/* ============================================
   LEST SAFETY — Brand Tokens & Base
   ============================================ */

:root {
  --navy: #0E0E2C;
  --navy-mid: #1A1A40;
  --navy-light: #24244A;
  --orange: #D95B2B;
  --orange-hover: #C04F1E;
  --olive: #8A8A38;
  --olive-light: #9E9E48;

  --ground: #F4F2ED;
  --surface: #FFFFFF;
  --surface-alt: #ECEAE4;
  --text: #1A1A32;
  --text-sec: #4E4E68;
  --text-muted: #7C7C92;
  --border: #D6D2C8;

  --badge-bg: rgba(217, 91, 43, 0.1);
  --badge-text: #C04F1E;
  --whatsapp: #25D366;

  --shadow-s: 0 1px 4px rgba(14,14,44,0.06);
  --shadow-m: 0 4px 16px rgba(14,14,44,0.08);
  --shadow-l: 0 8px 32px rgba(14,14,44,0.10);

  --radius: 6px;
  --radius-lg: 10px;
  --nav-h: 64px;
  --topbar-h: 36px;
}

/* --- Dark theme (system) --- */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --ground: #080818;
    --surface: #111128;
    --surface-alt: #191938;
    --text: #E0DFE8;
    --text-sec: #9896AA;
    --text-muted: #686680;
    --border: #2A2844;
    --badge-bg: rgba(217, 91, 43, 0.15);
    --badge-text: #E8814E;
    --shadow-s: 0 1px 4px rgba(0,0,0,0.3);
    --shadow-m: 0 4px 16px rgba(0,0,0,0.35);
    --shadow-l: 0 8px 32px rgba(0,0,0,0.4);
  }
}

/* --- Dark theme (explicit toggle) --- */
:root[data-theme="dark"] {
  --ground: #080818;
  --surface: #111128;
  --surface-alt: #191938;
  --text: #E0DFE8;
  --text-sec: #9896AA;
  --text-muted: #686680;
  --border: #2A2844;
  --badge-bg: rgba(217, 91, 43, 0.15);
  --badge-text: #E8814E;
  --shadow-s: 0 1px 4px rgba(0,0,0,0.3);
  --shadow-m: 0 4px 16px rgba(0,0,0,0.35);
  --shadow-l: 0 8px 32px rgba(0,0,0,0.4);
}

/* ============================================
   Reset & Base
   ============================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Source Sans 3', 'Segoe UI', system-ui, sans-serif;
  color: var(--text);
  background: var(--ground);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: 'DM Sans', system-ui, sans-serif;
  line-height: 1.2;
  text-wrap: balance;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; font-family: inherit; }

.wrap {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================================
   Shared Components
   ============================================ */

.section-label {
  font-family: 'DM Sans', system-ui, sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.4rem);
  font-weight: 700;
  color: var(--text);
  margin-bottom: 16px;
}

.section-sub {
  font-size: 1.1rem;
  color: var(--text-sec);
  max-width: 600px;
  line-height: 1.65;
}

/* --- Buttons --- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: var(--radius);
  font-family: 'DM Sans', system-ui, sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  transition: all 0.2s ease;
}

.btn svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.btn-accent {
  background: var(--orange);
  color: #fff;
}
.btn-accent:hover {
  background: var(--orange-hover);
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255,255,255,0.35);
}
.btn-outline:hover {
  border-color: #fff;
  background: rgba(255,255,255,0.08);
}

.btn-outline-dark {
  background: transparent;
  color: #fff;
  border: 1.5px solid #fff;
}
.btn-outline-dark:hover {
  border-color: #fff;
  background: rgba(255,255,255,0.12);
}

.btn-sm {
  padding: 10px 20px;
  font-size: 0.88rem;
}

.btn-whatsapp {
  background: var(--whatsapp);
  color: #fff;
}
.btn-whatsapp:hover {
  background: #20BD5A;
  transform: translateY(-1px);
}

/* Arrow icon for CTAs */
.icon-arrow {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
}

/* ============================================
   Top Info Bar
   ============================================ */

.topbar {
  background: var(--navy);
  height: var(--topbar-h);
  display: flex;
  align-items: center;
  overflow: hidden;
  position: relative;
  z-index: 101;
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  font-family: 'DM Sans', system-ui, sans-serif;
  font-size: 0.75rem;
  color: rgba(255,255,255,0.6);
}

