:root {
  --ink: #15171d;
  --muted: #626875;
  --paper: #ffffff;
  --soft: #f5f7fa;
  --line: #dfe3ea;
  --dark: #111216;
  --green: #12805c;
  --green-dark: #0d5f48;
  --gold: #ffbc0d;
  --red: #db2027;
  --blue: #005eb8;
  --orange: #f37021;
  --teal: #008b8f;
  --shadow: 0 18px 50px rgba(17, 18, 22, 0.14);
  --radius: 8px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.5;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

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

.container {
  width: min(1160px, calc(100% - 32px));
  margin: 0 auto;
}

.announcement {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 14px;
  min-height: 42px;
  padding: 8px 16px;
  color: #ffffff;
  background: var(--green-dark);
  font-size: 0.92rem;
  text-align: center;
}

.announcement a {
  font-weight: 800;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 18px;
}

.brand,
.header-cart,
.nav-links {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  font-weight: 900;
  letter-spacing: 0;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  color: #ffffff;
  background: var(--dark);
  border-radius: var(--radius);
  font-size: 0.84rem;
}

.nav-links {
  gap: 24px;
  color: var(--muted);
  font-weight: 700;
  font-size: 0.94rem;
}

.nav-links a {
  border-bottom: 2px solid transparent;
  transition: color 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.nav-links a:hover,
.header-cart:hover {
  color: var(--green-dark);
}

.nav-links a:hover {
  border-bottom-color: rgba(13, 95, 72, 0.24);
}

.header-cart {
  gap: 8px;
  min-height: 42px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-weight: 800;
}

.header-cart svg {
  width: 18px;
  height: 18px;
}

.header-cart strong {
  display: grid;
  place-items: center;
  min-width: 22px;
  height: 22px;
  padding: 0 6px;
  color: #ffffff;
  background: var(--green);
  border-radius: 999px;
  font-size: 0.78rem;
}

.hero {
  position: relative;
  overflow: hidden;
  color: #ffffff;
  background: var(--dark);
  min-height: 600px;
  padding: 102px 0 96px;
}

main,
.section {
  overflow-x: hidden;
}

.hero::after {
  position: absolute;
  inset: 0;
  z-index: 1;
  content: "";
  background:
    radial-gradient(circle at 78% 42%, rgba(18, 128, 92, 0.26), transparent 32%),
    linear-gradient(90deg, rgba(17, 18, 22, 0.99) 0%, rgba(17, 18, 22, 0.9) 40%, rgba(17, 18, 22, 0.68) 66%, rgba(17, 18, 22, 0.46) 100%),
    repeating-linear-gradient(135deg, rgba(255, 255, 255, 0.045) 0 1px, transparent 1px 22px);
}

.hero-backdrop {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.hero-backdrop::before {
  position: absolute;
  top: 14%;
  right: 4%;
  width: 46vw;
  max-width: 660px;
  min-width: 440px;
  height: 64%;
  content: "";
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  box-shadow: 0 44px 120px rgba(0, 0, 0, 0.32);
  backdrop-filter: blur(14px);
}

.hero-photo {
  position: absolute;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 8px;
  box-shadow: 0 24px 72px rgba(0, 0, 0, 0.36);
  background: #ffffff;
}

.hero-photo img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-photo-mcd {
  top: 15%;
  right: 7%;
  width: min(34vw, 520px);
  aspect-ratio: 1.78 / 1;
  transform: rotate(-2deg);
}

.hero-photo-esso {
  right: 3%;
  bottom: 18%;
  width: min(27vw, 390px);
  aspect-ratio: 1.95 / 1;
  transform: rotate(2deg);
}

.hero-photo-ultra {
  right: 31%;
  bottom: 13%;
  width: min(25vw, 370px);
  aspect-ratio: 1.95 / 1;
  transform: rotate(-5deg);
}

.hero-photo-petro {
  top: 42%;
  right: 27%;
  display: grid;
  place-items: center;
  width: min(21vw, 310px);
  aspect-ratio: 1.58 / 1;
  padding: 24px;
  background:
    linear-gradient(135deg, rgba(219, 32, 39, 0.92), rgba(155, 15, 24, 0.94)),
    radial-gradient(circle at 20% 15%, rgba(255, 255, 255, 0.34), transparent 34%);
  transform: rotate(6deg);
}

.hero-photo-petro img {
  width: 90%;
  height: auto;
  padding: 14px;
  background: #ffffff;
  border-radius: 8px;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 650px;
  margin-left: max(calc((100vw - 1160px) / 2), 16px);
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: #9ff0c7;
}

