/* 1. Design tokens */
:root {
  --font-sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --bg: #f8fafc;
  --surface: #ffffff;
  --surface-soft: #eef2f6;
  --ink: #111827;
  --muted: #4b5563;
  --navy: #07111f;
  --navy-soft: #0d1b2e;
  --accent: #b88a2e;
  --accent-cool: #2f6f73;
  --metal: #9fafc0;
  --border: #d9dee7;
  --border-dark: rgba(255, 255, 255, 0.14);
  --shadow: 0 20px 50px rgba(7, 17, 31, 0.12);
  --radius: 8px;
  --container: 1160px;
  --header-height: 64px;
  --space-1: 8px;
  --space-2: 12px;
  --space-3: 16px;
  --space-4: 24px;
  --space-5: 32px;
  --space-6: 48px;
  --space-7: 64px;
  --space-8: 88px;
}

/* 2. Reset/base */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: clip;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  overflow-x: clip;
}

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

a {
  color: inherit;
}

button,
input,
textarea,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 100;
  padding: 10px 14px;
  color: #ffffff;
  background: var(--navy);
  border-radius: var(--radius);
  font-weight: 760;
  text-decoration: none;
  transform: translateY(-150%);
}

.skip-link:focus-visible {
  transform: translateY(0);
}

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

::selection {
  color: #ffffff;
  background: var(--accent-cool);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: var(--space-4);
  font-size: 48px;
  line-height: 1.04;
  font-weight: 760;
  overflow-wrap: anywhere;
}

h2 {
  margin-bottom: var(--space-3);
  font-size: 34px;
  line-height: 1.15;
  overflow-wrap: anywhere;
}

h3 {
  margin-bottom: var(--space-2);
  font-size: 19px;
  line-height: 1.25;
}

p {
  color: var(--muted);
}

section[id] {
  scroll-margin-top: 96px;
}

/* 3. Layout */
.container {
  width: min(100% - 32px, var(--container));
  margin-inline: auto;
}

.section {
  padding-block: var(--space-7);
}

.section-head {
  max-width: 760px;
  margin-bottom: var(--space-5);
}

.content-label {
  margin-bottom: var(--space-3);
  color: var(--navy);
  font-size: 18px;
}

.section-kicker,
.eyebrow {
  margin-bottom: var(--space-2);
  color: var(--accent-cool);
  font-size: 13px;
  font-weight: 780;
  letter-spacing: 0;
  text-transform: uppercase;
}

/* 4. Components */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(248, 250, 252, 0.94);
  border-bottom: 1px solid rgba(217, 222, 231, 0.9);
  backdrop-filter: blur(16px);
}

.nav-shell {
  width: min(100% - 24px, var(--container));
  min-height: 56px;
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}

.brand {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--navy);
  font-weight: 760;
  text-decoration: none;
  white-space: nowrap;
}

.brand-mark {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  color: #fff;
  background: var(--navy);
  border: 1px solid rgba(184, 138, 46, 0.55);
  border-radius: var(--radius);
  font-size: 13px;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  overflow-x: auto;
  scrollbar-width: thin;
}

.site-nav a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 0 10px;
  border-bottom: 2px solid transparent;
  color: var(--muted);
  font-size: 14px;
  font-weight: 680;
  text-decoration: none;
  white-space: nowrap;
}

.site-nav a:hover,
.site-nav a:active,
.site-nav a[aria-current] {
  color: var(--navy);
  border-bottom-color: var(--accent);
}

.nav-toggle {
  display: none;
  min-height: 44px;
  padding: 0 14px;
  color: var(--navy);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-weight: 720;
}

.nav-toggle[aria-expanded="true"] {
  border-color: var(--accent);
  background: rgba(184, 138, 46, 0.08);
}

.button {
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 11px 18px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-weight: 760;
  text-decoration: none;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button:active {
  transform: translateY(0);
}

.button-primary {
  color: #ffffff;
  background: var(--navy);
  border-color: var(--navy);
}

.button-primary:hover {
  background: #102039;
}

.button-secondary {
  color: var(--navy);
  background: transparent;
  border-color: var(--border);
}

.button-secondary:hover {
  border-color: var(--accent);
  background: rgba(184, 138, 46, 0.08);
}

