:root {
    --zsp-paper: #fffaf0;
    --zsp-ink: #1e2a2c;
    --zsp-muted: #5c6868;
    --zsp-purple: #6f5aa7;
    --zsp-gold: #ead5a4;
    --zsp-line: #c9c7bc;
    --zsp-white: #fffef9;
    --zsp-font: "Segoe UI", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    background: var(--zsp-paper);
    color: var(--zsp-ink);
    font-family: var(--zsp-font);
    line-height: 1.72;
}
a { color: var(--zsp-purple); text-underline-offset: .18em; }
a:hover { color: #443365; }
h1, h2, h3, p, figure { margin-top: 0; }
h1, h2, h3 { line-height: 1.25; }
img { display: block; max-inline-size: 100%; block-size: auto; }

.zsp-header { background: var(--zsp-ink); color: var(--zsp-white); }
.zsp-brandline {
    max-width: 1340px;
    margin: auto;
    padding: 1rem clamp(1rem, 4vw, 3.2rem) .7rem;
    display: flex;
    align-items: baseline;
    gap: 1rem;
}
.zsp-brandline a { color: var(--zsp-white); text-decoration: none; }
.zsp-wordmark { font-size: 1.45rem; font-weight: 800; letter-spacing: .05em; }
.zsp-brandline span { color: #d5d1c8; font-size: .88rem; }
.zsp-site-nav {
    max-width: 1340px;
    margin: auto;
    padding: 0 clamp(1rem, 4vw, 3.2rem) .85rem;
}
.zsp-nav-track { display: flex; flex-wrap: wrap; gap: .3rem .5rem; }
.zsp-nav-track a {
    display: inline-block;
    color: #f5efdf;
    padding: .23rem .6rem;
    border-bottom: 2px solid transparent;
    text-decoration: none;
    font-size: .83rem;
}
.zsp-nav-track a:hover, .zsp-nav-track a:focus-visible {
    border-color: var(--zsp-gold);
    color: #fff;
}
.zsp-homepage, .zsp-about-main, .zsp-newsroom, .zsp-ranking-room,
.zsp-chinese-edition, .zsp-mobile-hall {
    max-width: 1340px;
    margin: auto;
    padding: 2rem clamp(1rem, 4vw, 3.2rem) 4rem;
}
.zsp-homepage > h1 {
    margin: 0 0 1.35rem;
    font-size: clamp(1.9rem, 4vw, 3.25rem);
    max-width: 25ch;
    letter-spacing: -.035em;
}
.zsp-release-banner {
    display: grid;
    grid-template-columns: minmax(0, 1.55fr) minmax(15rem, .45fr);
    gap: 1.4rem;
    align-items: center;
    padding: clamp(1.2rem, 3vw, 2.5rem);
    margin-bottom: 2.6rem;
    color: var(--zsp-white);
    background: var(--zsp-purple);
    border-bottom: .55rem solid var(--zsp-gold);
}
.zsp-banner-copy p { max-width: 82ch; margin: 0; font-size: 1.02rem; }
.zsp-banner-picture { margin: 0; padding: .8rem; background: rgba(255,255,255,.12); }
.zsp-banner-picture img {
    inline-size: auto;
    max-inline-size: 100%;
    max-block-size: 16rem;
    margin-inline: auto;
    object-fit: contain;
}
.zsp-page-stairs { display: grid; gap: 1.35rem; }
.zsp-page-stairs > section {
    padding: clamp(1.2rem, 3vw, 2rem);
    background: var(--zsp-white);
    border: 1px solid var(--zsp-line);
    box-shadow: .45rem .45rem 0 var(--zsp-gold);
}
.zsp-page-stairs h2 { margin-bottom: .75rem; font-size: clamp(1.35rem, 2.3vw, 1.9rem); }
.zsp-page-stairs p:last-child { margin-bottom: 0; }
.zsp-matrix-panel { margin-inline: 0 6%; }
.zsp-matrix-panel > header, .zsp-story-panel > h2 { border-bottom: 2px solid var(--zsp-purple); padding-bottom: .6rem; }
.zsp-matrix-panel > header p, .zsp-news-heading p {
    margin-bottom: .2rem;
    color: var(--zsp-muted);
