:root {
  color-scheme: light;
  --bg: #f5f5f7;
  --surface: #ffffff;
  --surface-soft: #eceef0;
  --ink: #101114;
  --muted: #5d6572;
  --line: rgba(16, 17, 20, 0.12);
  --dark: #030407;
  --dark-2: #17191e;
  --accent: #0b6cff;
  --accent-2: #00a38a;
  --warning: #f26b3a;
  --shadow: 0 24px 80px rgba(3, 4, 7, 0.16);
  --radius: 8px;
  --max: 1180px;
  --header-height: 64px;
  font-family: "SUIT", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.6;
  letter-spacing: 0;
}

body.nav-open {
  overflow: hidden;
}

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

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

button,
input,
textarea {
  font: inherit;
}

:focus-visible {
  outline: 3px solid rgba(11, 108, 255, 0.55);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  left: 16px;
  top: 12px;
  z-index: 1000;
  transform: translateY(-140%);
  border-radius: var(--radius);
  background: var(--ink);
  color: #fff;
  padding: 10px 14px;
  transition: transform 180ms ease;
}

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

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  border-bottom: 1px solid rgba(255, 255, 255, 0.13);
  background: rgba(8, 10, 14, 0.5);
  color: #fff;
  backdrop-filter: blur(20px);
  transition:
    background 200ms ease,
    border-color 200ms ease,
    color 200ms ease;
}

.site-header.is-scrolled {
  border-color: rgba(16, 17, 20, 0.1);
  background: rgba(245, 245, 247, 0.82);
  color: var(--ink);
}

.nav {
  min-height: var(--header-height);
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
}

.brand-mark {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border: 1px solid currentColor;
  border-radius: 50%;
  font-size: 14px;
  line-height: 1;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-links a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 0 14px;
  border-radius: var(--radius);
  color: currentColor;
  font-size: 14px;
  font-weight: 650;
  opacity: 0.86;
  transition:
    background 160ms ease,
    opacity 160ms ease;
}

.nav-links a:hover {
  background: rgba(255, 255, 255, 0.14);
  opacity: 1;
}

.site-header.is-scrolled .nav-links a:hover {
  background: rgba(16, 17, 20, 0.07);
}

.nav-toggle {
  width: 44px;
  height: 44px;
  display: none;
  place-items: center;
  border: 0;
  border-radius: var(--radius);
  background: transparent;
  color: currentColor;
  cursor: pointer;
}

.hero {
  position: relative;
  min-height: 92dvh;
  overflow: hidden;
  display: grid;
  align-items: center;
  padding: calc(var(--header-height) + 72px) 24px 88px;
  color: #fff;
}

.hero-media,
.hero-overlay {
  position: absolute;
  inset: 0;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.03);
  animation: hero-drift 1200ms ease-out both;
}

.hero-overlay {
  background:
    linear-gradient(180deg, rgba(3, 4, 7, 0.68) 0%, rgba(3, 4, 7, 0.28) 42%, rgba(3, 4, 7, 0.76) 100%),
    radial-gradient(circle at 22% 35%, rgba(11, 108, 255, 0.38), transparent 34%),
    radial-gradient(circle at 74% 42%, rgba(0, 163, 138, 0.22), transparent 30%);
}

.hero-inner {
  position: relative;
  z-index: 2;
  width: min(100%, var(--max));
  margin: 0 auto;
  padding-top: 4dvh;
}

.eyebrow,
.section-kicker {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 850;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: rgba(255, 255, 255, 0.86);
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  max-width: 920px;
  margin: 0;
  font-size: clamp(46px, 8vw, 104px);
  line-height: 0.98;
  letter-spacing: 0;
  font-weight: 900;
}

.pricing-page h1 {
  max-width: 900px;
  color: var(--ink);
  font-size: clamp(44px, 7vw, 92px);
  line-height: 0.98;
}

.hero-copy {
  max-width: 650px;
  margin: 28px 0 0;
  color: rgba(255, 255, 255, 0.84);
  font-size: clamp(18px, 2vw, 24px);
  line-height: 1.55;
  font-weight: 500;
}

