/* Hà Nam Bus — "Bảng giờ tàu xe kiểu vé giấy". Archetype A2 Split. Dữ liệu trên trang là dữ liệu mẫu. */
:root {
  --kem: #F7F3EA; --giay: #FFFDF7; --cat: #EFE8D6; --muc: #1B1F1D; --muc-nhat: #5A5F58;
  --reu: #14342B; --reu-vua: #2F6B57; --cam: #E8590C; --cam-dam: #B8420A; --vang: #F2B84B;
  --vien: #D9D2C0; --vien-dk: #7D8377; --loi: #9F1D1D; --nen-loi: #FBE9E4; --xanh-nhat: #C9D4CC;
  --font-h: "Space Grotesk", system-ui, "Segoe UI", Arial, sans-serif;
  --font-b: "Lexend", system-ui, "Segoe UI", Arial, sans-serif;
  --le: 24px;
  --bong: 0 1px 0 #D9D2C0, 0 6px 14px rgba(27, 31, 29, .08);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: clip; scroll-padding-top: 84px; }
body { margin: 0; background: var(--kem); color: var(--muc); font: 400 17px/28px var(--font-b); overflow-x: clip; }
body.no-scroll { overflow: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--cam-dam); }
h1, h2, h3, h4 { font-family: var(--font-h); font-weight: 700; margin: 0; color: var(--reu); }
h1 { font-size: 56px; line-height: 60px; }
h2 { font-size: 36px; line-height: 40px; margin-bottom: 20px; }
h3 { font-size: 22px; line-height: 28px; }
p { margin: 0 0 12px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
:focus-visible { outline: 2px solid var(--kem); box-shadow: 0 0 0 4px var(--reu); border-radius: 2px; }
.skip { position: absolute; left: 8px; top: -60px; z-index: 100; background: var(--reu); color: var(--kem); padding: 10px 16px; border-radius: 4px; }
.skip:focus { top: 8px; }
.wrap { max-width: 1200px; margin: 0 auto; padding: 72px var(--le) 0; }

/* nút */
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 0 20px; border: 0; border-radius: 4px; font: 600 17px/1 var(--font-b); cursor: pointer; text-decoration: none; transition: background-color .16s, color .16s; }
.btn--primary, .btn--nav { background: var(--cam); color: var(--muc); }
.btn--primary:hover, .btn--nav:hover { background: var(--cam-dam); color: var(--giay); }
.btn--primary { min-height: 52px; width: 100%; }
.btn--dark { background: var(--cam-dam); color: var(--giay); margin-top: 8px; }
.btn--dark:hover { background: var(--reu); }
.btn--ghost { background: transparent; color: var(--reu); border: 1.5px solid var(--reu); }
.btn--ghost:hover { background: var(--cat); }
.btn--err { background: transparent; color: var(--loi); border: 1.5px solid var(--loi); }
.btn--off { background: var(--cat); color: var(--muc-nhat); cursor: default; margin: 4px 8px 4px 0; }

/* tem DỮ LIỆU MẪU */
.stamp { display: inline-block; transform: rotate(-4deg); background: var(--vang); color: var(--muc); font: 700 14px/20px var(--font-h); letter-spacing: .04em; padding: 2px 10px; border: 3px double var(--muc); vertical-align: middle; margin-left: 8px; }
.stamp--s { font-size: 13px; line-height: 18px; margin-left: 0; }
.stamp--hero { position: absolute; top: 20px; right: 20px; margin: 0; z-index: 2; }

/* điều hướng */
.nav { position: sticky; top: 0; z-index: 50; background: var(--kem); border-bottom: 1px solid var(--vien); }
.nav__in { max-width: 1200px; margin: 0 auto; padding: 0 var(--le); height: 72px; display: flex; align-items: center; justify-content: space-between; }
.logo { min-height: 44px; display: flex; align-items: center; gap: 10px; text-decoration: none; font: 700 22px/1 var(--font-h); color: var(--reu); }
.nav__menu { display: flex; align-items: center; gap: 32px; }
.nav__menu a:not(.btn) { color: var(--muc); text-decoration: none; font-weight: 500; font-size: 16px; padding: 10px 0; text-underline-offset: 6px; }
.nav__menu a:not(.btn):hover { text-decoration: underline 3px var(--cam-dam); }
.nav__toggle, .nav__close { display: none; }