.topbar-values {
  display: flex;
  align-items: center;
  gap: 24px;
}

.topbar-values span {
  white-space: nowrap;
}

.topbar-values strong {
  color: rgba(255,255,255,0.9);
  font-weight: 600;
}

.topbar-contact {
  display: flex;
  align-items: center;
  gap: 18px;
}

.topbar-contact a {
  color: rgba(255,255,255,0.7);
  transition: color 0.2s;
  display: flex;
  align-items: center;
  gap: 5px;
}

.topbar-contact a:hover {
  color: #fff;
}

.topbar-contact svg {
  width: 12px;
  height: 12px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
}

/* ============================================
   Navigation
   ============================================ */

.nav {
  position: fixed;
  top: var(--topbar-h);
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  background: transparent;
  transition: background 0.3s, box-shadow 0.3s, top 0.3s;
}

.nav.scrolled {
  top: 0;
  background: var(--surface);
  box-shadow: var(--shadow-s);
}

.nav .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-logo-img {
  height: 38px;
  width: auto;
}

.nav-logo-text {
  font-family: 'DM Sans', system-ui, sans-serif;
  font-weight: 700;
  line-height: 1.05;
  display: flex;
  flex-direction: column;
}

.nav-logo-text .brand-name {
  font-size: 1.25rem;
  letter-spacing: 0.04em;
  color: #fff;
  transition: color 0.3s;
}

.nav-logo-text .brand-sub {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: rgba(255,255,255,0.55);
  font-weight: 500;
  transition: color 0.3s;
}

.nav.scrolled .brand-name { color: var(--navy); }
.nav.scrolled .brand-sub { color: var(--text-muted); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-family: 'DM Sans', system-ui, sans-serif;
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255,255,255,0.8);
  transition: color 0.2s;
}

.nav.scrolled .nav-links a { color: var(--text-sec); }
.nav-links a:hover { color: #fff; }
.nav.scrolled .nav-links a:hover { color: var(--text); }

.nav-cta {
  padding: 9px 22px;
  background: var(--orange);
  color: #fff !important;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.88rem;
  transition: background 0.2s;
}
.nav-cta:hover {
  background: var(--orange-hover);
  color: #fff;
}

.nav-toggle {
  display: none;
  background: none;
  padding: 4px;
}

.nav-toggle svg {
  width: 28px;
  height: 28px;
  stroke: #fff;
}

.nav.scrolled .nav-toggle svg { stroke: var(--text); }

/* ============================================
   Hero
   ============================================ */

.hero {
  position: relative;
  min-height: 620px;
  display: flex;
  align-items: center;
  padding: calc(var(--nav-h) + var(--topbar-h) + 50px) 0 80px;
  background:
    radial-gradient(ellipse at 20% 35%, rgba(138,138,56,0.12) 0%, transparent 55%),
    radial-gradient(ellipse at 75% 25%, rgba(20,20,60,0.6) 0%, transparent 55%),
    radial-gradient(ellipse at 60% 80%, rgba(217,91,43,0.06) 0%, transparent 40%),
    linear-gradient(165deg, #060616 0%, #0E0E2C 30%, #141438 65%, #0A0A22 100%);
  overflow: hidden;
}

.hero canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  opacity: 0.6;
}

.hero .wrap {
  position: relative;
  z-index: 2;
}

.hero-eyebrow {
  display: inline-block;
  font-family: 'DM Sans', system-ui, sans-serif;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--orange);
  background: rgba(217,91,43,0.12);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: clamp(2.2rem, 5.5vw, 3.4rem);
  font-weight: 700;
  color: #fff;
  max-width: 700px;
  margin-bottom: 20px;
}

.hero-sub {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.65);
  max-width: 540px;
  line-height: 1.7;
  margin-bottom: 36px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-bottom-cut {
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 60px;
}

.hero-bottom-cut svg {
  display: block;
  width: 100%;
  height: 100%;
}

.hero-bottom-cut svg path { fill: var(--ground); }

/* ============================================
   Stats Strip
   ============================================ */

.stats {
  position: relative;
  z-index: 3;
  margin-top: -30px;
  padding-bottom: 80px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: var(--surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-l);
  overflow: hidden;
}

.stat-item {
  padding: 28px 24px;
  text-align: center;
  border-right: 1px solid var(--border);
}

.stat-item:last-child { border-right: none; }

.stat-num {
  font-family: 'DM Sans', system-ui, sans-serif;
  font-size: 2rem;
  font-weight: 700;
  color: #fff;
  font-variant-numeric: tabular-nums;
  line-height: 1;
  margin-bottom: 6px;
}

