/* =================================================================
   NDT Master — Marketing site
   Color palette mirrors the iOS app:
     Bg          #0A0A0A / #121212
     Surface     #161616 / #1E1E1E
     Text        #F4FAFF
     Muted       #9CA3AF
     Brand green #39FF14
     Accent org  #FF9500
     Border      #262626
   ================================================================= */

/* ---------- Reset & base ---------- */
*, *::before, *::after { box-sizing: border-box; }

:root {
  --bg:           #0A0A0A;
  --bg-2:         #121212;
  --surface:      #161616;
  --surface-2:    #1E1E1E;
  --surface-3:    #232323;
  --border:       #262626;
  --border-2:     #333;
  --text:         #F4FAFF;
  --text-2:       #D1D5DB;
  --muted:        #9CA3AF;
  --muted-2:      #6B7280;
  --green:        #39FF14;
  --green-soft:   rgba(57, 255, 20, 0.12);
  --green-line:   rgba(57, 255, 20, 0.32);
  --orange:       #FF9500;
  --orange-soft:  rgba(255, 149, 0, 0.12);
  --orange-line:  rgba(255, 149, 0, 0.30);
  --red:          #FF3B30;

  --radius:       14px;
  --radius-lg:    20px;
  --radius-xl:    28px;

  --font-sans:    -apple-system, BlinkMacSystemFont, "SF Pro Display",
                  "SF Pro Text", "Helvetica Neue", "Segoe UI",
                  system-ui, sans-serif;
  --font-mono:    ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  --container:    1200px;
  --container-w:  1180px;
  --shadow-lg:    0 30px 80px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(255,255,255,0.04);
  --shadow-md:    0 10px 30px rgba(0, 0, 0, 0.45);
  --shadow-glow:  0 0 80px rgba(57, 255, 20, 0.18);

  --ease:         cubic-bezier(0.22, 1, 0.36, 1);
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
img { height: auto; }

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s var(--ease);
}
a:hover { color: var(--green); }

ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4 { margin: 0; font-weight: 700; letter-spacing: -0.02em; }
p { margin: 0; }

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

/* ---------- Utilities ---------- */
.text-accent { color: var(--green); }
.text-muted { color: var(--muted); font-weight: 600; }

.eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 16px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-2);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 100px;
  font-family: inherit;
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.2s var(--ease), background 0.2s var(--ease),
              border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
  white-space: nowrap;
  -webkit-tap-highlight-color: transparent;
}
.btn-lg {
  padding: 16px 28px;
  font-size: 16px;
}
.btn-block {
  display: flex;
  width: 100%;
}
.btn-primary {
  background: var(--green);
  color: #0A0A0A;
  box-shadow: 0 6px 24px rgba(57, 255, 20, 0.25);
}
.btn-primary:hover {
  background: #4dff2d;
  color: #000;
  transform: translateY(-2px);
  box-shadow: 0 10px 32px rgba(57, 255, 20, 0.35);
}
.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border-2);
}
.btn-ghost:hover {
  background: var(--surface);
  border-color: var(--green);
  color: var(--green);
}

/* ---------- Nav ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 10, 10, 0.72);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 64px;
}
.nav-icon {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  object-fit: cover;
}
.nav-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 17px;
  letter-spacing: -0.01em;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-links a {
  display: inline-block;
  padding: 8px 14px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-2);
  border-radius: 8px;
}
.nav-links a:hover {
  color: var(--green);
  background: var(--green-soft);
}
.nav-cta { padding: 10px 18px; font-size: 14px; }
.nav-toggle {
  display: none;
  background: none;
  border: 0;
  padding: 8px;
  cursor: pointer;
  width: 40px;
  height: 40px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 4px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 1px;
  transition: transform 0.2s var(--ease), opacity 0.2s var(--ease);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 80px 0 100px;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(60% 50% at 70% 20%, rgba(57, 255, 20, 0.08) 0%, transparent 60%),
    radial-gradient(40% 40% at 20% 80%, rgba(255, 149, 0, 0.05) 0%, transparent 60%),
    var(--bg);
  z-index: 0;
}
.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 60px;
  align-items: center;
}
.hero-text { max-width: 620px; }
.hero h1 {
  font-size: clamp(44px, 6vw, 76px);
  line-height: 1.02;
  margin: 24px 0 24px;
  letter-spacing: -0.035em;
}
.hero-lead {
  font-size: clamp(17px, 1.4vw, 19px);
  line-height: 1.6;
  color: var(--text-2);
  max-width: 560px;
}
.hero-lead strong { color: var(--text); font-weight: 600; }
.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 32px 0 48px;
}
.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px 16px;
  padding: 20px 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.hero-stats li { display: flex; flex-direction: column; gap: 4px; }
.kpi {
  font-family: var(--font-mono);
  font-size: clamp(22px, 2.6vw, 32px);
  font-weight: 700;
  color: var(--green);
  line-height: 1;
  letter-spacing: -0.02em;
}
.kpi-label {
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero-glow {
  position: absolute;
  inset: -20px;
  background: radial-gradient(circle, rgba(57, 255, 20, 0.16) 0%, transparent 60%);
  filter: blur(40px);
  z-index: -1;
}