    font-size: .82rem;
}
.zsp-matrix-layout { display: grid; grid-template-columns: 1fr .85fr; gap: 2rem; align-items: center; }
.zsp-matrix-copy p { max-width: 74ch; }
.zsp-matrix-images { display: grid; grid-template-columns: repeat(3, 1fr); gap: .5rem; }
.zsp-brand-photo {
    margin: 0;
    min-height: 7rem;
    padding: .45rem;
    border: 1px solid var(--zsp-line);
    background: var(--zsp-paper);
    display: grid;
    place-items: center;
}
.zsp-brand-photo img { inline-size: auto; max-inline-size: 100%; max-block-size: 9rem; object-fit: contain; }
.zsp-intro-step { display: grid; grid-template-columns: 11rem 1fr; gap: 1.6rem; }
.zsp-step-label { padding-right: 1rem; border-right: 1px solid var(--zsp-purple); }
.zsp-step-label span { color: var(--zsp-purple); font-size: .8rem; letter-spacing: .12em; }
.zsp-step-label h2 { margin-top: .5rem; }
.zsp-step-text { columns: 2 18rem; column-gap: 2rem; }
.zsp-step-text p { break-inside: avoid; }
.zsp-history-panel { margin-inline: 7% 0; }
.zsp-history-panel header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 1rem;
    border-bottom: 1px solid var(--zsp-line);
}
.zsp-history-panel header p { color: var(--zsp-muted); font-size: .9rem; }
.zsp-state-track {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    list-style: none;
    margin: 1.5rem 0;
    padding: 0;
}
.zsp-state-track li {
    padding: 1rem;
    border-top: .35rem solid var(--zsp-purple);
    background: #f5edda;
}
.zsp-state-track li:nth-child(2) { margin-top: 1rem; border-color: #9c8dc3; }
.zsp-state-track li:nth-child(3) { margin-top: 2rem; border-color: #a78e4c; }
.zsp-state-track strong { display: block; margin-bottom: .4rem; }
.zsp-state-track p { margin: 0; }
.zsp-history-note { color: var(--zsp-muted); }
.zsp-criteria-panel { margin-inline: 4% 12%; }
.zsp-criteria-panel header p { color: var(--zsp-muted); }
.zsp-criteria-columns { display: grid; grid-template-columns: repeat(3, 1fr); }
.zsp-criteria-columns article { padding: 1rem; border-left: 3px solid var(--zsp-purple); }
.zsp-criteria-columns article + article { margin-left: 1rem; }
.zsp-criteria-columns b { color: var(--zsp-purple); }
.zsp-criteria-columns p { margin: .4rem 0 0; }
.zsp-trend-panel { display: grid; grid-template-columns: .6fr 1.4fr; gap: 1.4rem; background: var(--zsp-gold) !important; }
.zsp-trend-heading span { color: var(--zsp-muted); font-size: .86rem; }
.zsp-trend-copy { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
.zsp-story-panel { margin-inline: 10% 0; }
.zsp-story-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.zsp-story-columns p { margin: 0; }
.zsp-home-news { padding-inline: clamp(1.2rem, 3vw, 2rem) !important; }
.zsp-news-heading { display: flex; align-items: end; justify-content: space-between; gap: 1rem; }
.zsp-news-heading h2 { margin-bottom: .2rem; }
.zsp-home-stories { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .8rem; }
.zsp-home-story {
    padding: 1rem;
    background: #f8f1df;
    border-top: 4px solid var(--zsp-purple);
    min-width: 0;
}
.zsp-home-story:nth-child(3n + 1) { transform: translateY(.45rem); }
.zsp-home-story:nth-child(4n) { background: #eeebf5; }
