:root {
  --color-orange: #F97316;
  --color-orange-hover: #EA580C;
  --color-orange-dark: #C2410C; /* 小字号眉标使用，满足 WCAG AA 对比度 */
  --color-navy: #0F172A;
  --color-text: #334155;
  --color-muted: #64748B;
  --color-bg: #FFFFFF;
  --color-bg-alt: #F8FAFC;
  --color-border: #E2E8F0;
  --color-footer-bg: #0F172A;
  --color-footer-text: #CBD5E1;
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  --radius: 0.75rem;
  --shadow: 0 1px 3px rgba(15, 23, 42, 0.08), 0 4px 12px rgba(15, 23, 42, 0.05);
  --shadow-lg: 0 10px 25px rgba(15, 23, 42, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
}

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

a {
  color: var(--color-orange-dark);
  text-decoration: none;
}

a:hover,
a:focus {
  text-decoration: underline;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Utilities */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Skip link */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--color-navy);
  color: #fff;
  padding: 0.5rem 1rem;
  z-index: 100;
  transition: top 0.2s;
}

.skip-link:focus {
  top: 0;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.5rem;
  border-radius: 9999px;
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1.25;
  text-decoration: none;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
  border: 2px solid transparent;
  cursor: pointer;
}

.btn:hover,
.btn:focus {
  transform: translateY(-1px);
  text-decoration: none;
}

.btn--primary {
  background: var(--color-orange);
  color: #fff;
  box-shadow: 0 4px 14px rgba(249, 115, 22, 0.35);
}

.btn--primary:hover,
.btn--primary:focus {
  background: var(--color-orange-hover);
  box-shadow: 0 6px 18px rgba(249, 115, 22, 0.45);
}

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

.btn--secondary:hover,
.btn--secondary:focus {
  border-color: var(--color-navy);
  background: rgba(15, 23, 42, 0.03);
}

/* Kicker / eyebrow */
.kicker {
  display: block;
  margin: 0 0 0.75rem;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-orange-dark);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--color-navy);
  text-decoration: none;
  font-weight: 800;
  font-size: 1.1rem;
}

.logo:hover,
.logo:focus {
  text-decoration: none;
}

.logo__mark {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--color-bg-alt);
  display: grid;
  place-items: center;
}

.logo__mark .logo__image {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.logo__text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.logo__name {
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.logo__tagline {
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--color-muted);
}

/* Nav */
.nav-toggle {
  display: none;
  background: none;
  border: 0;
  padding: 0.5rem;
  cursor: pointer;
  color: var(--color-navy);
}

.nav-toggle__icon {
  display: block;
  width: 26px;
  height: 2px;
  background: currentColor;
  position: relative;
  transition: background 0.2s;
}

.nav-toggle__icon::before,
.nav-toggle__icon::after {
  content: "";
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background: currentColor;
  transition: transform 0.2s;
}

.nav-toggle__icon::before { top: -7px; }
.nav-toggle__icon::after { top: 7px; }

.nav-toggle[aria-expanded="true"] .nav-toggle__icon {
  background: transparent;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__icon::before {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__icon::after {
  transform: translateY(-7px) rotate(-45deg);
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.primary-nav__list {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.primary-nav__link {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 0.85rem;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
  transition: color 0.15s, background 0.15s;
}

.primary-nav__link:hover,
.primary-nav__link:focus {
  color: var(--color-orange-hover);
  background: rgba(249, 115, 22, 0.06);
  text-decoration: none;
}

.primary-nav__link--active {
  color: var(--color-orange-dark);
}

.primary-nav__cta {
  margin-left: 0.5rem;
}

/* Hero */
.hero {
  position: relative;
  padding: 5rem 0 4rem;
  background: linear-gradient(180deg, #fff 0%, #f8fafc 100%);
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.06;
  pointer-events: none;
  background:
    radial-gradient(ellipse at 85% 15%, #f97316 0%, transparent 55%),
    linear-gradient(135deg, #e2e8f0 0%, #cbd5e1 50%, #94a3b8 100%);
}

.hero__bg .image-placeholder {
  width: 100%;
  height: 100%;
  border-radius: 0;
  border: 0;
  background: #e2e8f0;
}

