:root {
  --storm: #0e2a2d;
  --storm-2: #163b3d;
  --storm-3: #245558;
  --river: #68c9c2;
  --river-pale: #d9f1ed;
  --fog: #edf2ee;
  --paper: #f7f4ec;
  --white: #fffef9;
  --ink: #16221f;
  --muted: #68746f;
  --coral: #f36b4f;
  --coral-pale: #ffe0d8;
  --amber: #f2b544;
  --amber-pale: #fff0c8;
  --blue: #2f82a0;
  --line: rgba(22, 34, 31, .15);
  --shadow: 0 22px 60px rgba(14, 42, 45, .12);
  --shell: min(1200px, calc(100% - 40px));
  --body: "Microsoft YaHei UI", "PingFang SC", "Noto Sans CJK SC", sans-serif;
  --mono: "Cascadia Mono", "SFMono-Regular", Consolas, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 86px; }
body { margin: 0; overflow-x: hidden; color: var(--ink); background: var(--paper); font-family: var(--body); font-size: 16px; line-height: 1.72; -webkit-font-smoothing: antialiased; }
img { display: block; max-width: 100%; }
button, input { font: inherit; }
button, a { color: inherit; }
a { text-underline-offset: 3px; }
h1, h2, h3, p { overflow-wrap: anywhere; }
button { cursor: pointer; }
.shell { width: var(--shell); margin-inline: auto; }
.skip-link { position: fixed; z-index: 999; top: 10px; left: 10px; padding: 10px 14px; color: var(--white); background: var(--coral); transform: translateY(-150%); }
.skip-link:focus { transform: translateY(0); }
:focus-visible { outline: 3px solid var(--amber); outline-offset: 4px; }

.topbar { position: fixed; z-index: 100; inset: 0 0 auto; height: 70px; padding-inline: max(20px, calc((100vw - 1200px) / 2)); display: flex; align-items: center; gap: 30px; color: var(--white); background: rgba(14, 42, 45, .94); border-bottom: 1px solid rgba(255, 255, 255, .13); backdrop-filter: blur(14px); }
.brand { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; font-weight: 800; white-space: nowrap; letter-spacing: .02em; }
.brand-mark { width: 34px; aspect-ratio: 1; display: grid; place-items: center; color: var(--storm); background: var(--river); border: 2px solid rgba(255, 255, 255, .45); border-radius: 50%; font-family: var(--mono); }
.topbar nav { margin-left: auto; display: flex; gap: 25px; }
.topbar nav a { color: rgba(255, 255, 255, .76); text-decoration: none; font-size: 14px; }
.topbar nav a:hover { color: var(--white); }
.utility-button, .primary-button, .ghost-button, .filter-button, .day-filter { min-height: 42px; border: 1px solid transparent; font-weight: 750; transition: transform .18s ease, background .18s ease, border-color .18s ease; }
.utility-button:hover, .primary-button:hover, .ghost-button:hover { transform: translateY(-2px); }
.utility-button { padding: 9px 15px; color: var(--white); background: transparent; border-color: rgba(255, 255, 255, .3); }

