/* 沈阳化玉短商贸有限公司 · 沈抚四季运动台 */

:root {
    --paper: #f3efe6;
    --card: #fffcf6;
    --ink: #1b2430;
    --muted: #3e4c5c;
    --line: #ddd4c6;
    --navy: #163246;
    --red: #8f2a22;
    --red-deep: #731f19;
    --max: 1120px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scrollbar-gutter: stable;
}

body {
    font-family: "Segoe UI", system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
    background: var(--paper);
    color: var(--ink);
    line-height: 1.65;
    font-size: 1rem;
}

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

a {
    color: var(--red);
    text-underline-offset: 0.18em;
}

a:hover {
    color: var(--red-deep);
}

.skip {
    position: absolute;
    left: 12px;
    top: -40px;
    background: var(--navy);
    color: #fff;
    padding: 8px 12px;
    z-index: 200;
}

.skip:focus {
    top: 8px;
    color: #fff;
}

.topbar {
    background: var(--navy);
    color: #e7eef3;
    font-size: 0.84rem;
}

.topbar .wrap {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 22px;
    justify-content: space-between;
    padding-top: 8px;
    padding-bottom: 8px;
}

.topbar a {
    color: #fff;
    text-decoration: none;
}

.wrap {
    width: min(var(--max), calc(100% - 40px));
    margin: 0 auto;
}

.masthead {
    background: var(--card);
    border-bottom: 1px solid var(--line);
    position: sticky;
    top: 0;
    z-index: 40;
}

.masthead-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 0;
    flex-wrap: wrap;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: inherit;
    min-width: 0;
}

.mark {
    width: 42px;
    height: 42px;
    flex: none;
    display: grid;
    place-items: center;
    background: var(--red);
    color: #fff;
    font-weight: 700;
    letter-spacing: 0.04em;
}

.brand strong {
    display: block;
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--ink);
}

.brand small {
    display: block;
    color: var(--muted);
    font-size: 0.8rem;
}

.nav-toggle {
    display: none;
    background: transparent;
    border: 1px solid var(--navy);
    color: var(--navy);
    padding: 6px 12px;
    font: inherit;
    cursor: pointer;
}

.site-nav ul {
    display: flex;
    gap: 22px;
    list-style: none;
    flex-wrap: wrap;
}

.site-nav a {
    color: var(--ink);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    padding-bottom: 4px;
    border-bottom: 2px solid transparent;
}

.site-nav a:hover,
.site-nav a.is-on {
    color: var(--red);
    border-bottom-color: var(--red);
}

.hero {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 36px;
    align-items: center;
    padding: 48px 0 36px;
}

.kicker {
    color: var(--red);
    font-weight: 700;
    font-size: 0.82rem;
    letter-spacing: 0.08em;
    margin-bottom: 10px;
}

h1,
.band h2,
.prose h2 {
    font-family: "Iowan Old Style", Palatino, "Palatino Linotype", "Songti SC", "STSong", serif;
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.25;
}

h1 {
    font-size: clamp(1.8rem, 4vw, 2.7rem);
    color: var(--navy);
}

.lede {
    margin-top: 14px;
    color: var(--muted);
    font-size: 1.05rem;
    max-width: 38em;
}

.actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 22px;
}

.btn {
    display: inline-block;
    background: var(--red);
    color: #fff !important;
    text-decoration: none;
    padding: 10px 16px;
    border: 1px solid var(--red);
    font-weight: 600;
}

.btn:hover {
    background: var(--red-deep);
    border-color: var(--red-deep);
    color: #fff !important;
}

.btn-line {
    background: transparent;
    color: var(--navy) !important;
    border-color: var(--navy);
}

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

button.btn {
    font: inherit;
    cursor: pointer;
}

.facts {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 22px;
    padding: 0;
    list-style: none;
}

.facts li {
    border: 1px solid var(--line);
    background: var(--card);
    padding: 8px 12px;
    font-size: 0.88rem;
    color: var(--muted);
}