/* Phone frame */
.phone-frame {
  position: relative;
  background: #0a0a0a;
  border: 2px solid #2a2a2a;
  border-radius: 36px;
  padding: 8px;
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  max-width: 320px;
  width: 100%;
}
.phone-frame img {
  width: 100%;
  border-radius: 28px;
  display: block;
}
.phone-frame--sm { max-width: 240px; }

/* ---------- Sections (generic) ---------- */
.section {
  padding: 96px 0;
  position: relative;
}
.section-head {
  max-width: 720px;
  margin: 0 auto 64px;
  text-align: center;
}
.section-head h2 {
  font-size: clamp(32px, 4.4vw, 52px);
  line-height: 1.08;
  letter-spacing: -0.03em;
}
.section-head h2 .text-muted {
  font-weight: 500;
}
.section-lead {
  margin-top: 20px;
  font-size: clamp(16px, 1.3vw, 18px);
  color: var(--muted);
  line-height: 1.6;
}

/* ---------- Features ---------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 24px;
}
.feature {
  grid-column: span 6;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease);
}
.feature:hover { transform: translateY(-4px); border-color: var(--green-line); }
.feature--xl {
  grid-column: span 12;
  grid-template-columns: 1.1fr 1fr;
  padding: 40px;
}
.feature-body { display: flex; flex-direction: column; gap: 12px; }
.feature-tag {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  padding: 6px 12px;
  background: var(--green-soft);
  border: 1px solid var(--green-line);
  border-radius: 100px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--green);
}
.feature-tag.accent {
  background: var(--orange-soft);
  border-color: var(--orange-line);
  color: var(--orange);
}
.feature h3 {
  font-size: clamp(20px, 1.6vw, 24px);
  line-height: 1.2;
}
.feature p {
  color: var(--text-2);
  font-size: 15px;
  line-height: 1.6;
}
.feature p strong { color: var(--text); font-weight: 600; }
.feature-list {
  margin-top: 8px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.feature-list li {
  position: relative;
  padding-left: 22px;
  font-size: 14px;
  color: var(--text-2);
}
.feature-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 12px;
  height: 2px;
  background: var(--green);
  border-radius: 2px;
}
.feature-media {
  display: flex;
  justify-content: center;
  align-items: center;
}
.feature-media img {
  width: 100%;
  max-width: 320px;
  border-radius: var(--radius);
}

/* ---------- Workflow / steps ---------- */
.section-workflow { background: var(--bg-2); border-block: 1px solid var(--border); }
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.step {
  padding: 32px 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: border-color 0.3s var(--ease);
}
.step:hover { border-color: var(--green-line); }
.step-num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--green);
  margin-bottom: 12px;
  letter-spacing: 0.05em;
}
.step h3 {
  font-size: 19px;
  line-height: 1.3;
  margin-bottom: 10px;
}
.step p {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.55;
}

/* ---------- Tools ---------- */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.tool {
  position: relative;
  padding: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease);
}
.tool:hover {
  transform: translateY(-2px);
  border-color: var(--green-line);
}
.tool h3 {
  font-size: 19px;
  margin-bottom: 6px;
}
.tool p {
  color: var(--muted);
  font-size: 14px;
}
.tool-badge {
  position: absolute;
  top: 18px;
  right: 18px;
  padding: 4px 10px;
  border-radius: 100px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.tool-badge.free {
  background: var(--green-soft);
  border: 1px solid var(--green-line);
  color: var(--green);
}
.tool-badge.pro {
  background: var(--orange-soft);
  border: 1px solid var(--orange-line);
  color: var(--orange);
}