.hero-actions {
  margin-top: 34px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0 20px;
  font-weight: 800;
  cursor: pointer;
  transition:
    transform 180ms ease,
    background 180ms ease,
    border-color 180ms ease;
}

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

.button svg {
  width: 18px;
  height: 18px;
}

.button.primary {
  background: var(--accent);
  color: #fff;
}

.button.primary:hover {
  background: #005be0;
}

.button.secondary {
  border-color: rgba(255, 255, 255, 0.34);
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}

.button.secondary:hover {
  background: rgba(255, 255, 255, 0.2);
}

.section,
.pricing-section,
.route-band,
.contact-section,
.footer {
  max-width: var(--max);
  margin: 0 auto;
  padding: 112px 24px;
}

.intro {
  padding-top: 92px;
}

.section-grid {
  display: grid;
  grid-template-columns: minmax(180px, 0.8fr) minmax(0, 1.6fr);
  gap: clamp(32px, 7vw, 92px);
  align-items: start;
}

.section h2,
.pricing-section h2,
.route-band h2,
.contact-section h2 {
  margin: 0;
  font-size: clamp(34px, 5vw, 72px);
  line-height: 1.05;
  letter-spacing: 0;
  font-weight: 900;
}

.section p,
.pricing-section p,
.route-band p,
.contact-section p {
  color: var(--muted);
  font-size: 18px;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 40px;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.service-card {
  min-height: 280px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 26px;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.7) inset;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    box-shadow 180ms ease;
}

.service-card:hover {
  transform: translateY(-4px);
  border-color: rgba(11, 108, 255, 0.36);
  box-shadow: var(--shadow);
}

.service-card svg {
  width: 32px;
  height: 32px;
  color: var(--accent);
  stroke-width: 1.8;
}

.service-card h3,
.strength-list h3,
.route-list h3 {
  margin: 22px 0 10px;
  font-size: 22px;
  line-height: 1.25;
}

.service-card p,
.strength-list p,
.route-list p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}

.pricing-section {
  max-width: none;
  background:
    linear-gradient(180deg, #ffffff 0%, #f5f5f7 42%, #eef4fb 100%);
}

.pricing-section > * {
  width: min(100%, var(--max));
  margin-left: auto;
  margin-right: auto;
}

.pricing-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  gap: clamp(28px, 6vw, 80px);
  align-items: end;
}

.pricing-hero p {
  max-width: 680px;
}

.delivery-badge {
  min-height: 160px;
  display: grid;
  align-content: center;
  gap: 4px;
  border: 1px solid rgba(11, 108, 255, 0.18);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.72);
  padding: 24px;
  box-shadow: 0 18px 60px rgba(11, 108, 255, 0.12);
}

.delivery-badge span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 850;
}

.delivery-badge strong {
  color: var(--ink);
  font-size: 46px;
  line-height: 1;
  font-weight: 900;
}

.pricing-grid {
  margin-top: 44px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.price-card {
  min-height: 420px;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.84);
  padding: 24px;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.78) inset;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    box-shadow 180ms ease;
}

.price-card:hover {
  transform: translateY(-4px);
  border-color: rgba(11, 108, 255, 0.34);
  box-shadow: var(--shadow);
}

.price-card.featured {
  background: #05070b;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.16);
}

.price-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 850;
}

.price-topline svg {
  width: 30px;
  height: 30px;
  stroke-width: 1.8;
}

.price-card.featured .price-topline {
  color: #8fbcff;
}

.price-card h3 {
  margin: 38px 0 20px;
  font-size: 26px;
  line-height: 1.18;
}

.price-card h2 {
  margin: 38px 0 20px;
  font-size: 26px;
  line-height: 1.18;
  letter-spacing: 0;
}

.price-value {
  margin: 0;
  color: var(--ink);
  line-height: 1;
}

.price-card.featured .price-value,
.price-card.featured .price-plus {
  color: #fff;
}

