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

:root {
  --green: #1B6B3A;
  --green-dark: #145229;
  --green-soft: #E8F3EC;
  --green-muted: #4A8F65;
  --red: #C62828;
  --red-dark: #9E1F1F;
  --red-soft: #FBEAEA;
  --black: #111111;
  --black-soft: #2A2A2A;
  --white: #FFFFFF;
  --brand: var(--green);
  --brand-dark: var(--green-dark);
  --brand-soft: var(--green-soft);
  --cta: var(--red);
  --cta-hover: var(--red-dark);
  --cta-soft: var(--red-soft);
  --ink: var(--black);
  --ink-mid: var(--black-soft);
  --surface: #F5F5F5;
  --surface-elevated: var(--white);
  --text: var(--black);
  --text-muted: #5C5C5C;
  --text-subtle: #8A8A8A;
  --text-on-dark: #F5F5F5;
  --text-muted-on-dark: #B3B3B3;
  --border: #E0E0E0;
  --success: var(--green-muted);
  --radius: 12px;
  --radius-pill: 999px;
  --shadow: 0 4px 24px rgba(17, 17, 17, 0.06);
  --shadow-lg: 0 20px 50px rgba(17, 17, 17, 0.10);
  --font: 'IBM Plex Sans', system-ui, sans-serif;
  --display: 'Source Serif 4', Georgia, serif;
  --mono: 'IBM Plex Mono', monospace;
  --cta-font: 'Barlow Semi Condensed', 'IBM Plex Sans', sans-serif;
  --nav-h: 68px;
  --max-w: 1280px;
}

html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  color: var(--text);
  background: var(--surface);
  line-height: 1.6;
  overflow-x: hidden;
  letter-spacing: -0.01em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}
h1, h2, h3, .price-amount, .compare-price, .benefit-stat strong, .metric strong {
  font-family: var(--display);
  font-weight: 600;
  letter-spacing: -0.025em;
}

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

.skip-link {
  position: absolute;
  top: -100px;
  left: 16px;
  background: var(--green);
  color: var(--white);
  padding: 10px 16px;
  border-radius: 8px;
  font-weight: 600;
  z-index: 300;
}
.skip-link:focus { top: 16px; }


.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 clamp(16px, 4vw, 32px);
}

/* NAV */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-h);
  background: color-mix(in srgb, var(--surface) 90%, transparent);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.nav-logo {
  font-family: var(--display);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
  color: var(--text);
}
.nav-logo-mark {
  width: 32px;
  height: 32px;
  background: var(--brand);
  border-radius: 8px;
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 1rem;
}
.nav-logo em {
  font-style: normal;
  color: var(--brand);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}
.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--text); }
.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}
.nav-phone {
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 12px 22px;
  border-radius: var(--radius-pill);
  border: none;
  cursor: pointer;
  transition: transform 0.2s, background 0.2s, box-shadow 0.2s;
  white-space: nowrap;
}
.btn:active { transform: scale(0.98); }
.btn-primary {
  background: var(--green);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(27, 107, 58, 0.22);
}
.btn-primary:hover {
  background: var(--green-dark);
  transform: translateY(-1px);
}
.btn-ghost {
  background: transparent;
  color: inherit;
  border: 1.5px solid var(--border);
}
.btn-ghost:hover {
  border-color: var(--text-muted);
  background: color-mix(in srgb, var(--text) 4%, transparent);
}
.btn-brand {
  background: var(--green);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(27, 107, 58, 0.22);
}
.btn-brand:hover {
  background: var(--green-dark);
  transform: translateY(-1px);
}