.hero-figure {
    margin: 0;
    background: var(--navy);
    padding: 10px;
}

.hero-figure img {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 9;
    object-fit: cover;
}

.hero-figure figcaption {
    color: #d5e0e8;
    font-size: 0.78rem;
    padding: 8px 4px 2px;
}

.band {
    padding: 28px 0 48px;
}

main > .band {
    content-visibility: auto;
    contain-intrinsic-size: auto 480px;
}

.band-head {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    align-items: baseline;
    margin-bottom: 8px;
    flex-wrap: wrap;
}

.band h2 {
    font-size: clamp(1.45rem, 3vw, 1.9rem);
    color: var(--navy);
}

.band-lead {
    color: var(--muted);
    margin: 6px 0 18px;
    max-width: 40em;
}

.seasons {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}

.season {
    background: var(--card);
    border-top: 3px solid var(--navy);
    padding: 16px;
    min-height: 100%;
}

.season:nth-child(2) { border-top-color: #2f6f62; }
.season:nth-child(3) { border-top-color: #c47b2b; }
.season:nth-child(4) { border-top-color: var(--red); }

.season b {
    display: block;
    font-size: 1.4rem;
    color: var(--navy);
    font-family: "Iowan Old Style", Palatino, "Songti SC", serif;
}

.season p {
    margin-top: 8px;
    color: var(--muted);
    font-size: 0.92rem;
}

.shelf {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 28px;
    align-items: center;
    padding: 26px 0;
    border-top: 1px solid var(--line);
}

.shelf:nth-child(even) .shelf-media {
    order: 2;
}

.shelf-media {
    display: block;
    background: #d9d1c3;
}

.shelf-media img {
    display: block;
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
}

.idx {
    font-size: 0.78rem;
    letter-spacing: 0.08em;
    color: var(--red);
    font-weight: 700;
}

.shelf h3 {
    font-size: 1.35rem;
    margin: 4px 0 8px;
    font-family: "Iowan Old Style", Palatino, "Songti SC", serif;
}

.shelf h3 a {
    color: var(--navy);
    text-decoration: none;
}

.shelf h3 a:hover {
    color: var(--red);
}

.shelf p {
    color: var(--muted);
}

.shelf ul {
    margin: 10px 0 0 1.1rem;
    color: var(--ink);
}

.steps,
.notices,
.catalog {
    display: grid;
    gap: 12px;
}

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

.step,
.notice,
.catalog a {
    background: var(--card);
    border: 1px solid var(--line);
    padding: 16px 18px;
    height: 100%;
}

.step span,
.notice span {
    display: block;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 6px;
}

.step p,
.notice p {
    color: var(--muted);
    font-size: 0.94rem;
}

.notice {
    display: block;
    text-decoration: none;
    color: inherit;
}

.notice:hover {
    border-color: var(--red);
}

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

.catalog a {
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.catalog a:hover {
    border-color: var(--red);
}

.catalog img {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
    display: block;
}

.catalog strong {
    color: var(--navy);
    font-size: 1.15rem;
    font-family: "Iowan Old Style", Palatino, "Songti SC", serif;
}

.catalog span {
    color: var(--muted);
    font-size: 0.92rem;
}

.visit-strip {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 28px;
    background: var(--navy);
    color: #e6eef3;
    padding: 28px;
}

.visit-strip h2 {
    color: #fff;
    font-size: 1.6rem;
}

.visit-strip p,
.visit-strip li {
    color: #d5e0e8;
}

.visit-strip a {
    color: #fff;
}

.visit-strip .btn-line {
    color: #fff !important;
    border-color: #fff;
}

.visit-strip .btn-line:hover {
    background: #fff;
    color: var(--navy) !important;
}

.visit-strip h2 + p,
.band .steps + p,
.form-card .btn {
    margin-top: 12px;
}

.split .prose {
    padding-bottom: 0;
}

.visit-strip ul {
    margin: 12px 0 0 1.1rem;
}

.foot {
    border-top: 1px solid var(--line);
    padding: 28px 0 36px;
    color: var(--muted);
    font-size: 0.88rem;
}