.stat-label {
  font-size: 0.88rem;
  color: #fff;
  font-weight: 500;
}

/* ============================================
   Services
   ============================================ */

.services { padding: 0 0 100px; }
.services-head { text-align: center; margin-bottom: 48px; }
.services-head .section-sub { margin: 0 auto; }

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.svc-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 24px 28px;
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.25s, transform 0.25s;
}

.svc-card:hover {
  box-shadow: var(--shadow-m);
  transform: translateY(-3px);
}

.svc-card.featured {
  border-color: var(--orange);
  border-width: 2px;
}

.svc-badge {
  position: absolute;
  top: -11px;
  right: 20px;
  background: var(--orange);
  color: #fff;
  font-family: 'DM Sans', system-ui, sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 100px;
}

.svc-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius);
  background: var(--badge-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

.svc-icon svg {
  width: 22px;
  height: 22px;
  stroke: var(--badge-text);
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.svc-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.svc-desc {
  font-size: 0.92rem;
  color: var(--text-sec);
  line-height: 1.6;
  margin-bottom: 20px;
}

.svc-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 24px;
  flex: 1;
}

.svc-features li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.88rem;
  color: var(--text-sec);
}

.svc-features li svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  stroke: var(--olive);
  fill: none;
  stroke-width: 2;
  margin-top: 2px;
}

.svc-card .btn {
  justify-content: center;
  width: 100%;
}

/* ============================================
   Problem / Solution Blocks
   ============================================ */

.problems { padding: 0 0 80px; }

.problem-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  padding: 60px 0;
  border-top: 1px solid var(--border);
}

.problem-block:first-of-type { border-top: none; }
.problem-block:nth-child(even) .problem-visual { order: -1; }

.problem-visual {
  background: var(--surface-alt);
  border-radius: var(--radius-lg);
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.problem-visual svg {
  width: 120px;
  height: 120px;
  opacity: 0.35;
  stroke: var(--text-muted);
  fill: none;
  stroke-width: 1;
}

.problem-text h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 14px;
}

.problem-text p {
  font-size: 1rem;
  color: var(--text-sec);
  line-height: 1.7;
  margin-bottom: 24px;
}

/* ============================================
   Process Steps
   ============================================ */

.process {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 90px 0;
}

.process-head { text-align: center; margin-bottom: 56px; }
.process-head .section-sub { margin: 0 auto; }

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}

.steps::before {
  content: '';
  position: absolute;
  top: 30px;
  left: calc(12.5% + 12px);
  right: calc(12.5% + 12px);
  height: 2px;
  background: var(--border);
}

.step {
  text-align: center;
  position: relative;
}

.step-num {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--ground);
  border: 2px solid var(--orange);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-family: 'DM Sans', system-ui, sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--orange);
  position: relative;
  z-index: 2;
}

.step h4 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.step p {
  font-size: 0.9rem;
  color: var(--text-sec);
  line-height: 1.55;
  max-width: 220px;
  margin: 0 auto;
}

/* ============================================
   Industries
   ============================================ */

.industries { padding: 90px 0; }
.industries-head { text-align: center; margin-bottom: 48px; }
.industries-head .section-sub { margin: 0 auto; }

.ind-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.ind-tile {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  transition: box-shadow 0.25s, transform 0.25s;
}

.ind-tile:hover {
  box-shadow: var(--shadow-m);
  transform: translateY(-2px);
}

.ind-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius);
  background: var(--navy);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.ind-icon svg {
  width: 24px;
  height: 24px;
  stroke: #fff;
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.ind-tile h4 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.ind-tile p {
  font-size: 0.88rem;
  color: var(--text-sec);
  line-height: 1.55;
}

/* ============================================
   FAQ
   ============================================ */

.faq {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 90px 0;
}

.faq-head { text-align: center; margin-bottom: 48px; }
.faq-list { max-width: 760px; margin: 0 auto; }

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-item:first-child {
  border-top: 1px solid var(--border);
}

.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 0;
  font-family: 'DM Sans', system-ui, sans-serif;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  list-style: none;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary::after {
  content: '+';
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--text-muted);
  flex-shrink: 0;
  transition: transform 0.2s;
}

.faq-item[open] summary::after { content: '\2212'; }

.faq-answer {
  padding: 0 0 20px;
  font-size: 0.95rem;
  color: var(--text-sec);
  line-height: 1.7;
  max-width: 680px;
}