.hero { position: relative; min-height: 900px; padding: 144px 0 36px; overflow: hidden; color: var(--white); background: var(--storm); border-bottom: 10px solid var(--river); }
.contours { position: absolute; width: 1000px; height: 1000px; top: -380px; right: -260px; opacity: .14; border: 1px solid var(--river); border-radius: 43% 57% 52% 48%; transform: rotate(18deg); }
.contours::before, .contours::after { content: ""; position: absolute; border: 1px solid var(--river); border-radius: 48% 52% 39% 61%; }
.contours::before { inset: 70px; transform: rotate(16deg); }
.contours::after { inset: 145px; transform: rotate(-19deg); }
.hero-grid { position: relative; display: grid; grid-template-columns: minmax(0, 1.18fr) minmax(340px, .7fr); gap: clamp(48px, 7vw, 110px); align-items: center; }
.eyebrow { margin: 0 0 15px; color: var(--river); font-family: var(--mono); font-size: 13px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.eyebrow.ink { color: var(--storm-3); }
.eyebrow.light { color: var(--river); }
h1 { max-width: 800px; margin: 0; font-size: clamp(53px, 7vw, 94px); line-height: 1.02; letter-spacing: -.065em; font-weight: 900; }
h1 span { display: inline-block; color: var(--river); font-size: .68em; white-space: nowrap; }
.hero-intro { max-width: 700px; margin: 28px 0 0; color: rgba(255, 255, 255, .78); font-size: clamp(17px, 1.7vw, 21px); line-height: 1.8; }
.hero-facts { margin-top: 44px; padding-block: 20px; display: grid; grid-template-columns: repeat(4, 1fr); border-block: 1px solid rgba(255, 255, 255, .16); }
.hero-facts div { padding-inline: 18px; border-right: 1px solid rgba(255, 255, 255, .13); }
.hero-facts div:first-child { padding-left: 0; }
.hero-facts div:last-child { border: 0; }
.hero-facts strong { display: block; color: var(--white); font-family: var(--mono); font-size: clamp(24px, 3vw, 36px); line-height: 1.1; }
.hero-facts span { display: block; margin-top: 8px; color: rgba(255, 255, 255, .58); font-size: 12px; }
.hero-actions { margin-top: 34px; display: flex; gap: 12px; flex-wrap: wrap; }
.primary-button, .ghost-button { display: inline-flex; align-items: center; justify-content: center; min-height: 52px; padding: 12px 20px; text-decoration: none; }
.primary-button { color: var(--storm); background: var(--river); border-color: var(--river); }
.ghost-button { color: var(--white); background: transparent; border-color: rgba(255, 255, 255, .32); }
.summit-card { align-self: stretch; max-height: 670px; display: grid; grid-template-rows: minmax(280px, 1fr) auto; background: var(--fog); color: var(--ink); box-shadow: 18px 18px 0 rgba(104, 201, 194, .22); transform: rotate(1.1deg); }
.summit-card figure { position: relative; min-height: 0; margin: 0; overflow: hidden; background: #08191a; }
.summit-card img { width: 100%; height: 100%; object-fit: cover; object-position: center 52%; }
.summit-card figcaption { position: absolute; left: 0; bottom: 0; padding: 8px 12px; color: var(--white); background: var(--storm); font-family: var(--mono); font-size: 11px; }
.summit-copy { padding: 28px 30px 30px; }
.signal { display: inline-block; padding: 5px 9px; font-family: var(--mono); font-size: 11px; font-weight: 800; }
.signal-coral { color: #6c1907; background: var(--coral-pale); }
.summit-copy h2 { margin: 15px 0 9px; font-size: 28px; line-height: 1.25; }
.summit-copy p { margin: 0; color: var(--muted); font-size: 14px; }
.summit-copy dl { margin: 22px 0 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.summit-copy dl div { padding-top: 11px; border-top: 2px solid var(--ink); }
.summit-copy dt { color: var(--muted); font-size: 11px; }
.summit-copy dd { margin: 4px 0 0; font-size: 12px; font-weight: 800; }
.hero-footer { position: relative; margin-top: 76px; padding-top: 20px; display: flex; justify-content: space-between; gap: 30px; color: rgba(255, 255, 255, .48); border-top: 1px solid rgba(255, 255, 255, .12); font-family: var(--mono); font-size: 11px; }

.section-heading { margin-bottom: 38px; }
.section-heading h2, .method-grid h2, .route-copy h2, .cut-grid h2, .prep-intro h2, .sources-grid h2 { margin: 0; font-size: clamp(35px, 4.4vw, 58px); line-height: 1.13; letter-spacing: -.045em; }
.split-heading, .heading-with-tools { display: flex; align-items: end; justify-content: space-between; gap: 48px; }
.heading-note { max-width: 430px; margin: 0; color: var(--muted); font-size: 13px; }
.alert-board { padding-block: 110px; }
.alert-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.alert-card { min-height: 340px; padding: 24px; display: flex; flex-direction: column; border: 1px solid var(--line); box-shadow: 0 0 0 transparent; transition: transform .2s ease, box-shadow .2s ease; }
.alert-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.alert-card h3 { margin: 47px 0 15px; font-size: 25px; line-height: 1.3; letter-spacing: -.025em; }
.alert-card p { margin: 0; color: rgba(22, 34, 31, .75); font-size: 14px; }
.alert-card strong { margin-top: auto; padding-top: 24px; font-size: 13px; border-top: 1px solid currentColor; }
.alert-no { font-family: var(--mono); font-size: 11px; font-weight: 800; letter-spacing: .08em; }
.alert-red { background: var(--coral-pale); border-color: #f4aa99; }
.alert-amber { background: var(--amber-pale); border-color: #e7c776; }
.alert-blue { background: var(--river-pale); border-color: #91d5cf; }
.alert-black { color: var(--white); background: var(--storm); border-color: var(--storm); }
.alert-black p { color: rgba(255, 255, 255, .68); }

