:root {
  --ink: #161616;
  --red: #d8342c;
  --paper: #f7f7f5;
  --paper-deep: #ecece9;
  --muted: #71716e;
  --shell: min(1280px, calc(100% - 64px));
  color-scheme: light;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", Arial, sans-serif; line-height: 1.5; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
.shell { width: var(--shell); margin: 0 auto; }
.skip-link { position: fixed; top: -4rem; left: 1rem; z-index: 30; padding: .65rem 1rem; background: var(--red); color: #fff; font-weight: 700; border-radius: 5px; }
.skip-link:focus { top: 1rem; }

.site-header { position: sticky; top: 0; z-index: 20; background: rgba(247, 247, 245, .96); box-shadow: 0 4px 18px rgba(18, 18, 18, .07); }
.header-inner { min-height: 72px; display: grid; grid-template-columns: 1fr auto auto auto; align-items: center; gap: 1.35rem; }
.brand { display: inline-flex; align-items: center; gap: .7rem; width: max-content; font-weight: 900; line-height: 1.08; }
.brand-mark { width: 32px; height: 32px; display: inline-grid; place-items: center; background: var(--red); color: #fff; border-radius: 5px; font: 900 1rem Arial, sans-serif; }
.brand-name { font-size: .76rem; }
.site-nav { grid-column: 2; display: flex; gap: 1.65rem; align-items: center; font-size: .82rem; font-weight: 700; }
.site-nav a { color: #333; transition: color .18s ease; }
.site-nav a:hover, .site-nav a:focus-visible { color: var(--red); }
.header-phone { grid-column: 4; justify-self: end; display: flex; flex-direction: column; align-items: flex-end; color: var(--muted); font-size: .64rem; line-height: 1.2; }
.header-phone strong { color: var(--ink); font: 800 .85rem Arial, sans-serif; letter-spacing: .06em; }
.language-switcher { grid-column: 3; display: inline-flex; gap: 2px; padding: 3px; border-radius: 6px; background: #e5e5e2; }
.language-button { min-width: 29px; height: 25px; padding: 0 .3rem; border: 0; border-radius: 4px; background: transparent; color: #555; cursor: pointer; font: 800 .65rem Arial, sans-serif; }
.language-button.is-active { background: var(--ink); color: #fff; }
.menu-toggle { display: none; }

.hero { position: relative; min-height: 568px; color: #fff; overflow: hidden; background: #252525; }
.hero::before { content: ""; position: absolute; z-index: 1; inset: 0; background: rgba(12, 12, 12, .48); pointer-events: none; }
.hero-grid { position: relative; z-index: 2; min-height: 568px; display: grid; grid-template-columns: 1fr; align-items: center; padding: 64px 0; pointer-events: none; }
.hero-copy { width: min(100%, 530px); pointer-events: auto; }
.route-stamp, .kicker { margin: 0 0 1rem; font: 800 .65rem/1.5 Arial, sans-serif; letter-spacing: .08em; }
.route-stamp { color: #adada9; }
.kicker { color: var(--red); }
.kicker-light { color: #bdbdb9; }
.hero h1, h2, h3, p { margin-top: 0; }
.hero h1 { margin-bottom: 1.05rem; font-size: clamp(2.25rem, 3.65vw, 3.25rem); font-weight: 900; letter-spacing: 0; line-height: 1.05; }
.hero h1 span { color: var(--red); }
.hero-lede { max-width: 28rem; margin-bottom: 0; color: #f0f0ec; font-size: .88rem; line-height: 1.72; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 1.15rem; margin-top: 1.7rem; }
.button { display: inline-flex; align-items: center; justify-content: space-between; gap: 1.3rem; min-height: 48px; padding: .8rem 1rem; border-radius: 5px; font-size: .82rem; font-weight: 900; transition: background-color .2s ease, color .2s ease, transform .2s ease; }
.button-red { background: var(--red); color: #fff; }
.button-red:hover, .button-red:focus-visible { background: #fff; color: var(--ink); transform: translateY(-1px); }
.plain-link { color: #fff; font: 800 .82rem Arial, sans-serif; letter-spacing: .07em; }