.price-value strong {
  font-size: clamp(48px, 5vw, 64px);
  font-weight: 900;
}

.price-value span {
  margin-left: 6px;
  color: var(--muted);
  font-size: 16px;
  font-weight: 800;
}

.price-card.featured .price-value span {
  color: rgba(255, 255, 255, 0.66);
}

.price-plus {
  margin: 12px 0 0;
  color: var(--ink);
  font-size: 24px;
  font-weight: 900;
}

.price-card ul {
  margin: auto 0 0;
  padding: 28px 0 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.price-card li {
  position: relative;
  padding-left: 18px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.45;
}

.price-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--accent-2);
}

.price-card.featured li {
  color: rgba(255, 255, 255, 0.72);
}

.pricing-note {
  margin-top: 24px;
  color: var(--muted);
  font-size: 14px;
}

.pricing-page-main {
  padding-top: var(--header-height);
}

.pricing-standalone {
  min-height: calc(100dvh - var(--header-height));
  padding-top: 96px;
}

.pricing-actions {
  width: min(100%, var(--max));
  margin-top: 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.pricing-actions p {
  max-width: 760px;
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 700ms ease,
    transform 700ms ease;
}

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

[data-reveal-item] {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 640ms ease,
    transform 640ms ease,
    border-color 180ms ease,
    box-shadow 180ms ease;
  transition-delay: calc(var(--reveal-order, 0) * 70ms);
}

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

.is-visible .service-card:hover,
.is-visible .price-card:hover {
  transform: translateY(-4px);
}

.route-band {
  max-width: none;
  background: var(--dark);
  color: #fff;
}

.route-band > * {
  width: min(100%, var(--max));
  margin-left: auto;
  margin-right: auto;
}

.route-band .section-kicker {
  color: #8fbcff;
}

.route-band p {
  color: rgba(255, 255, 255, 0.68);
}

.route-list {
  list-style: none;
  padding: 0;
  margin-top: 54px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.route-list li {
  position: relative;
  min-height: 250px;
  padding: 32px 26px 0 0;
}

.route-list span,
.strength-list span {
  color: var(--accent-2);
  font-size: 13px;
  font-weight: 900;
}

.strength-list {
  display: grid;
  gap: 18px;
}

.strength-list article {
  border-top: 1px solid var(--line);
  padding-top: 22px;
}

.contact-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 460px);
  gap: clamp(32px, 7vw, 88px);
  align-items: start;
}

.contact-copy {
  position: sticky;
  top: 96px;
}

.contact-form {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 28px;
  box-shadow: var(--shadow);
}

.contact-form label {
  display: grid;
  gap: 8px;
  margin-bottom: 18px;
  color: var(--ink);
  font-size: 14px;
  font-weight: 850;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  min-height: 48px;
  border: 1px solid rgba(16, 17, 20, 0.16);
  border-radius: var(--radius);
  background: #f8f8fa;
  color: var(--ink);
  padding: 12px 14px;
  resize: vertical;
}

.contact-form textarea {
  min-height: 132px;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--accent);
  background: #fff;
}

.form-button {
  width: 100%;
}

.form-note {
  min-height: 24px;
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.form-note.is-success {
  color: #087462;
}

.footer {
  min-height: 188px;
  padding-top: 40px;
  padding-bottom: 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.footer > div:first-child {
  display: grid;
  align-content: center;
}

.footer strong {
  color: var(--ink);
}

.footer p {
  margin: 4px 0 0;
}

.footer a {
  color: var(--accent);
  font-weight: 750;
}

.footer-wechat {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 18px;
  text-align: right;
}

.footer-wechat a {
  width: 112px;
  min-width: 112px;
  display: block;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  padding: 8px;
  box-shadow: 0 18px 48px rgba(3, 4, 7, 0.11);
  transition:
    transform 180ms ease,
    box-shadow 180ms ease;
}

.footer-wechat a:hover {
  transform: translateY(-3px);
  box-shadow: 0 22px 60px rgba(3, 4, 7, 0.16);
}