/* ---------- Privacy ---------- */
.section-privacy {
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
}
.privacy-inner {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 80px;
  align-items: center;
}
.privacy-text h2 {
  font-size: clamp(32px, 4.2vw, 52px);
  line-height: 1.05;
  letter-spacing: -0.03em;
}
.privacy-list {
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.privacy-list li {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.privacy-list svg { color: var(--green); flex: 0 0 22px; margin-top: 2px; }
.privacy-list strong { color: var(--text); font-weight: 700; }
.privacy-list div { color: var(--text-2); font-size: 15px; line-height: 1.55; }
.privacy-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}
.privacy-stamp {
  position: absolute;
  bottom: -16px;
  right: -8px;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: var(--green);
  color: #0A0A0A;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-align: center;
  box-shadow: 0 10px 30px rgba(57, 255, 20, 0.35);
  transform: rotate(-8deg);
}
.privacy-stamp span {
  max-width: 100px;
  line-height: 1.2;
}

/* ---------- Gallery ---------- */
.section-gallery { background: var(--bg-2); border-block: 1px solid var(--border); }
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.gallery-item {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.gallery-item img {
  width: 100%;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  transition: transform 0.4s var(--ease), border-color 0.4s var(--ease);
}
.gallery-item:hover img {
  transform: translateY(-4px);
  border-color: var(--green-line);
}
.gallery-item figcaption {
  font-size: 13px;
  color: var(--muted);
  text-align: center;
}

/* ---------- Pricing ---------- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: 880px;
  margin: 0 auto;
}
.plan {
  position: relative;
  padding: 36px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
}
.plan--pro {
  border-color: var(--green-line);
  background: linear-gradient(180deg, var(--surface) 0%, rgba(57, 255, 20, 0.03) 100%);
  box-shadow: var(--shadow-glow);
}
.plan-flag {
  position: absolute;
  top: -12px;
  left: 36px;
  padding: 6px 12px;
  background: var(--green);
  color: #0A0A0A;
  border-radius: 100px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.plan-head { margin-bottom: 24px; }
.plan-head h3 {
  font-size: 22px;
  margin-bottom: 12px;
}
.plan-price {
  font-size: 18px;
  color: var(--muted);
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.plan-price span {
  font-family: var(--font-mono);
  font-size: 56px;
  font-weight: 700;
  color: var(--text);
  line-height: 1;
  letter-spacing: -0.03em;
}
.plan-price em {
  font-style: normal;
  font-size: 14px;
  color: var(--muted);
}
.plan--pro .plan-price span { color: var(--green); }
.plan-features {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
  flex: 1;
}
.plan-features li {
  position: relative;
  padding-left: 24px;
  color: var(--text-2);
  font-size: 15px;
  line-height: 1.5;
}
.plan-features li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--green-soft);
  border: 2px solid var(--green);
}
.plan-features li strong {
  color: var(--text);
  font-weight: 700;
  display: block;
}
.pricing-foot {
  margin-top: 24px;
  text-align: center;
  color: var(--muted);
  font-size: 14px;
}

/* ---------- Download / CTA ---------- */
.section-download {
  background: radial-gradient(60% 80% at 50% 0%, rgba(57, 255, 20, 0.06) 0%, transparent 60%), var(--bg);
}
.download-inner {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 80px;
  align-items: center;
}
.download-text h2 {
  font-size: clamp(36px, 4.8vw, 60px);
  line-height: 1.05;
  letter-spacing: -0.03em;
}
.download-text > p {
  color: var(--muted);
  font-size: 18px;
  margin: 20px 0 32px;
}
.download-cta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.download-meta {
  margin-top: 24px;
  font-size: 14px;
  color: var(--muted);
}
.download-meta code {
  background: var(--surface);
  padding: 2px 8px;
  border-radius: 6px;
  border: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text);
}

/* ---------- FAQ ---------- */
.section-faq { background: var(--bg-2); border-block: 1px solid var(--border); }
.faq {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 22px;
}
.faq-item summary {
  cursor: pointer;
  list-style: none;
  font-weight: 600;
  font-size: 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-size: 22px;
  font-weight: 300;
  color: var(--green);
  transition: transform 0.25s var(--ease);
  flex: 0 0 auto;
  width: 18px;
  text-align: center;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p {
  margin-top: 14px;
  color: var(--text-2);
  font-size: 15px;
  line-height: 1.6;
}

