/* 模型发展页（models.html）：权威榜单介绍 + 排名追踪。沿用 styles.css 的设计变量。 */
.models-main { padding: calc(var(--nav-h) + var(--ad-offset) + 40px) 0 70px; }
.models-shell { width: 80%; margin-inline: auto; }   /* 与全站一致：实测文章/首页/广场/项目页均为两侧各留 10%（容器 80%） */

.models-head { margin: 0 0 30px; padding-bottom: 20px; border-bottom: 1px solid var(--line-strong); }
.models-kicker { margin: 0 0 6px; color: var(--primary-dark); font: 700 10px var(--mono); letter-spacing: .13em; }
.models-head h1 { margin: 0 0 8px; font-size: clamp(26px, 3.2vw, 36px); font-weight: 800; letter-spacing: -.02em; line-height: 1.2; }
.models-lead { margin: 0; max-width: 62ch; color: var(--muted); font-size: 14.5px; line-height: 1.75; }
.models-h2 { margin: 0 0 4px; font-size: 20px; font-weight: 800; letter-spacing: -.02em; }
.models-sub { margin: 0 0 16px; color: var(--muted); font-size: 13.5px; line-height: 1.7; }
#tracker { margin-top: 44px; scroll-margin-top: calc(var(--nav-h) + var(--ad-offset) + 16px); }

/* 榜单卡片 */
.models-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.models-card { display: flex; flex-direction: column; padding: 18px 20px; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--white); box-shadow: var(--shadow-sm); }
/* 标签统一靠左、同步时间靠右：space-between 会把中间的「N 个子榜」挤到卡片正中 */
.models-card-meta { display: flex; align-items: center; justify-content: flex-start; gap: 6px 10px; margin: 0 0 10px; color: var(--muted-2); font: 600 10.5px var(--mono); letter-spacing: .04em; }
.models-card-meta > span:last-child:not(.models-chip) { margin-left: auto; }
.models-chip { padding: 3px 7px; border: 1px solid var(--primary-line); color: var(--primary-dark); background: var(--primary-soft); font: 700 10px var(--mono); letter-spacing: .06em; white-space: nowrap; }
.models-card h3 { margin: 0; font-size: 17px; font-weight: 700; line-height: 1.4; overflow-wrap: anywhere; }
.models-org { margin: 2px 0 0; color: var(--muted-2); font-size: 12.5px; }
/* 权威榜单：整块默认收起；卡片内的简介与读法常显，不再单独折叠 */
.models-boards > summary { display: flex; flex-wrap: wrap; align-items: baseline; gap: 6px 12px; padding: 12px 14px; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--white); box-shadow: var(--shadow-sm); cursor: pointer; list-style: none; }
.models-boards > summary::-webkit-details-marker { display: none; }
.models-boards > summary::after { content: '▾'; margin-left: auto; color: var(--muted-2); font-size: 12px; transition: transform .18s; }
.models-boards[open] > summary::after { transform: rotate(180deg); }
.models-boards > summary:hover { border-color: var(--primary-line); }
.models-boards > summary .models-h2 { margin: 0; }
.models-boards-hint { color: var(--muted); font-size: 13px; }
.models-boards[open] > summary { margin-bottom: 16px; }
.models-intro { margin: 10px 0 0; color: var(--ink-2); font-size: 14px; line-height: 1.75; }
.models-caveat { margin: 8px 0 0; color: var(--muted); font-size: 12.5px; line-height: 1.7; }
.models-caveat b { color: var(--ink-2); font-weight: 650; }
.models-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 16px; margin: auto 0 0; padding-top: 14px; font-size: 13px; }
.models-actions a { color: var(--primary-dark); text-decoration: underline; text-underline-offset: 3px; }
.models-actions button { padding: 5px 14px; border: 1px solid var(--line-strong); border-radius: 999px; background: #fff; color: var(--ink); font: inherit; font-size: 13px; cursor: pointer; }
.models-actions button:hover { border-color: var(--primary-line); color: var(--primary-dark); }

