup, .floating-card, .trusted-row li, .site-header {
  transition: background-color .35s var(--ease), border-color .35s var(--ease), color .35s var(--ease), box-shadow .35s var(--ease);
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; display: block; }

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

h1, h2, h3, h4 { margin: 0 0 .5em; font-weight: 650; letter-spacing: -0.02em; }
p { margin: 0 0 1em; color: var(--muted); }

a { color: inherit; text-decoration: none; }

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--accent);
  color: #fff;
  padding: 10px 16px;
  border-radius: 0 0 8px 0;
  z-index: 1000;
}
.skip-link:focus { left: 0; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  transition: transform .25s var(--ease), background-color .25s var(--ease), border-color .25s var(--ease), box-shadow .25s var(--ease);
  white-space: nowrap;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 8px 24px -8px var(--cta-shadow);
}
.btn-primary:hover { background: var(--accent-active); transform: translateY(-2px); }
.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent-active); transform: translateY(-2px); }
.btn-lg { padding: 15px 30px; font-size: 1.02rem; }
.btn-block { width: 100%; }

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--header-bg);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid transparent;
  transition: border-color .3s var(--ease), background-color .3s var(--ease);
}
.site-header.scrolled {
  border-bottom-color: var(--border);
  background: var(--header-bg-scrolled);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  flex-shrink: 0;
}
.brand-wordmark img { width: auto; }
.header-inner .brand-wordmark img { height: 34px; }
.footer-brand .brand-wordmark img { height: 30px; }

.logo-light { display: none; }
:root[data-theme="light"] .logo-dark { display: none; }
:root[data-theme="light"] .logo-light { display: block; }
@media (prefers-color-scheme: light) {
  :root:not([data-theme]) .logo-dark { display: none; }
  :root:not([data-theme]) .logo-light { display: block; }
}

.nav-links {
  display: flex;
  gap: 28px;
  margin: 0 auto;
}
.nav-links a {
  color: var(--muted);
  font-size: 0.94rem;
  font-weight: 500;
  transition: color .2s var(--ease);
}
.nav-links a:hover { color: var(--text); }

.header-actions { display: flex; align-items: center; gap: 12px; }

.theme-toggle {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 999px;
  cursor: pointer;
  color: var(--text);
  transition: border-color .25s var(--ease), background-color .25s var(--ease);
}
.theme-toggle:hover { border-color: var(--accent); }
.theme-toggle svg {
  position: absolute;
  width: 19px;
  height: 19px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform .4s var(--ease), opacity .3s var(--ease);
}
.icon-moon { opacity: 0; transform: scale(.4) rotate(-40deg); }
.icon-sun { opacity: 1; transform: scale(1) rotate(0); }
:root[data-theme="light"] .icon-sun { opacity: 0; transform: scale(.4) rotate(40deg); }
:root[data-theme="light"] .icon-moon { opacity: 1; transform: scale(1) rotate(0); }
@media (prefers-color-scheme: light) {
  :root:not([data-theme]) .icon-sun { opacity: 0; transform: scale(.4) rotate(40deg); }
  :root:not([data-theme]) .icon-moon { opacity: 1; transform: scale(1) rotate(0); }
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 10px;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 0 auto;
  background: var(--text);
  transition: transform .25s var(--ease), opacity .25s var(--ease);
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== Hero ===== */
.hero {
  position: relative;
  padding: 96px 0 80px;
  overflow: clip;
}
.hero-glow {
  position: absolute;
  inset: -20% -10% auto -10%;
  height: 620px;
  background: radial-gradient(60% 60% at 30% 20%, var(--glow-1), transparent 70%),
              radial-gradient(50% 50% at 80% 10%, var(--glow-2), transparent 70%);
  pointer-events: none;
  z-index: 0;
}
.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}
.eyebrow {
  display: inline-block;
  color: var(--accent-active);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.hero h1 {
  font-size: clamp(2.2rem, 4.4vw, 3.4rem);
  line-height: 1.08;
}
.hero-sub {
  font-size: 1.1rem;
  max-width: 46ch;
  margin-bottom: 28px;
}
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-note { font-size: 0.85rem; margin-top: 16px; color: var(--muted); }

.hero-visual { position: relative; }
.hero-media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-card);
  aspect-ratio: 16/9;
}
.hero-media img { width: 100%; height: 100%; object-fit: cover; }

.floating-card {
  position: absolute;
  background: var(--card-translucent);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 18px;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  gap: 4px;
  animation: float 6s var(--delay, 0s) ease-in-out infinite;
}
.card-metric { top: -18px; left: -18px; }
.card-recommend { bottom: -18px; right: -18px; }
.metric-label { font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); }
.metric-value { font-weight: 650; font-size: 0.92rem; display: flex; align-items: center; gap: 8px; }
.metric-pass { color: var(--success); }
.dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.dot-live { background: var(--danger); box-shadow: 0 0 0 0 rgba(226,104,95,0.6); animation: pulse 1.8s ease-out infinite; }