.hero-carousel { position: absolute; z-index: 0; inset: 0; min-height: 100%; margin: 0; overflow: hidden; background: #282828; }
.hero-carousel::after { content: ""; position: absolute; inset: 0; z-index: 1; background: rgba(10, 10, 10, .08); pointer-events: none; }
.hero-slides, .hero-slide { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero-slide { display: block; object-fit: cover; filter: saturate(1.08) contrast(1.02) brightness(.9); opacity: 0; transform: scale(1.025); transition: opacity .65s ease, transform 5.2s ease; }
.hero-slide.is-active { opacity: 1; transform: scale(1); }
.carousel-caption { position: absolute; z-index: 2; left: max(32px, calc((100vw - 1280px) / 2)); bottom: 1.25rem; margin: 0; color: #fff; font: 800 .66rem Arial, sans-serif; letter-spacing: .06em; }
.carousel-controls { position: absolute; z-index: 3; right: max(32px, calc((100vw - 1280px) / 2)); bottom: .88rem; display: flex; gap: .3rem; padding: .3rem; border-radius: 6px; background: rgba(20, 20, 20, .68); }
.carousel-button { min-width: 28px; height: 28px; padding: 0; border: 0; border-radius: 4px; background: transparent; color: #ddd; cursor: pointer; font: 800 .62rem Arial, sans-serif; }
.carousel-button.is-active { background: var(--red); color: #fff; }

.section { padding: 98px 0; }
.split-heading { display: grid; grid-template-columns: .85fr 1.3fr .85fr; gap: 2.4rem; align-items: end; margin-bottom: 2rem; }
.split-heading h2, .timing h2, .promise h2, .collection h2, .contact h2 { margin: 0; font-size: clamp(1.9rem, 2.9vw, 3.1rem); font-weight: 900; letter-spacing: 0; line-height: 1.07; }
.split-heading > p:last-child { max-width: 22rem; margin: 0; color: var(--muted); font-size: .9rem; line-height: 1.7; }
.route-list { display: grid; gap: .75rem; }
.route-row { min-height: 104px; display: grid; grid-template-columns: 9% 1fr auto; align-items: center; gap: 1rem; padding: 1.2rem 1.5rem; border-radius: 8px; background: #fff; box-shadow: 0 8px 22px rgba(20, 20, 20, .05); transition: box-shadow .2s ease, transform .2s ease, background-color .2s ease; }
.route-row:hover { background: #f0f0ed; box-shadow: 0 12px 28px rgba(20, 20, 20, .1); transform: translateY(-2px); }
.route-index, .route-note-index, .timing-number { color: var(--red); font: 800 .68rem Arial, sans-serif; }
.route-row h3 { margin: 0 0 .32rem; font-size: clamp(1.15rem, 1.5vw, 1.55rem); line-height: 1.1; }
.route-row p { margin: 0; color: var(--muted); font-size: .84rem; }
.route-arrow { color: var(--red); font-size: 1.65rem; }
.route-notes { display: grid; grid-template-columns: repeat(3, 1fr); gap: .75rem; margin-top: .75rem; }
.route-note { display: grid; grid-template-columns: auto 1fr; column-gap: .8rem; padding: 1.25rem; border-radius: 8px; background: var(--paper-deep); }
.route-note-index { grid-row: span 2; }
.route-note strong { font-size: .9rem; }
.route-note p { grid-column: 2; margin: .22rem 0 0; color: var(--muted); font-size: .77rem; line-height: 1.6; }