/* 追踪工具条 */
/* 工具条本身纵向排布；外露面用一个左侧竖条标示，避免加载瞬间只剩文字显得居中 */
.models-bar { display: flex; flex-direction: column; align-items: stretch; text-align: left; gap: 10px; margin: 0 0 14px; }
.models-bar > .doc-loading { margin: 0 0 6px; text-align: left; }
.models-tabs { display: flex; flex-wrap: wrap; justify-content: flex-start; border-bottom: 1px solid var(--line); }
.models-tabs button { padding: 9px 13px; margin-bottom: -1px; border: 0; border-bottom: 2px solid transparent; background: none; color: var(--muted); font: inherit; font-size: 13.5px; white-space: nowrap; cursor: pointer; }
.models-tabs button:hover { color: var(--ink); }
.models-tabs button[aria-pressed="true"] { color: var(--primary); border-color: var(--primary); font-weight: 700; }
.models-tabs button.is-empty { opacity: .55; }
.models-ctl { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 18px; font-size: 13px; color: var(--muted); }
.models-seg { display: inline-flex; border: 1px solid var(--line-strong); border-radius: 999px; overflow: hidden; }
.models-seg button { padding: 5px 13px; border: 0; background: #fff; color: var(--muted); font-family: inherit; font-size: 12.5px; font-weight: 600; cursor: pointer; }
.models-seg button[aria-pressed="true"] { background: var(--primary-soft); color: var(--primary-dark); }
.models-ctl select { min-height: 32px; padding: 4px 26px 4px 10px; border: 1px solid var(--line-strong); border-radius: 999px; background-color: #fff; color: var(--ink); font: inherit; font-size: 12.5px; }