.method-section { padding-block: 95px; color: var(--white); background: var(--storm-2); border-block: 1px solid rgba(255, 255, 255, .1); }
.method-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(50px, 9vw, 130px); }
.method-grid > div:first-child > p:last-child { max-width: 520px; color: rgba(255, 255, 255, .62); }
.method-list { display: grid; }
.method-list a { padding: 19px 0; display: flex; justify-content: space-between; gap: 20px; color: var(--white); text-decoration: none; border-bottom: 1px solid rgba(255, 255, 255, .14); }
.method-list a:first-child { border-top: 1px solid rgba(255, 255, 255, .14); }
.method-list span { color: var(--river); font-family: var(--mono); font-size: 13px; }
.method-list strong { text-align: right; }
.method-list a:hover strong { color: var(--amber); }

.reality { padding-block: 120px; }
.view-tools { display: flex; flex-wrap: wrap; gap: 7px; }
.filter-button, .day-filter { min-height: 38px; padding: 8px 13px; color: var(--storm); background: transparent; border-color: var(--line); }
.filter-button.is-active, .day-filter.is-active { color: var(--white); background: var(--storm); border-color: var(--storm); }
.reality-table { border-top: 3px solid var(--ink); }
.reality-row { padding: 19px 12px; display: grid; grid-template-columns: 1fr .9fr .9fr 1.55fr 1.4fr; gap: 18px; align-items: center; border-bottom: 1px solid var(--line); }
.reality-row[hidden] { display: none; }
.reality-row strong { font-size: 16px; }
.reality-row p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.6; }
.reality-row p b { color: var(--ink); }
.reality-row > span[role="cell"] { min-width: 0; display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 8px; }
.reality-row em { color: var(--muted); font-family: var(--mono); font-size: 11px; font-style: normal; }
.table-head { min-height: 48px; color: var(--muted); font-family: var(--mono); font-size: 11px; font-weight: 700; text-transform: uppercase; }
.meter { position: relative; height: 6px; display: block; background: rgba(22, 34, 31, .1); overflow: hidden; }
.meter b { position: absolute; inset: 0 auto 0 0; width: var(--meter-width); background: var(--meter-color); }
.crowd-5 { --meter-width: 100%; --meter-color: var(--coral); }.crowd-4 { --meter-width: 80%; --meter-color: var(--coral); }.crowd-3 { --meter-width: 60%; --meter-color: var(--amber); }.crowd-2 { --meter-width: 40%; --meter-color: var(--river); }
.comfort-1 { --meter-width: 20%; --meter-color: var(--coral); }.comfort-2 { --meter-width: 45%; --meter-color: var(--amber); }.comfort-3 { --meter-width: 60%; --meter-color: var(--amber); }.comfort-4 { --meter-width: 82%; --meter-color: #3ea387; }
.table-note { margin: 14px 0 0; color: var(--muted); font-size: 12px; }

.route-section { padding-block: 110px; color: var(--white); background: var(--storm); overflow: hidden; }
.route-grid { display: grid; grid-template-columns: .82fr 1.18fr; gap: clamp(40px, 7vw, 95px); align-items: center; }
.route-copy > p:not(.eyebrow) { max-width: 540px; color: rgba(255, 255, 255, .65); }
.route-facts { margin: 40px 0 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.route-facts div { padding-top: 15px; border-top: 2px solid var(--river); }
.route-facts dt { color: rgba(255, 255, 255, .45); font-size: 11px; }
.route-facts dd { margin: 5px 0 0; font-size: 13px; font-weight: 750; }
.route-warning { margin-top: 38px; padding: 18px 20px; color: var(--ink); background: var(--amber-pale); border-left: 6px solid var(--amber); }
.route-warning p { margin: 5px 0 0; font-size: 13px; }
.route-map { min-width: 0; }
.route-map svg { width: 100%; height: auto; }
.map-contour { fill: none; stroke: rgba(104, 201, 194, .14); stroke-width: 1.2; }
.c2 { stroke: rgba(104, 201, 194, .09); }.c3 { stroke: rgba(242, 181, 68, .12); }
.route-line { fill: none; stroke: url(#lineGradient); stroke-width: 8; stroke-linecap: round; stroke-dasharray: 3 18; }
.route-node { fill: var(--storm); stroke: var(--river); stroke-width: 6; }
.route-node.summit { fill: var(--coral); stroke: var(--white); }
.map-label text { fill: var(--white); font-family: var(--body); font-size: 14px; font-weight: 800; }
.map-label text + text { fill: rgba(255, 255, 255, .48); font-family: var(--mono); font-size: 10px; font-weight: 400; }
.map-label.left { text-anchor: end; }
.map-legend { padding-top: 14px; display: flex; justify-content: flex-end; gap: 22px; color: rgba(255, 255, 255, .55); border-top: 1px solid rgba(255, 255, 255, .1); font-size: 11px; }
.legend-dot { width: 8px; height: 8px; display: inline-block; margin-right: 6px; border-radius: 50%; }.cyan { background: var(--river); }.amber { background: var(--amber); }.coral { background: var(--coral); }