.text-link {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  margin-top: var(--space-4);
  color: var(--navy);
  font-weight: 760;
  text-decoration-thickness: 2px;
  text-underline-offset: 5px;
}

.footnote {
  margin-top: var(--space-3);
  font-size: 14px;
  color: var(--muted);
}

/* 5. Page sections */
.hero {
  position: relative;
  overflow: hidden;
  color: #ffffff;
  background:
    linear-gradient(135deg, rgba(7, 17, 31, 0.98), rgba(13, 27, 46, 0.96)),
    var(--navy);
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(184, 138, 46, 0.72), transparent);
}

.hero-grid {
  display: grid;
  gap: var(--space-5);
  align-items: center;
}

.hero-copy {
  max-width: 680px;
}

.hero p {
  color: #c9d3df;
}

.hero .eyebrow {
  color: #d9b365;
}

.hero-lead {
  font-size: 20px;
  color: #eef4fb;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin: var(--space-5) 0 var(--space-3);
}

.hero .button-primary {
  color: var(--navy);
  background: #d9b365;
  border-color: #d9b365;
}

.hero .button-primary:hover {
  background: #e4c37c;
}

.hero .button-secondary {
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.7);
}

.hero .button-secondary:hover {
  background: rgba(255, 255, 255, 0.09);
  border-color: #ffffff;
}

.trustline {
  margin-bottom: 0;
  font-size: 14px;
}

.hero-media {
  padding: var(--space-2);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.04);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.26);
}

.hero-visual__image {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: contain;
}

.page-hero {
  color: #ffffff;
  background:
    linear-gradient(135deg, rgba(7, 17, 31, 0.97), rgba(13, 27, 46, 0.94)),
    var(--navy);
}

.page-hero .container {
  max-width: 920px;
}

.page-hero .section-kicker {
  color: #d9b365;
}

.page-hero p {
  color: #d6dee8;
}

.definition-band {
  background: var(--surface-soft);
}

.definition-grid {
  display: grid;
  gap: var(--space-4);
}

.definition-copy {
  max-width: 760px;
}

.principles {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin: var(--space-4) 0;
}

.principles span {
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  padding: 7px 12px;
  color: var(--navy);
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-weight: 720;
}

.note {
  padding: var(--space-4);
  color: var(--ink);
  background: var(--surface);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius);
}

.prose-block {
  max-width: 820px;
}

.prose-block p:last-child,
.content-card p:last-child,
.detail-card p:last-child {
  margin-bottom: 0;
}

.prose-grid,
.insight-grid,
.detail-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.content-card,
.detail-card {
  padding: var(--space-4);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.content-card h3,
.detail-card h3 {
  color: var(--navy);
}

.content-card ul,
.detail-card ul {
  margin: var(--space-3) 0 0;
  padding-left: 20px;
  color: var(--muted);
}

.content-card li + li,
.detail-card li + li {
  margin-top: 8px;
}

.key-list {
  display: grid;
  gap: var(--space-2);
  margin: var(--space-4) 0 0;
  padding: 0;
  list-style: none;
}

.key-list li {
  padding: var(--space-3);
  background: rgba(238, 242, 246, 0.74);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius);
  color: var(--muted);
}

.related-band {
  background: var(--surface-soft);
}

.related-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-4);
}

.related-links a {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  color: var(--navy);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-weight: 720;
  text-decoration: none;
}

.related-links a:hover {
  border-color: var(--accent);
  background: rgba(184, 138, 46, 0.08);
}

.page-index-section {
  position: relative;
  color: #ffffff;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.08) 0 1px, transparent 1px 22px),
    linear-gradient(180deg, #07111f 0%, #0d1b2e 100%);
  border-block: 1px solid rgba(255, 255, 255, 0.1);
}

.page-index-head {
  display: grid;
  gap: var(--space-3);
  align-items: end;
  margin-bottom: var(--space-5);
}

.page-index-head .section-kicker {
  color: #d9dee7;
}

.page-index-head h2 {
  color: #ffffff;
}

.page-index-head p:last-child {
  max-width: 680px;
  margin-bottom: 0;
  color: rgba(248, 250, 252, 0.78);
}

