:root {
  --blue-950: #08263f;
  --blue-900: #0d4166;
  --blue-800: #11628f;
  --teal-100: #eaf9fb;
  --teal-200: #d4f3f5;
  --white: #ffffff;
  --panel: rgba(255, 255, 255, 0.96);
  --panel-soft: rgba(255, 255, 255, 0.9);
  --line: #d9edf1;
  --text-dark: #163d61;
  --text-soft: #6b8aa3;
  --accent: #f7931e;
  --accent-deep: #ea7d00;
  --shadow: 0 24px 72px rgba(8, 38, 63, 0.12);
  --radius-xl: 38px;
  --radius-lg: 24px;
  --radius-md: 16px;
  --shell-width: min(1180px, calc(100vw - 36px));
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  color: #fff;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei UI", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(168, 243, 250, 0.16), transparent 20%),
    radial-gradient(circle at top right, rgba(247, 147, 30, 0.06), transparent 14%),
    linear-gradient(180deg, #0a3d63 0%, #0f5f8f 26%, #0b3a5d 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 74px 74px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.4), transparent 90%);
}

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

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

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

.site-shell {
  width: var(--shell-width);
  margin: 0 auto;
  padding: 24px 0 56px;
}

.topbar {
  position: sticky;
  top: 14px;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 16px 22px;
  margin-bottom: 28px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  background: rgba(8, 38, 63, 0.72);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
}

.lang-button {
  min-width: 56px;
  height: 36px;
  border: 0;
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.88);
  background: transparent;
  cursor: pointer;
  transition: background 160ms ease, color 160ms ease, transform 160ms ease;
}

.lang-button:hover,
.lang-button:focus-visible {
  transform: translateY(-1px);
  background: rgba(255, 255, 255, 0.08);
}

.lang-button.is-active {
  color: #fff;
  background: linear-gradient(135deg, #77e6ea 0%, #1c88c7 100%);
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  color: #fff;
  font-size: 1.02rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  background: linear-gradient(135deg, #77e6ea 0%, #1c88c7 100%);
}

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.brand-copy strong,
.hero-copy h1,
.section-heading h2,
.about-side-card h3,
.business-copy h3,
.service-card h3,
.founder-main-card h3,
.contact-copy h2 {
  font-family: "Trebuchet MS", "Segoe UI", "PingFang SC", sans-serif;
}

.brand-copy strong {
  font-size: 1rem;
}

.brand-copy small {
  color: rgba(255, 255, 255, 0.74);
  font-size: 0.64rem;
  letter-spacing: 0.11em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 22px;
}

.site-nav a {
  color: rgba(255, 255, 255, 0.88);
  font-size: 0.96rem;
}

.site-nav .nav-cta {
  padding: 10px 16px;
  border-radius: 999px;
  color: #fff;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-deep) 100%);
}

.nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 50%;
  background: transparent;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 5px auto;
  background: #fff;
}

.hero,
.about-card,
.about-side-card,
.business-card,
.route-showcase-card,
.media-card,
.service-card,
.founder-main-card,
.contact-form,
.stats-strip article {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.92fr);
  gap: 24px;
  padding: 34px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.12), rgba(119, 230, 234, 0.08));
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.hero-copy {
  padding: 20px 10px 20px 8px;
}

.eyebrow {
  margin: 0 0 14px;
  color: #9feef1;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.hero-copy h1 {
  margin: 0;
  max-width: 660px;
  font-size: clamp(2.7rem, 5.4vw, 5rem);
  line-height: 1.02;
  letter-spacing: -0.04em;
}

.hero-text,
.section-heading p,
.about-card p,
.business-copy p,
.contact-copy p,
.bullet-list li,
.contact-list li,
.founder-desc,
.founder-role {
  line-height: 1.85;
}

.hero-text {
  margin: 22px 0 0;
  color: rgba(255, 255, 255, 0.84);
  font-size: 1.04rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 24px;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 160ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-deep) 100%);
  box-shadow: 0 12px 32px rgba(247, 147, 30, 0.3);
}

.button-secondary {
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.hero-tags span {
  padding: 10px 14px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.92);
  font-size: 0.9rem;
  background: rgba(255, 255, 255, 0.08);
}

.hero-visual {
  display: grid;
  gap: 18px;
}

.hero-brand-card,
.hero-founder-card {
  overflow: hidden;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.92);
}

.hero-brand-card img {
  width: 100%;
  height: 250px;
  object-fit: cover;
}

.hero-founder-card {
  display: grid;
  grid-template-columns: 180px 1fr;
  align-items: stretch;
}

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

.hero-founder-copy {
  padding: 24px;
  color: var(--text-dark);
}

.hero-founder-copy span {
  display: inline-block;
  margin-bottom: 8px;
  color: var(--blue-800);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero-founder-copy strong {
  display: block;
  margin-bottom: 10px;
  font-size: 2rem;
}

.hero-founder-copy p {
  margin: 0;
  color: var(--text-soft);
  line-height: 1.8;
}