.itinerary { padding-block: 120px; }
.day-tools { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; justify-content: flex-end; }
.dark-button { color: var(--ink); border-color: var(--ink); }
.day-list { min-width: 0; display: grid; gap: 18px; }
.day-card { position: relative; min-width: 0; width: 100%; display: grid; grid-template-columns: 122px minmax(0, 1fr); background: var(--white); border: 1px solid var(--line); box-shadow: 0 8px 0 rgba(22, 34, 31, .04); }
.day-card[hidden] { display: none; }
.day-stamp { padding: 25px 17px; display: flex; flex-direction: column; align-items: center; color: var(--white); background: var(--storm); border-right: 1px solid var(--line); }
.day-stamp span { font-family: var(--mono); font-size: 32px; font-weight: 800; line-height: 1; }
.day-stamp small { margin-top: 10px; color: rgba(255, 255, 255, .56); writing-mode: vertical-rl; letter-spacing: .13em; }
.mountain-day .day-stamp { background: var(--storm-3); }
.danger-day .day-stamp { background: var(--coral); }
.day-body { min-width: 0; overflow: hidden; padding: 29px 32px 32px; }
.day-title { display: flex; align-items: start; justify-content: space-between; gap: 20px; }
.day-title p { margin: 0 0 5px; color: var(--muted); font-family: var(--mono); font-size: 11px; font-weight: 700; }
.day-title h3 { margin: 0; font-size: clamp(24px, 3vw, 36px); line-height: 1.22; letter-spacing: -.035em; }
.comfort { flex: none; padding: 7px 10px; font-family: var(--mono); font-size: 11px; font-weight: 800; }
.comfort.good { color: #0f5c4b; background: #cef0e2; }.comfort.medium { color: #7c4b00; background: var(--amber-pale); }
.timeline { width: 100%; max-width: 100%; margin-top: 22px; display: flex; gap: 0; overflow-x: auto; scrollbar-width: thin; }
.timeline span { position: relative; min-width: 150px; padding: 15px 18px 13px; color: var(--muted); border-block: 1px solid var(--line); border-right: 1px solid var(--line); font-size: 11px; white-space: nowrap; }
.timeline span:first-child { border-left: 1px solid var(--line); }
.timeline b { display: block; margin-bottom: 3px; color: var(--ink); font-family: var(--mono); font-size: 12px; }
.day-summary { max-width: 980px; margin: 24px 0 0; color: #3b4844; }
.truth-grid { margin-top: 22px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 9px; }
.truth-grid p { margin: 0; padding: 14px 15px; font-size: 12px; line-height: 1.65; border-top: 3px solid currentColor; }
.truth-grid b { display: block; margin-bottom: 3px; font-family: var(--mono); font-size: 11px; }
.truth-grid .pit { color: #7b2f1f; background: var(--coral-pale); }.truth-grid .exit { color: #7b5200; background: var(--amber-pale); }.truth-grid .backup { color: #185f61; background: var(--river-pale); }
.day-card details { margin-top: 20px; padding: 14px 16px; background: var(--fog); }
.day-card summary { cursor: pointer; font-weight: 800; }
.day-card details p { margin: 10px 0 0; color: var(--muted); font-size: 13px; }
.day-photo { position: relative; margin: 24px 0 0; overflow: hidden; max-height: 310px; }
.day-photo img { width: 100%; height: 310px; object-fit: cover; }
.day-photo figcaption { position: absolute; left: 0; bottom: 0; padding: 9px 12px; color: var(--white); background: var(--storm); font-family: var(--mono); font-size: 10px; }

