/* ═══════════════════════════════════════════════════════════
   OPFORGE — Landing Page Styles
   Forge identity: iron-charcoal / warm paper / deep-ember
   ═══════════════════════════════════════════════════════════ */

/* ─── VARIABLES ──────────────────────────────────────────── */
:root {
  --iron:        #1E1A16;
  --iron-mid:    #2C2720;
  --iron-light:  #3A3330;
  --paper:       #F5F0EB;
  --paper-dark:  #EDE7DF;
  --ember:       #C0401A;
  --ember-hover: #A83516;
  --white:       #FFFFFF;
  --muted:       #6E6F73;
  --muted-dark:  #4A4845;

  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --radius:    8px;
  --radius-sm: 4px;
  --radius-lg: 12px;

  --max-w: 1160px;
  --pad-x: 40px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--iron);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; height: auto; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ─── UTILITIES ──────────────────────────────────────────── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
}

.eyebrow {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ember);
  margin-bottom: 20px;
}
.eyebrow--light { color: rgba(255,255,255,0.45); }

.section-headline {
  font-size: clamp(28px, 3.5vw, 42px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--iron);
  margin-bottom: 20px;
}

.section-sub {
  font-size: 17px;
  color: var(--muted);
  max-width: 620px;
  line-height: 1.7;
  margin-bottom: 56px;
}

/* ─── BUTTONS ────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 11px 22px;
  font-size: 14px;
  font-weight: 600;
  font-family: var(--font);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.18s ease;
  white-space: nowrap;
  border: none;
}

.btn-primary {
  background: var(--white);
  color: var(--iron);
}
.btn-primary:hover { background: var(--paper); }

.btn-ember {
  background: var(--ember);
  color: var(--white);
}
.btn-ember:hover {
  background: var(--ember-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(192,64,26,0.35);
}

.btn-lg {
  padding: 15px 32px;
  font-size: 16px;
}

/* ─── NAV ────────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0 var(--pad-x);
  height: 60px;
  background: var(--iron);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}

.nav.nav--light {
  background: rgba(245,240,235,0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--paper-dark);
}

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
}
.logo-mark {
  width: 14px;
  height: 14px;
  background: var(--ember);
  border-radius: 2px;
  flex-shrink: 0;
}
.logo-text {
  font-size: 16px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.01em;
}
.nav--light .logo-text { color: var(--iron); }

.nav-actions {
  display: flex;
  align-items: center;
  gap: 20px;
}
.nav-link {
  font-size: 14px;
  font-weight: 500;
  color: rgba(255,255,255,0.65);
  transition: color 0.15s;
}
.nav-link:hover { color: var(--white); }
.nav--light .nav-link { color: var(--muted); }
.nav--light .nav-link:hover { color: var(--iron); }

/* ─── HERO ───────────────────────────────────────────────── */
.hero {
  display: grid;
  grid-template-columns: 45% 55%;
  min-height: 100vh;
  padding-top: 60px;
}

.hero-left {
  background: var(--iron);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 80px 60px 48px;
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  pointer-events: none;
}
.hero-glow--1 {
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(192,64,26,0.18) 0%, transparent 70%);
  bottom: -80px;
  left: -80px;
}
.hero-glow--2 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(192,64,26,0.12) 0%, transparent 70%);
  top: -60px;
  right: 40px;
}

.hero-content { position: relative; z-index: 1; }

.hero-headline {
  font-size: clamp(36px, 4.5vw, 54px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--white);
  margin-bottom: 24px;
  margin-top: 4px;
}

.hero-sub {
  font-size: 17px;
  line-height: 1.7;
  color: rgba(255,255,255,0.6);
  max-width: 420px;
  margin-bottom: 40px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

.hero-ghost-link {
  font-size: 14px;
  font-weight: 500;
  color: rgba(255,255,255,0.5);
  transition: color 0.15s;
}
.hero-ghost-link:hover { color: rgba(255,255,255,0.85); }

.hero-tagline {
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.25);
  position: relative;
  z-index: 1;
}

/* Hero right panel */
.hero-right {
  background: var(--paper);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 48px 48px 48px 40px;
}

/* ─── PRODUCT PREVIEW (hero mock) ─────────────────────────── */
.product-preview {
  width: 100%;
  max-width: 580px;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: 0 2px 8px rgba(30,26,22,0.08), 0 16px 48px rgba(30,26,22,0.12);
  overflow: hidden;
  font-size: 12px;
}

