/* root variables */
:root {
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 16px;
  --space-4: 24px;
  --space-5: 40px;
  --space-6: 64px;
  --space-7: 96px;
  --space-8: 144px;

  --text-xs: 13px;
  --text-sm: 15px;
  --text-base: 17px;
  --text-lg: 20px;
  --text-xl: 28px;
  --text-2xl: 40px;
  --text-3xl: 56px;
  --text-hero: clamp(48px, 6vw, 80px);

  --color-bg: #f7f8fa;
  --color-surface: #ffffff;
  --color-surface-soft: #f8fafc;
  --color-text: #0f172a;
  --color-muted: #64748b;
  --color-accent: #ff8a00;
  --color-border: rgba(15, 23, 42, 0.1);

  --radius-sm: 16px;
  --radius-md: 18px;
  --radius-lg: 20px;
  --shadow-soft: 0 24px 80px rgba(15, 23, 42, 0.08);
  --container: 1220px;
  --header-height: 76px;
  --anchor-offset: 104px;

  /* Legacy aliases, removed section by section during stage 4. */
  --bg: var(--color-bg);
  --bg-soft: var(--color-surface-soft);
  --surface: var(--color-surface);
  --text: var(--color-text);
  --muted: var(--color-muted);
  --muted-2: #94a3b8;
  --border: var(--color-border);
  --border-strong: rgba(15, 23, 42, 0.14);
  --accent: #f59e0b;
  --accent-strong: var(--color-accent);
  --blue: #1d4ed8;
  --success: #10b981;
  --shadow-lg: var(--shadow-soft);
  --shadow-md: none;
}

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

html {
  max-width: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: var(--anchor-offset);
}

body {
  max-width: 100%;
  margin: 0;
  background:
    radial-gradient(circle at 15% 8%, rgba(245, 158, 11, 0.12), transparent 30rem),
    radial-gradient(circle at 84% 14%, rgba(29, 78, 216, 0.08), transparent 34rem),
    var(--color-bg);
  color: var(--color-text);
  font-family: Inter, Manrope, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: var(--text-base);
  font-weight: 400;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

main,
section,
header,
footer {
  max-width: 100%;
}

body.menu-open {
  overflow: hidden;
  touch-action: none;
}

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

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

button,
input,
select,
textarea {
  max-width: 100%;
  font: inherit;
}

button {
  cursor: pointer;
}

:focus-visible {
  outline: var(--space-1) solid rgba(255, 138, 0, 0.28);
  outline-offset: var(--space-1);
}

::selection {
  background: rgba(245, 158, 11, 0.24);
}

/* layout helpers */
.container {
  width: min(100% - var(--space-6), var(--container));
  max-width: 100%;
  margin-inline: auto;
}

.section {
  padding: var(--space-8) 0;
  position: relative;
}

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

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

.grid > *,
.steps-grid > *,
.quality-grid > *,
.features-grid > *,
.footer-grid > *,
.form-grid > *,
.process-header > *,
.cta-shell > *,
.header__inner > * {
  min-width: 0;
}

.card {
  max-width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: none;
}

.card--glass {
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

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

.cluster {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--cluster-gap, var(--space-3));
}

.media-panel {
  position: relative;
  margin: 0;
  border: 1px solid var(--border);
  border-radius: 28px;
  background: var(--surface);
  box-shadow: none;
  aspect-ratio: 4 / 5;
  min-height: 520px;
  overflow: hidden;
}

.media-panel picture {
  display: block;
  width: 100%;
  height: 100%;
}

.media-panel img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.media-panel figcaption {
  position: absolute;
  right: 20px;
  bottom: 20px;
  left: 20px;
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.88);
  padding: 18px 20px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 600;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.media-panel figcaption span {
  display: block;
  margin-bottom: 4px;
  color: var(--text);
  font-weight: 800;
}

/* typography */
h1,
h2,
h3,
p {
  margin-block: 0;
}

h1 {
  max-width: 720px;
  font-size: var(--text-hero);
  line-height: 1.05;
  font-weight: 600;
  letter-spacing: 0;
  overflow-wrap: anywhere;
}

h2 {
  max-width: 760px;
  font-size: var(--text-2xl);
  line-height: 1.15;
  font-weight: 600;
  letter-spacing: 0;
  overflow-wrap: anywhere;
}

h3 {
  font-size: var(--text-lg);
  line-height: 1.3;
  font-weight: 600;
  letter-spacing: 0;
  overflow-wrap: anywhere;
}

p {
  color: var(--muted);
  overflow-wrap: anywhere;
}

.section-heading {
  max-width: 700px;
  margin-bottom: var(--space-6);
}

.section-heading--wide {
  max-width: 820px;
}

.section-heading h2,
.cta-content h2 {
  margin-bottom: var(--space-3);
}

.section-heading p,
.cta-content > p {
  max-width: 620px;
  color: #64748b;
  font-size: var(--text-base);
  line-height: 1.65;
}

.process-summary {
  display: inline-flex;
  align-items: center;
  max-width: 100%;
  width: fit-content;
  margin-top: 18px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  padding: 10px 14px;
  color: #64748b;
  font-size: 14px;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