@media (max-width: 900px) {
  .nav-links, .nav-phone { display: none; }
}

/* HERO */
.hero {
  min-height: calc(100dvh - var(--nav-h));
  display: grid;
  align-items: center;
  padding: clamp(32px, 5vw, 64px) 0 clamp(48px, 6vw, 72px);
  position: relative;
  background: var(--surface);
  color: var(--text);
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 85% 20%, rgba(27, 107, 58, 0.06), transparent 50%),
    radial-gradient(ellipse at 10% 80%, rgba(17, 17, 17, 0.03), transparent 45%);
  pointer-events: none;
}
.hero .container { position: relative; }
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: center;
}
.hero-eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--brand);
  margin-bottom: 20px;
}
.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.75rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  text-wrap: balance;
  margin-bottom: 20px;
  max-width: 12ch;
}
.hero h1 .accent {
  color: var(--brand);
  font-style: italic;
  line-height: 1.1;
  padding-bottom: 2px;
}
.hero-sub {
  font-size: clamp(1rem, 2vw, 1.15rem);
  color: var(--text-muted);
  max-width: 42ch;
  line-height: 1.65;
  margin-bottom: 28px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 36px;
}
.hero-actions .btn {
  font-family: var(--cta-font);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.hero-metrics {
  display: flex;
  gap: clamp(20px, 4vw, 40px);
  flex-wrap: wrap;
}
.metric strong {
  display: block;
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}
.metric span {
  font-size: 0.82rem;
  color: var(--text-subtle);
}
.metric strong { color: var(--text); }
.hero-visual {
  position: relative;
}
.hero-image-wrap {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  aspect-ratio: 4/5;
  box-shadow: var(--shadow-lg);
  background: #fff;
  border: 1px solid var(--border);
}
.hero-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: clamp(16px, 3vw, 28px);
}
.hero-image-badge {
  position: absolute;
  bottom: 20px;
  left: 20px;
  background: color-mix(in srgb, var(--surface-elevated) 92%, transparent);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 18px;
  font-size: 0.85rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}
.hero-image-badge i { color: var(--brand); }

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero h1 { max-width: none; }
  .hero-visual { order: -1; }
  .hero-image-wrap { aspect-ratio: 16/10; max-height: 340px; }
}

/* TRUST STRIP */
.trust-strip {
  padding: 28px 0;
  background: var(--ink);
  color: var(--text-on-dark);
}
.trust-strip-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.trust-strip-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted-on-dark);
  white-space: nowrap;
}
.trust-logos {
  display: flex;
  align-items: center;
  gap: 10px 22px;
  flex-wrap: wrap;
  list-style: none;
}
.trust-logos li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-on-dark);
}
.trust-logos i { color: #7fd19b; font-size: 1.1rem; }

/* SECTIONS */
.section {
  padding: clamp(64px, 10vw, 112px) 0;
}
.section-intro {
  margin-bottom: clamp(40px, 6vw, 64px);
  max-width: 640px;
}
.section-intro h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.15;
  text-wrap: balance;
  margin-bottom: 14px;
}
.section-intro p {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 55ch;
  line-height: 1.65;
}

/* PROBLEM BENTO */
.problem-bento {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 16px;
}
.problem-cell {
  padding: clamp(24px, 4vw, 36px);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface-elevated);
  transition: transform 0.25s, box-shadow 0.25s;
}
.problem-cell:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}
.problem-cell:nth-child(1) { grid-column: span 7; background: linear-gradient(135deg, var(--surface-elevated), var(--brand-soft)); }
.problem-cell:nth-child(2) { grid-column: span 5; }
.problem-cell:nth-child(3) { grid-column: span 5; }
.problem-cell:nth-child(4) { grid-column: span 7; }
.problem-cell i {
  font-size: 1.5rem;
  color: var(--brand);
  margin-bottom: 16px;
  display: block;
}
.problem-cell h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}
.problem-cell p {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.6;
}

@media (max-width: 768px) {
  .problem-cell { grid-column: span 12 !important; }
}