.timing { background: var(--ink); color: #fff; }
.timing-top { display: grid; grid-template-columns: .85fr 1.25fr .9fr; gap: 2rem; align-items: end; }
.timing-top > p:last-child { margin: 0; color: #c9c9c4; font-size: .87rem; line-height: 1.7; }
.timing-table { display: grid; grid-template-columns: repeat(4, 1fr); gap: .8rem; margin: 3.1rem 0 0; padding: 0; list-style: none; }
.timing-table li { min-height: 196px; display: flex; flex-direction: column; align-items: flex-start; justify-content: space-between; padding: 1.3rem; border-radius: 8px; background: #242424; }
.timing-table strong { font-size: .98rem; white-space: nowrap; }
.timing-table b { color: var(--red); font: 900 clamp(2rem, 2.8vw, 3.05rem)/.9 Arial, sans-serif; letter-spacing: -.035em; white-space: nowrap; }
.timing-table em { font: 700 .72rem "Microsoft YaHei", sans-serif; font-style: normal; letter-spacing: 0; }
.timing-line { display: none; }

.promise { background: var(--red); color: #fff; padding: 90px 0; }
.promise-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 5rem; align-items: end; }
.promise .kicker { color: #fff; }
.promise h2 span { color: var(--ink); }
.promise-detail { position: relative; padding-left: 1.5rem; }
.red-dot { position: absolute; top: .45rem; left: 0; width: 9px; height: 9px; border-radius: 50%; background: var(--ink); }
.promise-detail p { max-width: 30rem; margin-bottom: 1.15rem; font-size: 1rem; line-height: 1.7; font-weight: 700; }
.promise-detail small { display: block; color: rgba(255,255,255,.85); font-size: .75rem; }

.collection-grid { display: grid; grid-template-columns: .82fr 1.18fr; gap: 5rem; align-items: center; }
.collection-copy p:last-child { max-width: 26rem; margin: 1.35rem 0 0; color: var(--muted); font-size: .92rem; line-height: 1.75; }
.city-list { display: flex; flex-wrap: wrap; gap: .7rem; align-items: flex-end; }
.city-list span { display: inline-flex; align-items: center; min-height: 72px; padding: .9rem 1.1rem; border-radius: 8px; background: #fff; box-shadow: 0 8px 22px rgba(20, 20, 20, .06); font-size: clamp(1.35rem, 2.15vw, 2.25rem); font-weight: 900; letter-spacing: -.02em; line-height: 1; }
.city-list span:nth-child(3) { background: var(--red); color: #fff; }
.city-list span:last-child { background: var(--ink); color: #fff; }

.contact { background: var(--ink); color: #fff; padding: 94px 0 0; }
.contact-top { display: flex; justify-content: space-between; align-items: end; gap: 2rem; padding-bottom: 2.8rem; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr .86fr; gap: .8rem; }
.contact-person, .contact-meta { min-height: 204px; padding: 1.5rem; border-radius: 8px; background: #242424; }
.contact-person { display: flex; flex-direction: column; align-items: flex-start; }
.contact-person span { color: #aaa9a5; font: 700 .65rem Arial, sans-serif; letter-spacing: .055em; }
.contact-person h3 { margin: 1.85rem 0 .55rem; font-size: 1.55rem; }
.contact-person a { color: var(--red); font: 800 1rem Arial, sans-serif; letter-spacing: .06em; }
.contact-person .contact-email { margin-top: .72rem; color: #fff; font-size: .8rem; letter-spacing: .02em; }
.contact-meta { display: flex; align-items: flex-end; background: #30302f; }
.contact-meta address { margin: 0; color: #d4d4cf; font-size: .84rem; font-style: normal; line-height: 1.8; }
.contact-footer { min-height: 112px; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 1rem; color: #a9a9a5; font-size: .76rem; }
.contact-footer p { margin: 0; }
.contact-footer a { color: #fff; font-weight: 700; }

.reveal { animation: entrance .65s cubic-bezier(.16, 1, .3, 1) both; }
.hero-carousel.reveal, .route-list.reveal, .timing-table.reveal, .promise-detail.reveal, .city-list.reveal { animation-delay: .1s; }
@keyframes entrance { from { opacity: .01; transform: translateY(16px); } to { opacity: 1; transform: translateY(0); } }
a:focus-visible, button:focus-visible { outline: 3px solid var(--red); outline-offset: 3px; }