/* buttons */
.btn {
  display: inline-flex;
  max-width: 100%;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 15px 24px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1;
  text-align: center;
  transition: transform 180ms ease, box-shadow 180ms ease, background-color 180ms ease, border-color 180ms ease;
  white-space: nowrap;
}

.btn--primary {
  background: linear-gradient(135deg, var(--accent-strong), var(--accent));
  color: #ffffff;
  box-shadow: 0 16px 38px rgba(245, 158, 11, 0.26);
}

.btn--secondary {
  background: rgba(255, 255, 255, 0.74);
  color: var(--text);
  border-color: var(--border);
  box-shadow: 0 10px 26px rgba(15, 23, 42, 0.04);
}

.btn--small {
  min-height: 44px;
  padding: 13px 18px;
  font-size: 14px;
}

.btn--form {
  width: 100%;
  min-height: 56px;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn--primary:hover {
  box-shadow: 0 20px 44px rgba(245, 158, 11, 0.32);
}

.btn--secondary:hover {
  border-color: rgba(29, 78, 216, 0.22);
  box-shadow: 0 16px 34px rgba(15, 23, 42, 0.08);
}

.btn--whatsapp {
  border-color: rgba(37, 211, 102, 0.45);
  background: #25d366;
  color: #ffffff;
  box-shadow: 0 18px 44px rgba(37, 211, 102, 0.24);
  font-weight: 800;
}

.btn--whatsapp:hover {
  background: #1fbd5a;
  box-shadow: 0 22px 54px rgba(37, 211, 102, 0.3);
}

.btn__icon {
  width: 24px;
  height: 24px;
  flex: 0 0 auto;
  fill: currentColor;
}

/* header */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 110;
  min-height: var(--header-height);
  background: rgba(255, 255, 255, 0.72);
  border-bottom: 1px solid rgba(15, 23, 42, 0.06);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transition: background-color 200ms ease, box-shadow 200ms ease, min-height 200ms ease;
}

.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 16px 36px rgba(15, 23, 42, 0.07);
}

.header__inner {
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-width: 0;
}

.brand {
  display: inline-flex;
  min-width: 0;
  flex: 0 0 auto;
  align-items: center;
  gap: 12px;
  color: var(--text);
  text-decoration: none;
  line-height: 1;
}

.brand__logo {
  display: block;
  width: 52px;
  height: 52px;
  flex: 0 0 auto;
  max-width: 100%;
  object-fit: contain;
  object-position: left center;
  image-rendering: auto;
}

.brand__text {
  display: inline-flex;
  align-items: baseline;
  color: var(--text);
  font-size: 22px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.04em;
  white-space: nowrap;
}

.brand__accent {
  color: var(--accent-strong);
}

.desktop-nav {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 28px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 650;
}

.desktop-nav a,
.footer-links a {
  transition: color 160ms ease;
}

.desktop-nav a:hover,
.footer-links a:hover,
.footer-contact a:hover {
  color: var(--blue);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  border: 1px solid var(--border);
  border-radius: 15px;
  background: #ffffff;
  color: var(--text);
}

.nav-toggle span {
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  transition: transform 180ms ease, opacity 180ms ease;
}

.nav-toggle.is-active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.is-active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.is-active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.mobile-menu {
  display: none;
}

.mobile-menu-backdrop {
  position: fixed;
  inset: 0;
  z-index: 80;
  background:
    linear-gradient(
      180deg,
      rgba(15, 23, 42, 0.28),
      rgba(15, 23, 42, 0.38)
    );
  backdrop-filter: blur(16px) saturate(120%);
  -webkit-backdrop-filter: blur(16px) saturate(120%);
  opacity: 0;
  pointer-events: none;
  transition: opacity 280ms ease;
}

body.menu-open .mobile-menu-backdrop {
  opacity: 1;
  pointer-events: auto;
}

/* hero */
.hero {
  --hero-parallax: 0px;
  position: relative;
  width: 100%;
  min-height: clamp(820px, 48vw, 880px);
  overflow: hidden;
  isolation: isolate;
  background: #eef3f8;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(90deg, rgba(248, 250, 252, 0.96) 0%, rgba(248, 250, 252, 0.84) 36%, rgba(248, 250, 252, 0.36) 62%, rgba(248, 250, 252, 0.08) 100%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0.04));
  pointer-events: none;
}

.hero__bg {
  position: absolute;
  inset: var(--header-height) 0 -48px;
  z-index: 0;
  background-image: url("assets/img/hero-china-usa-air-shipping.webp");
  background-size: cover;
  background-position: center center;
  transform: translate3d(0, var(--hero-parallax), 0);
  transform-origin: center;
  will-change: transform;
}

.hero__container {
  position: relative;
  z-index: 2;
  min-height: inherit;
  display: flex;
  min-width: 0;
  align-items: center;
  justify-content: space-between;
  padding: 120px 0 76px;
}

.hero__content {
  position: relative;
  width: 100%;
  min-width: 0;
  max-width: 650px;
}