.stats-strip,
.about-layout,
.business-grid,
.highlights-grid,
.moments-layout,
.moments-grid,
.services-grid,
.founder-layout,
.contact-section {
  display: grid;
  gap: 20px;
}

.stats-strip {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 28px;
}

.stats-strip article {
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.12);
  text-align: center;
}

.stats-strip strong {
  display: block;
  margin-bottom: 8px;
  font-size: 1.7rem;
}

.stats-strip span {
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.94rem;
}

.section {
  padding-top: 96px;
}

.section-heading {
  max-width: 780px;
  margin-bottom: 30px;
}

.section-heading.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-heading h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
}

.section-heading p:last-child {
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.8);
}

.about-layout {
  grid-template-columns: minmax(0, 1.1fr) minmax(300px, 0.9fr);
}

.about-card,
.about-side-card,
.business-card,
.service-card,
.founder-main-card,
.contact-form {
  padding: 30px;
  background: var(--panel);
}

.about-card p,
.business-copy p,
.bullet-list li,
.contact-copy p,
.contact-list li,
.founder-role,
.founder-desc {
  color: var(--text-soft);
}

.about-side-card h3,
.business-copy h3,
.service-card h3,
.founder-main-card h3,
.contact-copy h2 {
  color: var(--text-dark);
}

.bullet-list,
.contact-list {
  list-style: none;
  padding: 0;
  margin: 20px 0 0;
}

.bullet-list li,
.contact-list li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 10px;
}

.bullet-list li::before,
.contact-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-deep) 100%);
}

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

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

.moments-layout {
  gap: 24px;
}

.moments-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.business-card {
  overflow: hidden;
  padding: 0;
}

.route-showcase-card,
.media-card {
  overflow: hidden;
  background: var(--panel);
}

.moment-video-card {
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(260px, 0.78fr) minmax(320px, 0.72fr);
  align-items: center;
  gap: 26px;
  padding: 28px;
  border-radius: var(--radius-lg);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.moment-video-card .media-copy {
  padding: 0;
}

.moment-video-frame {
  justify-self: end;
  width: min(100%, 560px);
  overflow: hidden;
  aspect-ratio: 16 / 9;
  border-radius: 24px;
  background: #061a29;
  box-shadow: 0 18px 46px rgba(8, 38, 63, 0.18);
}

.moment-video-frame video {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  background: #061a29;
}

.route-showcase-card {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: minmax(280px, 0.9fr) minmax(0, 1.4fr);
  gap: 0;
}

.route-showcase-copy,
.media-copy {
  padding: 28px;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  color: var(--blue-800);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.section-label::before {
  content: "";
  width: 34px;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-deep) 100%);
}

.route-showcase-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  background:
    radial-gradient(circle at top left, rgba(17, 98, 143, 0.12), transparent 42%),
    linear-gradient(180deg, #f8fcff 0%, #eef8fb 100%);
}

.route-showcase-copy h3,
.media-copy h3 {
  margin: 0 0 12px;
  color: var(--text-dark);
  font-family: "Trebuchet MS", "Segoe UI", "PingFang SC", sans-serif;
  font-size: 1.85rem;
  line-height: 1.18;
}

.route-showcase-copy p,
.media-copy p {
  margin: 0;
  color: var(--text-soft);
  line-height: 1.85;
}

.route-showcase-image,
.media-photo {
  background: #f2f8fb;
}

.route-showcase-image img,
.media-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.document-photo {
  padding: 16px;
  background: linear-gradient(135deg, #f7fbfd 0%, #e7f2f6 100%);
}

.document-photo img {
  object-fit: contain;
}

.route-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.route-pills span {
  padding: 10px 14px;
  border-radius: 999px;
  color: var(--blue-900);
  font-size: 0.9rem;
  font-weight: 700;
  background: rgba(17, 98, 143, 0.1);
}

.media-card {
  display: grid;
  grid-template-rows: 240px 1fr;
}

.moment-photo-card .media-copy h3 {
  font-size: 1.18rem;
}

.business-photo img {
  width: 100%;
  height: 250px;
  object-fit: cover;
}

.business-copy {
  padding: 22px 24px 26px;
  background: var(--panel-soft);
}

.service-card h3 {
  margin-top: 0;
  margin-bottom: 14px;
}

.founder-layout {
  grid-template-columns: minmax(320px, 420px) minmax(0, 1fr);
  align-items: start;
}

.team-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
  gap: 20px;
}

.team-card {
  padding: 30px;
  border-radius: var(--radius-lg);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.featured-team-card {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 22px;
  align-items: center;
}

.team-photo {
  overflow: hidden;
  border-radius: 22px;
  background: #f5fafc;
}

.team-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.team-copy h3,
.team-card h3 {
  margin-top: 0;
  color: var(--text-dark);
}

.team-role {
  margin-top: -2px;
  margin-bottom: 10px;
  color: var(--text-soft);
  line-height: 1.8;
}

