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

html,
body {
  margin: 0;
  padding: 0;
}

body {
  background: #fff;
  color: #0a2240;
  font-family: 'Barlow', system-ui, sans-serif;
  line-height: 1.5;
}

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

a {
  color: inherit;
}

button,
select {
  font: inherit;
}

.container {
  width: min(1240px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: #fff;
  border-bottom: 1px solid #eaeef3;
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 72px;
}

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

.site-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.site-nav a {
  font-size: 15px;
  font-weight: 500;
  color: #23344c;
  text-decoration: none;
  padding: 9px 14px;
  border-radius: 8px;
}

.site-nav a:hover {
  color: #f25c05;
  background: #fbfcfe;
}

.cart-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  text-decoration: none;
  padding: 10px 18px;
  border-radius: 10px;
  background: #0a2240;
  border: none;
  cursor: pointer;
}

.cart-btn:hover {
  filter: brightness(1.12);
}

.cart-btn__count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  border-radius: 999px;
  background: #f25c05;
  font-size: 12px;
  line-height: 1;
}

.mobile-controls {
  display: none;
  align-items: center;
  gap: 6px;
}

.icon-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 10px;
  border: 1px solid #e5eaf0;
  background: #fff;
  color: #0a2240;
  cursor: pointer;
}

.icon-btn:hover {
  background: #f2f5f9;
}

.mobile-menu {
  display: none;
  border-top: 1px solid #eaeef3;
}

.mobile-menu.is-open {
  display: block;
}

.mobile-menu nav {
  display: flex;
  flex-direction: column;
  padding: 8px 20px 16px;
  gap: 2px;
}

.mobile-menu a {
  font-size: 16px;
  font-weight: 500;
  color: #23344c;
  text-decoration: none;
  padding: 14px 8px;
  border-bottom: 1px solid #f0f3f7;
}

.hero-wrap {
  padding: 40px 0 64px;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: #7a8699;
  margin-bottom: 32px;
}

.breadcrumb a {
  color: #1b4d86;
  font-weight: 500;
  text-decoration: none;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 56px;
  align-items: start;
}

.gallery-main {
  position: relative;
  border: 1px solid #e5eaf0;
  border-radius: 18px;
  background: #f5f8fb;
  overflow: hidden;
  aspect-ratio: 1 / 1;
}

.gallery-main img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.badge-uscg {
  position: absolute;
  top: 16px;
  left: 16px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: #fff;
  border: 1px solid #e5eaf0;
  border-radius: 999px;
  padding: 7px 13px;
  box-shadow: 0 2px 8px rgba(10, 34, 64, 0.06);
  font-family: 'Oswald', sans-serif;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.gallery-thumbs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 16px;
}

.gallery-thumbs button {
  border: 1px solid #e5eaf0;
  border-radius: 12px;
  background: #f5f8fb;
  overflow: hidden;
  aspect-ratio: 1 / 1;
  padding: 0;
  cursor: pointer;
}

.gallery-thumbs button.is-active {
  border-color: #f25c05;
  box-shadow: 0 0 0 1px #f25c05;
}

.gallery-thumbs img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
  font-family: 'Oswald', sans-serif;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #1b4d86;
}

h1,
h2,
h3 {
  font-family: 'Oswald', sans-serif;
  font-weight: 600;
  letter-spacing: 0.005em;
}

h1 {
  font-size: clamp(2rem, 4vw, 2.625rem);
  line-height: 1.08;
  margin: 0 0 14px;
}

.lead {
  font-size: 17px;
  line-height: 1.6;
  color: #52617a;
  margin: 0 0 20px;
  max-width: 50ch;
}

.price-row {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 4px 0 24px;
}

.price {
  font-family: 'Oswald', sans-serif;
  font-size: 38px;
  font-weight: 600;
}

.price-note {
  font-size: 14px;
  color: #7a8699;
}

.field-label {
  display: block;
  font-family: 'Oswald', sans-serif;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 9px;
}

.select-wrap {
  position: relative;
  max-width: 440px;
}

.select-wrap select {
  width: 100%;
  appearance: none;
  font-size: 15px;
  font-weight: 500;
  color: #23344c;
  background: #fff;
  border: 1px solid #d5dce6;
  border-radius: 12px;
  padding: 15px 46px 15px 16px;
  cursor: pointer;
}

.select-wrap svg {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
}

.product-copy {
  font-size: 15px;
  line-height: 1.65;
  color: #52617a;
  margin: 0 0 28px;
  padding-bottom: 28px;
  border-bottom: 1px solid #eaeef3;
  max-width: 52ch;
}

.purchase-row {
  display: flex;
  gap: 14px;
  align-items: stretch;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.qty-stepper {
  display: inline-flex;
  align-items: center;
  border: 1px solid #d5dce6;
  border-radius: 12px;
  overflow: hidden;
  background: #fff;
}

.qty-stepper button {
  width: 48px;
  height: 54px;
  border: none;
  background: transparent;
  color: #0a2240;
  font-size: 20px;
  cursor: pointer;
}

.qty-stepper button:hover {
  background: #f2f5f9;
}

.qty-stepper span {
  min-width: 40px;
  text-align: center;
  font-size: 17px;
  font-weight: 600;
}

.cta-btn {
  flex: 1;
  min-width: 200px;
  height: 54px;
  border: none;
  border-radius: 12px;
  background: #f25c05;
  color: #fff;
  font-family: 'Oswald', sans-serif;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.cta-btn:hover {
  filter: brightness(1.08);
}