.hero__content::before {
  content: "";
  position: absolute;
  inset: -70px -90px -60px -70px;
  z-index: -1;
  background:
    radial-gradient(
      circle at 30% 42%,
      rgba(255, 255, 255, 0.92) 0%,
      rgba(255, 255, 255, 0.74) 38%,
      rgba(255, 255, 255, 0.34) 68%,
      rgba(255, 255, 255, 0) 100%
    );
  filter: blur(10px);
  pointer-events: none;
}

.hero h1 {
  max-width: 650px;
  color: #0f172a;
  font-size: clamp(56px, 4.8vw, 68px);
  font-weight: 900;
  line-height: 1.02;
  letter-spacing: -0.04em;
}

.hero h1 span {
  color: var(--accent-strong);
  font-weight: inherit;
}

.hero__mark {
  display: block;
  width: 58px;
  height: 6px;
  margin-bottom: 24px;
  border-radius: 999px;
  background: var(--accent-strong);
  box-shadow: 0 12px 28px rgba(255, 138, 0, 0.24);
}

.hero__benefits {
  display: grid;
  max-width: 560px;
  margin: 30px 0 0;
  padding: 0;
  color: #334155;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.35;
  list-style: none;
}

.hero__benefits li {
  padding: 15px 0;
  border-top: 1px solid rgba(15, 23, 42, 0.1);
}

.hero__benefits li:last-child {
  border-bottom: 1px solid rgba(15, 23, 42, 0.1);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-top: 32px;
}

.hero__actions .btn {
  min-height: 52px;
  padding: 16px 28px;
}

/* sections */
.process-panel {
  width: 100%;
  max-width: 100%;
  min-width: 0;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 32px;
  background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
  box-shadow: 0 24px 70px rgba(15, 23, 42, 0.06);
  padding: 40px;
}

.process-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 28px;
  align-items: start;
  margin-bottom: 40px;
}

.process-header .process-heading {
  max-width: 660px;
  margin-bottom: 0;
}

.process-header .process-summary {
  margin-top: 8px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 12px 34px rgba(15, 23, 42, 0.05);
  white-space: nowrap;
}

.step-card {
  position: relative;
  display: flex;
  min-width: 0;
  max-width: 100%;
  flex-direction: column;
  padding: 18px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 28px;
  background: #ffffff;
  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.06);
  overflow: visible;
  transition: transform 250ms ease, box-shadow 250ms ease, border-color 250ms ease;
}

.step-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 138, 0, 0.35);
  box-shadow: 0 24px 64px rgba(15, 23, 42, 0.09);
}

.step-card__media {
  width: 100%;
  max-width: 100%;
  min-width: 0;
  aspect-ratio: 16 / 9;
  margin-bottom: 28px;
  border: 1px solid rgba(15, 23, 42, 0.06);
  border-radius: 20px;
  background: #f8fafc;
  overflow: hidden;
}

.step-card__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 500ms ease;
}

.step-card:hover .step-card__media img {
  transform: scale(1.025);
}

.step-card__body {
  display: flex;
  flex: 1;
  flex-direction: column;
  align-items: flex-start;
  padding: 0 8px 8px;
}

.step-card h3 {
  margin-bottom: 12px;
  font-size: clamp(21px, 1.7vw, 24px);
  line-height: 1.16;
  font-weight: 650;
  overflow-wrap: anywhere;
}

.step-card p {
  font-size: 16px;
  line-height: 1.55;
  color: #64748b;
}

.step-card__number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-strong);
  font-size: 14px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.02em;
  border-radius: 999px;
  background: rgba(255, 138, 0, 0.08);
  padding: 6px 10px;
}

/* steps */
.steps-grid {
  display: grid;
  width: 100%;
  max-width: 100%;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
  margin: 0;
  padding: 0;
  list-style: none;
  align-items: stretch;
}

.step-card {
  min-height: 100%;
}

.step-card__number {
  margin-bottom: 18px;
}

@media (min-width: 1121px) {
  .steps-grid--compact .step-card:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 50%;
    right: -28px;
    z-index: 2;
    width: 28px;
    height: 2px;
    margin-top: -4px;
    background-image: linear-gradient(90deg, rgba(255, 138, 0, 0.34) 50%, rgba(255, 138, 0, 0) 0);
    background-position: 0 0;
    background-size: 8px 2px;
  }

  .steps-grid--compact .step-card:not(:last-child)::before {
    content: "";
    position: absolute;
    top: 50%;
    right: -30px;
    z-index: 3;
    width: 8px;
    height: 8px;
    margin-top: -4px;
    border-top: 1px solid rgba(255, 138, 0, 0.34);
    border-right: 1px solid rgba(255, 138, 0, 0.34);
    transform: rotate(45deg);
  }
}

/* quality */
.quality-grid {
  display: grid;
  width: 100%;
  max-width: 100%;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  align-items: stretch;
}

.quality-panel {
  display: grid;
  grid-template-rows: auto 1fr;
  gap: 24px;
  min-width: 0;
}

.quality-copy {
  min-width: 0;
  min-height: 140px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  padding: 28px;
}

.quality-copy h3 {
  margin-bottom: 10px;
}

.quality-copy p {
  max-width: 520px;
  color: #64748b;
  font-size: 16px;
  line-height: 1.55;
}