/* HERO — A2 Split ngang 60/40 */
.hero { display: grid; grid-template-columns: 60fr 40fr; min-height: 560px; background: var(--reu); color: var(--kem); }
.hero__txt { padding: 56px 72px 72px max(var(--le), calc((100vw - 1200px) / 2 + var(--le))); position: relative; z-index: 1; min-width: 0; }
.kicker { font: 500 14px/20px var(--font-b); color: var(--xanh-nhat); margin-bottom: 12px; }
.hero h1 { color: var(--kem); max-width: 16ch; }
.hero__lead { font-size: 17px; line-height: 28px; color: var(--xanh-nhat); max-width: 46ch; margin: 16px 0 28px; }
.hero__img { position: relative; margin: 0 0 0 -72px; z-index: 2; clip-path: polygon(14% 0, 100% 0, 100% 100%, 0 100%); min-height: 560px; background: var(--cat); }
.hero__img img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.85) sepia(.12); position: absolute; inset: 0; }
.hero__img::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(20, 52, 43, .18), transparent 40%); }
.hero__img figcaption, .img32 figcaption, .rcard__img figcaption { font: 500 14px/20px var(--font-b); color: var(--muc-nhat); }
.hero__img figcaption { position: absolute; left: 22%; top: 20px; z-index: 2; color: var(--kem); background: rgba(20, 52, 43, .85); padding: 2px 10px; }

/* tấm vé tìm chuyến */
.ticket { position: relative; background: var(--giay); color: var(--muc); border-radius: 6px; padding: 24px; box-shadow: var(--bong); margin-bottom: 8px; }
.ticket::after { content: ""; position: absolute; left: 0; right: 0; bottom: -9px; height: 10px; background: linear-gradient(135deg, var(--giay) 25%, transparent 25%) -5px 0, linear-gradient(225deg, var(--giay) 25%, transparent 25%) -5px 0; background-size: 10px 10px; }
.ticket__grid { display: grid; grid-template-columns: 1fr 44px 1fr; gap: 16px 12px; align-items: end; }
.ticket__go { grid-column: 1 / -1; }
.ticket__grid > .field:nth-of-type(3) { grid-column: 1; }
.ticket__grid > .field:nth-of-type(4) { grid-column: 2 / 4; }
.field { min-width: 0; }
.field label { display: block; font: 500 14px/20px var(--font-b); color: var(--muc-nhat); margin-bottom: 4px; }
.field select, .field input { width: 100%; height: 52px; border: 1.5px solid var(--vien-dk); border-radius: 4px; background: var(--giay); color: var(--muc); font: 400 16px/24px var(--font-b); padding: 0 12px; }
.field select:focus, .field input:focus { border-color: var(--reu); outline: none; box-shadow: 0 0 0 4px rgba(47, 107, 87, .35); }
.field__err { margin: 4px 0 0; font: 500 14px/20px var(--font-b); color: var(--loi); }
.swap { height: 52px; width: 44px; min-width: 44px; border: 1.5px solid var(--reu); background: transparent; color: var(--reu); border-radius: 4px; font-size: 20px; cursor: pointer; }
.swap:hover { background: var(--cat); }
.field--filter { max-width: 520px; margin-bottom: 28px; }