.founder-main-photo {
  overflow: hidden;
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.founder-main-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.founder-main-card h3 {
  margin: 0 0 6px;
  font-size: 2.2rem;
}

.founder-role {
  margin: 0 0 10px;
}

.founder-desc {
  margin-top: 18px;
}

.contact-section {
  grid-template-columns: minmax(0, 0.96fr) minmax(320px, 0.84fr);
  align-items: start;
}

.contact-copy {
  padding-top: 8px;
}

.contact-form {
  display: grid;
  gap: 16px;
}

.contact-form label {
  display: grid;
  gap: 8px;
  color: var(--text-dark);
  font-size: 0.94rem;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 14px;
  color: var(--text-dark);
  background: #fbfdff;
  outline: none;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  border-color: #72dfe7;
  box-shadow: 0 0 0 4px rgba(114, 223, 231, 0.16);
}

.contact-form textarea {
  resize: vertical;
  min-height: 120px;
}

.contact-modal {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: none;
  place-items: center;
  padding: 20px;
}

.contact-modal.is-open {
  display: grid;
}

.contact-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(2, 22, 38, 0.62);
  backdrop-filter: blur(8px);
}

.contact-modal__panel {
  position: relative;
  width: min(560px, 100%);
  padding: 30px;
  border-radius: 28px;
  background: #f8fcff;
  box-shadow: 0 28px 80px rgba(4, 31, 50, 0.32);
}

.contact-modal__close {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 38px;
  height: 38px;
  border: 0;
  border-radius: 50%;
  color: var(--text-dark);
  background: rgba(7, 43, 70, 0.08);
  font-size: 1.35rem;
  cursor: pointer;
}

.contact-modal__panel h3 {
  margin: 8px 0 10px;
  color: var(--text-dark);
  font-size: clamp(1.45rem, 4vw, 2rem);
}

.contact-modal__hint {
  margin: 0 0 18px;
  color: var(--text-soft);
  line-height: 1.8;
}

.contact-modal__message {
  white-space: pre-wrap;
  margin-bottom: 18px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 18px;
  color: var(--text-dark);
  background: #ffffff;
  line-height: 1.75;
}

.contact-modal__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.contact-modal__details {
  display: grid;
  gap: 6px;
  margin-top: 16px;
  color: var(--text-soft);
  font-size: 0.92rem;
}

.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  padding: 58px 0 14px;
  color: rgba(255, 255, 255, 0.76);
  font-size: 0.92rem;
}

.footer p {
  margin: 0;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.footer-contact {
  display: grid;
  gap: 6px;
  min-width: 210px;
  padding: 12px 14px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.06);
}

.footer-contact strong {
  color: #ffffff;
  font-size: 0.95rem;
}

.footer-contact a {
  color: rgba(255, 255, 255, 0.82);
}

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 460ms ease, transform 460ms ease;
}

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

@media (max-width: 1120px) {
  .hero,
  .about-layout,
  .founder-layout,
  .team-grid,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .business-grid,
  .highlights-grid,
  .moments-grid,
  .services-grid,
  .stats-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .route-showcase-card {
    grid-template-columns: 1fr;
  }

  .moment-video-card {
    grid-template-columns: 1fr;
  }

  .moment-video-frame {
    justify-self: center;
  }
}

@media (max-width: 860px) {
  .site-shell {
    width: min(calc(100vw - 22px), 100%);
  }

  .topbar {
    flex-wrap: wrap;
    border-radius: 28px;
  }

  .lang-switch {
    order: 2;
  }

  .nav-toggle {
    display: block;
    margin-left: auto;
  }

  .site-nav {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
    padding-top: 8px;
  }

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

  .stats-strip,
  .business-grid,
  .highlights-grid,
  .moments-grid,
  .services-grid,
  .team-grid,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .hero-founder-card {
    grid-template-columns: 1fr;
  }

  .featured-team-card {
    grid-template-columns: 1fr;
  }

  .media-card {
    grid-template-rows: 220px 1fr;
  }

  .moment-video-frame {
    width: 100%;
    border-radius: 20px;
  }
}

@media (max-width: 560px) {
  .site-shell {
    width: min(calc(100vw - 16px), 100%);
  }

  .topbar {
    top: 8px;
    padding: 14px 16px;
  }

  .lang-switch {
    width: 100%;
    justify-content: space-between;
  }

  .lang-button {
    flex: 1;
  }

  .hero {
    padding: 18px;
  }

  .hero-copy {
    padding: 6px 0;
  }

  .hero-copy h1 {
    font-size: clamp(2.2rem, 12vw, 3.5rem);
  }

  .hero-actions,
  .hero-tags {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .stats-strip article,
  .about-card,
  .about-side-card,
  .route-showcase-copy,
  .media-copy,
  .service-card,
  .team-card,
  .founder-main-card,
  .contact-form {
    padding: 20px;
  }

  .business-copy {
    padding: 18px 18px 22px;
  }

  .section {
    padding-top: 80px;
  }

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

  .footer-contact {
    width: 100%;
  }
}