/* 命例页沿用首页的留白、山水底色与蓝朱双主题。 */
.case-library-page {
    --case-accent: #1762bb;
    --case-ink: #102c50;
    --case-art: url('/static/img/homepage-b-landscape.png');
    width: 100%;
    margin: 0 auto;
    color: var(--case-ink);
}
:root[data-theme="warm"] .case-library-page {
    --case-accent: #cf5145;
    --case-ink: #282321;
    --case-art: url('/static/img/homepage-a-landscape.png');
}
.case-library-heading {
    position: relative;
    display: flex;
    min-height: 250px;
    align-items: center;
    justify-content: space-between;
    overflow: hidden;
    padding: 30px 5%;
    border-radius: 13px;
    isolation: isolate;
    background: var(--case-art) center 48% / cover;
}
.case-library-heading::before {
    position: absolute;
    z-index: -1;
    inset: 0;
    background: linear-gradient(90deg, #f9fbfff2 0%, #f9fbffdc 43%, #f9fbff24 79%);
    content: '';
}
:root[data-theme="warm"] .case-library-heading::before {
    background: linear-gradient(90deg, #fffaf2f2 0%, #fffaf2dc 43%, #fffaf224 79%);
}
.case-heading-copy { z-index: 1; max-width: 650px; }
.case-library-eyebrow { margin: 0 0 12px; color: var(--case-accent); font-size: 11px; font-weight: 700; letter-spacing: .15em; }
.case-library-heading h1 { margin: 0 0 10px; color: var(--case-ink); font-family: var(--font-family-display); font-size: clamp(34px, 3.5vw, 48px); font-weight: 600; line-height: 1.2; letter-spacing: -.03em; }
.case-library-heading h1 span { display: inline-block; margin-left: 12px; color: var(--case-accent); font-size: .56em; white-space: nowrap; }
.case-heading-copy > p:not(.case-library-eyebrow) { max-width: 540px; margin: 0; color: #536a80; font-size: 13px; line-height: 1.8; }
.case-heading-action { display: inline-flex; align-items: center; gap: 16px; margin-top: 17px; padding-bottom: 4px; border-bottom: 1px solid color-mix(in srgb, var(--case-accent) 35%, transparent); color: var(--case-accent); font-size: 12px; font-weight: 600; text-decoration: none; }
.case-heading-action:hover { gap: 22px; }
.case-heading-art { position: relative; display: grid; flex: 0 0 210px; place-content: center; justify-items: center; gap: 8px; aspect-ratio: 1; border: 1px solid color-mix(in srgb, var(--case-accent) 25%, transparent); border-radius: 50%; color: var(--case-ink); background: #ffffff42; }
.case-heading-art::before { position: absolute; inset: 11px; border: 1px dashed color-mix(in srgb, var(--case-accent) 25%, transparent); border-radius: inherit; content: ''; }
.case-heading-art span { color: var(--case-accent); font-size: 9px; letter-spacing: .12em; }
.case-heading-art b { font-family: var(--font-family-display); font-size: 58px; font-weight: 400; line-height: 1.1; }
.case-heading-art small { color: #5c7286; font-size: 9px; }
.case-filter-panel { position: relative; margin: -1px 0 36px; padding: 17px 20px; border-bottom: 1px solid #dce5ed; background: linear-gradient(90deg, #ffffffc9, #fff 50%, #ffffffc9); }
.case-filter-heading { display: flex; align-items: baseline; gap: 13px; margin-bottom: 11px; }
.case-filter-heading h2 { margin: 0; color: var(--case-ink); font-family: var(--font-family-display); font-size: 17px; font-weight: 600; }
.case-filter-heading p { margin: 0; color: #718295; font-size: 11px; }
.case-filter-form { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)) auto; align-items: end; gap: 12px; }
.case-filter-form .filter-group { display: flex; min-width: 0; flex-direction: column; }
.case-filter-form label { margin-bottom: 5px; color: #68798c; font-size: 10px; }
.case-filter-form .filter-input { box-sizing: border-box; width: 100%; min-height: 39px; padding: 0 11px; border: 1px solid #d8e1ea; border-radius: 6px; background: #fbfcff; color: #334d68; font: inherit; font-size: 12px; }
.case-filter-form .filter-input:focus { outline: 2px solid color-mix(in srgb, var(--case-accent) 22%, transparent); border-color: var(--case-accent); }
.case-filter-form .btn-filter { min-height: 39px; padding: 0 20px; border: 0; border-radius: 6px; background: var(--case-ink); color: white; font-size: 12px; font-weight: 600; cursor: pointer; }
:root[data-theme="warm"] .case-filter-form .btn-filter { background: var(--case-accent); }
.case-filter-form .btn-filter span { margin-left: 12px; }
.case-filter-form .btn-filter:hover { filter: brightness(1.15); }
.case-results-heading { display: flex; align-items: end; justify-content: space-between; gap: 18px; margin: 0 0 17px; }
.case-results-heading .case-library-eyebrow { margin-bottom: 5px; font-size: 10px; }