.zsp-home-story time, .zsp-news-file time { display: block; color: var(--zsp-muted); font-size: .78rem; }
.zsp-home-story h3, .zsp-news-file h3 { font-size: 1.08rem; margin: .3rem 0 .6rem; }
.zsp-home-story p { font-size: .92rem; }
.zsp-home-story a, .zsp-news-file a { font-size: .85rem; }
.zsp-faq-list { border-top: 1px solid var(--zsp-line); }
.zsp-home-faq-entry, .zsp-about-faq-entry, .zsp-news-faq-entry, .zsp-ranking-faq-entry { display: block; border-bottom: 1px solid var(--zsp-line); padding: .8rem 0; }
.zsp-home-faq-entry summary, .zsp-about-faq-entry summary,
.zsp-news-faq-entry summary, .zsp-ranking-faq-entry summary { cursor: pointer; font-weight: 700; }
.zsp-home-faq-response, .zsp-about-faq-response, .zsp-news-faq-response, .zsp-ranking-faq-response { max-width: 85ch; padding: .5rem 0 0 1rem; }
.zsp-home-faq-response p, .zsp-about-faq-response p, .zsp-news-faq-response p, .zsp-ranking-faq-response p { margin: 0; }
.zsp-vision-panel { border-left: .5rem solid var(--zsp-purple) !important; }
.zsp-vision-panel header p { color: var(--zsp-muted); }
.zsp-vision-statement { max-width: 80ch; }
.zsp-views-wall { display: grid; grid-template-columns: repeat(3, 1fr); gap: .8rem; margin-top: 1.7rem; }
.zsp-views-wall > h3 { grid-column: 1 / -1; margin-bottom: 0; font-size: 1rem; }
.zsp-views-block { padding: 1rem; border: 1px solid var(--zsp-line); background: #f4efe4; }
.zsp-views-block h3 { font-size: .98rem; }
.zsp-views-block p { margin: 0; font-size: .9rem; }
.zsp-team-panel { margin-inline: 8% 2%; }
.zsp-team-panel header { display: flex; justify-content: space-between; gap: 1rem; border-bottom: 1px dashed var(--zsp-purple); }
.zsp-team-panel header p { color: var(--zsp-muted); }
.zsp-team-text { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.zsp-team-text p { margin: 0; }
.zsp-deep-panel { background: var(--zsp-ink) !important; color: var(--zsp-white); }
.zsp-deep-panel header p { color: #d5d1c8; }
.zsp-deep-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.zsp-deep-columns article { padding: 1rem; border-top: 2px solid var(--zsp-gold); }
.zsp-deep-columns h3 { color: var(--zsp-gold); font-size: 1.05rem; }
.zsp-deep-columns p { margin: 0; }

.zsp-about-main > h1, .zsp-newsroom > h1, .zsp-ranking-room > h1,
.zsp-chinese-edition > h1, .zsp-mobile-hall > h1 {
    font-size: clamp(2rem, 4vw, 3.25rem);
    letter-spacing: -.035em;
    margin-bottom: 1.4rem;
}
.zsp-about-banner {
    padding: 1.25rem 1.5rem;
    background: var(--zsp-purple);
    color: white;
    border-bottom: .4rem solid var(--zsp-gold);
}
.zsp-about-banner p { margin-bottom: .3rem; color: #eee8fa; font-size: .85rem; }
.zsp-about-banner h2 { margin: 0; font-size: 1.5rem; }
.zsp-about-article { max-width: 84ch; margin: 1.8rem auto; }
.zsp-about-gallery, .zsp-ranking-art, .zsp-chinese-picture-band, .zsp-mobile-gallery {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: .7rem;
    align-items: center;
}
.zsp-page-picture {
    margin: 0;
    padding: .55rem;
    background: var(--zsp-white);
    border: 1px solid var(--zsp-line);
    display: grid;
    place-items: center;
    min-height: 8rem;
}
.zsp-page-picture img { inline-size: auto; max-inline-size: 100%; max-block-size: 12rem; object-fit: contain; }