.cut-list { padding-block: 105px; color: var(--white); background: var(--storm-2); }
.cut-grid { display: grid; grid-template-columns: .55fr 1.45fr; gap: 80px; }
.cut-items { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 30px; }
.cut-items article { padding: 22px 0; border-top: 1px solid rgba(255, 255, 255, .14); }
.cut-items span { color: var(--coral); font-family: var(--mono); font-size: 11px; font-weight: 800; }
.cut-items h3 { margin: 7px 0 5px; font-size: 19px; }
.cut-items p { margin: 0; color: rgba(255, 255, 255, .55); font-size: 13px; }

.budget { padding-block: 120px; }
.budget-layout { display: grid; grid-template-columns: .55fr 1.45fr; border: 1px solid var(--line); background: var(--white); }
.budget-total { padding: 40px; color: var(--white); background: var(--coral); }
.budget-total > span { font-family: var(--mono); font-size: 12px; }
.budget-total strong { margin-top: 55px; display: block; font-family: var(--mono); font-size: clamp(30px, 4vw, 50px); line-height: 1.12; letter-spacing: -.055em; }
.budget-total p { margin: 22px 0; font-weight: 800; }
.budget-total small { color: rgba(255, 255, 255, .75); }
.budget-bars { padding: 31px 38px; display: grid; gap: 18px; }
.budget-bars > div { display: grid; grid-template-columns: 1fr; }
.budget-bars p { margin: 0 0 7px; display: flex; justify-content: space-between; gap: 25px; font-size: 13px; }
.budget-bars p b { font-family: var(--mono); }
.budget-bars i { position: relative; height: 8px; display: block; background: var(--fog); overflow: hidden; }
.budget-bars i::after { content: ""; position: absolute; inset: 0 auto 0 0; width: var(--w); background: var(--storm-3); }
.budget-bars small { margin-top: 5px; color: var(--muted); font-size: 11px; }
.price-truth { margin-top: 14px; padding: 22px 25px; display: grid; grid-template-columns: .8fr 1.2fr; gap: 32px; align-items: center; background: var(--amber-pale); border-left: 7px solid var(--amber); }
.price-truth p { margin: 0; font-size: 13px; }

.prep-section { padding-block: 110px; color: var(--white); background: var(--storm); }
.prep-grid { display: grid; grid-template-columns: .7fr 1.3fr; gap: 80px; }
.prep-intro > p:not(.eyebrow) { color: rgba(255, 255, 255, .6); }
.progress-shell { margin-top: 42px; }
.progress-copy { margin-bottom: 9px; display: flex; justify-content: space-between; font-family: var(--mono); font-size: 12px; }
.progress-track { height: 9px; background: rgba(255, 255, 255, .12); }
.progress-track i { width: 0; height: 100%; display: block; background: var(--river); transition: width .25s ease; }
.checklist { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.checklist label { position: relative; min-height: 103px; padding: 17px 17px 17px 50px; display: block; color: rgba(255, 255, 255, .63); background: rgba(255, 255, 255, .055); border: 1px solid rgba(255, 255, 255, .1); cursor: pointer; font-size: 12px; }
.checklist input { position: absolute; top: 20px; left: 17px; width: 20px; height: 20px; accent-color: var(--river); }
.checklist b { display: block; margin-bottom: 3px; color: var(--white); font-size: 13px; }
.checklist label:has(input:checked) { background: rgba(104, 201, 194, .16); border-color: var(--river); }
.checklist label:has(input:checked) span { text-decoration: line-through; text-decoration-color: rgba(104, 201, 194, .7); }

.contacts { padding-block: 110px; }
.contact-grid { display: grid; grid-template-columns: repeat(5, 1fr); border-top: 3px solid var(--ink); }
.contact-grid article { min-height: 165px; padding: 20px 17px; display: flex; flex-direction: column; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.contact-grid article:first-child { border-left: 1px solid var(--line); }
.contact-grid span { color: var(--muted); font-size: 11px; }
.contact-grid a { margin-top: 18px; color: var(--storm-3); font-family: var(--mono); font-size: clamp(15px, 1.4vw, 20px); font-weight: 800; text-decoration: none; }
.contact-grid div a { display: inline-block; }
.contact-grid em { color: var(--muted); font-style: normal; }
.contact-grid small { margin-top: auto; color: var(--muted); font-size: 10px; }

