:root {
    --forest: #1c4636;
    --forest-deep: #10281f;
    --ink: #1a2822;
    --paper: #f4f1e6;
    --card: #fffdf8;
    --stamp: #c4452d;
    --line: #d8d1c2;
    --muted: #5d6b63;
    --rail: 84px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    color: var(--ink);
    font-family: "Avenir Next", "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Microsoft YaHei", sans-serif;
    line-height: 1.7;
    background-color: var(--paper);
    background-image:
        linear-gradient(180deg, rgba(244, 241, 230, 0.78) 0%, rgba(244, 241, 230, 0.94) 480px, var(--paper) 760px),
        url("../image/wash.jpg");
    background-repeat: no-repeat;
    background-size: auto, 100% 760px;
    background-position: top center;
}

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

a { color: var(--forest); }

a:hover { color: var(--stamp); }

.skip {
    position: absolute;
    left: -999px;
    top: 8px;
    background: #fff;
    padding: 8px 12px;
    z-index: 80;
}

.skip:focus { left: 96px; }

.rail {
    position: fixed;
    inset: 0 auto 0 0;
    width: var(--rail);
    background: var(--forest);
    color: #f6f1e4;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    padding: 18px 0 16px;
    z-index: 50;
}

.rail-mark {
    color: #f6f1e4;
    text-decoration: none;
    writing-mode: vertical-rl;
    letter-spacing: 0.42em;
    font-weight: 700;
    font-size: 1.05rem;
}

.rail-mark:hover { color: #f3d27a; }

.rail-toggle {
    display: none;
    border: 1px solid rgba(255,255,255,0.45);
    background: transparent;
    color: #f6f1e4;
    padding: 6px 10px;
    font: inherit;
    cursor: pointer;
}

.stage { margin-left: var(--rail); min-height: 100vh; }

.wrap { width: min(1080px, calc(100% - 48px)); margin: 0 auto; }

.mast {
    position: sticky;
    top: 0;
    z-index: 40;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 12px 28px;
    background: rgba(244, 241, 230, 0.94);
    border-bottom: 1px solid var(--line);
}

.mast-meta {
    margin: 0;
    font-size: 0.82rem;
    letter-spacing: 0.04em;
    color: var(--muted);
}

.mast-nav { display: flex; gap: 8px 18px; flex-wrap: wrap; }

.mast-nav a {
    text-decoration: none;
    color: var(--ink);
    font-size: 0.95rem;
    padding: 4px 0;
    border-bottom: 2px solid transparent;
}

.mast-nav a[aria-current="page"] {
    border-bottom-color: var(--stamp);
    color: var(--stamp);
}

.hero {
    position: relative;
    min-height: 78vh;
    display: grid;
    align-items: end;
    color: #f7f3ea;
    overflow: hidden;
}

.hero img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    max-width: none;
    object-fit: cover;
    object-position: 78% center;
}

.hero::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(16, 40, 31, 0.15) 0%, rgba(16, 40, 31, 0.28) 46%, rgba(16, 40, 31, 0.82) 100%);
}

.hero-copy {
    position: relative;
    z-index: 1;
    width: min(720px, calc(100% - 56px));
    margin: 0 0 48px 28px;
}

.eyebrow {
    margin: 0 0 8px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    font-size: 0.78rem;
    color: #f3d27a;
}

.hero h1 {
    margin: 0 0 12px;
    font-size: clamp(2.2rem, 5vw, 4rem);
    line-height: 1.15;
    letter-spacing: 0.04em;
}

.hero p { margin: 0 0 20px; font-size: 1.05rem; }

.cta { display: flex; gap: 12px; flex-wrap: wrap; }

.btn, .btn-ghost {
    display: inline-block;
    text-decoration: none;
    padding: 10px 18px;
    border-radius: 999px;
    font-weight: 650;
}

.btn { background: var(--stamp); color: #fff !important; }

.btn-ghost { border: 1px solid #f6f1e4; color: #f6f1e4 !important; }

.band { padding: 64px 0; }

.band h2 {
    margin: 0 0 10px;
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    letter-spacing: 0.03em;
}

.lede { margin: 0 0 28px; color: var(--muted); max-width: 62ch; }

.ticket-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
}

.ticket {
    background: var(--card);
    border: 1px solid var(--line);
    display: grid;
    grid-template-columns: 148px 1fr;
    min-height: 168px;
    text-decoration: none;
    color: inherit;
    overflow: hidden;
}