/* kết quả */
.results h2 { margin-bottom: 4px; }
.results__count { font: 500 14px/20px var(--font-b); color: var(--muc-nhat); margin-bottom: 20px; }
.note { font: 400 14px/20px var(--font-b); color: var(--muc-nhat); margin-top: 16px; }
.trips { list-style: none; margin: 0; padding: 0; }
.trip { background: var(--giay); border: 1px solid var(--vien); margin-bottom: 8px; border-radius: 6px; position: relative; }
.trip--alt { background: var(--cat); }
.trip--past { opacity: .6; }
.trip__btn { all: unset; box-sizing: border-box; display: grid; grid-template-columns: 96px 1fr auto; align-items: center; width: 100%; cursor: pointer; position: relative; min-height: 76px; }
.trip__btn:focus-visible { outline: 2px solid var(--kem); box-shadow: 0 0 0 4px var(--reu); }
.trip__no { align-self: stretch; display: flex; align-items: center; justify-content: center; background: var(--reu); color: var(--cam); font: 700 40px/1 var(--font-h); border-radius: 6px 0 0 6px; border-right: 1.5px dashed var(--vien-dk); }
.trip__main { padding: 12px 16px; display: flex; flex-direction: column; min-width: 0; }
.trip__time { font: 700 28px/32px var(--font-h); font-variant-numeric: tabular-nums; color: var(--reu); }
.trip__dur { font-size: 14px; line-height: 20px; color: var(--muc-nhat); }
.trip__side { padding: 12px 56px 12px 8px; display: flex; flex-direction: column; align-items: flex-end; gap: 4px; }
.trip__fare { font: 700 18px/26px var(--font-h); color: var(--cam-dam); font-variant-numeric: tabular-nums; }
.tag { font: 600 13px/18px var(--font-b); padding: 1px 8px; border-radius: 3px; background: var(--cat); color: var(--muc); border: 1px solid var(--vien-dk); }
.tag--next { background: var(--vang); border-color: var(--muc); }
.punch { position: absolute; right: 14px; top: 50%; width: 28px; height: 28px; margin-top: -14px; border-radius: 50%; background: var(--reu); color: var(--kem); font: 700 15px/28px var(--font-b); text-align: center; opacity: 0; transform: scale(.6); transition: opacity .16s, transform .16s; }
.trip__btn:hover .punch, .trip--open .punch { opacity: 1; transform: scale(1); }
.trip__panel { padding: 8px 20px 20px 116px; border-top: 1px dashed var(--vien-dk); }
.trip__ptitle { font: 500 14px/20px var(--font-b); color: var(--muc-nhat); margin: 8px 0; }
.stops { list-style: none; margin: 0; padding: 0 0 0 20px; border-left: 2px solid var(--reu); }
.stops li { position: relative; display: flex; gap: 16px; padding: 4px 0; }
.stops li::before { content: ""; position: absolute; left: -26px; top: 12px; width: 10px; height: 10px; border-radius: 50%; background: var(--reu); }
.stops__t { font: 700 16px/24px var(--font-h); font-variant-numeric: tabular-nums; min-width: 52px; }
.empty { border: 2px dashed var(--vien-dk); background: var(--giay); border-radius: 6px; padding: 32px 24px; text-align: center; }
.empty svg { margin: 0 auto 8px; }
.empty p { color: var(--muc-nhat); }
.alert { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; background: var(--nen-loi); border-left: 4px solid var(--loi); color: var(--loi); padding: 16px 20px; }
.alert p { margin: 0; flex: 1 1 240px; }
.alert__ico { font-size: 22px; }
.skeleton { height: 76px; background: var(--cat); margin-bottom: 8px; border-radius: 6px; animation: pulse 1.2s ease-in-out infinite alternate; }
@keyframes pulse { from { opacity: .5; } to { opacity: 1; } }

/* con số */
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0 24px; }
.stat { background: var(--giay); border: 1px solid var(--vien); border-radius: 6px; padding: 20px 24px; }
.stat__n { display: block; font: 700 64px/68px var(--font-h); color: var(--reu); font-variant-numeric: tabular-nums; }
.stat:nth-child(3) .stat__n { font-size: 44px; line-height: 68px; white-space: nowrap; }
.stat__l { font: 500 14px/20px var(--font-b); color: var(--muc-nhat); }
.stats__note { grid-column: 1 / -1; font: 400 14px/20px var(--font-b); color: var(--muc-nhat); margin-top: 12px; }