/* ---------- Support / Contact ---------- */
.section-support {
  background: radial-gradient(60% 70% at 30% 0%, rgba(57, 255, 20, 0.05) 0%, transparent 60%), var(--bg);
  border-block: 1px solid var(--border);
}
.support-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.support-text h2 {
  font-size: clamp(30px, 3.8vw, 46px);
  line-height: 1.08;
  letter-spacing: -0.03em;
}
.contact-card {
  display: flex;
  gap: 18px;
  padding: 28px;
  background: var(--surface);
  border: 1px solid var(--green-line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-glow);
}
.contact-icon {
  flex: 0 0 48px;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--green-soft);
  border: 1px solid var(--green-line);
  color: var(--green);
  display: flex;
  align-items: center;
  justify-content: center;
}
.contact-body {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}
.contact-label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}
.contact-mail {
  font-family: var(--font-mono);
  font-size: clamp(17px, 2vw, 22px);
  font-weight: 700;
  color: var(--green);
  word-break: break-all;
  line-height: 1.2;
}
.contact-mail:hover {
  color: #4dff2d;
  text-decoration: underline;
}
.contact-note {
  margin-top: 6px;
  font-size: 13px;
  color: var(--muted);
  line-height: 1.55;
}
.support-points {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.support-points li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  color: var(--text-2);
}
.support-points svg { color: var(--green); flex: 0 0 18px; }

/* ---------- Footer ---------- */
.footer {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  padding: 64px 0 32px;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.4fr 2fr;
  gap: 48px;
  align-items: start;
}
.footer-brand {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.footer-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  flex: 0 0 auto;
}
.footer-brand strong {
  display: block;
  font-size: 17px;
  margin-bottom: 4px;
}
.footer-brand p {
  color: var(--muted);
  font-size: 14px;
  max-width: 280px;
}
.footer-nav {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.footer-nav h4 {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 14px;
}
.footer-nav ul { display: flex; flex-direction: column; gap: 8px; }
.footer-nav a {
  color: var(--text-2);
  font-size: 14px;
}
.footer-nav a:hover { color: var(--green); }
.footer-bottom {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}
.footer-bottom p {
  font-size: 13px;
  color: var(--muted);
}
.footer-disclaimer {
  margin-top: 6px;
  font-size: 12px;
  color: var(--muted-2);
  font-style: italic;
}

/* ============================================================
   Responsive
   ============================================================ */

/* Tablet */
@media (max-width: 1024px) {
  .hero-inner,
  .privacy-inner,
  .download-inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .hero-visual { order: -1; }
  .features-grid { grid-template-columns: repeat(6, 1fr); }
  .feature { grid-column: span 6; }
  .feature--xl { grid-column: span 6; grid-template-columns: 1fr; }
  .feature--xl .feature-media { order: -1; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .tools-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid { grid-template-columns: repeat(3, 1fr); }
  .support-inner { grid-template-columns: 1fr; gap: 40px; }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .footer-nav { grid-template-columns: repeat(4, 1fr); }
}

/* Mobile */
@media (max-width: 768px) {
  .container { padding: 0 20px; }
  .hero { padding: 56px 0 72px; }
  .section { padding: 64px 0; }
  .section-head { margin-bottom: 40px; }

  /* Nav: collapse links, show toggle */
  .nav-links {
    position: fixed;
    inset: 64px 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--bg-2);
    border-bottom: 1px solid var(--border);
    padding: 16px 20px 24px;
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.25s var(--ease), opacity 0.25s var(--ease);
  }
  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .nav-links a {
    padding: 14px 12px;
    border-radius: 10px;
    border-bottom: 1px solid var(--border);
  }
  .nav-links li:last-child a { border-bottom: 0; }
  .nav-cta { display: none; }
  .nav-toggle { display: inline-flex; }

  .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 14px 20px; padding: 16px 18px; }
  .features-grid { grid-template-columns: 1fr; }
  .feature { grid-template-columns: 1fr; padding: 24px; }
  .feature--xl { padding: 24px; }
  .feature-media img { max-width: 280px; }
  .steps { grid-template-columns: 1fr; }
  .tools-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: 1fr; }
  .plan { padding: 28px 24px; }
  .plan-price span { font-size: 44px; }
  .contact-card { padding: 22px; gap: 14px; }
  .contact-icon { flex: 0 0 40px; width: 40px; height: 40px; }
  .footer-nav { grid-template-columns: 1fr 1fr; gap: 20px; }
  .phone-frame { max-width: 260px; }
  .phone-frame--sm { max-width: 200px; }
  .privacy-stamp {
    width: 110px;
    height: 110px;
    bottom: -10px;
    right: -10px;
    font-size: 11px;
  }
  .privacy-stamp span { max-width: 80px; }
  .hero h1 { font-size: 44px; }
  .section-head h2 { font-size: 32px; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}