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

.ticket div { padding: 16px 16px 18px; }

.ticket b {
    display: block;
    color: var(--stamp);
    font-size: 0.78rem;
    letter-spacing: 0.14em;
}

.ticket h3 { margin: 4px 0 6px; font-size: 1.2rem; }

.ticket p { margin: 0; color: var(--muted); font-size: 0.95rem; }

.ticket:hover { border-color: var(--forest); }

.facts {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
}

.facts article {
    background: var(--forest);
    color: #f6f1e4;
    padding: 18px 18px 16px;
}

.facts b { display: block; margin-bottom: 6px; letter-spacing: 0.06em; }

.facts span { color: rgba(246, 241, 228, 0.86); font-size: 0.95rem; }

.notes { display: grid; gap: 0; border-top: 1px solid var(--line); }

.notes a {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: 18px;
    padding: 18px 0;
    border-bottom: 1px solid var(--line);
    text-decoration: none;
    color: inherit;
}

.notes time { color: var(--stamp); font-variant-numeric: tabular-nums; }

.notes h3 { margin: 0 0 4px; font-size: 1.08rem; }

.notes p { margin: 0; color: var(--muted); }

.page-head { padding: 48px 0 10px; }

.page-head h1 { margin: 8px 0 10px; font-size: clamp(1.8rem, 4vw, 2.8rem); }

.split {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 28px;
    align-items: start;
}

.frame {
    background: var(--card);
    border: 1px solid var(--line);
    padding: 8px;
}

.frame figcaption {
    padding: 8px 6px 4px;
    color: var(--muted);
    font-size: 0.82rem;
}

.sheet h2 { margin: 1.4em 0 0.4em; font-size: 1.2rem; }

.sheet p, .sheet li { max-width: 68ch; }

.spec {
    display: grid;
    grid-template-columns: 7em 1fr;
    gap: 8px 12px;
    margin: 16px 0 0;
    padding: 0;
}

.spec dt { color: var(--muted); }

.spec dd { margin: 0; }

.ask {
    display: grid;
    gap: 12px;
    max-width: 560px;
}

.ask label { display: grid; gap: 6px; font-size: 0.92rem; }

.ask input, .ask select, .ask textarea {
    font: inherit;
    padding: 10px 12px;
    border: 1px solid var(--line);
    background: #fff;
    color: var(--ink);
}

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

.ask button {
    justify-self: start;
    font: inherit;
    font-weight: 700;
    background: var(--forest);
    color: #f6f1e4;
    border: 0;
    padding: 10px 18px;
    cursor: pointer;
}

.dock {
    background: var(--forest-deep);
    color: #efe8d8;
    padding: 36px 0 28px;
    margin-top: 20px;
}

.dock a { color: #f3d27a; }

.dock-grid {
    display: grid;
    grid-template-columns: 1.1fr 1.6fr 0.8fr;
    gap: 22px;
}

.dock p { margin: 0 0 6px; }

.dock-name { font-weight: 700; letter-spacing: 0.08em; }

.dock-links { display: flex; flex-direction: column; gap: 6px; }

.dock-note {
    margin: 22px 0 0;
    padding-top: 14px;
    border-top: 1px solid rgba(255,255,255,0.12);
    font-size: 0.85rem;
    color: rgba(239, 232, 216, 0.75);
}

@media (max-width: 860px) {
    .rail {
        inset: 0 0 auto 0;
        width: 100%;
        height: 58px;
        flex-direction: row;
        padding: 0 14px;
    }

    .rail-mark { writing-mode: horizontal-tb; letter-spacing: 0.18em; }

    .rail-toggle { display: block; }

    .stage { margin-left: 0; padding-top: 58px; }

    .skip:focus { left: 12px; top: 66px; }

    .mast {
        top: 58px;
        flex-direction: column;
        align-items: stretch;
        padding: 10px 16px 12px;
    }

    .mast-nav {
        display: none;
        flex-direction: column;
        padding-top: 8px;
    }

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

    .hero { min-height: 70vh; }

    .hero-copy { margin: 0 0 24px 16px; width: calc(100% - 32px); }

    .ticket-grid, .facts, .split, .dock-grid, .notes a { grid-template-columns: 1fr; }

    .ticket { grid-template-columns: 1fr; }

    .ticket img { height: 180px; }

    .wrap { width: min(1080px, calc(100% - 32px)); }
}