/* ============================================
   CTA Section
   ============================================ */

.cta-section {
  padding: 100px 0;
  text-align: center;
}

.cta-box {
  background: var(--navy);
  border-radius: var(--radius-lg);
  padding: 64px 40px;
  position: relative;
  overflow: hidden;
}

.cta-box::before {
  content: '';
  position: absolute;
  top: -40%;
  right: -10%;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: rgba(217,91,43,0.08);
  pointer-events: none;
}

.cta-box h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  font-weight: 700;
  color: #fff;
  margin-bottom: 14px;
  position: relative;
}

.cta-box p {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.65);
  margin-bottom: 32px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
  position: relative;
}

.cta-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
  position: relative;
}

/* ============================================
   Footer
   ============================================ */

.footer {
  background: var(--navy);
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 48px;
}

.footer-brand .nav-logo-text .brand-name { color: #fff; }
.footer-brand .nav-logo-text .brand-sub { color: rgba(255,255,255,0.4); }

.footer-brand p {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.65;
  margin-top: 14px;
  max-width: 280px;
}

.footer-col h4 {
  font-family: 'DM Sans', system-ui, sans-serif;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.35);
  margin-bottom: 18px;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col a {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
  transition: color 0.2s;
}

.footer-col a:hover { color: var(--orange); }

.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
}

.footer-contact li a {
  color: rgba(255,255,255,0.6);
}
.footer-contact li a:hover { color: #fff; }

.footer-contact li svg {
  width: 16px;
  height: 16px;
  stroke: rgba(255,255,255,0.4);
  fill: none;
  stroke-width: 2;
  flex-shrink: 0;
  margin-top: 3px;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.3);
}

/* ============================================
   WhatsApp Float
   ============================================ */

.wa-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 90;
  width: 56px;
  height: 56px;
  background: var(--whatsapp);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37,211,102,0.35);
  transition: transform 0.2s, box-shadow 0.2s;
}

.wa-float:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 24px rgba(37,211,102,0.45);
}

.wa-float svg {
  width: 28px;
  height: 28px;
  fill: #fff;
}

/* ============================================
   Scroll Animations
   ============================================ */

.fade-up {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .fade-up {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

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

@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .topbar-values { gap: 14px; font-size: 0.7rem; }
  .topbar-contact { display: none; }

  .nav-links {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 280px;
    background: var(--surface);
    flex-direction: column;
    align-items: flex-start;
    padding: 80px 28px 28px;
    gap: 8px;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    box-shadow: var(--shadow-l);
    z-index: 101;
  }

  .nav-links.open { transform: translateX(0); }
  .nav-links a { color: var(--text) !important; font-size: 1rem; padding: 8px 0; }
  .nav-cta { margin-top: 12px; }
  .nav-toggle { display: block; }

  .nav-overlay {
    position: fixed;
    inset: 0;
    z-index: 100;
    background: rgba(0,0,0,0.4);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s;
  }

  .nav-overlay.open { opacity: 1; pointer-events: auto; }

  .hero { min-height: 500px; padding-top: calc(var(--nav-h) + var(--topbar-h) + 30px); }
  .hero h1 { font-size: clamp(1.8rem, 7vw, 2.6rem); }

  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-item:nth-child(2) { border-right: none; }
  .stat-item:nth-child(3),
  .stat-item:nth-child(4) { border-top: 1px solid var(--border); }

  .services-grid { grid-template-columns: 1fr; }

  .problem-block { grid-template-columns: 1fr; gap: 32px; }
  .problem-block:nth-child(even) .problem-visual { order: 0; }

  .steps { grid-template-columns: repeat(2, 1fr); gap: 40px 24px; }
  .steps::before { display: none; }

  .ind-grid { grid-template-columns: repeat(2, 1fr); }

  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }

  .cta-box { padding: 48px 24px; }
}

@media (max-width: 480px) {
  .topbar-values span:nth-child(n+4) { display: none; }

  .stats-grid { grid-template-columns: 1fr; }
  .stat-item { border-right: none; border-bottom: 1px solid var(--border); }
  .stat-item:last-child { border-bottom: none; }
  .stat-item:nth-child(3),
  .stat-item:nth-child(4) { border-top: none; }

  .steps { grid-template-columns: 1fr; }
  .ind-grid { grid-template-columns: 1fr; }
}