.footer-wechat img {
  width: 100%;
  height: auto;
  border-radius: 4px;
}

@keyframes hero-drift {
  from {
    transform: scale(1.08);
    opacity: 0.7;
  }
  to {
    transform: scale(1.03);
    opacity: 1;
  }
}

@media (max-width: 980px) {
  .service-grid,
  .pricing-grid,
  .route-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .section-grid,
  .pricing-hero,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .delivery-badge {
    min-height: auto;
  }

  .pricing-actions {
    align-items: flex-start;
    flex-direction: column;
  }

  .contact-copy {
    position: static;
  }

  .route-list li:nth-child(2) {
    border-right: 0;
  }
}

@media (max-width: 720px) {
  :root {
    --header-height: 58px;
  }

  .nav {
    padding: 0 16px;
  }

  .nav-toggle {
    display: grid;
  }

  .nav-links {
    position: fixed;
    top: var(--header-height);
    left: 12px;
    right: 12px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 10px;
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: var(--radius);
    background: rgba(8, 10, 14, 0.92);
    box-shadow: var(--shadow);
  }

  .site-header.is-scrolled .nav-links {
    border-color: var(--line);
    background: rgba(245, 245, 247, 0.96);
  }

  .nav-links.is-open {
    display: flex;
  }

  .nav-links a {
    padding: 0 12px;
  }

  .hero {
    min-height: 100dvh;
    align-items: start;
    padding: calc(var(--header-height) + 24px) 18px 96px;
  }

  h1 {
    font-size: clamp(38px, 13vw, 58px);
    line-height: 0.96;
  }

  .pricing-page h1 {
    font-size: clamp(40px, 13vw, 58px);
  }

  .hero-inner {
    padding-top: clamp(44px, 10svh, 92px);
  }

  .hero-copy {
    max-width: 330px;
    margin-top: clamp(28px, 5svh, 42px);
    font-size: 17px;
    line-height: 1.48;
  }

  .hero .eyebrow {
    margin-bottom: clamp(22px, 4svh, 34px);
    font-size: 12px;
  }

  .hero-actions {
    margin-top: clamp(62px, 11svh, 108px);
    gap: 10px;
  }

  .hero-actions .button {
    min-height: 46px;
    padding: 0 18px;
    font-size: 15px;
  }

  .section,
  .pricing-section,
  .route-band,
  .contact-section,
  .footer {
    padding-left: 18px;
    padding-right: 18px;
  }

  .section,
  .pricing-section,
  .route-band,
  .contact-section {
    padding-top: 78px;
    padding-bottom: 78px;
  }

  .service-grid,
  .pricing-grid,
  .route-list {
    grid-template-columns: 1fr;
  }

  .service-card {
    min-height: auto;
  }

  .price-card {
    min-height: auto;
  }

  .route-list li,
  .route-list li:nth-child(2) {
    min-height: auto;
    padding: 28px 0;
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.14);
  }

  .route-list li:last-child {
    border-bottom: 0;
  }

  .contact-form {
    padding: 20px;
  }

  .footer {
    flex-direction: column;
    align-items: stretch;
    min-height: auto;
    gap: 30px;
    padding-top: 34px;
    padding-bottom: 34px;
  }

  .footer > div:first-child {
    text-align: center;
  }

  .footer > div:first-child p {
    margin-top: 8px;
  }

  .footer-wechat {
    align-items: center;
    justify-content: center;
    width: 100%;
    gap: 18px;
    border-top: 1px solid var(--line);
    padding-top: 28px;
    text-align: center;
  }

  .footer-wechat > div {
    min-width: 0;
    max-width: 210px;
  }

  .footer-wechat p {
    margin-top: 8px;
    font-size: 15px;
    line-height: 1.45;
  }

  .footer-wechat a {
    width: 118px;
    min-width: 118px;
    padding: 9px;
  }
}

@media (prefers-reduced-motion: reduce) {
  [data-reveal],
  [data-reveal-item] {
    opacity: 1 !important;
    transform: none !important;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}