.page-card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
}

.page-card {
  --card-accent: var(--accent);
  position: relative;
  min-height: 238px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-4);
  color: var(--ink);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(248, 250, 252, 0.92)),
    var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius);
  text-decoration: none;
  box-shadow: 0 18px 46px rgba(0, 0, 0, 0.22);
  overflow: hidden;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.page-card--definition {
  --card-accent: #b88a2e;
}

.page-card--overview {
  --card-accent: #aeb7c2;
}

.page-card--compare {
  --card-accent: #d4d9de;
}

.page-card--applications {
  --card-accent: #9fafc0;
}

.page-card--sustainability {
  --card-accent: #2f6f73;
}

.page-card--faq {
  --card-accent: #536c80;
}

.page-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 5px;
  background: linear-gradient(90deg, var(--card-accent), rgba(47, 111, 115, 0.72));
}

.page-card::after {
  content: "";
  position: absolute;
  inset: 5px 0 auto;
  height: 1px;
  background: rgba(7, 17, 31, 0.08);
}

.page-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.46);
  background: #ffffff;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.3);
}

.page-card:active {
  transform: translateY(-1px);
}

.page-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
}

.page-card__label {
  width: max-content;
  max-width: 100%;
  min-height: 30px;
  display: inline-flex;
  align-items: center;
  padding: 5px 10px;
  color: var(--navy);
  background: color-mix(in srgb, var(--card-accent) 18%, #ffffff);
  border: 1px solid color-mix(in srgb, var(--card-accent) 34%, #d9dee7);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 780;
  text-transform: uppercase;
}

.page-card__step {
  color: color-mix(in srgb, var(--card-accent) 70%, #07111f);
  font-size: 13px;
  font-weight: 820;
  letter-spacing: 0.08em;
}

.page-card__body {
  display: block;
}

.page-card h3 {
  margin-bottom: var(--space-1);
  color: var(--navy);
}

.page-card p {
  margin-bottom: 0;
  color: var(--muted);
}

.page-card__action {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  width: max-content;
  max-width: 100%;
  color: var(--navy);
  font-weight: 780;
}

.page-card:hover .page-card__action {
  color: color-mix(in srgb, var(--card-accent) 72%, #07111f);
}

.texture-divider {
  overflow: hidden;
  background: var(--navy);
}

.texture-divider img {
  width: 100%;
  height: 72px;
  object-fit: cover;
  opacity: 0.84;
}

.metal-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
}

.metal-card {
  min-width: 0;
  min-height: 100%;
  display: flex;
  flex-direction: column;
  padding: var(--space-4);
  background: var(--surface);
  border: 1px solid var(--border);
  border-top: 4px solid var(--metal-accent);
  border-radius: var(--radius);
  box-shadow: 0 10px 28px rgba(17, 24, 39, 0.06);
}

.metal-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid rgba(17, 24, 39, 0.08);
}

.metal-symbol {
  padding-left: 10px;
  border-left: 4px solid var(--metal-accent);
  color: var(--navy);
  font-size: 31px;
  line-height: 1;
  font-weight: 800;
}

.swatch {
  width: 42px;
  height: 12px;
  border: 1px solid rgba(17, 24, 39, 0.12);
  border-radius: 999px;
  background: linear-gradient(90deg, var(--metal-accent), rgba(255, 255, 255, 0.74));
}

.metal-card p {
  margin-bottom: 0;
  font-size: 15px;
}

.metal-card p + p {
  margin-top: var(--space-2);
  padding-top: 0;
}

.metal-fact {
  color: var(--ink);
  font-weight: 680;
}

.split-feature {
  display: grid;
  gap: var(--space-5);
  align-items: center;
}

.split-feature > div {
  min-width: 0;
}

.mini-metal-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-2);
  padding: var(--space-3);
  background: var(--navy);
  border: 1px solid rgba(159, 175, 192, 0.28);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.mini-metal-grid span {
  min-width: 0;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  color: #ffffff;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.11), rgba(255, 255, 255, 0.02)),
    rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-bottom: 4px solid var(--metal-accent);
  border-radius: var(--radius);
  font-size: 24px;
  font-weight: 800;
}

.comparison-section {
  background: var(--surface);
}

.table-wrap {
  position: relative;
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  scrollbar-color: var(--metal) transparent;
}