/* final cta and form */
.final-section {
  padding-bottom: 130px;
}

.cta-shell {
  position: relative;
  display: grid;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  grid-template-columns: minmax(0, 0.92fr) minmax(420px, 0.72fr);
  gap: 58px;
  align-items: center;
  border: 0;
  border-radius: 34px;
  padding: 58px;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.92) 0%, rgba(255, 255, 255, 0.82) 48%, rgba(255, 255, 255, 0.68) 100%),
    url("assets/img/china-usa-shipping-background-premium.png");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.cta-content,
.lead-form {
  position: relative;
  z-index: 1;
  min-width: 0;
}

#quote {
  scroll-margin-top: var(--anchor-offset);
}

.cta-actions {
  display: flex;
  min-width: 0;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.lead-form {
  display: grid;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  gap: 18px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  padding: 28px;
}

.form-grid {
  display: grid;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.form-row {
  display: grid;
  width: 100%;
  min-width: 0;
  gap: 8px;
}

.form-row label {
  color: #334155;
  font-size: 13px;
  font-weight: 800;
}

.form-row input,
.form-row select,
.form-row textarea {
  width: 100%;
  max-width: 100%;
  min-width: 0;
  border: 1px solid var(--border-strong);
  border-radius: 16px;
  background: #ffffff;
  color: var(--text);
  padding: 14px 15px;
  outline: none;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.form-row select {
  appearance: none;
  -webkit-appearance: none;
  background-image:
    linear-gradient(45deg, transparent 50%, #64748b 50%),
    linear-gradient(135deg, #64748b 50%, transparent 50%);
  background-position:
    right 22px center,
    right 16px center;
  background-repeat: no-repeat;
  background-size: 6px 6px, 6px 6px;
  padding-right: 44px;
}

.form-row textarea {
  resize: vertical;
  min-height: 112px;
}

.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  border-color: rgba(29, 78, 216, 0.38);
  box-shadow: 0 0 0 4px rgba(29, 78, 216, 0.1);
}

.form-row input::placeholder,
.form-row textarea::placeholder {
  color: var(--muted-2);
}

.form-error {
  display: none;
  margin: 0;
  color: #dc2626;
  font-size: 13px;
  line-height: 1.4;
}

.form-help {
  margin: -2px 0 0;
  color: #64748b;
  font-size: 12px;
  line-height: 1.35;
}

.form-field.is-invalid .form-error {
  display: block;
}

.form-field.is-invalid input,
.form-field.is-invalid select,
.form-field.is-invalid textarea {
  border-color: rgba(220, 38, 38, 0.55);
  box-shadow: 0 0 0 4px rgba(220, 38, 38, 0.08);
}

.form-field.is-valid input,
.form-field.is-valid select,
.form-field.is-valid textarea {
  border-color: rgba(34, 197, 94, 0.35);
}

.form-whatsapp-link {
  max-width: 100%;
  justify-self: center;
  color: #16a34a;
  font-size: 14px;
  font-weight: 800;
  line-height: 1.35;
  text-align: center;
  overflow-wrap: anywhere;
  transition: color 160ms ease, transform 160ms ease;
}

.form-whatsapp-link:hover {
  color: #15803d;
  transform: translateY(-1px);
}

.form-success {
  display: none !important;
  border-radius: 16px;
  background: rgba(16, 185, 129, 0.1);
  padding: 14px 16px;
  color: #047857;
  font-size: 14px;
  font-weight: 750;
}

body.modal-open {
  overflow: hidden;
  touch-action: none;
  overscroll-behavior: contain;
}

body.modal-open--fixed {
  position: fixed;
  right: 0;
  left: 0;
  width: 100%;
}

.request-modal[hidden] {
  display: none;
}

.request-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  padding:
    env(safe-area-inset-top)
    env(safe-area-inset-right)
    env(safe-area-inset-bottom)
    env(safe-area-inset-left);
}

.request-modal__overlay {
  display: grid;
  width: 100%;
  height: 100%;
  min-height: 100vh;
  min-height: 100svh;
  place-items: center;
  background: rgba(15, 23, 42, 0.46);
  padding: 24px;
}

.request-modal__dialog {
  position: relative;
  width: min(100%, 460px);
  border: 1px solid rgba(255, 255, 255, 0.68);
  border-radius: 24px;
  background: #ffffff;
  box-shadow: 0 30px 90px rgba(15, 23, 42, 0.24);
  padding: 30px;
  outline: none;
}

.request-modal__x {
  position: absolute;
  top: 14px;
  right: 14px;
  display: inline-flex;
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(15, 23, 42, 0.1);
  border-radius: 999px;
  background: #ffffff;
  color: #334155;
  font-size: 24px;
  line-height: 1;
}

.request-modal__title {
  margin: 0 42px 12px 0;
  color: #0f172a;
  font-size: 28px;
  line-height: 1.16;
  font-weight: 800;
}

.request-modal__text {
  color: #64748b;
  font-size: 16px;
  line-height: 1.55;
}