@media (min-width: 901px) {
  .hero h1, .split-heading h2, .timing h2, .promise h2, .collection h2, .contact h2 { white-space: nowrap; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

@media (max-width: 900px) {
  :root { --shell: min(100% - 40px, 680px); }
  .header-inner { position: relative; min-height: 58px; display: grid; grid-template-columns: 1fr; gap: 0; }
  .header-phone { display: none; }
  .brand { position: absolute; z-index: 2; top: 12px; left: 50%; transform: translateX(-50%); }
  .language-switcher { position: absolute; z-index: 2; top: 15px; left: 40px; display: inline-flex; height: 27px; padding: 0; border-radius: 0; background: transparent; }
  .language-button { min-width: 26px; height: 27px; padding: 0; border-radius: 50%; font-size: .58rem; }
  .menu-toggle { position: absolute; z-index: 2; top: 13px; left: 0; width: 28px; height: 28px; display: grid; place-content: center; gap: 4px; padding: 0; border: 0; border-radius: 50%; background: transparent; }
  .menu-toggle span { display: block; width: 15px; height: 2px; background: var(--ink); }
  .site-nav { grid-column: 1; grid-row: 2; display: none; gap: .8rem; padding: .25rem 0 1rem; font-size: .78rem; }
  .site-nav.is-open { display: grid; }
  .hero { min-height: 520px; }
  .hero-grid { min-height: 520px; padding: 52px 0; }
  .carousel-caption { left: 20px; bottom: 1rem; }
  .carousel-controls { right: 20px; bottom: .65rem; }
  .split-heading, .timing-top, .promise-grid, .collection-grid { grid-template-columns: 1fr; gap: 1.4rem; }
  .split-heading { margin-bottom: 1.4rem; }
  .route-row { min-height: 92px; grid-template-columns: 11% 1fr auto; padding: 1rem; }
  .route-notes { grid-template-columns: 1fr; }
  .timing-table { grid-template-columns: 1fr 1fr; margin-top: 2.4rem; }
  .timing-table li { min-height: 156px; }
  .promise { padding: 74px 0; }
  .collection-grid { gap: 2.5rem; }
  .contact { padding-top: 76px; }
  .contact-top { display: block; padding-bottom: 2rem; }
  .contact-top .kicker { margin-bottom: 1rem; }
  .contact-grid { grid-template-columns: 1fr; }
  .contact-person, .contact-meta { min-height: 168px; padding: 1.35rem; }
  .contact-person h3 { margin-top: 1.25rem; }
  .contact-meta { align-items: flex-start; }
  .contact-footer { min-height: 108px; grid-template-columns: auto 1fr; }
  .contact-footer a { grid-column: 1 / -1; padding-bottom: 1.2rem; }
}

@media (max-width: 440px) {
  :root { --shell: calc(100% - 32px); }
  .brand-name { font-size: .69rem; }
  .hero h1 { font-size: clamp(2rem, 9.5vw, 2.75rem); }
  .hero-lede { font-size: .88rem; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .plain-link { text-align: center; }
  .carousel-caption { max-width: 13rem; font-size: .58rem; }
  .section { padding: 74px 0; }
  .split-heading h2, .timing h2, .promise h2, .collection h2, .contact h2 { font-size: clamp(2.05rem, 10.5vw, 2.7rem); }
  .route-row p { font-size: .75rem; }
  .timing-table li { min-height: 138px; padding: 1rem; }
  .timing-table strong { font-size: .82rem; white-space: normal; }
  .timing-table b { font-size: 2.35rem; }
  .city-list span { min-height: 64px; padding: .8rem .9rem; font-size: 1.45rem; }
  .promise-detail p { font-size: .9rem; }
}