.hero h1 {
  max-width: 650px;
  margin: 0;
  font-size: 6.05rem;
  line-height: 0.95;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 650px;
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.84);
  font-size: 1.28rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 48px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  font-weight: 900;
  transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease, color 0.18s ease;
}

.btn svg {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
}

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

.btn-primary {
  color: #ffffff;
  background: var(--green);
  border-color: var(--green);
}

.btn-primary:hover {
  background: var(--green-dark);
  border-color: var(--green-dark);
}

.btn-secondary {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.28);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.16);
}

.quick-strip {
  border-bottom: 1px solid var(--line);
  background: #ffffff;
}

.quick-strip-inner {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 62px;
  overflow-x: auto;
  white-space: nowrap;
}

.quick-strip span {
  flex: 0 0 auto;
  color: var(--green-dark);
  font-size: 0.78rem;
  font-weight: 950;
  text-transform: uppercase;
}

.quick-strip a {
  flex: 0 0 auto;
  padding: 8px 12px;
  color: var(--ink);
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-weight: 800;
}

.section {
  padding: 86px 0;
}

.section-heading {
  max-width: 690px;
  margin: 0 auto 34px;
  text-align: center;
}

.section-heading.align-left {
  margin-left: 0;
  text-align: left;
}

.section-heading h2,
.order-section h2 {
  margin: 0;
  font-size: 3.35rem;
  line-height: 1;
  letter-spacing: 0;
}

.section-heading p:not(.eyebrow),
.order-intro {
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.product-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-width: 0;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 12px 38px rgba(21, 23, 29, 0.07);
}

.card-visual {
  position: relative;
  overflow: hidden;
  min-height: 174px;
  padding: 0;
  color: #ffffff;
  background: #15171d;
}

.card-visual::after {
  position: absolute;
  top: 14px;
  right: 14px;
  content: "-40%";
  padding: 5px 8px;
  color: #ffffff;
  background: rgba(17, 18, 22, 0.82);
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: var(--radius);
  font-size: 0.78rem;
  font-weight: 950;
  z-index: 4;
}

.card-visual > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.02);
}

.visual-copy {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 174px;
  padding: 18px;
}

.visual-copy {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(17, 18, 22, 0.02) 8%, rgba(17, 18, 22, 0.86) 100%);
}

.visual-copy span {
  font-size: 0.82rem;
  font-weight: 950;
  text-transform: uppercase;
}

.visual-copy strong {
  font-size: 1.3rem;
  line-height: 1.05;
}

.visual-copy small {
  color: rgba(255, 255, 255, 0.82);
  font-weight: 800;
}

.brand-logo-photo {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 28px;
  background:
    linear-gradient(135deg, rgba(219, 32, 39, 0.95), rgba(155, 15, 24, 0.95)),
    radial-gradient(circle at 12% 16%, rgba(255, 255, 255, 0.34), transparent 34%);
}

.brand-logo-photo img {
  width: 92%;
  height: auto;
  padding: 16px;
  background: #ffffff;
  border-radius: var(--radius);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.22);
}

.visual-petro {
  background: var(--red);
}

.visual-esso {
  background: var(--blue);
}

.visual-ultra {
  background: var(--teal);
}

.product-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 16px;
  padding: 18px;
}

.product-body h3,
.trust-item h3,
.process-grid h3 {
  margin: 0;
  font-size: 1.08rem;
  line-height: 1.18;
}

.product-body p,
.trust-item p,
.process-grid p,
.faq-list p {
  margin: 8px 0 0;
  color: var(--muted);
}

.product-body label,
.order-form label {
  display: grid;
  gap: 7px;
  color: var(--ink);
  font-size: 0.86rem;
  font-weight: 900;
}

.product-body select,
.order-form input,
.order-form select,
.order-form textarea {
  width: 100%;
  min-height: 46px;
  padding: 0 12px;
  color: var(--ink);
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  outline: none;
}

.order-form textarea {
  min-height: 104px;
  padding-top: 12px;
  resize: vertical;
}

.product-body select:focus,
.order-form input:focus,
.order-form select:focus,
.order-form textarea:focus {
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(18, 128, 92, 0.16);
}

.price-line {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
}

.sale-price {
  color: var(--green-dark);
  font-size: 1.62rem;
  font-weight: 950;
}

.regular-price {
  color: var(--muted);
  font-weight: 800;
  text-decoration: line-through;
}

.savings-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 10px;
  color: var(--green-dark);
  background: #eef8f4;
  border: 1px solid rgba(18, 128, 92, 0.2);
  border-radius: var(--radius);
  font-size: 0.88rem;
}