/* PRODUCTS BENTO */
.products-bento {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 20px;
}
.product-panel {
  background: var(--surface-elevated);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.3s;
}
.product-panel:hover { box-shadow: var(--shadow-lg); }
.product-panel.featured { border-color: color-mix(in srgb, var(--green) 45%, var(--border)); }
.product-media {
  position: relative;
  overflow: hidden;
  background: var(--brand-soft);
}
.product-panel.featured .product-media { aspect-ratio: 16/10; }
.product-panel:not(.featured) .product-media { aspect-ratio: 4/3; }
.product-media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 20px;
  background: #fff;
}
.product-tag {
  position: absolute;
  top: 16px;
  left: 16px;
  background: var(--green);
  color: var(--white);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 6px 12px;
  border-radius: var(--radius-pill);
}
.product-body { padding: clamp(24px, 3vw, 32px); flex: 1; display: flex; flex-direction: column; }
.product-body h3 {
  font-size: clamp(1.2rem, 2.5vw, 1.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}
.product-brand {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--brand);
  margin-bottom: 14px;
}
.product-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 24px;
}
.spec-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 24px;
}
.spec-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px;
}
.spec-card dt {
  font-family: var(--mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-subtle);
  margin-bottom: 4px;
}
.spec-card dd {
  font-size: 0.88rem;
  font-weight: 600;
  line-height: 1.4;
}
.product-footer {
  margin-top: auto;
  padding-top: 8px;
}
.product-price {
  background: var(--brand-soft);
  border-radius: 10px;
  padding: 16px 18px;
  margin-bottom: 16px;
}
.price-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-subtle);
  margin-bottom: 4px;
}
.price-amount {
  display: block;
  font-size: clamp(1.6rem, 3vw, 2rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--black);
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
}
.price-note {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 6px;
  line-height: 1.4;
}
.price-bulk {
  font-size: 0.78rem;
  color: var(--green);
  font-weight: 600;
  margin-top: 4px;
}
.product-guarantee {
  font-size: 0.78rem;
  color: var(--text-subtle);
  margin-top: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.product-guarantee span { display: flex; align-items: center; gap: 4px; }

@media (max-width: 900px) {
  .products-bento { grid-template-columns: 1fr; }
  .spec-grid { grid-template-columns: 1fr; }
}

/* COMPARISON */
.compare-highlight {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 32px;
}
.compare-card {
  padding: 32px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: var(--surface-elevated);
}
.compare-card h3 {
  font-size: 1.15rem;
  font-weight: 800;
  margin-bottom: 6px;
}
.compare-card .role {
  font-size: 0.85rem;
  color: var(--brand);
  font-weight: 600;
  margin-bottom: 16px;
}
.compare-price {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--black);
  margin-bottom: 16px;
  font-variant-numeric: tabular-nums;
}
.compare-card ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.compare-card li {
  font-size: 0.9rem;
  color: var(--text-muted);
  display: flex;
  align-items: flex-start;
  gap: 8px;
}
.compare-card li i { color: var(--success); margin-top: 3px; flex-shrink: 0; }
.compare-note {
  text-align: center;
  font-size: 0.92rem;
  color: var(--text-muted);
  max-width: 60ch;
  margin: 0 auto;
}
.compare-note a {
  color: var(--brand);
  font-weight: 600;
  margin-left: 4px;
}

@media (max-width: 700px) {
  .compare-highlight { grid-template-columns: 1fr; }
}

/* PRICE TABLE */
.price-section { padding-bottom: 0; }
.price-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface-elevated);
  margin-bottom: 24px;
}
.price-table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
.price-table th, .price-table td { padding: 16px 20px; text-align: left; border-bottom: 1px solid var(--border); vertical-align: top; }
.price-table thead th {
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-subtle);
  background: var(--surface);
}
.price-table tbody tr:last-child th, .price-table tbody tr:last-child td { border-bottom: none; }
.price-table tbody th { font-weight: 700; }
.price-table td { color: var(--text-muted); }
.price-table .pt-price { font-family: var(--display); font-weight: 700; color: var(--black); white-space: nowrap; font-variant-numeric: tabular-nums; }
@media (max-width: 640px) {
  .price-table thead { display: none; }
  .price-table, .price-table tbody, .price-table tr, .price-table th, .price-table td { display: block; }
  .price-table tr { padding: 16px 18px; border-bottom: 1px solid var(--border); }
  .price-table tbody tr:last-child { border-bottom: none; }
  .price-table th, .price-table td { padding: 2px 0; border: none; }
  .price-table .pt-price { font-size: 1.2rem; margin-top: 6px; }
}