.sources { padding: 105px 0 36px; color: var(--white); background: #091b1d; }
.sources-grid { display: grid; grid-template-columns: .72fr 1.28fr; gap: 80px; }
.sources-grid > div:first-child > p:last-child { color: rgba(255, 255, 255, .53); }
.source-columns { display: grid; grid-template-columns: repeat(2, 1fr); gap: 35px; }
.source-columns h3 { margin: 0 0 15px; padding-bottom: 12px; color: var(--river); border-bottom: 1px solid rgba(255, 255, 255, .16); font-family: var(--mono); font-size: 12px; }
.source-columns a { padding: 8px 0; display: block; color: rgba(255, 255, 255, .72); font-size: 12px; }
.source-columns a:hover { color: var(--white); }
.source-footer { margin-top: 70px; padding-top: 22px; display: flex; justify-content: space-between; gap: 20px; color: rgba(255, 255, 255, .4); border-top: 1px solid rgba(255, 255, 255, .1); font-family: var(--mono); font-size: 10px; }
.toast { position: fixed; z-index: 500; left: 50%; bottom: 28px; padding: 11px 16px; color: var(--white); background: var(--storm); border: 1px solid var(--river); box-shadow: var(--shadow); transform: translate(-50%, 140%); opacity: 0; transition: transform .22s ease, opacity .22s ease; }
.toast.show { transform: translate(-50%, 0); opacity: 1; }

@media (max-width: 1060px) {
  .topbar nav { display: none; }
  .top-print { margin-left: auto; }
  .hero { min-height: 820px; }
  .hero-grid { grid-template-columns: 1fr .62fr; gap: 35px; }
  .hero-facts { grid-template-columns: repeat(2, 1fr); }
  .hero-facts div:nth-child(2) { border-right: 0; }
  .hero-facts div:nth-child(n+3) { margin-top: 18px; }
  .alert-grid { grid-template-columns: repeat(2, 1fr); }
  .alert-card { min-height: 300px; }
  .reality-row { grid-template-columns: 1fr .8fr .8fr 1.4fr; }
  .reality-row > :last-child { grid-column: 4; }
  .table-head > :last-child { display: none; }
  .route-grid { grid-template-columns: 1fr 1.1fr; }
  .contact-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 820px) {
  :root { --shell: min(100% - 30px, 700px); }
  .hero { min-height: 0; padding-top: 125px; }
  .hero-grid { grid-template-columns: 1fr; }
  h1 { font-size: clamp(49px, 13vw, 78px); }
  h1 span { display: inline; font-size: 1em; white-space: normal; }
  .summit-card { width: 100%; max-height: none; grid-template-columns: .72fr 1.28fr; grid-template-rows: 1fr; transform: none; }
  .summit-card figure { min-height: 400px; }
  .hero-footer, .split-heading, .heading-with-tools { align-items: start; flex-direction: column; }
  .method-grid, .route-grid, .cut-grid, .budget-layout, .prep-grid, .sources-grid { grid-template-columns: 1fr; gap: 45px; }
  .reality-row { grid-template-columns: 1.25fr .8fr .8fr; gap: 12px; }
  .reality-row p { grid-column: 1 / -1; }
  .reality-row > :last-child { grid-column: 1 / -1; padding-left: 14px; border-left: 3px solid var(--river); }
  .table-head { display: none; }
  .route-map { order: -1; }
  .day-card { grid-template-columns: 90px minmax(0, 1fr); }
  .truth-grid { grid-template-columns: 1fr; }
  .cut-items { grid-template-columns: 1fr 1fr; }
  .price-truth { grid-template-columns: 1fr; gap: 8px; }
  .contact-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 560px) {
  :root { --shell: calc(100% - 24px); }
  body { font-size: 15px; }
  .topbar { height: 62px; padding-inline: 12px; }
  .brand span:last-child { font-size: 13px; }
  .top-print { min-height: 36px; padding: 6px 9px; font-size: 11px; }
  .hero { padding-top: 106px; border-bottom-width: 7px; }
  .hero-intro { line-height: 1.65; }
  .hero-facts strong { font-size: 24px; }
  .hero-facts div { padding-inline: 10px; }
  .primary-button, .ghost-button { width: 100%; }
  .summit-card { grid-template-columns: 1fr; }
  .summit-card figure { min-height: 420px; max-height: 520px; }
  .summit-copy { padding: 24px 20px; }
  .summit-copy dl { grid-template-columns: 1fr; }
  .hero-footer { margin-top: 50px; }
  .hero-footer span:last-child { display: none; }
  .alert-board, .reality, .itinerary, .budget, .contacts { padding-block: 82px; }
  .alert-grid { grid-template-columns: 1fr; }
  .alert-card { min-height: 270px; }
  .alert-card h3 { margin-top: 30px; }
  .method-section, .route-section, .cut-list, .prep-section, .sources { padding-block: 80px; }
  .method-list a { align-items: start; flex-direction: column; gap: 3px; }
  .method-list strong { text-align: left; }
  .view-tools { display: grid; grid-template-columns: repeat(2, 1fr); width: 100%; }
  .filter-button, .day-filter { width: 100%; }
  .reality-row { padding: 18px 4px; grid-template-columns: 1.1fr 1fr 1fr; }
  .reality-row > span[role="cell"] { display: block; }
  .reality-row em { margin-top: 3px; display: block; }
  .route-facts { grid-template-columns: 1fr; }
  .map-label text { font-size: 17px; }.map-label text + text { font-size: 12px; }
  .map-legend { justify-content: flex-start; flex-wrap: wrap; }
  .day-tools { width: 100%; justify-content: stretch; }
  .day-tools .utility-button { width: 100%; }
  .day-card { display: block; }
  .day-stamp { padding: 13px 16px; flex-direction: row; justify-content: space-between; align-items: center; border-right: 0; }
  .day-stamp span { font-size: 24px; }
  .day-stamp small { margin: 0; writing-mode: horizontal-tb; }
  .day-body { padding: 22px 17px 24px; }
  .day-title { display: block; }
  .comfort { margin-top: 12px; display: inline-block; }
  .timeline { margin-right: 0; }
  .timeline span { min-width: 136px; }
  .day-photo img { height: 240px; }
  .cut-items { grid-template-columns: 1fr; }
  .budget-total, .budget-bars { padding: 26px 20px; }
  .budget-total strong { margin-top: 30px; }
  .budget-bars p { display: block; }
  .budget-bars p b { display: block; }
  .checklist, .contact-grid, .source-columns { grid-template-columns: 1fr; }
  .contact-grid article { min-height: 135px; border-left: 1px solid var(--line); }
  .source-footer { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}