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(226,104,95,0.55); }
  70% { box-shadow: 0 0 0 10px rgba(226,104,95,0); }
  100% { box-shadow: 0 0 0 0 rgba(226,104,95,0); }
}

/* ===== Trusted by ===== */
.trusted { padding: 36px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.trusted-label {
  text-align: center;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 18px;
}
.trusted-row {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin: 0;
  padding: 0;
}
.trusted-row li {
  padding: 8px 18px;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.85rem;
  color: var(--muted);
  font-weight: 500;
}

/* ===== Section head ===== */
.section-head { max-width: 640px; margin: 0 auto 48px; text-align: center; }
.section-head h2 { font-size: clamp(1.7rem, 3vw, 2.3rem); }
.section-sub { font-size: 1.02rem; }

section { padding: 96px 0; }

/* ===== Features ===== */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.feature-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: transform .3s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease);
}
.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
  box-shadow: var(--shadow-card);
}
.feature-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--accent-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}
.feature-icon svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: var(--accent-active);
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.feature-card h3 { font-size: 1.08rem; }
.feature-card p { font-size: 0.94rem; margin-bottom: 0; }

/* ===== Showcase ===== */
.showcase-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  margin-bottom: 96px;
}
.showcase-row:last-child { margin-bottom: 0; }
.showcase-row.reverse .showcase-media { order: 2; }
.showcase-row.reverse .showcase-copy { order: 1; }

.showcase-media img {
  width: 100%;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-card);
  aspect-ratio: 16/9;
  object-fit: cover;
}
.showcase-copy h3 { font-size: 1.6rem; }
.checklist { list-style: none; padding: 0; margin: 20px 0 0; }
.checklist li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 12px;
  font-size: 0.95rem;
  color: var(--text);
}
.checklist li::before {
  content: "";
  position: absolute;
  left: 0; top: 4px;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--accent-soft);
  box-shadow: inset 0 0 0 1px var(--border);
}
.checklist li::after {
  content: "";
  position: absolute;
  left: 5px; top: 9px;
  width: 8px; height: 4px;
  border-left: 2px solid var(--success);
  border-bottom: 2px solid var(--success);
  transform: rotate(-45deg);
}

/* Mockup: dashboard */
.mockup {
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--card);
  box-shadow: var(--shadow-card);
  aspect-ratio: 16/9;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.mockup-topbar { display: flex; gap: 6px; padding: 14px 16px; background: var(--card-soft); }
.mockup-topbar span { width: 10px; height: 10px; border-radius: 50%; background: var(--border); }
.mockup-body { display: flex; flex: 1; }
.mockup-sidebar {
  width: 56px;
  background: var(--sidebar);
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 18px 0;
  align-items: center;
}
.mockup-side-item { width: 26px; height: 8px; border-radius: 6px; background: #1c2740; }
.mockup-side-item.active { background: var(--accent); width: 30px; }
.mockup-content {
  flex: 1;
  padding: 20px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: auto 1fr;
  gap: 14px;
}
.mockup-card {
  background: var(--card-soft);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.mockup-card span { font-size: 0.62rem; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }
.mockup-card strong { font-size: 1.2rem; }
.mockup-card strong.warn { color: var(--warning); }
.mockup-bars {
  grid-column: 1 / -1;
  display: flex;
  align-items: flex-end;
  gap: 10px;
  background: var(--card-soft);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px;
}
.mockup-bar {
  flex: 1;
  height: var(--h);
  background: linear-gradient(180deg, var(--accent-active), var(--accent));
  border-radius: 6px 6px 0 0;
  min-height: 8px;
}

/* Mockup: setup engine */
.mockup-engine {
  aspect-ratio: 16/9;
  padding: 28px;
  display: flex;
  align-items: center;
  gap: 28px;
  flex-direction: row;
}
.engine-ring {
  flex-shrink: 0;
  width: 130px;
  height: 130px;
  border-radius: 50%;
  background: conic-gradient(var(--success) 0 92%, var(--border) 92% 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.engine-ring::before {
  content: "";
  position: absolute;
  inset: 10px;
  border-radius: 50%;
  background: var(--card);
}
.engine-ring-value, .engine-ring-label {
  position: relative;
  z-index: 1;
  width: 100%;
  text-align: center;
}
.engine-ring-value { font-size: 1.4rem; font-weight: 700; position: absolute; top: 40%; }
.engine-ring-label { font-size: 0.7rem; color: var(--muted); position: absolute; top: 60%; text-transform: uppercase; letter-spacing: .05em; }
.engine-rows { flex: 1; display: flex; flex-direction: column; gap: 12px; }
.engine-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.88rem;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}
.engine-row:last-child { border-bottom: none; padding-bottom: 0; }
.tag { font-style: normal; font-weight: 650; font-size: 0.78rem; padding: 4px 10px; border-radius: 999px; }
.tag-pass { color: var(--success); background: rgba(67,194,133,0.12); }
.tag-partial { color: var(--warning); background: rgba(227,169,74,0.12); }
.tag-fail { color: var(--danger); background: rgba(226,104,95,0.12); }