/* BENEFITS BAND */
.benefits-band {
  background: var(--surface-elevated);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.benefits-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border-radius: 16px;
  overflow: hidden;
  margin-bottom: 48px;
}
.benefit-stat {
  background: var(--surface-elevated);
  padding: clamp(28px, 4vw, 40px);
  text-align: center;
}
.benefit-stat strong {
  display: block;
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--green);
  font-variant-numeric: tabular-nums;
}
.benefit-stat span {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-top: 4px;
  display: block;
}
.benefits-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.benefit-item i {
  font-size: 1.4rem;
  color: var(--brand);
  margin-bottom: 12px;
  display: block;
}
.benefit-item h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 6px;
}
.benefit-item p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.55;
}

@media (max-width: 768px) {
  .benefits-stats, .benefits-list { grid-template-columns: 1fr; }
}

/* USE CASES SCROLL */
.use-scroll {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 8px;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.use-scroll::-webkit-scrollbar { display: none; }
.use-card {
  flex: 0 0 clamp(240px, 30vw, 280px);
  scroll-snap-align: start;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--surface-elevated);
  transition: transform 0.2s;
}
.use-card:hover { transform: translateY(-4px); }
.use-card-img {
  aspect-ratio: 3/2;
  overflow: hidden;
}
.use-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s;
}
.use-card:hover .use-card-img img { transform: scale(1.04); }
.use-card-body { padding: 20px; }
.use-card-body h3 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 4px;
}
.use-card-body p {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* FAQ */
.faq-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px 40px;
}
.faq-block h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.4;
}
.faq-block p {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.65;
}

@media (max-width: 700px) {
  .faq-grid { grid-template-columns: 1fr; }
}

/* CTA */
.cta-section {
  background: linear-gradient(135deg, var(--ink-mid) 0%, var(--ink) 100%);
  color: var(--text-on-dark);
  border-radius: 24px;
  margin: 0 clamp(16px, 4vw, 32px);
  padding: clamp(48px, 8vw, 80px) clamp(24px, 5vw, 48px);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 0%, rgba(27, 107, 58, 0.12), transparent 60%);
  pointer-events: none;
}
.cta-inner { position: relative; max-width: 560px; margin: 0 auto; }
.cta-section h2 {
  font-size: clamp(1.6rem, 4vw, 2.25rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  margin-bottom: 14px;
  text-wrap: balance;
}
.cta-section p {
  font-size: 1.05rem;
  color: var(--text-muted-on-dark);
  margin-bottom: 28px;
  line-height: 1.6;
}
.cta-actions {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}
.cta-section .btn-primary {
  background: var(--green);
  color: var(--white);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}
.cta-section .btn-primary:hover { background: var(--green-dark); }
.cta-section .btn-ghost {
  border-color: rgba(255,255,255,0.4);
  color: #fff;
}
.cta-section .btn-ghost:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.6);
}

/* FOOTER */
.footer {
  padding: 64px 0 32px;
  background: var(--ink);
  color: var(--text-muted-on-dark);
  margin-top: clamp(64px, 10vw, 112px);
}
.footer h3, .footer h4 { color: var(--text-on-dark); }
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-brand h3 {
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 12px;
}
.footer-brand p {
  font-size: 0.88rem;
  color: var(--text-muted-on-dark);
  line-height: 1.65;
  max-width: 36ch;
}
.footer-col h4 {
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted-on-dark);
  margin-bottom: 16px;
}
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 10px; }
.footer-col a {
  font-size: 0.88rem;
  color: var(--text-muted-on-dark);
  transition: color 0.2s;
}
.footer-col a:hover { color: var(--text-on-dark); }
.footer-contact {
  font-size: 0.88rem;
  color: var(--text-muted-on-dark);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-contact span {
  display: flex;
  align-items: center;
  gap: 8px;
}
.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.8rem;
  color: var(--text-muted-on-dark);
}
.footer-bottom a { color: var(--text-muted-on-dark); }
.footer-bottom a:hover { color: var(--text-on-dark); }