.zsp-about-fields { margin: 2.3rem 0; }
.zsp-about-fields dl { display: grid; grid-template-columns: repeat(3, 1fr); margin: 0; }
.zsp-about-fields dl > div { padding: .9rem; border-top: 2px solid var(--zsp-purple); }
.zsp-about-fields dt { font-weight: 700; }
.zsp-about-fields dd { margin: .35rem 0 0; }
.zsp-about-faq { max-width: 83ch; margin: 2.5rem auto 0; }

.zsp-news-lede {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    padding: 1rem;
    margin-bottom: 1.8rem;
    background: var(--zsp-gold);
}
.zsp-news-lede p { margin: 0; }
.zsp-news-columns { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.zsp-news-file { background: var(--zsp-white); padding: 1rem; border-left: .35rem solid var(--zsp-purple); }
.zsp-news-file:nth-child(1), .zsp-news-file:nth-child(5) { grid-column: span 2; }
.zsp-news-illustration { margin: .5rem 0 1rem; }
.zsp-news-illustration img { inline-size: auto; max-inline-size: 100%; max-block-size: 11rem; object-fit: contain; }
.zsp-news-file p { margin-bottom: .7rem; }
.zsp-news-faq { max-width: 82ch; margin: 3rem auto 0 0; }

.zsp-ranking-lead {
    display: grid;
    grid-template-columns: minmax(0, 1.3fr) minmax(15rem, .7fr);
    gap: 1.6rem;
    align-items: start;
}
.zsp-ranking-explanation { max-width: 80ch; }
.zsp-ranking-explanation h2, .zsp-ranking-layers h2 { font-size: 1.4rem; }
.zsp-ranking-art { grid-template-columns: repeat(2, 1fr); }
.zsp-ranking-art .zsp-page-picture:first-child { grid-column: span 2; }
.zsp-ranking-layers { margin-top: 2.4rem; }
.zsp-rank-tier { padding: 1rem 1.2rem; margin-bottom: .65rem; background: #efe8d5; }
.zsp-rank-tier p { margin: .35rem 0 0; }
.zsp-tier-one { margin-right: 18%; border-left: .35rem solid var(--zsp-purple); }
.zsp-tier-two { margin-left: 9%; margin-right: 9%; background: #eeeaf5; }
.zsp-tier-three { margin-left: 18%; border-left: .35rem solid #a78e4c; }
.zsp-ranking-faq { max-width: 80ch; margin-top: 3rem; }

.zsp-language-essay { max-width: 90ch; margin: auto; }
.zsp-language-essay header { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; border-bottom: 2px solid var(--zsp-purple); }
.zsp-language-essay header p { color: var(--zsp-muted); font-size: .88rem; }
.zsp-language-essay h2 { font-size: 1.45rem; }
.zsp-language-essay p { max-width: 82ch; }
.zsp-chinese-picture-band { margin: 2.3rem 0; }
.zsp-glossary-strip { display: grid; grid-template-columns: 1fr 1fr 1fr 1fr; align-items: stretch; }
.zsp-glossary-strip h2 { padding: 1rem; background: var(--zsp-ink); color: white; font-size: 1.05rem; margin: 0; }
.zsp-glossary-strip div { padding: .9rem; border: 1px solid var(--zsp-line); display: flex; flex-direction: column; gap: .3rem; }
.zsp-glossary-strip span { color: var(--zsp-muted); font-size: .88rem; }

.zsp-mobile-hero { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(15rem, .6fr); gap: 2rem; align-items: center; }
.zsp-mobile-copy { max-width: 82ch; }
.zsp-mobile-copy h2 { font-size: 1.4rem; }
.zsp-screen-diagram {
    padding: 1rem;
    background: var(--zsp-ink);
    color: var(--zsp-white);
    border-radius: 1.5rem 1.5rem .4rem .4rem;
    box-shadow: .55rem .55rem var(--zsp-gold);