/* thẻ tuyến */
.routes { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.rcard { position: relative; display: grid; grid-template-columns: 40% 1fr; background: var(--giay); border-radius: 6px; box-shadow: var(--bong); overflow: hidden; padding-bottom: 8px; }
.rcard::before, .rcard__stub::after { content: ""; position: absolute; left: calc(40% - 10px); width: 20px; height: 20px; border-radius: 50%; background: var(--kem); z-index: 1; }
.rcard::before { top: -10px; }
.rcard__stub::after { bottom: -10px; left: -10px; }
.rcard__stub { position: relative; background: var(--reu); border-right: 1.5px dashed var(--vien-dk); display: flex; align-items: center; justify-content: center; min-height: 160px; overflow: hidden; }
.rcard__no { font: 700 clamp(72px, 10vw, 120px)/1 var(--font-h); letter-spacing: -.04em; color: var(--cam); }
.rcard__body { padding: 20px 20px 16px; min-width: 0; }
.rcard__body::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 8px; background: linear-gradient(135deg, var(--kem) 25%, transparent 25%) -4px 0, linear-gradient(225deg, var(--kem) 25%, transparent 25%) -4px 0; background-size: 8px 8px; }
.rcard__img { margin: 0 0 12px; }
.rcard__img img { aspect-ratio: 3 / 2; object-fit: cover; width: 100%; filter: saturate(.85) sepia(.12); border-radius: 4px; }
.rcard__ab { font-weight: 600; margin-bottom: 4px; }
.rcard__mid, .rcard__meta { font-size: 14px; line-height: 20px; color: var(--muc-nhat); margin-bottom: 4px; }
.empty-filter { color: var(--muc-nhat); }
.h3--sec { margin: 56px 0 16px; }
.services { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.services li { background: var(--cat); padding: 20px; border-radius: 6px; }
.services h4 { font-size: 20px; line-height: 26px; margin: 8px 0 4px; }
.services p { font-size: 15px; line-height: 24px; margin: 0; color: var(--muc-nhat); }

/* bảng giá */
.price table { width: 100%; border-collapse: collapse; background: var(--giay); border: 1px solid var(--vien); }
.price th { font: 600 15px/22px var(--font-h); background: var(--reu); color: var(--kem); text-align: left; padding: 12px 16px; }
.price td { padding: 12px 16px; border-top: 1px solid var(--vien); }
.price tbody tr:nth-child(even) { background: var(--cat); }
.price .num { text-align: right; font-family: var(--font-h); font-variant-numeric: tabular-nums; }
.price td.num { font-weight: 700; font-size: 18px; color: var(--cam-dam); }
.chip { display: inline-block; font: 700 15px/22px var(--font-h); color: var(--cam-dam); border: 1.5px solid var(--cam-dam); border-radius: 4px; padding: 0 8px; }

/* giới thiệu */
.about__top { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.h1like { font-size: 44px; line-height: 50px; }
.img32 { margin: 0; }
.img32 img { aspect-ratio: 3 / 2; object-fit: cover; width: 100%; border-radius: 4px; filter: saturate(.85) sepia(.12); }
.timeline { list-style: none; margin: 0; padding: 0; position: relative; }
.timeline::before { content: ""; position: absolute; top: 0; bottom: 0; left: 50%; border-left: 2px dashed var(--vien-dk); }
.timeline li { position: relative; width: 50%; padding: 0 40px 28px 0; text-align: right; }
.timeline li:nth-child(even) { margin-left: 50%; padding: 0 0 28px 40px; text-align: left; }
.year { display: inline-block; font: 700 32px/40px var(--font-h); color: var(--reu); background: var(--giay); border: 1.5px solid var(--muc); border-radius: 4px; padding: 0 14px; margin-bottom: 8px; }
.pledge { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; background: var(--cat); padding: 24px; border-radius: 6px; }
.pledge strong { display: block; font: 700 20px/26px var(--font-h); color: var(--reu); }