@media (max-width: 700px) {
  .footer-grid { grid-template-columns: 1fr; }
}

/* WHATSAPP FLOAT */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 200;
  background: #25D366;
  color: #fff;
  border-radius: var(--radius-pill);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 0.9rem;
  box-shadow: 0 4px 24px rgba(37, 211, 102, 0.4);
  transition: transform 0.2s, box-shadow 0.2s;
}
.whatsapp-float:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(37, 211, 102, 0.5);
}
.whatsapp-float:active { transform: scale(0.98); }

@media (max-width: 480px) {
  .whatsapp-float span { display: none; }
  .whatsapp-float { padding: 14px; }
}

/* ANIMATIONS */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .problem-cell:hover, .use-card:hover, .btn-primary:hover, .whatsapp-float:hover { transform: none; }
}

:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 3px;
}

/* ===== Shared inner-page components ===== */
.nav-links a[aria-current="page"] { color: var(--text); font-weight: 600; }
.breadcrumb { font-size: 0.82rem; color: var(--text-subtle); }
.breadcrumb ol { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; }
.breadcrumb li + li::before { content: "/"; margin-right: 6px; color: var(--border); }
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--brand); }

.page-hero { padding: clamp(28px, 5vw, 56px) 0 clamp(32px, 5vw, 56px); }
.page-hero-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: clamp(28px, 5vw, 56px); align-items: center; }
.page-hero h1 { font-size: clamp(2rem, 4.4vw, 3.1rem); font-weight: 800; line-height: 1.08; letter-spacing: -0.03em; margin-bottom: 18px; text-wrap: balance; }
.page-hero .lede { font-size: clamp(1rem, 2vw, 1.12rem); color: var(--text-muted); max-width: 52ch; margin-bottom: 24px; }
.page-hero .hero-actions { margin-bottom: 20px; }
.page-hero-media { border-radius: 20px; overflow: hidden; background: #fff; border: 1px solid var(--border); box-shadow: var(--shadow-lg); }
.page-hero-media img { width: 100%; height: auto; max-height: 460px; object-fit: contain; padding: clamp(12px, 3vw, 24px); }
.page-hero-media.photo img { object-fit: cover; padding: 0; max-height: none; }
.updated { font-family: var(--mono); font-size: 0.74rem; color: var(--text-subtle); }
@media (max-width: 900px) { .page-hero-grid { grid-template-columns: 1fr; } .page-hero-media { order: -1; } .page-hero-media img { max-height: 300px; } }

.answer-box { background: var(--surface-elevated); border: 1px solid var(--border); border-left: 4px solid var(--green); border-radius: var(--radius); padding: 20px 22px; margin-bottom: 24px; max-width: 70ch; }
.answer-box p { color: var(--text); font-size: 1rem; }
.answer-box p + p { margin-top: 8px; }

.prose { max-width: 72ch; }
.prose h2 { font-size: clamp(1.45rem, 3vw, 1.9rem); font-weight: 800; line-height: 1.2; margin: 48px 0 14px; letter-spacing: -0.02em; }
.prose h2:first-child { margin-top: 0; }
.prose h3 { font-size: 1.1rem; font-weight: 700; margin: 28px 0 8px; }
.prose p, .prose li { color: var(--text-muted); font-size: 1rem; line-height: 1.7; }
.prose p + p { margin-top: 12px; }
.prose ul, .prose ol { padding-left: 22px; margin: 10px 0 14px; }
.prose li + li { margin-top: 6px; }
.prose strong { color: var(--text); }
.prose a, .faq-block a, .compare-note a.inline, .source-note a { color: var(--brand); font-weight: 600; text-decoration: underline; text-underline-offset: 3px; }
.prose .price-table-wrap { margin: 18px 0 8px; }
.source-note { font-size: 0.82rem; color: var(--text-subtle); margin-top: 10px; }