/* ===== Benefits ===== */
.benefit-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px 24px;
}
.benefit { text-align: left; }
.benefit-icon {
  width: 42px; height: 42px;
  border-radius: 10px;
  background: var(--accent-soft);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 14px;
}
.benefit-icon svg { width: 20px; height: 20px; fill: none; stroke: var(--accent-active); stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.benefit h3 { font-size: 1.02rem; }
.benefit p { font-size: 0.92rem; margin-bottom: 0; }

/* ===== Pricing ===== */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  max-width: 760px;
  margin: 0 auto;
}
.price-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  position: relative;
}
.price-card-featured { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent), var(--shadow-card); }
.price-badge {
  position: absolute;
  top: -14px; left: 32px;
  background: var(--accent);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 999px;
}
.price { display: flex; align-items: baseline; gap: 8px; margin: 12px 0 4px; }
.amount { font-size: 2rem; font-weight: 700; color: var(--text); }
.period { color: var(--muted); font-size: 0.95rem; }
.price-desc { font-size: 0.9rem; margin-bottom: 8px; }
.price-card .checklist { margin-bottom: 28px; }

/* ===== Testimonials ===== */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.testimonial {
  margin: 0;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}
.testimonial p {
  color: var(--text);
  font-size: 0.98rem;
  margin-bottom: 20px;
}
.testimonial footer {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--muted);
}
.avatar {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent-active);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  flex-shrink: 0;
}

/* ===== FAQ ===== */
.faq-list { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 6px 24px;
}
.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 18px 0;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-size: 1.3rem;
  color: var(--accent-active);
  transition: transform .25s var(--ease);
  margin-left: 12px;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p { padding-bottom: 20px; margin: 0; }

/* ===== Final CTA ===== */
.final-cta {
  background: linear-gradient(180deg, var(--card-soft), var(--bg));
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  text-align: center;
}
.final-cta-inner h2 { font-size: clamp(1.8rem, 3.4vw, 2.6rem); }
.final-cta-inner p { font-size: 1.05rem; margin-bottom: 32px; }
.final-cta .hero-cta { justify-content: center; }

/* ===== Footer ===== */
.site-footer { padding: 64px 0 24px; }
.footer-inner {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 32px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--border);
}
.footer-brand p { font-size: 0.9rem; margin-top: 10px; max-width: 32ch; }
.footer-col h4 { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); margin-bottom: 14px; }
.footer-col a { display: block; font-size: 0.92rem; color: var(--muted); margin-bottom: 10px; transition: color .2s var(--ease); }
.footer-col a:hover { color: var(--text); }
.footer-bottom { padding-top: 24px; }
.footer-bottom p { font-size: 0.82rem; margin: 0; }

/* ===== Scroll reveal ===== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
}
.reveal.in-view { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .floating-card { animation: none; }
  .dot-live { animation: none; }
}

/* ===== Responsive ===== */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { max-width: 560px; margin: 0 auto; }
  .showcase-row, .showcase-row.reverse { grid-template-columns: 1fr; }
  .showcase-row.reverse .showcase-media,
  .showcase-row.reverse .showcase-copy { order: initial; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .benefit-grid { grid-template-columns: repeat(2, 1fr); }
  .testimonial-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }

  .nav-links {
    position: fixed;
    inset: 72px 16px auto 16px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    box-shadow: var(--shadow-card);
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: opacity .25s var(--ease), transform .25s var(--ease);
  }
  .nav-links.open { opacity: 1; transform: translateY(0); pointer-events: auto; }
  .nav-links a { padding: 12px 14px; border-radius: 10px; }
  .nav-links a:hover { background: var(--card-soft); }
  .header-actions .btn-primary,
  .header-actions .btn-ghost { display: none; }
  .nav-toggle { display: flex; }
}

@media (max-width: 720px) {
  section { padding: 64px 0; }
  .hero { padding: 48px 0 64px; }
  .feature-grid { grid-template-columns: 1fr; }
  .benefit-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .card-metric, .card-recommend { position: static; margin-top: 14px; }
  .hero-visual { display: flex; flex-direction: column; }
  .mockup-engine { flex-direction: column; text-align: center; }
  .mockup-content { grid-template-columns: repeat(2, 1fr); }
}