.request-modal__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

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

.btn.is-loading {
  cursor: wait;
  opacity: 0.82;
}

/* footer */
.site-footer {
  border-top: 1px solid rgba(15, 23, 42, 0.08);
  background: #f8fafc;
  padding: 48px 0 24px;
}

.footer-grid {
  display: grid;
  width: 100%;
  max-width: 100%;
  grid-template-columns: minmax(0, 1.35fr) minmax(180px, 0.65fr) minmax(240px, 0.75fr);
  gap: 42px;
  align-items: start;
}

.site-footer .brand {
  margin-bottom: 14px;
}

.site-footer .brand__logo {
  width: 46px;
  height: 46px;
}

.site-footer .brand__text {
  font-size: 20px;
}

.site-footer p {
  margin: 0;
}

.footer-description {
  max-width: 440px;
  color: #64748b;
  font-size: 15px;
  line-height: 1.7;
}

.footer-company {
  max-width: 440px;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid rgba(15, 23, 42, 0.08);
}

.footer-company__name {
  max-width: 420px;
  color: #0f172a;
  font-size: 14px;
  font-weight: 750;
  line-height: 1.5;
}

.footer-company__location {
  margin-top: 4px;
  color: #64748b;
  font-size: 14px;
  line-height: 1.5;
}

.footer-links {
  display: grid;
  gap: 12px;
  color: #64748b;
  font-size: 14px;
  font-weight: 650;
}

.footer-links a {
  transition: color 160ms ease;
}

.footer-links a:hover {
  color: var(--accent-strong);
}

.footer-contact {
  display: grid;
  gap: 10px;
  color: #64748b;
  font-size: 14px;
}

.footer-contact__label {
  margin-bottom: 4px;
  color: #0f172a;
  font-size: 14px;
  font-weight: 800;
}

.footer-contact a {
  color: #0f172a;
  font-weight: 700;
  line-height: 1.45;
  overflow-wrap: anywhere;
  transition: color 160ms ease;
}

.footer-contact a:hover {
  color: var(--accent-strong);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px 24px;
  margin-top: 32px;
  padding-top: 18px;
  border-top: 1px solid rgba(15, 23, 42, 0.08);
  color: #94a3b8;
  font-size: 13px;
  line-height: 1.5;
}

.footer-bottom p {
  color: inherit;
  font-size: inherit;
  line-height: inherit;
}

/* animations */
.reveal {
  opacity: 1;
  transform: none;
  transition: opacity 520ms ease, transform 520ms ease;
  transition-delay: var(--reveal-delay, 0ms);
}

.reveal-enabled .reveal {
  opacity: 0;
  transform: translateY(18px);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* responsive */
@media (max-width: 1120px) {
  h1 {
    font-size: 58px;
  }

  h2 {
    font-size: 42px;
  }

  .cta-shell {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: 800px;
  }

  .hero__bg {
    background-position: center center;
  }

  .hero::after {
    background:
      linear-gradient(90deg, rgba(248, 250, 252, 0.97) 0%, rgba(248, 250, 252, 0.88) 44%, rgba(248, 250, 252, 0.44) 72%, rgba(248, 250, 252, 0.14) 100%),
      linear-gradient(180deg, rgba(255, 255, 255, 0.18), rgba(255, 255, 255, 0.06));
  }

  .hero__container {
    padding: 118px 0 70px;
  }

  .process-panel {
    padding: 32px;
  }

  .process-header {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-bottom: 32px;
  }

  .process-header .process-summary {
    margin-top: 0;
    white-space: normal;
  }

  .steps-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

  .steps-grid--compact .step-card {
    grid-column: auto;
  }

  .step-card {
    grid-column: auto;
  }

  .step-card__media {
    height: 200px;
  }

  .steps-grid--compact .step-card:last-child {
    grid-column: 1 / -1;
  }

  .cta-shell {
    gap: 40px;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 70px;
    --anchor-offset: 84px;
  }

  html,
  body {
    overflow-x: clip;
  }

  body {
    font-size: 16px;
  }

  .brand__logo {
    width: 44px;
    height: 44px;
  }

  .brand {
    gap: 9px;
  }

  .brand__text {
    font-size: 20px;
  }

  .desktop-nav,
  .header__cta {
    display: none;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .mobile-menu {
    position: fixed;
    top: var(--header-height);
    right: 18px;
    left: 18px;
    z-index: 100;
    display: block;
    border: 1px solid rgba(255, 255, 255, 0.72);
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.92);
    box-shadow: 0 24px 80px rgba(15, 23, 42, 0.18);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    width: auto;
    max-width: none;
    opacity: 0;
    pointer-events: none;
    transform: translateY(-10px);
    transition: opacity 220ms ease, transform 220ms ease;
  }

  .mobile-menu.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .mobile-menu__nav {
    display: grid;
    gap: 4px;
    padding: 18px;
  }

  .mobile-menu__nav a {
    border-radius: 16px;
    padding: 14px 16px;
    color: var(--text);
    font-size: 15px;
    font-weight: 700;
  }