.table-wrap.has-overflow {
  box-shadow:
    inset -22px 0 20px -22px rgba(7, 17, 31, 0.44),
    inset 18px 0 18px -22px rgba(7, 17, 31, 0.24);
}

.table-wrap.has-overflow::after {
  content: "";
  position: sticky;
  right: 0;
  bottom: 0;
  width: 42px;
  height: 3px;
  display: block;
  margin-left: auto;
  background: linear-gradient(90deg, transparent, var(--accent));
  border-radius: 999px 0 0 999px;
}

table {
  width: 100%;
  min-width: 920px;
  border-collapse: collapse;
  font-size: 14px;
}

caption {
  padding: var(--space-3);
  color: var(--muted);
  text-align: left;
  border-bottom: 1px solid var(--border);
}

th,
td {
  padding: 13px 14px;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}

thead th {
  color: var(--navy);
  background: #eef2f6;
  font-weight: 780;
}

tbody th {
  position: sticky;
  left: 0;
  z-index: 1;
  color: var(--navy);
  background: var(--surface);
  border-left: 4px solid var(--row-accent, var(--metal));
}

tbody tr:nth-child(1) {
  --row-accent: #b88a2e;
}

tbody tr:nth-child(2) {
  --row-accent: #aeb7c2;
}

tbody tr:nth-child(3) {
  --row-accent: #d4d9de;
}

tbody tr:nth-child(4) {
  --row-accent: #9fafc0;
}

tbody tr:nth-child(5) {
  --row-accent: #c9d5de;
}

tbody tr:nth-child(6) {
  --row-accent: #68717d;
}

tbody tr:nth-child(7) {
  --row-accent: #47505c;
}

tbody tr:nth-child(8) {
  --row-accent: #536c80;
}

tbody td:nth-child(2) {
  color: var(--navy);
  font-weight: 780;
}

tbody tr:last-child th,
tbody tr:last-child td {
  border-bottom: 0;
}

.mobile-comparison {
  display: block;
}

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

.comparison-item:nth-child(1) {
  --row-accent: #b88a2e;
}

.comparison-item:nth-child(2) {
  --row-accent: #aeb7c2;
}

.comparison-item:nth-child(3) {
  --row-accent: #d4d9de;
}

.comparison-item:nth-child(4) {
  --row-accent: #9fafc0;
}

.comparison-item:nth-child(5) {
  --row-accent: #c9d5de;
}

.comparison-item:nth-child(6) {
  --row-accent: #68717d;
}

.comparison-item:nth-child(7) {
  --row-accent: #47505c;
}

.comparison-item:nth-child(8) {
  --row-accent: #536c80;
}

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

.comparison-item button,
.faq-item button {
  width: 100%;
  min-height: 54px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: 14px var(--space-2);
  color: var(--navy);
  background: transparent;
  border: 0;
  border-left: 4px solid transparent;
  text-align: left;
  font-weight: 760;
}

.comparison-item button:hover,
.faq-item button:hover,
.comparison-item button:active,
.faq-item button:active,
.comparison-item button[aria-expanded="true"],
.faq-item button[aria-expanded="true"] {
  background: rgba(184, 138, 46, 0.08);
}

.comparison-item button:hover,
.comparison-item button:focus-visible,
.comparison-item button[aria-expanded="true"] {
  border-left-color: var(--row-accent, var(--accent));
}

.faq-item button:hover,
.faq-item button:focus-visible,
.faq-item button[aria-expanded="true"] {
  border-left-color: var(--accent);
}

.comparison-item strong {
  min-width: 38px;
  min-height: 30px;
  display: inline-grid;
  place-items: center;
  border: 1px solid var(--border);
  border-bottom: 3px solid var(--row-accent, var(--metal));
  border-radius: var(--radius);
}

.js .comparison-item button::after,
.js .faq-item button::after {
  content: "+";
  width: 28px;
  height: 28px;
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  border: 1px solid var(--border);
  border-radius: 999px;
}

.js .comparison-item button[aria-expanded="true"]::after,
.js .faq-item button[aria-expanded="true"]::after {
  content: "-";
  border-color: var(--accent);
}