.savings-line span,
.savings-line strong {
  font-weight: 950;
}

.btn-add {
  width: 100%;
  margin-top: auto;
  color: var(--ink);
  background: var(--soft);
  border-color: var(--line);
}

.btn-add:hover {
  color: #ffffff;
  background: var(--ink);
  border-color: var(--ink);
}

.trust-section,
.order-section {
  background: var(--soft);
}

.trust-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  align-items: start;
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.trust-item {
  min-height: 218px;
  padding: 22px;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.trust-item svg {
  width: 30px;
  height: 30px;
  margin-bottom: 18px;
  color: var(--green-dark);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.process-grid article {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.process-grid span {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  margin-bottom: 22px;
  color: #ffffff;
  background: var(--ink);
  border-radius: var(--radius);
  font-weight: 950;
}

.order-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(360px, 1.08fr);
  gap: 34px;
  align-items: start;
}

.cart-panel,
.order-form {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 12px 36px rgba(21, 23, 29, 0.06);
}

.cart-panel {
  margin-top: 24px;
}

.cart-items {
  display: grid;
  gap: 12px;
  padding: 18px;
}

.cart-items.empty {
  color: var(--muted);
}

.cart-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 12px;
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.cart-item strong {
  display: block;
}

.cart-item span {
  color: var(--muted);
  font-size: 0.9rem;
}

.qty-controls {
  display: flex;
  align-items: center;
  gap: 6px;
}

.qty-controls button {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  color: var(--ink);
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  cursor: pointer;
}

.qty-controls button:hover {
  color: #ffffff;
  background: var(--ink);
  border-color: var(--ink);
}

.cart-totals {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 18px;
  border-top: 1px solid var(--line);
}

.cart-totals div {
  display: flex;
  justify-content: space-between;
  gap: 16px;
}

.cart-totals dt {
  color: var(--muted);
}

.cart-totals dd {
  margin: 0;
  font-weight: 900;
}

.total-row {
  align-items: baseline;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.total-row dt {
  color: var(--ink);
  font-weight: 950;
}

.total-row dd {
  color: var(--green-dark);
  font-size: 1.65rem;
}

.order-form {
  display: grid;
  gap: 16px;
  padding: 22px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.btn-submit {
  width: 100%;
  min-height: 54px;
}

.order-output {
  padding: 14px;
  background: #eef8f4;
  border: 1px solid rgba(18, 128, 92, 0.22);
  border-radius: var(--radius);
}

.order-output p {
  margin: 0 0 12px;
  color: var(--green-dark);
  font-weight: 900;
}

.order-output pre {
  max-height: 260px;
  overflow: auto;
  margin: 0;
  padding: 12px;
  color: var(--ink);
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  white-space: pre-wrap;
}

.order-output .btn {
  margin-top: 12px;
}

.faq-layout {
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  gap: 44px;
}

.faq-list {
  display: grid;
  gap: 12px;
}

.faq-list details {
  padding: 18px 20px;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.faq-list summary {
  cursor: pointer;
  font-weight: 950;
}

.site-footer {
  padding: 28px 0 96px;
  color: #ffffff;
  background: var(--dark);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 16px;
}

.footer-inner p {
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
}

.footer-inner a {
  font-weight: 900;
}

.floating-cart {
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 30;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 52px;
  padding: 0 16px;
  color: #ffffff;
  background: var(--green);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  font-weight: 950;
}

.floating-cart svg {
  width: 18px;
  height: 18px;
}

.floating-cart em {
  display: grid;
  place-items: center;
  min-width: 24px;
  height: 24px;
  padding: 0 7px;
  color: var(--green-dark);
  background: #ffffff;
  border-radius: 999px;
  font-style: normal;
  font-size: 0.82rem;
}

.floating-cart strong {
  padding-left: 8px;
  border-left: 1px solid rgba(255, 255, 255, 0.28);
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 22px;
  z-index: 40;
  max-width: min(440px, calc(100% - 32px));
  padding: 13px 16px;
  color: #ffffff;
  background: var(--ink);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 16px);
  transition: opacity 0.2s ease, transform 0.2s ease;
  font-weight: 800;
}

.toast.is-visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

@media (max-width: 1080px) {
  .header-inner {
    gap: 12px;
  }

  .nav-links {
    gap: 14px;
    font-size: 0.88rem;
  }

  .hero h1 {
    font-size: 5.1rem;
  }

  .hero-backdrop::before {
    right: -8%;
    width: 56vw;
    min-width: 360px;
  }

