/* /trending/ — 雜誌頭條 sub-theme。Scoped .trending-page,不動全站 tokens。
   基準 mockup: .superpowers/brainstorm/2494483-1783797511/content/page-layout.html */
.trending-page {
    --tr-paper: #FAF6EF;
    --tr-block: #F3EDE2;
    --tr-ink: #1C1917;
    --tr-mute: #78716C;
    --tr-accent: #D97757;
    --tr-brow: #B45309;
    --tr-rank: #A8A29E;
    --tr-line: #E7E0D5;
    display: block;
    max-width: none;
    padding: 0;
    background: var(--tr-paper);
    color: var(--tr-ink);
}
.trending-page a { color: inherit; text-decoration: none; }
.trending-page a:focus-visible {
    outline: 2px solid var(--tr-accent);
    outline-offset: 2px;
    border-radius: 2px;
}

/* ---- Hero ---- */
.tr-hero { max-width: 720px; margin: 0 auto; padding: 44px 20px 8px; }
.tr-eyebrow {
    color: var(--tr-brow);
    font-size: 0.75rem;
    letter-spacing: 0.35em;
    margin: 0 0 6px;
}
.tr-title {
    font-family: var(--font-display, 'Noto Serif TC', serif);
    font-size: clamp(2.1rem, 7vw, 3.4rem);
    font-weight: 900;
    line-height: 1.22;
    margin: 0 0 6px;
}
.tr-sub { color: var(--tr-mute); font-size: 0.8125rem; margin: 0; }

/* ---- 名次數字(共用) — 紙白角標牌,貼齊圖片左上角 ----
   海報深淺不可控,裸數字壓圖必在某些海報上失效;
   墨字印在紙色 plate 上對比永遠成立,且 plate=頁面紙色,
   像紙面折進照片角落,保住雜誌質感。 */
.tr-rank {
    font-family: var(--font-display, 'Noto Serif TC', serif);
    font-weight: 900;
    color: var(--tr-ink);
    line-height: 1;
    background: var(--tr-paper);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 2px 2px 8px rgba(28, 25, 23, 0.22);
}
.tr-rank--no1 {
    position: absolute; top: 0; left: 0;
    min-width: 58px; height: 58px;
    padding: 0 10px;
    font-size: 2.375rem;
    color: var(--tr-accent);           /* 榜首柿橘,呼應「本週榜首」tag */
    border-radius: 4px 0 10px 0;       /* 外角貼齊圖角,內角圓 */
}
.tr-rank--sub {
    position: absolute; top: 0; left: 0;
    min-width: 40px; height: 40px;
    padding: 0 8px;
    font-size: 1.5rem;
    border-radius: 3px 0 8px 0;
}

/* ---- #1 封面故事 ---- */
.tr-top { max-width: 720px; margin: 0 auto; padding: 16px 20px 8px; }
.tr-no1 { display: block; cursor: pointer; }
.tr-no1__imgwrap { position: relative; }
.tr-no1__img {
    width: 100%;
    height: clamp(200px, 40vw, 320px);
    object-fit: cover;
    border-radius: 4px;
    display: block;
}
.tr-no1__img--ph {
    background: linear-gradient(135deg, #C9B99A, #8A7A5C);
    display: flex; align-items: center; justify-content: center;
    padding: 16px; text-align: center;
}
.tr-no1__img--ph span {
    color: var(--tr-paper);
    font-family: var(--font-display, 'Noto Serif TC', serif);
    font-size: 1.375rem; font-weight: 700; line-height: 1.4;
}
.tr-no1__tag {
    position: absolute; top: 10px; right: 10px;
    background: var(--tr-accent); color: #fff;
    font-size: 0.6875rem; font-weight: 700;
    padding: 4px 10px; border-radius: 2px; letter-spacing: 0.06em;
}
.tr-no1__title {
    font-family: var(--font-display, 'Noto Serif TC', serif);
    font-size: 1.5rem; font-weight: 900; margin: 14px 0 2px;
}
.tr-no1__meta { color: var(--tr-mute); font-size: 0.8125rem; margin: 0 0 6px; }
.tr-no1__summary {
    color: #57534E; font-size: 0.875rem; line-height: 1.7; margin: 0;
    display: -webkit-box; -webkit-line-clamp: 2;
    -webkit-box-orient: vertical; overflow: hidden;
}
.tr-no1:hover .tr-no1__title { color: var(--tr-accent); }