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

.hero__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: center;
}

.hero__content {
  max-width: 640px;
}

.hero__title {
  margin: 0 0 1.25rem;
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 1.12;
  font-weight: 800;
  color: var(--color-navy);
  letter-spacing: -0.02em;
}

.hero__title span {
  color: var(--color-orange);
}

.hero__lead {
  margin: 0 0 1.75rem;
  font-size: 1.125rem;
  line-height: 1.65;
  color: var(--color-text);
  max-width: 60ch;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

/* Rooted card */
.rooted-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.75rem 1.5rem;
  box-shadow: var(--shadow);
}

.rooted-card__media {
  margin-bottom: 1.5rem;
  padding: 1rem 1rem;
  background: var(--color-bg-alt);
  border-radius: var(--radius);
}

.rooted-card__media .brand-image {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
}

.rooted-card__media .image-placeholder {
  height: 80px;
  background: var(--color-bg-alt);
}

.rooted-card__kicker {
  display: block;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-orange-dark);
  margin-bottom: 0.75rem;
}

.rooted-card__text {
  margin: 0 0 1rem;
  color: var(--color-text);
  line-height: 1.65;
}

.rooted-card__list {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
}

.rooted-card__list li {
  padding: 0.35rem 0;
  color: var(--color-text);
  font-size: 0.95rem;
}

/* Values */
.values {
  padding: 2rem 0 4rem;
  background: linear-gradient(180deg, #f8fafc 0%, #fff 100%);
}

.values__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.value-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.75rem;
  box-shadow: var(--shadow);
}

.value-card__title {
  margin: 0 0 0.5rem;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-navy);
}

.value-card p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--color-muted);
}

/* Three pillars */
.pillars {
  padding: 5rem 0;
  background: var(--color-bg);
}

.section__header {
  max-width: 760px;
  margin-bottom: 2.5rem;
}

.section__title {
  margin: 0 0 1rem;
  font-size: clamp(1.5rem, 3.5vw, 2rem);
  line-height: 1.2;
  font-weight: 800;
  color: var(--color-navy);
}

.section__intro {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--color-text);
  max-width: 65ch;
}

.pillars__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.pillar-card {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.75rem;
}

.pillar-card__title {
  margin: 0 0 0.75rem;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-navy);
}

.pillar-card p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-text);
}

/* Explore */
.explore {
  padding: 5rem 0;
  background: var(--color-bg-alt);
}

.explore__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.explore-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.75rem;
  box-shadow: var(--shadow);
  text-decoration: none;
  color: inherit;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.explore-card:hover,
.explore-card:focus {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  text-decoration: none;
}

.explore-card__title {
  margin: 0 0 0.75rem;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-navy);
}

.explore-card p {
  margin: 0 0 1.25rem;
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-text);
  flex-grow: 1;
}

.explore-card__arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--color-orange-dark);
}

/* Footer */
.site-footer {
  background: var(--color-footer-bg);
  color: var(--color-footer-text);
  padding: 3.5rem 0 2rem;
}

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

.site-footer a:hover,
.site-footer a:focus {
  color: #fff;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: start;
  margin-bottom: 2rem;
}

.footer__title {
  margin: 0 0 1rem;
  font-size: 1.125rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.05em;
}

.footer__contact p {
  margin: 0 0 0.5rem;
  font-size: 0.95rem;
  color: var(--color-footer-text);
}

.footer__legal {
  text-align: right;
}

.footer__legal p {
  margin: 0 0 0.35rem;
  font-size: 0.875rem;
  color: var(--color-footer-text);
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1.5rem;
  text-align: center;
  font-size: 0.8125rem;
  color: var(--color-footer-text);
}

/* WhatsApp float */
.whatsapp-float {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 60;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25D366;
  color: #fff;
  display: grid;
  place-items: center;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.25);
  transition: transform 0.15s ease;
}

.whatsapp-float:hover,
.whatsapp-float:focus {
  transform: scale(1.06);
}

.whatsapp-float svg {
  width: 28px;
  height: 28px;
  fill: currentColor;
}

/* Image placeholder */
.image-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 120px;
  padding: 1rem;
  background: var(--color-bg-alt);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius);
  color: var(--color-muted);
  font-size: 0.8125rem;
  text-align: center;
  line-height: 1.4;
}