  .hero-photo-mcd {
    right: -1%;
    width: min(42vw, 470px);
  }

  .hero-photo-esso {
    right: -10%;
    width: min(34vw, 360px);
  }

  .hero-photo-ultra {
    right: 28%;
    width: min(31vw, 330px);
  }

  .hero-photo-petro {
    right: 25%;
    width: min(27vw, 280px);
  }

  .section-heading h2,
  .order-section h2 {
    font-size: 2.9rem;
  }

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

  .trust-layout,
  .order-layout,
  .faq-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .announcement {
    flex-direction: column;
    gap: 2px;
    min-height: 56px;
  }

  .header-inner {
    min-height: auto;
    padding: 10px 0;
    gap: 10px;
    flex-wrap: wrap;
  }

  .nav-links {
    display: flex;
    order: 3;
    width: 100%;
    gap: 8px;
    overflow-x: auto;
    padding: 2px 0 4px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .nav-links::-webkit-scrollbar {
    display: none;
  }

  .nav-links a {
    flex: 0 0 auto;
    white-space: nowrap;
    padding: 8px 11px;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: #ffffff;
    font-size: 0.84rem;
    border-bottom-width: 1px;
  }

  .header-cart {
    order: 2;
    margin-left: auto;
  }

  .header-cart span {
    display: none;
  }

  .hero {
    min-height: 560px;
    padding: 56px 0 64px;
  }

  .hero::after {
    background:
      radial-gradient(circle at 76% 76%, rgba(18, 128, 92, 0.22), transparent 32%),
      linear-gradient(180deg, rgba(17, 18, 22, 0.98) 0%, rgba(17, 18, 22, 0.94) 54%, rgba(17, 18, 22, 0.74) 100%),
      repeating-linear-gradient(135deg, rgba(255, 255, 255, 0.045) 0 1px, transparent 1px 22px);
  }

  .hero-backdrop::before {
    top: 55%;
    right: -40%;
    width: 96vw;
    min-width: 0;
    height: 36%;
    opacity: 0.34;
  }

  .hero-photo {
    opacity: 0.5;
  }

  .hero-photo-mcd {
    top: 28%;
    right: -42%;
    bottom: auto;
    width: 500px;
    max-width: none;
    transform: rotate(-4deg);
  }

  .hero-photo-petro {
    top: 45%;
    right: 38%;
    bottom: auto;
    width: 220px;
    padding: 18px;
    transform: rotate(6deg);
  }

  .hero-photo-esso,
  .hero-photo-ultra {
    display: none;
  }

  .hero-content {
    width: auto;
    max-width: min(520px, calc(100vw - 32px));
    margin-left: 16px;
    margin-right: 16px;
  }

  .hero h1,
  .hero-copy {
    width: 100%;
    max-width: 100%;
  }

  .section-heading {
    width: 320px;
    max-width: calc(100vw - 32px);
  }

  .hero h1 {
    font-size: clamp(2.7rem, 12vw, 4rem);
    line-height: 0.94;
  }

  .hero-copy {
    margin-top: 18px;
    font-size: 1rem;
  }

  .hero-actions {
    margin-top: 22px;
  }

  .section-heading h2,
  .order-section h2 {
    font-size: 2.42rem;
  }

  .section {
    padding: 62px 0;
  }

  .product-grid,
  .trust-grid,
  .process-grid,
  .form-row {
    grid-template-columns: 1fr;
  }

  .trust-item {
    min-height: 0;
  }

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

  .footer-inner {
    flex-direction: column;
  }

  .floating-cart {
    left: 16px;
    right: 16px;
    width: auto;
  }

  .btn,
  .header-cart {
    min-height: 44px;
  }
}

@media (max-width: 430px) {
  .container {
    width: min(1160px, calc(100% - 24px));
  }

  .hero-content {
    margin-left: 12px;
    margin-right: 12px;
  }

  .header-inner {
    gap: 8px;
  }

  .brand-mark {
    width: 34px;
    height: 34px;
  }

  .nav-links {
    gap: 6px;
  }

  .nav-links a {
    padding: 7px 10px;
    font-size: 0.8rem;
  }

  .header-cart {
    padding: 0 10px;
  }

  .brand span:last-child {
    max-width: 136px;
    line-height: 1.05;
  }

  .hero-actions {
    display: grid;
  }

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

  .hero h1 {
    font-size: 2.55rem;
  }

  .section-heading h2,
  .order-section h2 {
    font-size: 1.86rem;
  }
}