@media print {
  @page { size: A4; margin: 12mm; }
  body { color: #000; background: #fff; font-size: 10pt; }
  .topbar, .hero-actions, .view-tools, .day-tools, .toast { display: none !important; }
  .hero { min-height: 0; padding: 25px; color: #000; background: #fff; border: 3px solid #000; }
  .contours, .summit-card figure { display: none; }
  .hero-grid { display: block; }
  h1, h1 span { color: #000; font-size: 32pt; }
  .hero-intro, .hero-footer { color: #333; }
  .summit-card { margin-top: 15px; color: #000; box-shadow: none; border: 1px solid #000; }
  .hero-facts { border-color: #000; }
  .hero-facts strong, .hero-facts span { color: #000; }
  .alert-board, .reality, .itinerary, .budget, .contacts, .method-section, .route-section, .cut-list, .prep-section, .sources { padding-block: 20px; color: #000; background: #fff; }
  .alert-grid { grid-template-columns: repeat(2, 1fr); }
  .alert-card { min-height: 0; break-inside: avoid; }
  .method-grid, .route-grid, .cut-grid, .prep-grid, .sources-grid { grid-template-columns: 1fr; }
  .method-list a, .source-columns a, .sources-grid p, .cut-items p, .prep-intro > p:not(.eyebrow) { color: #000; }
  .route-map { display: none; }
  .day-card { break-inside: avoid; box-shadow: none; }
  .day-stamp, .danger-day .day-stamp { color: #fff; background: #000; }
  .day-photo { display: none; }
  .checklist label { min-height: 0; color: #000; background: #fff; border-color: #999; }
  .checklist b { color: #000; }
  .source-columns h3 { color: #000; border-color: #000; }
  .source-footer { color: #333; }
}