}
.zsp-screen-diagram span, .zsp-screen-diagram strong { display: block; padding: .35rem .7rem; }
.zsp-screen-diagram span { color: #d6cbea; font-size: .78rem; }
.zsp-screen-diagram strong { background: #493d62; }
.zsp-screen-diagram p { margin: .8rem 0 0; color: #e4ddf0; font-size: .8rem; }
.zsp-mobile-gallery { margin: 2rem 0; }
.zsp-mobile-index { border-top: 1px solid var(--zsp-purple); padding-top: 1.2rem; }
.zsp-mobile-index ol { display: grid; grid-template-columns: repeat(3, 1fr); list-style: none; padding: 0; gap: .8rem; }
.zsp-mobile-index li { background: #f2ead6; padding: 1rem; }
.zsp-mobile-index p { margin: .4rem 0 0; }

.zsp-footer {
    padding: 1.3rem clamp(1rem, 4vw, 3.2rem);
    background: #ebe4d3;
    border-top: 1px solid var(--zsp-line);
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 1.5rem;
}
.zsp-footer p { margin: .15rem 0; }
.zsp-rights { font-weight: 700; }
.zsp-record { color: var(--zsp-muted); font-size: .84rem; }
.zsp-footer-links { display: flex; gap: 1rem; white-space: nowrap; }

@media (max-width: 900px) {
    .zsp-release-banner { grid-template-columns: 1fr; }
    .zsp-banner-picture img { max-block-size: 12rem; }
    .zsp-matrix-panel { margin-inline: 0; }
    .zsp-matrix-layout { grid-template-columns: 1fr; }
    .zsp-history-panel, .zsp-story-panel, .zsp-team-panel { margin-inline: 0; }
    .zsp-criteria-panel { margin-inline: 0; }
    .zsp-ranking-lead, .zsp-mobile-hero { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
    .zsp-brandline { align-items: flex-start; flex-direction: column; gap: .15rem; }
    .zsp-nav-track { gap: .1rem .25rem; }
    .zsp-nav-track a { font-size: .76rem; padding: .22rem .4rem; }
    .zsp-homepage, .zsp-about-main, .zsp-newsroom, .zsp-ranking-room,
    .zsp-chinese-edition, .zsp-mobile-hall { padding-top: 1.4rem; }
    .zsp-homepage > h1 { font-size: 1.9rem; }
    .zsp-intro-step, .zsp-trend-panel, .zsp-trend-copy, .zsp-story-columns,
    .zsp-news-lede, .zsp-news-columns, .zsp-team-text, .zsp-deep-columns {
        grid-template-columns: 1fr;
    }
    .zsp-news-file:nth-child(1), .zsp-news-file:nth-child(5) { grid-column: auto; }
    .zsp-step-label { border-right: 0; border-bottom: 1px solid var(--zsp-purple); }
    .zsp-step-text { columns: 1; }
    .zsp-history-panel header, .zsp-team-panel header, .zsp-language-essay header {
        align-items: flex-start;
        flex-direction: column;
        gap: .35rem;
    }
    .zsp-state-track, .zsp-criteria-columns, .zsp-views-wall,
    .zsp-about-fields dl, .zsp-glossary-strip, .zsp-mobile-index ol {
        grid-template-columns: 1fr;
    }
    .zsp-state-track li:nth-child(2), .zsp-state-track li:nth-child(3) { margin-top: 0; }
    .zsp-criteria-columns article + article { margin: .6rem 0 0; }
    .zsp-views-wall > h3 { grid-column: auto; }
    .zsp-about-gallery, .zsp-ranking-art, .zsp-chinese-picture-band, .zsp-mobile-gallery {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .zsp-ranking-art .zsp-page-picture:first-child { grid-column: auto; }
    .zsp-tier-one, .zsp-tier-two, .zsp-tier-three { margin-inline: 0; }
    .zsp-footer { align-items: flex-start; flex-direction: column; }
}