  .mobile-menu__nav a:not(.btn):hover {
    background: var(--bg-soft);
  }

  .quality-grid {
    grid-template-columns: 1fr;
  }

  .container {
    width: min(100% - 36px, var(--container));
  }

  .section {
    padding: 78px 0;
  }

  .final-section {
    padding: 72px 0 96px;
  }

  .final-section .container {
    width: 100%;
    max-width: 100%;
    padding-inline: 16px;
  }

  .hero {
    min-height: 720px;
  }

  .hero::after {
    background:
      linear-gradient(180deg, rgba(248, 250, 252, 0.97) 0%, rgba(248, 250, 252, 0.9) 48%, rgba(248, 250, 252, 0.52) 100%),
      linear-gradient(90deg, rgba(248, 250, 252, 0.88), rgba(248, 250, 252, 0.24));
  }

  .hero__bg {
    inset: var(--header-height) 0 0;
    background-position: center center;
    transform: scaleX(-1);
    transform-origin: center;
    will-change: auto;
  }

  .hero__container {
    align-items: center;
    padding: 104px 0 52px;
  }

  .hero__content {
    width: 100%;
  }

  .hero__content::before {
    inset: -42px 0 -36px;
    filter: blur(8px);
  }

  .hero h1 {
    font-size: clamp(38px, 10vw, 44px);
    line-height: 1.05;
    letter-spacing: -0.04em;
  }

  .hero__mark {
    width: 48px;
    height: 5px;
    margin-bottom: 20px;
  }

  .hero__benefits {
    max-width: 100%;
    margin-top: 24px;
    font-size: 16px;
    line-height: 1.4;
  }

  .hero__benefits li {
    padding: 13px 0;
  }

  h1 {
    font-size: 42px;
    line-height: 1.08;
  }

  h2 {
    font-size: 34px;
    line-height: 1.14;
  }

  h3 {
    font-size: 19px;
  }

  .section-heading p,
  .cta-content > p {
    font-size: 16px;
  }

  .process-panel {
    padding: 24px;
    border-radius: 28px;
    overflow: hidden;
  }

  .process-header {
    grid-template-columns: minmax(0, 1fr);
    margin-bottom: 24px;
  }

  .process-header .process-summary {
    width: 100%;
    white-space: normal;
  }

  .cta-actions {
    flex-direction: column;
  }

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

  .hero__actions {
    flex-direction: column;
    align-items: stretch;
    gap: 16px;
  }

  .hero__actions .btn {
    width: 100%;
  }

  .btn {
    white-space: normal;
    line-height: 1.2;
  }

  .media-panel img,
  .media-panel--tall img {
    height: 100%;
  }

  .media-panel figcaption {
    position: absolute;
    right: 16px;
    bottom: 16px;
    left: 16px;
    border: 1px solid rgba(255, 255, 255, 0.72);
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.9);
    padding: 16px;
  }

  .media-panel {
    aspect-ratio: 4 / 4.8;
    min-height: auto;
  }

  .quality-panel {
    gap: 18px;
  }

  .quality-copy {
    min-height: 140px;
  }

  .steps-grid,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .steps-grid {
    gap: 18px;
  }

  .steps-grid--compact .step-card:last-child {
    grid-column: auto;
  }

  .form-grid {
    width: 100%;
    min-width: 0;
    gap: 18px;
  }

  .step-card {
    min-height: auto;
    padding: 16px;
    border-radius: 24px;
    overflow: hidden;
  }

  .step-card__media {
    height: 190px;
    margin-bottom: 20px;
    border-radius: 18px;
  }

  .step-card__body {
    padding: 0 4px 6px;
  }

  .step-card__number {
    margin-bottom: 18px;
  }

  .step-card h3 {
    font-size: 20px;
  }

  .step-card p {
    font-size: 15px;
  }

  .cta-shell {
    width: 100%;
    max-width: none;
    min-width: 0;
    grid-template-columns: 1fr;
    gap: 28px;
    align-items: stretch;
    padding: 0;
    border: 0;
    border-radius: 0;
    background:
      linear-gradient(180deg, rgba(255, 255, 255, 0.96) 0%, rgba(255, 255, 255, 0.9) 100%),
      url("assets/img/china-usa-shipping-background-premium.png");
    background-size: cover;
    background-position: center bottom;
    background-repeat: no-repeat;
    box-shadow: none;
  }

  .cta-content {
    width: 100%;
    min-width: 0;
  }

  .lead-form {
    width: 100%;
    max-width: none;
    min-width: 0;
    justify-self: stretch;
    align-self: stretch;
    gap: 18px;
    background: rgba(255, 255, 255, 0.88);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    padding: 24px 18px;
    border-radius: 24px;
    box-shadow: 0 16px 44px rgba(15, 23, 42, 0.08);
  }

  .form-row {
    width: 100%;
    min-width: 0;
    gap: 8px;
  }

  .form-row label {
    font-size: 14px;
    line-height: 1.3;
  }

  .form-row input,
  .form-row select,
  .form-row textarea {
    width: 100%;
    min-width: 0;
    box-sizing: border-box;
    border-radius: 18px;
    font-size: 16px;
  }

  .form-row input,
  .form-row select {
    min-height: 58px;
    padding: 0 16px;
  }