.preview-topbar {
  background: var(--paper-dark);
  padding: 10px 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid var(--paper-dark);
}
.preview-dots {
  display: flex;
  gap: 5px;
}
.preview-dots span {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: rgba(30,26,22,0.2);
}
.preview-url {
  font-size: 10px;
  color: var(--muted);
  flex: 1;
  text-align: center;
}

.preview-body {
  display: flex;
  height: 460px;
}

.preview-sidebar {
  width: 160px;
  flex-shrink: 0;
  background: var(--iron);
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.preview-logo {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--white);
  font-weight: 700;
  font-size: 11px;
  margin-bottom: 8px;
}
.preview-logo-mark {
  width: 9px;
  height: 9px;
  background: var(--ember);
  border-radius: 2px;
  flex-shrink: 0;
}
.preview-workspace {
  background: rgba(255,255,255,0.08);
  color: rgba(255,255,255,0.7);
  border-radius: var(--radius-sm);
  padding: 5px 8px;
  font-size: 10px;
  margin-bottom: 8px;
}
.preview-nav-links {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
}
.preview-nav-item {
  padding: 5px 8px;
  border-radius: var(--radius-sm);
  color: rgba(255,255,255,0.5);
  font-size: 10px;
  cursor: default;
}
.preview-nav-item--active {
  background: rgba(255,255,255,0.1);
  color: var(--white);
  border-left: 2px solid var(--ember);
  padding-left: 6px;
}
.preview-user {
  display: flex;
  align-items: center;
  gap: 6px;
  padding-top: 8px;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.preview-avatar {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--iron-light);
  color: rgba(255,255,255,0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 8px;
  font-weight: 600;
  flex-shrink: 0;
}
.preview-user-info {
  display: flex;
  flex-direction: column;
  color: rgba(255,255,255,0.6);
  font-size: 9px;
  line-height: 1.4;
}
.preview-user-role { color: rgba(255,255,255,0.35); }

.preview-main {
  flex: 1;
  padding: 14px 16px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.preview-search-bar {
  background: var(--paper);
  border-radius: var(--radius-sm);
  padding: 7px 10px;
  font-size: 10px;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 6px;
}
.preview-search-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--muted);
  flex-shrink: 0;
}
.preview-new-btn {
  margin-left: auto;
  background: var(--ember);
  color: var(--white);
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  font-size: 9px;
  font-weight: 600;
  white-space: nowrap;
}

.preview-os-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--iron);
  letter-spacing: -0.01em;
}
.preview-os-sub { font-size: 9px; color: var(--muted); margin-top: -6px; }

.preview-kpis {
  display: flex;
  gap: 8px;
}
.preview-kpi {
  flex: 1;
  background: var(--white);
  border: 1px solid var(--paper-dark);
  border-radius: var(--radius-sm);
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.preview-kpi-value {
  font-size: 18px;
  font-weight: 700;
  color: var(--iron);
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 4px;
  line-height: 1;
}
.preview-kpi-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #2A9D5C;
  flex-shrink: 0;
}
.preview-kpi-bar {
  height: 3px;
  background: var(--paper-dark);
  border-radius: 2px;
  overflow: hidden;
}
.preview-kpi-bar span {
  display: block;
  height: 100%;
  background: var(--ember);
  border-radius: 2px;
}
.preview-kpi-label { font-size: 8px; color: var(--muted); }

.preview-chain-label {
  font-size: 10px;
  font-weight: 600;
  color: var(--iron);
}
.preview-chain-label span { color: var(--muted); font-weight: 400; }

.preview-chain {
  display: flex;
  align-items: center;
  gap: 4px;
}
.preview-tile {
  flex: 1;
  background: var(--white);
  border: 1px solid var(--paper-dark);
  border-radius: var(--radius-sm);
  padding: 7px;
}
.preview-tile-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 3px;
}
.preview-tile-name { font-size: 9px; font-weight: 600; color: var(--iron); }
.preview-tile-status {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  flex-shrink: 0;
}
.preview-tile-pct {
  font-size: 14px;
  font-weight: 700;
  color: var(--iron);
  letter-spacing: -0.02em;
  display: block;
}
.preview-tile-bar {
  height: 2px;
  background: var(--paper-dark);
  border-radius: 2px;
  overflow: hidden;
  margin: 4px 0 3px;
}
.preview-tile-bar span {
  display: block;
  height: 100%;
  border-radius: 2px;
}
.preview-tile-count { font-size: 8px; color: var(--muted); }
.preview-chain-arrow { font-size: 10px; color: var(--muted); flex-shrink: 0; }