.cta-btn.is-added {
  background: #2e8b4f;
}

.safety-inline {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  font-size: 13px;
  color: #7a8699;
}

.trust-grid {
  margin-top: 56px;
  padding-top: 40px;
  border-top: 1px solid #eaeef3;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 14px;
}

.trust-card {
  display: flex;
  align-items: center;
  gap: 13px;
  border: 1px solid #e9edf2;
  border-radius: 14px;
  padding: 16px 18px;
  background: #fbfcfe;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.3;
  color: #23344c;
}

.notice,
.section-panel {
  border-radius: 12px;
}

.notice {
  margin-top: 32px;
  display: flex;
  gap: 14px;
  align-items: flex-start;
  border: 1px solid #eaeef3;
  border-left: 3px solid #f25c05;
  background: #fbfcfe;
  padding: 18px 20px;
}

.notice h3,
.section-label {
  font-family: 'Oswald', sans-serif;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin: 0 0 5px;
}

.notice p,
.section-panel p {
  font-size: 14px;
  line-height: 1.6;
  color: #52617a;
  margin: 0;
}

.section-panel {
  margin-top: 48px;
  background: #f4f7fb;
  border: 1px solid #e7edf4;
  border-radius: 22px;
  padding: clamp(28px, 5vw, 52px);
}

.split-section {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 52px;
}

.use-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 16px;
}

.use-card {
  background: #fff;
  border: 1px solid #e7edf4;
  border-radius: 16px;
  padding: 22px;
  box-shadow: 0 1px 3px rgba(10, 34, 64, 0.04);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.35;
}

.faq-list {
  max-width: 760px;
  margin: 48px auto 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  border: 1px solid #e7edf4;
  border-radius: 14px;
  background: #fbfcfe;
  overflow: hidden;
}

.faq-item.is-open {
  border-color: #fbd9c4;
  background: #fff;
}

.faq-item button {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 20px 22px;
  border: none;
  background: transparent;
  cursor: pointer;
  text-align: left;
  font-size: 16px;
  font-weight: 600;
  color: #23344c;
}

.faq-item__answer {
  display: none;
  padding: 0 22px 22px;
  font-size: 15px;
  line-height: 1.7;
  color: #52617a;
}

.faq-item.is-open .faq-item__answer {
  display: block;
}

.site-footer {
  background: #0a2240;
  color: #c7d2e0;
  margin-top: 48px;
}

.site-footer__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 40px;
  padding: 56px 0 40px;
}

.site-footer h3 {
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #fff;
  margin: 0 0 18px;
}

.site-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 11px;
}

.site-footer a {
  color: #c7d2e0;
  text-decoration: none;
}

.site-footer a:hover {
  color: #f25c05;
}

.footer-logo {
  height: 46px;
  width: auto;
  margin-bottom: 18px;
  filter: brightness(0) invert(1);
}

.cart-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 34, 64, 0.45);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
  z-index: 60;
}

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

.cart-drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: min(420px, 100%);
  height: 100%;
  background: #fff;
  transform: translateX(100%);
  transition: transform 0.28s ease;
  z-index: 70;
  display: flex;
  flex-direction: column;
  box-shadow: -12px 0 40px rgba(10, 34, 64, 0.12);
}

.cart-drawer.is-open {
  transform: translateX(0);
}

.cart-drawer__header,
.cart-drawer__footer {
  padding: 20px 22px;
  border-bottom: 1px solid #eaeef3;
}

.cart-drawer__footer {
  border-bottom: 0;
  border-top: 1px solid #eaeef3;
  margin-top: auto;
}

.cart-drawer__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cart-drawer__header h2 {
  margin: 0;
  font-size: 22px;
}

.cart-drawer__body {
  padding: 16px 22px;
  overflow: auto;
  flex: 1;
}

.cart-empty {
  text-align: center;
  color: #7a8699;
  padding: 40px 12px;
}

.cart-item {
  display: flex;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid #f0f3f7;
}

.cart-item img {
  width: 72px;
  height: 72px;
  object-fit: contain;
  border: 1px solid #e5eaf0;
  border-radius: 10px;
  background: #f5f8fb;
}

.cart-item__title {
  margin: 0 0 4px;
  font-size: 15px;
  line-height: 1.3;
}

.cart-item__config {
  margin: 0 0 10px;
  font-size: 13px;
  color: #7a8699;
}

.cart-item__controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.cart-item__price {
  font-weight: 600;
}

.cart-item__remove {
  margin-top: 8px;
  border: none;
  background: none;
  color: #f25c05;
  font-size: 13px;
  cursor: pointer;
  padding: 0;
}

.cart-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
  font-size: 16px;
  font-weight: 600;
}

.checkout-btn,
.secondary-btn {
  display: block;
  width: 100%;
  text-align: center;
  text-decoration: none;
  border-radius: 12px;
  padding: 14px 18px;
  font-family: 'Oswald', sans-serif;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.checkout-btn {
  background: #f25c05;
  color: #fff;
  border: none;
}

.secondary-btn {
  margin-top: 10px;
  background: #fff;
  color: #0a2240;
  border: 1px solid #d5dce6;
}

body.cart-open {
  overflow: hidden;
}

@media (max-width: 760px) {
  .site-nav,
  .desktop-cart {
    display: none;
  }

  .mobile-controls {
    display: flex;
  }
}