/* ===== Sub-page hero ===== */
.page-hero {
  padding: 4rem 0 3rem;
  background: linear-gradient(180deg, #fff 0%, #f8fafc 100%);
  border-bottom: 1px solid var(--color-border);
}

.page-hero__title {
  margin: 0 0 1rem;
  max-width: 800px;
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  line-height: 1.15;
  font-weight: 800;
  color: var(--color-navy);
  letter-spacing: -0.02em;
}

.page-hero__lead {
  margin: 0;
  font-size: 1.125rem;
  line-height: 1.65;
  color: var(--color-text);
  max-width: 68ch;
}

/* ===== About page ===== */
.about-intro {
  padding: 3.5rem 0;
  background: var(--color-bg);
}

.about-intro p {
  margin: 0 0 1.25rem;
  max-width: 75ch;
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--color-text);
}

.sub-heading {
  margin: 2.5rem 0 1.25rem;
  font-size: 1.375rem;
  font-weight: 800;
  color: var(--color-navy);
}

.letters-grid {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 0.75rem;
  margin: 0;
}

.letter-tile {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1rem 0.5rem;
  text-align: center;
}

.letter-tile__letter {
  margin: 0;
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-orange);
  line-height: 1;
}

.letter-tile__word {
  margin: 0.5rem 0 0;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-navy);
}

.team-strength {
  padding: 4rem 0;
  background: var(--color-bg-alt);
}

.body-text {
  margin: 0 0 1.25rem;
  max-width: 75ch;
  color: var(--color-text);
}

.owners-block {
  position: relative;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.75rem;
  box-shadow: var(--shadow);
  margin-bottom: 2rem;
  overflow: hidden;
}

.owners-block::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url("images/client-logos.png") center center no-repeat;
  background-size: contain;
  opacity: 0.35;
  pointer-events: none;
  z-index: 0;
}

.owners-block > * {
  position: relative;
  z-index: 1;
}

.owners-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.5rem 1.5rem;
}

.owners-list li {
  position: relative;
  padding: 0.4rem 0 0.4rem 1.25rem;
  font-size: 0.95rem;
  color: var(--color-text);
}

.owners-list li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--color-orange);
  font-weight: 700;
}

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: stretch;
}

.col-block {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.col-block {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.75rem;
}

.check-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.check-list li {
  position: relative;
  padding: 0.4rem 0 0.4rem 1.5rem;
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--color-text);
}

.check-list li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--color-orange-dark);
  font-weight: 700;
}

.plain-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.plain-list li {
  padding: 0.4rem 0;
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--color-text);
}

.framework {
  padding: 4rem 0;
  background: var(--color-bg);
}

.framework__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.positioning {
  padding: 4rem 0;
  background: var(--color-bg-alt);
}

.positioning__layout {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2rem;
  align-items: center;
}

.role-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.role-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-orange);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  box-shadow: var(--shadow);
}

.role-card__name {
  margin: 0;
  font-size: 0.975rem;
  line-height: 1.6;
  color: var(--color-text);
}

.positioning__media {
  margin: 0;
}

.positioning__media img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius);
}

.promise {
  padding: 4rem 0;
  background: var(--color-bg);
}

.promise__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

/* ===== Services page ===== */
.services {
  padding: 3.5rem 0;
  background: var(--color-bg);
}

.services__grid {
  display: grid;
  gap: 1.5rem;
}

.service-card {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 2rem;
}

.service-card__title {
  margin: 0 0 0.75rem;
  font-size: 1.375rem;
  font-weight: 800;
  color: var(--color-navy);
}

.service-card p {
  margin: 0 0 1.25rem;
  max-width: 85ch;
  line-height: 1.7;
  color: var(--color-text);
}

.why-us {
  padding: 4rem 0;
  background: var(--color-bg-alt);
}

.table-wrap {
  overflow-x: auto;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.advantage-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 640px;
}

.advantage-table th,
.advantage-table td {
  padding: 1rem 1.25rem;
  text-align: left;
  font-size: 0.95rem;
  line-height: 1.55;
  border-bottom: 1px solid var(--color-border);
}

.advantage-table thead th {
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-orange-dark);
  background: #fff7ed;
}