.spec-table td:first-child, .spec-table th[scope="row"] { width: 42%; }

.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.link-card { display: flex; flex-direction: column; gap: 8px; padding: 24px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface-elevated); transition: box-shadow 0.2s, border-color 0.2s; }
.link-card:hover { box-shadow: var(--shadow); border-color: color-mix(in srgb, var(--green) 40%, var(--border)); }
.link-card i { font-size: 1.4rem; color: var(--brand); }
.link-card h3 { font-size: 1.05rem; font-weight: 700; }
.link-card p { font-size: 0.9rem; color: var(--text-muted); line-height: 1.55; }
.link-card .more { margin-top: auto; font-size: 0.85rem; font-weight: 600; color: var(--brand); }

.steps { list-style: none; counter-reset: step; display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.steps li { counter-increment: step; background: var(--surface-elevated); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; }
.steps li::before { content: counter(step); display: grid; place-items: center; width: 32px; height: 32px; border-radius: 50%; background: var(--green); color: #fff; font-weight: 700; margin-bottom: 12px; font-family: var(--mono); }
.steps h3 { font-size: 1rem; font-weight: 700; margin-bottom: 4px; }
.steps p { font-size: 0.9rem; color: var(--text-muted); line-height: 1.55; }

/* Selector tool */
.tool { background: var(--surface-elevated); border: 1px solid var(--border); border-radius: 16px; padding: clamp(20px, 4vw, 32px); box-shadow: var(--shadow); }
.tool fieldset { border: none; margin-bottom: 20px; }
.tool legend { font-weight: 700; margin-bottom: 10px; font-size: 1rem; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips label { position: relative; }
.chips input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.chips span { display: inline-block; padding: 10px 16px; border: 1.5px solid var(--border); border-radius: var(--radius-pill); font-size: 0.9rem; font-weight: 600; color: var(--text-muted); background: var(--surface); transition: all 0.15s; }
.chips input:checked + span { border-color: var(--green); background: var(--green-soft); color: var(--green-dark); }
.chips input:focus-visible + span { outline: 2px solid var(--green); outline-offset: 2px; }
.qty-row { display: flex; align-items: center; gap: 12px; }
.qty-row input { width: 110px; padding: 10px 14px; font: inherit; font-weight: 600; border: 1.5px solid var(--border); border-radius: 10px; background: var(--surface); }
.tool-result { margin-top: 8px; padding: 20px; border-radius: var(--radius); background: var(--green-soft); }
.tool-result .rec { font-family: var(--display); font-size: 1.35rem; font-weight: 700; margin-bottom: 4px; }
.tool-result .why { color: var(--text-muted); font-size: 0.92rem; margin-bottom: 12px; }
.tool-result .total { font-family: var(--display); font-size: 1.6rem; font-weight: 800; font-variant-numeric: tabular-nums; }
.tool-result .calc { font-family: var(--mono); font-size: 0.8rem; color: var(--text-muted); margin: 4px 0 14px; }

.section-tight { padding: clamp(40px, 6vw, 72px) 0; }
.bg-white { background: var(--surface-elevated); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.footer-col a[href^="tel"], .footer-contact a { color: var(--text-muted-on-dark); }
.footer-contact a:hover { color: var(--text-on-dark); }
.error-page { text-align: center; padding: clamp(64px, 12vw, 140px) 0; }
.error-page h1 { font-size: clamp(2rem, 5vw, 3rem); margin-bottom: 12px; }
.error-page p { color: var(--text-muted); margin-bottom: 24px; }
.sr-only, .sr-h2 { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.product-body h3 a:hover { color: var(--brand); }
.product-guarantee a { color: var(--brand); font-weight: 600; }
.price-table a { color: var(--brand); font-weight: 600; }
figure.page-hero-media img { max-height: none; }
.tool-result .btn { white-space: normal; width: 100%; text-align: center; }
.prose a.btn, .tool a.btn { color: #fff; text-decoration: none; }
.breadcrumb { padding-top: 18px; padding-bottom: 0; }
@media (max-width: 640px) {
  .price-table td[data-label]::before { content: attr(data-label) ": "; font-weight: 600; color: var(--text-subtle); font-family: var(--font); font-size: 0.82rem; }
  .price-table td.pt-price[data-label]::before { font-size: 0.82rem; }
}