  .form-row select {
    padding-right: 44px;
  }

  .form-row textarea {
    min-height: 120px;
    padding: 16px;
  }

  .btn--form {
    width: 100%;
    min-height: 56px;
    margin-top: 8px;
    border-radius: 999px;
    font-size: 16px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .site-footer {
    padding: 28px 0 20px;
  }

  .site-footer .brand__logo {
    width: 44px;
    height: 44px;
  }

  .site-footer .brand__text {
    font-size: 20px;
  }

  .footer-bottom {
    display: grid;
    gap: 6px;
    margin-top: 20px;
    padding-top: 16px;
  }

  .footer-links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px 18px;
  }

  .footer-company {
    margin-top: 12px;
    padding-top: 10px;
  }

  .footer-grid {
    gap: 22px;
  }

  .footer-description {
    font-size: 14px;
    line-height: 1.55;
  }

  .footer-company__name,
  .footer-company__location,
  .footer-links,
  .footer-contact {
    font-size: 13px;
  }

  .footer-company__name,
  .footer-company__location {
    line-height: 1.4;
  }

  .footer-contact {
    gap: 7px;
  }

  .footer-bottom {
    font-size: 12px;
  }
}

@media (min-width: 769px) {
  .mobile-menu-backdrop {
    display: none;
  }
}

@media (max-width: 430px) {
  .container {
    width: min(100% - 28px, var(--container));
  }

  .final-section .container {
    width: 100%;
    padding-inline: 14px;
  }

  .hero {
    min-height: 742px;
  }

  h1 {
    font-size: 37px;
  }

  h2 {
    font-size: 30px;
  }

  .hero h1 {
    font-size: clamp(38px, 10vw, 40px);
  }

  .section-heading {
    margin-bottom: 38px;
  }

  .process-panel {
    padding: 16px;
    border-radius: 24px;
  }

  .process-header {
    gap: 18px;
  }

  .process-header .process-summary {
    padding: 9px 12px;
    font-size: 13px;
  }

  .step-card {
    padding: 16px;
  }

  .process-summary {
    display: inline-flex;
  }

  .step-card__media {
    height: 180px;
  }

  .step-card h3 {
    font-size: 21px;
  }

  .step-card__number {
    margin-bottom: 16px;
  }

  .lead-form {
    padding: 22px 16px;
    border-radius: 22px;
  }

}

@media (max-width: 360px) {
  .brand__logo {
    width: 40px;
    height: 40px;
  }

  .brand__text {
    font-size: 18px;
  }
}

@media (max-width: 390px) {
  .step-card__media {
    height: 180px;
  }
}

@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;
  }

  .reveal,
  .reveal-enabled .reveal {
    opacity: 1;
    transform: none;
  }

  .hero__bg {
    transform: none;
  }
}

@media (max-width: 768px) and (prefers-reduced-motion: reduce) {
  .hero__bg {
    transform: scaleX(-1);
  }
}

/* conversion sections */
.section--muted {
  background:
    radial-gradient(circle at 18% 0%, rgba(245, 158, 11, 0.08), transparent 28rem),
    radial-gradient(circle at 82% 8%, rgba(29, 78, 216, 0.06), transparent 30rem),
    var(--color-bg);
}

.trust-strip {
  position: relative;
  z-index: 4;
  background: rgba(255, 255, 255, 0.86);
  border-bottom: 1px solid rgba(15, 23, 42, 0.06);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  padding: 18px 0;
}

.trust-strip__grid {
  display: flex;
  max-width: 100%;
  min-width: 0;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.trust-pill,
.marketplace-pill,
.mini-trust span {
  display: inline-flex;
  max-width: 100%;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.86);
  color: #334155;
  padding: 9px 14px;
  font-size: 14px;
  font-weight: 750;
  line-height: 1.2;
  overflow-wrap: anywhere;
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.04);
}

.trust-pill::before,
.mini-trust span::before {
  content: "✓";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  margin-right: 8px;
  border-radius: 999px;
  background: rgba(16, 185, 129, 0.12);
  color: #059669;
  font-size: 12px;
  font-weight: 900;
  line-height: 1;
}

.marketplaces-grid {
  display: flex;
  max-width: 100%;
  min-width: 0;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
}

.marketplace-pill {
  min-height: 46px;
  padding: 12px 18px;
  color: #0f172a;
  font-size: 15px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(248, 250, 252, 0.92));
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.marketplace-pill:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 138, 0, 0.28);
  box-shadow: 0 18px 42px rgba(15, 23, 42, 0.08);
}

.next-step-card,
.feature-card {
  display: flex;
  min-width: 0;
  max-width: 100%;
  min-height: 230px;
  flex-direction: column;
  align-items: flex-start;
  padding: 28px;
  border-radius: 28px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(248, 250, 252, 0.92));
  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.05);
  transition: transform 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.next-step-card:hover,
.feature-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 138, 0, 0.28);
  box-shadow: 0 24px 64px rgba(15, 23, 42, 0.08);
}

.next-step-card h3,
.feature-card h3 {
  margin-bottom: 10px;
}

.next-step-card p,
.feature-card p {
  color: #64748b;
  font-size: 15px;
  line-height: 1.6;
}