.preview-attention {
  background: var(--white);
  border: 1px solid var(--paper-dark);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.preview-attn-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 5px 0;
  font-size: 9px;
  color: var(--iron);
  border-bottom: 1px solid var(--paper-dark);
}
.preview-attn-item:last-child { border-bottom: none; }
.preview-attn-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}
.preview-attn-link {
  margin-left: auto;
  color: var(--ember);
  font-weight: 600;
  font-size: 8px;
  white-space: nowrap;
}

/* ─── PROBLEM ─────────────────────────────────────────────── */
.problem {
  background: var(--iron);
  padding: 100px var(--pad-x);
}

.problem-headline {
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.025em;
  color: var(--white);
  max-width: 700px;
  margin-bottom: 20px;
}

.problem-sub {
  font-size: 17px;
  color: rgba(255,255,255,0.5);
  max-width: 580px;
  line-height: 1.7;
  margin-bottom: 64px;
}

.problem-stats {
  display: flex;
  align-items: center;
  gap: 0;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.stat-box {
  flex: 1;
  padding: 40px 48px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.stat-number {
  font-size: clamp(40px, 5vw, 60px);
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--white);
  line-height: 1;
}
.stat-plus, .stat-unit {
  font-size: 0.45em;
  font-weight: 600;
  vertical-align: super;
  color: var(--ember);
}
.stat-desc {
  font-size: 13px;
  color: rgba(255,255,255,0.4);
  line-height: 1.5;
  max-width: 200px;
}
.stat-divider {
  width: 1px;
  height: 80px;
  background: rgba(255,255,255,0.08);
  flex-shrink: 0;
}

/* ─── SOLUTION ─────────────────────────────────────────────── */
.solution {
  background: var(--paper);
  padding: 100px var(--pad-x);
}

.pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--paper-dark);
  border: 1px solid var(--paper-dark);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.pillar {
  background: var(--white);
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.pillar-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--ember);
  background: rgba(192,64,26,0.08);
  padding: 4px 10px;
  border-radius: 20px;
  width: fit-content;
}
.pillar p {
  font-size: 15px;
  color: var(--muted-dark);
  line-height: 1.6;
}

/* ─── HOW IT WORKS ─────────────────────────────────────────── */
.how {
  background: var(--white);
  padding: 100px var(--pad-x);
}

.steps {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.step {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 32px;
  align-items: start;
  padding: 40px 0;
  border-top: 1px solid var(--paper-dark);
}
.step:last-child { border-bottom: 1px solid var(--paper-dark); }

.step-num {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--ember);
  padding-top: 4px;
}

.step-body h3 {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--iron);
  margin-bottom: 12px;
}
.step-body p {
  font-size: 16px;
  color: var(--muted);
  line-height: 1.7;
  max-width: 640px;
  margin-bottom: 20px;
}

.step-details {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.step-details li {
  font-size: 14px;
  color: var(--muted-dark);
  padding-left: 16px;
  position: relative;
}
.step-details li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--ember);
}

.step-connector { display: none; }

/* ─── AUDIENCE ────────────────────────────────────────────── */
.audience {
  background: var(--paper);
  padding: 100px var(--pad-x);
}

.audience-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--paper-dark);
  border: 1px solid var(--paper-dark);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.audience-card {
  background: var(--white);
  padding: 40px 36px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.audience-card-top {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.audience-number {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--ember);
}
.audience-card h3 {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.015em;
  color: var(--iron);
}
.audience-card p {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.65;
}

/* ─── COMPARISON ──────────────────────────────────────────── */
.comparison {
  background: var(--iron);
  padding: 100px var(--pad-x);
}

.comparison-headline {
  font-size: clamp(30px, 4vw, 48px);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--white);
  margin-bottom: 16px;
}
.comparison-sub {
  font-size: 17px;
  color: rgba(255,255,255,0.5);
  max-width: 560px;
  line-height: 1.7;
  margin-bottom: 56px;
}

.comparison-table {
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.comparison-thead {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  background: rgba(255,255,255,0.04);
  padding: 0 24px;
}
.comparison-thead > div {
  padding: 16px 0;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.3);
}
.thead-new { color: var(--ember) !important; }

.comparison-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  padding: 0 24px;
  border-top: 1px solid rgba(255,255,255,0.06);
  align-items: center;
}
.comparison-attr {
  padding: 18px 0;
  font-size: 14px;
  font-weight: 500;
  color: rgba(255,255,255,0.6);
}
.comparison-old {
  padding: 18px 0;
  font-size: 14px;
  color: rgba(255,255,255,0.3);
}
.comparison-new {
  padding: 18px 0;
  font-size: 14px;
  font-weight: 500;
  color: var(--white);
}

/* ─── SCREENS ─────────────────────────────────────────────── */
.screens {
  background: var(--paper);
  padding: 100px var(--pad-x);
}