.advantage-table tbody th {
  font-weight: 700;
  color: var(--color-navy);
  width: 220px;
}

.advantage-table tbody td {
  color: var(--color-text);
}

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

/* ===== CTA band (Services / Products) ===== */
.cta-band {
  padding: 4rem 0;
  background: linear-gradient(180deg, var(--color-bg) 0%, #fff7ed 100%);
}

.cta-band__inner {
  background: #fff;
  border: 1px solid var(--color-border);
  border-top: 4px solid var(--color-orange);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 3rem;
  text-align: center;
}

.cta-band__title {
  margin: 0 0 0.75rem;
  font-size: clamp(1.375rem, 3vw, 1.75rem);
  font-weight: 800;
  color: var(--color-navy);
}

.cta-band__text {
  margin: 0 0 1.75rem;
  max-width: 60ch;
  margin-inline: auto;
  line-height: 1.65;
  color: var(--color-text);
}

/* ===== Products page ===== */
.catalog {
  padding: 3.5rem 0;
  background: var(--color-bg);
}

.catalog__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.category-card {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
}

.category-card__title {
  margin: 0 0 0.625rem;
  font-size: 1.25rem;
  font-weight: 800;
  line-height: 1.4;
  letter-spacing: 0.01em;
  color: var(--color-navy);
  /* 固定两行高度：单行标题的卡片与双行标题的卡片保持副标题起点对齐 */
  min-height: 3.5rem;
}

.category-card__application {
  margin: 0;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--color-orange-dark);
  line-height: 1.6;
  /* 固定两行高度：确保各行卡片的列表起点对齐 */
  min-height: 2.45rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 1.25rem;
}

.category-card .check-list {
  flex: 1;
}

.category-card .check-list li {
  padding: 0.35rem 0 0.35rem 1.5rem;
}

.brochure-card__body {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  padding: 0.25rem 0;
}

.brochure-card__text {
  margin: 0;
  line-height: 1.65;
}

.brochure-card__btn {
  align-self: flex-start;
}

.brochure-card__meta {
  margin: 0;
  font-size: 0.8rem;
  color: var(--color-muted);
}

.advantages {
  padding: 4rem 0;
  background: var(--color-bg-alt);
}

.advantages__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.advantage-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.75rem;
  box-shadow: var(--shadow);
}

.advantage-card__title {
  margin: 0 0 1rem;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-navy);
}

/* ===== Responsive additions for sub-pages ===== */
@media (max-width: 960px) {
  .letters-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .two-col,
  .positioning__layout,
  .framework__grid,
  .promise__grid,
  .advantages__grid,
  .catalog__grid {
    grid-template-columns: 1fr;
  }

  .owners-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .page-hero {
    padding: 2.5rem 0 2rem;
  }

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

  .cta-band__inner {
    padding: 2rem 1.5rem;
  }

  .advantage-table tbody th {
    width: 140px;
  }
}

/* Responsive */
@media (max-width: 960px) {
  .hero__grid,
  .values__grid,
  .pillars__grid,
  .explore__grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 3rem 0 2.5rem;
  }

  .values {
    padding-top: 0;
  }

  .pillars,
  .explore {
    padding: 3rem 0;
  }

  .footer__grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .footer__legal {
    text-align: center;
  }
}

@media (max-width: 720px) {
  .site-header .container {
    height: 64px;
  }

  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
  }

  .primary-nav {
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    background: #fff;
    border-bottom: 1px solid var(--color-border);
    padding: 0.75rem 1.5rem 1.25rem;
    box-shadow: var(--shadow-lg);
    transform: translateY(-150%);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.25s ease, opacity 0.25s ease, visibility 0.25s;
  }

  .primary-nav.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .primary-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0.25rem;
    width: 100%;
  }

  .primary-nav__link {
    padding: 0.85rem 0.75rem;
    border-radius: var(--radius);
    width: 100%;
    min-height: 44px;
  }

  .primary-nav__cta {
    margin: 0.75rem 0 0;
    width: 100%;
  }

  .primary-nav__cta .btn {
    width: 100%;
    min-height: 48px;
  }

  .hero__actions {
    flex-direction: column;
  }

  .hero__actions .btn {
    width: 100%;
  }

  .btn {
    min-height: 48px;
  }
}