/* 快照信息与排名表 */
.models-meta { display: flex; flex-wrap: wrap; gap: 4px 14px; margin: 0 0 10px; color: var(--muted-2); font: 600 11.5px var(--mono); letter-spacing: .02em; }
.models-meta a { color: var(--primary-dark); text-decoration: underline; text-underline-offset: 3px; }
.models-table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--white); box-shadow: var(--shadow-sm); }
.models-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.models-table th { padding: 10px 14px; border-bottom: 1px solid var(--line-strong); color: var(--muted-2); font: 700 10.5px var(--mono); letter-spacing: .08em; text-align: left; white-space: nowrap; }
.models-table td { padding: 10px 14px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.models-table tbody tr:last-child td { border-bottom: 0; }
.models-table .num { text-align: right; font-family: var(--mono); font-variant-numeric: tabular-nums; }
.models-table th.num { text-align: right; }
.models-rank { width: 52px; color: var(--ink-2); font: 700 13px var(--mono); }
.models-change { width: 74px; font: 700 12px var(--mono); white-space: nowrap; }
.models-up { color: var(--green); }
.models-down { color: var(--red); }
.models-flat { color: var(--muted-2); }
.models-new { padding: 2px 6px; border: 1px solid var(--primary-line); background: var(--primary-soft); color: var(--primary-dark); font: 700 10px var(--mono); letter-spacing: .06em; }
.models-model { padding: 0; border: 0; background: none; color: var(--ink); font: inherit; font-weight: 650; text-align: left; cursor: pointer; overflow-wrap: anywhere; }
.models-model:hover { color: var(--primary-dark); }
.models-model::after { content: ' ▾'; color: var(--muted-2); font-size: 11px; }
.models-model[aria-expanded="true"]::after { content: ' ▴'; }
.models-note { display: block; margin-top: 2px; color: var(--muted-2); font-size: 12px; font-weight: 400; }
.models-org-cell { color: var(--muted); font-size: 13px; white-space: nowrap; }
/* 厂商 / 国家胶囊：左段厂商 logo（品牌渐变方块 + 白色 logo）+ 淡渐变底，右段国旗 + 国旗渐变淡底 */
.models-origin { display: inline-flex; align-items: stretch; vertical-align: middle; border: 1px solid var(--line-strong); border-radius: 11px; overflow: hidden; background: #fff; font-size: 12.5px; line-height: 1; }
.models-origin-vendor, .models-origin-country { display: inline-flex; align-items: center; gap: 7px; }
.models-origin-vendor { padding: 3px 12px 3px 3px; background: #f6f4f7; background: linear-gradient(100deg, color-mix(in srgb, var(--brand) 20%, #fff), color-mix(in srgb, var(--brand) 5%, #fff)); color: var(--ink); font-weight: 650; }
.models-origin-country { padding: 3px 12px 3px 9px; border-left: 1px solid rgba(26, 20, 40, .07); background: #f6f4f7; background: linear-gradient(100deg, color-mix(in srgb, var(--c1) 17%, #fff), color-mix(in srgb, var(--c2) 15%, #fff)); color: var(--ink-2); font-weight: 600; }
.models-tile { flex: none; display: inline-flex; align-items: center; justify-content: center; width: 24px; height: 24px; border-radius: 8px; background: #8a8394; background: linear-gradient(135deg, color-mix(in srgb, var(--brand) 68%, #fff), var(--brand)); box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .28), 0 1px 2px rgba(26, 20, 40, .16); font-style: normal; }
/* logo 为登记表里的图片直链：按透明背景的图标处理，统一压成白色放在品牌色方块上 */
.models-logo { width: 14px; height: 14px; object-fit: contain; filter: brightness(0) invert(1); }
.models-flag { flex: none; width: 18px; height: 14px; border-radius: 3px; box-shadow: 0 0 0 1px rgba(26, 20, 40, .12); object-fit: cover; }
.models-origin-name { white-space: nowrap; }
.models-origin-inline { display: none; }
.models-open { display: inline-block; margin-left: 6px; padding: 1px 6px; border: 1px solid var(--green-line); border-radius: 999px; background: var(--green-soft); color: var(--green); font: 700 10px var(--mono); letter-spacing: .02em; vertical-align: 1px; }
.models-legend { margin: 0 0 10px; color: var(--muted-2); font-size: 12px; line-height: 1.6; }
.models-hist td { padding: 14px 18px; background: #faf9fb; }
.models-hist svg { display: block; width: 100%; max-width: 560px; height: auto; }
.models-hist .line { fill: none; stroke: var(--primary); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.models-hist .dot { fill: #fff; stroke: var(--primary); stroke-width: 2; }
.models-hist .axis { stroke: var(--line-strong); stroke-width: 1; }
.models-hist text { fill: var(--muted); font: 600 11px var(--mono); }
.models-hist-sum { margin: 8px 0 0; color: var(--muted); font-size: 12.5px; line-height: 1.7; }

.models-empty { padding: 30px 0; color: var(--muted); font-size: 14px; line-height: 1.8; text-align: center; }
.models-empty a { color: var(--primary-dark); text-decoration: underline; text-underline-offset: 3px; }
.models-retry { margin-top: 6px; padding: 7px 18px; border: 1px solid var(--line-strong); border-radius: 999px; background: #fff; color: var(--ink); font: inherit; font-size: 13px; cursor: pointer; }
.models-disclaimer { margin: 12px 2px 0; color: var(--muted-2); font-size: 12px; line-height: 1.7; }

@media (max-width: 760px) {
  .models-shell { width: 100%; padding-inline: 16px; }
  .models-grid { grid-template-columns: 1fr; }
  .models-table th, .models-table td { padding: 9px 10px; }
  .models-org-col { display: none; }
  /* 窄屏：机构列收起，改在模型名下方放精简胶囊（只留 logo 与国旗，名称见悬停提示） */
  .models-origin-inline { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 6px; margin-top: 5px; }
  .models-origin--mini .models-origin-name { display: none; }
  .models-origin--mini .models-origin-vendor { padding-right: 4px; }
  .models-origin--mini .models-origin-country { padding: 3px 7px; }
}