/* liên hệ */
.contact { background: var(--reu); color: var(--kem); margin-top: 88px; padding: 56px 0; }
.contact__in { max-width: 1200px; margin: 0 auto; padding: 0 var(--le); display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.contact h2 { color: var(--kem); margin-bottom: 8px; }
.contact dl { margin: 16px 0; display: grid; grid-template-columns: 130px 1fr; gap: 4px 12px; }
.contact dt { color: var(--xanh-nhat); }
.contact dd { margin: 0; }
.contact a:not(.btn) { color: var(--kem); }
.contact__small { font-size: 14px; line-height: 20px; color: var(--xanh-nhat); }
.contact figcaption { color: var(--xanh-nhat); }

/* chân trang */
.foot { background: var(--reu); color: var(--xanh-nhat); position: relative; margin-top: 0; padding-top: 28px; }
.foot__tear { position: absolute; top: -10px; left: 0; right: 0; height: 10px; background: linear-gradient(135deg, var(--reu) 25%, transparent 25%) -5px 0, linear-gradient(225deg, var(--reu) 25%, transparent 25%) -5px 0; background-size: 10px 10px; }
.foot__in { max-width: 1200px; margin: 0 auto; padding: 16px var(--le); display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 32px; }
.foot__logo { font: 700 22px/28px var(--font-h); color: var(--kem); }
.foot nav { display: flex; flex-direction: column; }
.foot nav a { color: var(--kem); min-height: 44px; display: flex; align-items: center; text-decoration: none; }
.foot nav a:hover { text-decoration: underline; }
.foot__copy { max-width: 1200px; margin: 0 auto; padding: 16px var(--le) 28px; font-size: 14px; line-height: 20px; border-top: 1px solid rgba(201, 212, 204, .25); }

/* 900–1199 */
@media (max-width: 1199px) {
  .hero { grid-template-columns: 55fr 45fr; }
  .hero__txt { padding-right: 88px; }
}
/* < 900: hero dọc, menu di động */
@media (max-width: 899px) {
  html { scroll-padding-top: 72px; }
  .nav__in { height: 60px; }
  .nav__toggle { display: inline-flex; align-items: center; justify-content: center; min-width: 44px; min-height: 44px; padding: 0 16px; background: transparent; border: 1.5px solid var(--reu); color: var(--reu); font: 600 16px var(--font-b); border-radius: 4px; cursor: pointer; }
  .nav__menu { display: none; }
  .nav__menu.is-open { display: flex; position: fixed; inset: 0; z-index: 60; background: var(--reu); flex-direction: column; align-items: stretch; justify-content: flex-start; gap: 0; padding: 72px 24px 24px; overflow-y: auto; }
  .nav__menu a:not(.btn) { color: var(--kem); font-size: 22px; line-height: 56px; height: 56px; padding: 0; text-decoration: none; border-bottom: 1px solid rgba(201, 212, 204, .25); }
  .nav__menu .btn--nav { margin-top: 20px; min-height: 52px; }
  .nav__close { display: inline-flex; align-items: center; justify-content: center; position: absolute; top: 8px; right: 16px; min-height: 44px; min-width: 44px; padding: 0 16px; border: 1.5px solid var(--kem); background: transparent; color: var(--kem); border-radius: 4px; font: 600 16px var(--font-b); cursor: pointer; }
  .nav__menu :focus-visible { outline-color: var(--reu); box-shadow: 0 0 0 4px var(--vang); }