.case-results-heading h2 { margin: 0; color: var(--case-ink); font-family: var(--font-family-display); font-size: 23px; font-weight: 500; }
.case-results-heading > span { color: #7b8b9c; font-size: 11px; }
.case-record-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 15px; }
.case-record-card { position: relative; display: flex; min-width: 0; flex-direction: column; gap: 8px; padding: 18px 20px 15px; border: 0; border-top: 2px solid color-mix(in srgb, var(--case-accent) 38%, white); border-radius: 4px 4px 10px 10px; background: linear-gradient(155deg, color-mix(in srgb, var(--case-accent) 5%, white), #fff 44%); box-shadow: 0 5px 20px rgba(32, 62, 96, .045); color: var(--case-ink); text-decoration: none; transition: box-shadow .2s, transform .2s, border-color .2s; }
.case-record-card:hover { transform: translateY(-2px); border-color: var(--case-accent); box-shadow: 0 10px 26px rgba(32, 62, 96, .1); }
.case-record-label { display: flex; align-items: center; justify-content: space-between; color: var(--case-accent); font-size: 12px; font-weight: 600; }
.case-record-mark { color: color-mix(in srgb, var(--case-accent) 48%, white); font: 18px Georgia, serif; }
.case-record-date { color: #6d7c8d; font-size: 11px; line-height: 1.6; }
.case-pillar-caption { margin-top: 3px; color: #8695a4; font-size: 9px; letter-spacing: .12em; }
.case-record-pillars { padding-bottom: 5px; color: var(--case-ink); font-family: var(--font-family-display); font-size: clamp(19px, 2vw, 25px); font-weight: 500; letter-spacing: .04em; line-height: 1.5; overflow-wrap: anywhere; }
.case-record-open { display: flex; align-items: center; justify-content: space-between; margin-top: auto; padding-top: 10px; border-top: 1px solid #e8edf2; color: var(--case-accent); font-size: 10px; }
.case-record-open > span { font-size: 17px; }
.case-record-card .record-badge { margin-left: 7px; padding: 3px 7px; border-radius: 999px; background: color-mix(in srgb, var(--case-accent) 9%, white); color: var(--case-accent); font-size: 9px; font-weight: 400; }
.case-pagination { display: flex; align-items: center; justify-content: center; gap: 16px; margin-top: 28px; }
.case-pagination .btn-page { padding: 8px 14px; border: 1px solid #dce4eb; border-radius: 6px; background: #fff; color: var(--case-accent); font-size: 11px; text-decoration: none; }
.case-pagination .btn-page:hover { border-color: var(--case-accent); }
.case-pagination .btn-page.disabled { background: transparent; color: #8692a0; }
.case-page-count { color: #6d7c8d; font-size: 11px; }
.case-empty-state { padding: 46px 24px; background: linear-gradient(180deg, #fff, #ffffff90); text-align: center; }
.case-empty-state > span { display: grid; place-items: center; width: 68px; height: 68px; margin: 0 auto 17px; border: 1px solid #d8e4ed; border-radius: 50%; color: var(--case-accent); font: 34px var(--font-family-display); }
.case-empty-state h3 { margin: 0 0 10px; color: var(--case-ink); font: 21px var(--font-family-display); }
.case-empty-state p { color: #728193; font-size: 12px; line-height: 1.8; }
@media (max-width: 980px) {
    .case-heading-art { flex-basis: 175px; }
    .case-record-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 700px) {
    .case-library-heading { min-height: 0; padding: 28px 24px 32px; }
    .case-library-heading h1 { font-size: 34px; }
    .case-library-heading h1 span { display: block; margin: 7px 0 0; font-size: .55em; }
    .case-heading-art { position: absolute; right: -45px; top: 22px; width: 170px; opacity: .22; }
    .case-heading-art small, .case-heading-art span { visibility: hidden; }
    .case-heading-copy { position: relative; width: 100%; }
    .case-heading-copy > p:not(.case-library-eyebrow) { max-width: 90%; }
    .case-filter-panel { margin-bottom: 27px; padding: 15px 4px 17px; }
    .case-filter-heading { align-items: flex-start; flex-direction: column; gap: 4px; }
    .case-filter-form { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
    .case-filter-form .filter-input { padding: 0 7px; }
    .case-filter-form .btn-filter { grid-column: 1 / -1; }
    .case-results-heading { align-items: flex-start; flex-direction: column; gap: 6px; }
    .case-results-heading h2 { font-size: 21px; }
    .case-record-grid { grid-template-columns: 1fr; gap: 11px; }
    .case-record-card { padding: 16px 18px 13px; }
    .case-record-pillars { font-size: 25px; }
}
@media (prefers-reduced-motion: reduce) {
    .case-record-card, .case-heading-action { transition: none; }
}