.screens-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto;
  gap: 16px;
}

.screen-card {
  background: var(--white);
  border: 1px solid var(--paper-dark);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.screen-card--wide {
  grid-column: 1 / -1;
}

.screen-label {
  padding: 16px 20px 14px;
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: 0.01em;
  border-bottom: 1px solid var(--paper-dark);
}

.screen-img-wrap {
  padding: 0;
  overflow: hidden;
}
.screen-img-wrap img {
  width: 100%;
  display: block;
  transition: transform 0.4s ease;
}
.screen-card:hover .screen-img-wrap img {
  transform: scale(1.01);
}

/* ─── SOCIAL PROOF ────────────────────────────────────────── */
.proof {
  background: var(--white);
  padding: 100px var(--pad-x);
}

.quote {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
}
.quote blockquote {
  font-size: clamp(20px, 2.5vw, 26px);
  font-weight: 400;
  font-style: italic;
  line-height: 1.55;
  color: var(--iron);
  letter-spacing: -0.01em;
  margin-bottom: 32px;
  position: relative;
}
.quote blockquote::before {
  content: '\201C';
  font-size: 5em;
  color: var(--ember);
  opacity: 0.15;
  position: absolute;
  top: -30px;
  left: -20px;
  line-height: 1;
  pointer-events: none;
}
.quote figcaption {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.quote-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--iron);
}
.quote-company {
  font-size: 13px;
  color: var(--muted);
}

/* ─── CTA ─────────────────────────────────────────────────── */
.cta {
  background: var(--iron);
  padding: 120px var(--pad-x);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta::before {
  content: '';
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(192,64,26,0.15) 0%, transparent 70%);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}
.cta-headline {
  font-size: clamp(28px, 3.5vw, 46px);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--white);
  max-width: 640px;
  margin: 0 auto 16px;
  position: relative;
}
.cta-sub {
  font-size: 17px;
  color: rgba(255,255,255,0.5);
  margin-bottom: 40px;
  position: relative;
}
.cta-actions { position: relative; }
.cta-note {
  font-size: 13px;
  color: rgba(255,255,255,0.3);
  margin-top: 20px;
  position: relative;
}

/* ─── FOOTER ──────────────────────────────────────────────── */
.footer {
  background: var(--iron-mid);
  padding: 48px var(--pad-x);
  border-top: 1px solid rgba(255,255,255,0.05);
}
.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}
.footer-top {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-bottom: 32px;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.logo--light .logo-text { color: rgba(255,255,255,0.7); }

.footer-tagline {
  font-size: 14px;
  color: rgba(255,255,255,0.3);
}
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer-copy {
  font-size: 13px;
  color: rgba(255,255,255,0.25);
}
.footer-links {
  display: flex;
  gap: 24px;
}
.footer-links a {
  font-size: 13px;
  color: rgba(255,255,255,0.3);
  transition: color 0.15s;
}
.footer-links a:hover { color: rgba(255,255,255,0.6); }

/* ─── SCROLL ANIMATIONS ───────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ─── RESPONSIVE ──────────────────────────────────────────── */
@media (max-width: 1024px) {
  :root { --pad-x: 28px; }

  .hero { grid-template-columns: 1fr; min-height: auto; }
  .hero-left { padding: 100px 28px 60px; min-height: 60vh; }
  .hero-right { padding: 40px 28px 60px; }
  .product-preview { max-width: 100%; }

  .pillars { grid-template-columns: 1fr; }
  .audience-grid { grid-template-columns: 1fr; }
  .screens-grid { grid-template-columns: 1fr; }
  .screen-card--wide { grid-column: auto; }

  .comparison-thead { display: none; }
  .comparison-row {
    grid-template-columns: 1fr;
    gap: 4px;
    padding: 16px 20px;
  }
  .comparison-attr {
    font-size: 12px;
    padding: 0;
    color: rgba(255,255,255,0.4);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 10px;
  }
  .comparison-old, .comparison-new { padding: 0; }
}

@media (max-width: 768px) {
  :root { --pad-x: 20px; }

  .problem-stats {
    flex-direction: column;
    border-radius: var(--radius);
  }
  .stat-box { padding: 28px 24px; }
  .stat-divider { width: 100%; height: 1px; }

  .step { grid-template-columns: 1fr; gap: 8px; }

  .footer-top { flex-direction: column; align-items: flex-start; gap: 8px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; gap: 12px; }

  .preview-body { height: 380px; }
  .preview-sidebar { width: 120px; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; align-items: flex-start; }
  .nav-actions .btn { display: none; }
}