.foot-top {
    display: flex;
    justify-content: space-between;
    gap: 18px;
    flex-wrap: wrap;
    align-items: center;
}

.foot nav a {
    color: var(--muted);
    margin-right: 16px;
    text-decoration: none;
}

.foot nav a:hover {
    color: var(--red);
    text-decoration: underline;
}

.fine {
    margin-top: 14px;
    font-size: 0.8rem;
    line-height: 1.55;
}

.page-intro {
    padding: 36px 0 10px;
}

.crumb {
    font-size: 0.85rem;
    color: var(--muted);
    margin-bottom: 10px;
}

.crumb a {
    color: var(--muted);
}

.frame {
    margin: 18px 0 8px;
    max-width: 720px;
    background: #d9d1c3;
}

.frame img {
    display: block;
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
}

.prose {
    max-width: 44rem;
    padding-bottom: 48px;
}

.prose h2 {
    font-size: 1.35rem;
    color: var(--navy);
    margin: 28px 0 10px;
}

.prose h3 {
    font-size: 1.05rem;
    margin: 18px 0 8px;
    color: var(--ink);
}

.prose p,
.prose li {
    color: var(--muted);
    margin-bottom: 10px;
}

.prose ul,
.prose ol {
    margin: 0 0 12px 1.2rem;
}

.sheet {
    width: 100%;
    border-collapse: collapse;
    margin: 12px 0 18px;
    font-size: 0.95rem;
}

.sheet th,
.sheet td {
    text-align: left;
    padding: 10px 8px;
    border-bottom: 1px solid var(--line);
    vertical-align: top;
}

.sheet th {
    width: 28%;
    color: var(--navy);
    font-weight: 600;
}

.sheet td {
    color: var(--muted);
}

.split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
    align-items: start;
    padding-bottom: 56px;
}

.form-card {
    background: var(--card);
    border: 1px solid var(--line);
    padding: 18px;
}

.form-card h2 {
    font-family: "Iowan Old Style", Palatino, "Songti SC", serif;
    font-size: 1.35rem;
    color: var(--navy);
    margin-bottom: 8px;
}

.field {
    display: block;
    margin-top: 12px;
    font-size: 0.88rem;
    color: var(--navy);
    font-weight: 600;
}

.field input,
.field select,
.field textarea {
    display: block;
    width: 100%;
    margin-top: 6px;
    padding: 9px 10px;
    border: 1px solid var(--line);
    background: #fff;
    color: var(--ink);
    font: inherit;
    font-weight: 400;
}

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

.check {
    display: flex;
    gap: 8px;
    align-items: flex-start;
    margin-top: 14px;
    font-size: 0.86rem;
    color: var(--muted);
    font-weight: 400;
}

.form-note {
    margin-top: 10px;
    font-size: 0.8rem;
    color: var(--muted);
}

.hp {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.relate {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 16px;
}

:focus-visible {
    outline: 2px solid var(--red);
    outline-offset: 2px;
}

@media (max-width: 880px) {
    .nav-toggle {
        display: inline-flex;
    }

    .site-nav {
        display: none;
        width: 100%;
        padding-bottom: 12px;
    }

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

    .site-nav ul {
        flex-direction: column;
        gap: 12px;
    }

    .hero,
    .seasons,
    .steps,
    .catalog,
    .visit-strip,
    .split,
    .shelf {
        grid-template-columns: 1fr;
    }

    .shelf:nth-child(even) .shelf-media {
        order: 0;
    }

    .hero {
        padding-top: 28px;
    }
}

@media (max-width: 640px) {
    .wrap {
        width: min(var(--max), calc(100% - 28px));
    }

    .seasons,
    .catalog,
    .steps {
        grid-template-columns: 1fr;
    }

    .visit-strip {
        padding: 20px;
    }

    .sheet th {
        width: 34%;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
}