.comparison-panel,
.faq-panel {
  padding: 0 0 var(--space-3);
}

.comparison-panel p,
.faq-panel p {
  margin-bottom: var(--space-2);
}

.applications {
  background: var(--surface);
}

.application-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
}

.application-item {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: var(--space-3);
  padding-block: var(--space-3);
  border-top: 1px solid var(--border);
}

.application-item img {
  color: var(--accent-cool);
}

.application-item h3,
.application-item p {
  grid-column: 2;
}

.application-item img + h3 {
  margin-top: 0;
}

.application-item p {
  margin-bottom: 0;
}

.sustainability {
  color: #ffffff;
  background: var(--navy);
}

.sustainability p {
  color: #c9d3df;
}

.sustainability .section-kicker {
  color: #d9b365;
}

.sustainability-grid {
  display: grid;
  gap: var(--space-5);
}

.sustainability-note {
  padding: var(--space-4);
  border: 1px solid var(--border-dark);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.05);
}

.sustainability-note img {
  margin-bottom: var(--space-3);
}

.sustainability-note h3 {
  color: #ffffff;
}

.faq-grid {
  display: grid;
  gap: var(--space-5);
}

.faq-section {
  background: var(--surface-soft);
}

.faq-list {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.closing-band {
  color: #ffffff;
  background:
    linear-gradient(135deg, rgba(7, 17, 31, 0.98), rgba(13, 27, 46, 0.96)),
    var(--navy);
}

.closing-band p {
  color: #d6dee8;
}

.closing-band .section-kicker {
  color: #d9b365;
}

.closing-grid {
  display: grid;
  gap: var(--space-4);
  align-items: center;
}

.closing-grid h2 {
  max-width: 760px;
}

.closing-grid p {
  max-width: 720px;
  margin-bottom: 0;
}

.closing-band .button-primary {
  color: var(--navy);
  background: #d9b365;
  border-color: #d9b365;
}

.closing-band .button-primary:hover {
  background: #e4c37c;
}

.js .faq-panel[hidden],
.js .comparison-panel[hidden],
.js .site-nav[hidden] {
  display: none;
}

/* 7. Responsive */
@media (max-width: 719px) {
  :root {
    --header-height: 56px;
  }

  section[id] {
    scroll-margin-top: 128px;
  }

  h1 {
    font-size: 40px;
  }

  h2 {
    font-size: 28px;
  }

  .nav-shell {
    flex-wrap: wrap;
    padding-block: 6px;
  }

  .js .nav-toggle {
    display: inline-flex;
    align-items: center;
  }

  .js .nav-toggle::after {
    content: "+";
    margin-left: 8px;
    font-weight: 800;
  }

  .js .nav-toggle[aria-expanded="true"]::after {
    content: "-";
  }

  .site-nav {
    width: 100%;
    padding-bottom: 6px;
  }

  .js .site-nav {
    display: grid;
    grid-template-columns: 1fr;
    overflow: visible;
  }

  .site-nav a {
    padding-inline: 2px;
  }

  .hero-actions .button {
    width: 100%;
  }

  .hero-media {
    padding: var(--space-1);
  }

  .table-wrap {
    display: none;
  }

  .comparison-item button,
  .faq-item button {
    min-height: 58px;
  }
}

@media (min-width: 720px) {
  .nav-shell {
    min-height: var(--header-height);
  }

  .section {
    padding-block: var(--space-8);
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1fr) minmax(300px, 0.82fr);
  }

  .definition-grid,
  .sustainability-grid,
  .faq-grid {
    grid-template-columns: minmax(220px, 0.65fr) minmax(0, 1fr);
  }

  .metal-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-index-head {
    grid-template-columns: minmax(240px, 0.68fr) minmax(320px, 1fr);
  }

  .prose-grid,
  .insight-grid,
  .detail-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .split-feature,
  .closing-grid {
    grid-template-columns: minmax(0, 1fr) minmax(260px, 0.55fr);
  }

  .closing-grid .button {
    justify-self: end;
  }

  .mobile-comparison {
    display: none;
  }

  .application-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-4);
  }
}

@media (min-width: 1040px) {
  h1 {
    font-size: 64px;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(420px, 1fr);
  }

  .metal-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-card-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .application-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .detail-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .application-item {
    grid-template-columns: 1fr;
  }

  .application-item h3,
  .application-item p {
    grid-column: auto;
  }
}

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