  .hero { display: flex; flex-direction: column; min-height: 0; }
  .hero__img { order: -1; margin: 0; height: 200px; min-height: 200px; clip-path: polygon(0 0, 100% 0, 100% 100%, 0 calc(100% - 28px)); }
  .hero__img img { object-position: 50% 80%; }
  .hero__img figcaption { left: 16px; top: auto; bottom: 34px; }
  .hero__txt { padding: 28px var(--le) 56px; }
  .hero h1 { font-size: 36px; line-height: 40px; }
  .ticket__grid { grid-template-columns: 1fr; }
  .swap { width: 100%; height: 44px; }
  .ticket__grid > .field:nth-of-type(3), .ticket__grid > .field:nth-of-type(4) { grid-column: 1; }
  .routes { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr; gap: 12px; }
  .services, .pledge { grid-template-columns: 1fr; }
  .about__top, .contact__in { grid-template-columns: 1fr; }
  .foot__in { grid-template-columns: 1fr; }
  .foot nav a { min-height: 44px; display: flex; align-items: center; padding: 0; }
}
@media (max-width: 899px) and (min-width: 640px) {
  .routes { grid-template-columns: 1fr 1fr; gap: 16px; }
  .rcard { grid-template-columns: 1fr; }
}
@media (max-width: 639px) {
  :root { --le: 16px; }
  .wrap { padding-top: 48px; }
  h2 { font-size: 26px; line-height: 32px; }
  h3 { font-size: 20px; line-height: 26px; }
  body { font-size: 16px; line-height: 26px; }
  .h1like { font-size: 32px; line-height: 38px; }
  .ticket { padding: 16px; }
  .hero__lead { display: none; }
  .hero h1 { margin-bottom: 20px; }
  .ticket__grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .ticket__grid > .field:nth-of-type(1), .ticket__grid > .field:nth-of-type(2), .swap, .ticket__go { grid-column: 1 / -1; }
  .ticket__grid > .field:nth-of-type(3) { grid-column: 1; }
  .ticket__grid > .field:nth-of-type(4) { grid-column: 2; }
  .field select, .field input { height: 48px; }
  .ticket__go { min-height: 52px; }
  .field label { margin-bottom: 2px; }
  .hero__txt { padding-top: 20px; padding-bottom: 40px; }
  .rcard { grid-template-columns: 1fr; }
  .rcard__stub { min-height: 96px; border-right: 0; border-bottom: 1.5px dashed var(--vien-dk); }
  .rcard__no { font-size: clamp(72px, 22vw, 88px); }
  .rcard::before { left: -10px; top: 86px; }
  .rcard__stub::after { left: auto; right: -10px; bottom: -10px; }
  .trip__btn { grid-template-columns: 64px 1fr; }
  .trip__no { font-size: 26px; }
  .trip__side { grid-column: 2; align-items: flex-start; flex-direction: row; align-items: center; flex-wrap: wrap; padding: 0 56px 12px 16px; gap: 8px; }
  .trip__time { font-size: 24px; }
  .trip__panel { padding: 8px 16px 16px 24px; }
  .timeline::before { left: 8px; }
  .timeline li, .timeline li:nth-child(even) { width: 100%; margin-left: 0; padding: 0 0 24px 32px; text-align: left; }
  .contact dl { grid-template-columns: 1fr; }
  .stat__n { font-size: 52px; line-height: 56px; }
  /* bảng giá thành thẻ vé, không cuộn ngang */
  .price table, .price tbody, .price tr, .price td { display: block; }
  .price thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
  .price tr { margin-bottom: 12px; border: 1px solid var(--vien); border-left: 6px solid var(--reu); background: var(--giay); border-radius: 6px; padding: 8px 0; }
  .price tbody tr:nth-child(even) { background: var(--giay); }
  .price td { border: 0; padding: 4px 16px; display: flex; justify-content: space-between; gap: 12px; text-align: right; }
  .price td::before { content: attr(data-label); font: 500 14px/24px var(--font-b); color: var(--muc-nhat); text-align: left; flex: none; }
  .price table { border: 0; background: transparent; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}