.features-grid {
  display: grid;
  width: 100%;
  max-width: 100%;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 22px;
}

.feature-card {
  min-height: 220px;
}

.feature-card::before {
  content: "";
  width: 38px;
  height: 38px;
  margin-bottom: 22px;
  border-radius: 14px;
  background:
    radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.9), transparent 42%),
    linear-gradient(135deg, rgba(255, 138, 0, 0.95), rgba(245, 158, 11, 0.7));
  box-shadow: 0 14px 30px rgba(245, 158, 11, 0.2);
}

.pricing-card {
  max-width: 100%;
  overflow: hidden;
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 24px 70px rgba(15, 23, 42, 0.06);
}

.pricing-row {
  display: grid;
  min-width: 0;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.9fr) auto;
  gap: 18px;
  align-items: center;
  border-bottom: 1px solid rgba(15, 23, 42, 0.07);
  padding: 20px 24px;
  color: #334155;
  font-size: 15px;
  line-height: 1.4;
}

.pricing-row:last-child {
  border-bottom: 0;
}

.pricing-row--head {
  background: rgba(248, 250, 252, 0.9);
  color: #64748b;
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.pricing-row strong {
  color: #0f172a;
  font-size: 17px;
  font-weight: 850;
  white-space: nowrap;
}

.pricing-note {
  max-width: 720px;
  margin-top: 18px;
  color: #64748b;
  font-size: 14px;
}

.mini-trust {
  display: flex;
  min-width: 0;
  max-width: 100%;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.mini-trust span {
  min-height: 36px;
  padding: 8px 12px;
  font-size: 13px;
  background: rgba(255, 255, 255, 0.76);
}

.form-note {
  justify-self: center;
  margin-top: -6px;
  color: #64748b;
  font-size: 13px;
  font-weight: 700;
  line-height: 1.35;
}

.info-card {
  max-width: 100%;
  padding: 42px;
  border-radius: 32px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(248, 250, 252, 0.94));
  box-shadow: 0 20px 64px rgba(15, 23, 42, 0.06);
}

.info-card .section-heading {
  margin-bottom: 28px;
}

.info-list {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.info-list li {
  position: relative;
  min-width: 0;
  border: 1px solid rgba(15, 23, 42, 0.07);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.74);
  padding: 15px 18px 15px 48px;
  color: #334155;
  font-size: 15px;
  font-weight: 650;
  line-height: 1.45;
}

.info-list li::before {
  content: "!";
  position: absolute;
  top: 15px;
  left: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 21px;
  height: 21px;
  border-radius: 999px;
  background: rgba(255, 138, 0, 0.12);
  color: var(--accent-strong);
  font-size: 13px;
  font-weight: 900;
}

@media (max-width: 1120px) {
  .features-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .next-step-card,
  .feature-card {
    min-height: 210px;
  }

  .pricing-row {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.8fr) auto;
  }
}

@media (max-width: 768px) {
  .trust-strip {
    padding: 14px 0;
  }

  .trust-strip__grid {
    justify-content: center;
    overflow-x: visible;
    max-width: 100%;
    flex-wrap: wrap;
    padding-bottom: 0;
  }

  .trust-pill {
    flex: 1 1 140px;
    min-height: 36px;
    font-size: 13px;
    white-space: normal;
  }

  .marketplaces-grid {
    gap: 10px;
  }

  .marketplace-pill {
    min-height: 42px;
    padding: 10px 14px;
    font-size: 14px;
  }

  .features-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .next-step-card,
  .feature-card {
    min-height: auto;
    padding: 24px;
    border-radius: 24px;
  }

  .pricing-card {
    border-radius: 24px;
  }

  .pricing-row,
  .pricing-row--head {
    grid-template-columns: 1fr;
    gap: 6px;
    padding: 18px;
  }

  .pricing-row--head {
    display: none;
  }

  .pricing-row strong {
    white-space: normal;
    margin-top: 6px;
    font-size: 18px;
  }

  .mini-trust {
    margin-top: 20px;
  }

  .mini-trust span {
    width: 100%;
    justify-content: flex-start;
  }

  .info-card {
    padding: 26px;
    border-radius: 26px;
  }

  .info-list li {
    padding: 14px 16px 14px 44px;
    font-size: 14px;
  }

  .info-list li::before {
    top: 14px;
    left: 16px;
  }

  .request-modal__overlay {
    align-items: end;
    padding: 18px;
  }

  .request-modal__dialog {
    border-radius: 22px;
    padding: 28px 22px 22px;
  }

  .request-modal__title {
    font-size: 24px;
  }

  .request-modal__actions {
    display: grid;
  }

  .request-modal__actions .btn {
    width: 100%;
  }
}

@media (max-width: 430px) {
  .trust-strip__grid {
    width: 100%;
    max-width: 100%;
  }

  .marketplace-pill {
    width: 100%;
    justify-content: flex-start;
  }

  .next-step-card,
  .feature-card {
    padding: 20px;
  }

  .info-card {
    padding: 22px 18px;
  }
}