/* ---- #2-#3 ---- */
.tr-subgrid { display: flex; gap: 14px; margin-top: 22px; }
.tr-subcard { flex: 1; min-width: 0; cursor: pointer; }
.tr-subcard__imgwrap { position: relative; }
.tr-subcard__img {
    width: 100%; height: 110px; object-fit: cover;
    border-radius: 3px; display: block;
}
.tr-subcard__img--ph {
    background: #DDD5C8; display: flex; align-items: center;
    justify-content: center; color: var(--tr-mute);
    font-family: var(--font-display, 'Noto Serif TC', serif);
    font-size: 1.5rem; font-weight: 700;
}
.tr-subcard__title {
    font-size: 0.875rem; font-weight: 700; line-height: 1.45;
    margin: 10px 0 2px;
    display: -webkit-box; -webkit-line-clamp: 2;
    -webkit-box-orient: vertical; overflow: hidden;
}
.tr-subcard__meta { color: var(--tr-mute); font-size: 0.6875rem; margin: 0; }
.tr-subcard:hover .tr-subcard__title { color: var(--tr-accent); }

/* ---- #4-#10 ---- */
.tr-list { margin-top: 18px; }
.tr-row {
    display: flex; align-items: center; gap: 14px;
    border-top: 1px solid var(--tr-line);
    padding: 13px 0; cursor: pointer;
}
.tr-row__rank {
    font-family: var(--font-display, 'Noto Serif TC', serif);
    font-size: 1.375rem; font-weight: 900; color: var(--tr-rank);
    width: 28px; text-align: right; flex: none;
}
.tr-row__thumb {
    width: 56px; height: 42px; object-fit: cover;
    border-radius: 3px; flex: none;
}
.tr-row__thumb--ph {
    background: #DDD5C8; display: flex; align-items: center;
    justify-content: center; color: var(--tr-mute);
    font-size: 1rem; font-weight: 700;
}
.tr-row__text { min-width: 0; }
.tr-row__title {
    display: block; font-size: 0.875rem; font-weight: 600;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.tr-row__meta { display: block; color: var(--tr-mute); font-size: 0.6875rem; }
.tr-row:hover .tr-row__title { color: var(--tr-accent); }

/* ---- 縣市區 ---- */
.tr-city { background: var(--tr-block); margin-top: 28px; padding: 26px 0 34px; }
.tr-city__heading {
    font-family: var(--font-display, 'Noto Serif TC', serif);
    font-size: 1.375rem; font-weight: 900;
    max-width: 720px; margin: 0 auto; padding: 0 20px;
}
.tr-chips {
    display: flex; gap: 8px; overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    max-width: 720px; margin: 0 auto; padding: 14px 20px;
    scrollbar-width: none;            /* Firefox: 隱藏醜 scrollbar,仍可滑 */
}
.tr-chips::-webkit-scrollbar { display: none; }  /* Chrome/Safari */
@media (min-width: 900px) {
    /* 桌機空間夠,直接換行不捲動 */
    .tr-chips { flex-wrap: wrap; overflow-x: visible; }
}
.trending-page .tr-chip {
    flex: none; font-size: 0.8125rem; padding: 7px 15px;
    border-radius: 2px; background: #fff; color: #57534E;
    border: 1px solid var(--tr-line); cursor: pointer;
    transition: border-color 200ms, color 200ms;
}
.trending-page .tr-chip:hover:not(.tr-chip--active) { border-color: var(--tr-accent); color: var(--tr-ink); }
.trending-page .tr-chip--active { background: var(--tr-ink); color: var(--tr-paper); border-color: var(--tr-ink); }
.tr-city-card {
    background: #fff; border-radius: 4px;
    box-shadow: 0 1px 3px rgba(28, 25, 23, 0.06);
    max-width: 680px; margin: 0 auto; padding: 4px 16px;
}
@media (max-width: 719px) { .tr-city-card { margin: 0 20px; } }
.tr-city-row {
    display: flex; align-items: center; gap: 12px;
    padding: 11px 0; border-bottom: 1px solid var(--tr-block);
    cursor: pointer;
}
.tr-city-row:last-child { border-bottom: none; }
.tr-city-rank {
    font-family: var(--font-display, 'Noto Serif TC', serif);
    font-size: 1.125rem; font-weight: 900; color: var(--tr-rank);
    width: 20px; text-align: center; flex: none;
}
.tr-city-rank--top { color: var(--tr-accent); }
.tr-city-row__text { flex: 1; min-width: 0; }
.tr-city-row__title {
    display: block; font-size: 0.875rem; font-weight: 600;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.tr-city-row__meta {
    display: block; color: var(--tr-mute); font-size: 0.6875rem;
    margin-top: 2px;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.tr-city-row:hover .tr-city-row__title { color: var(--tr-accent); }
.tr-city-row__thumb {
    width: 44px; height: 33px; object-fit: cover;
    border-radius: 3px; flex: none;
}
.tr-city-row__thumb--ph {
    background: #DDD5C8; display: flex; align-items: center;
    justify-content: center; color: var(--tr-mute);
    font-size: 0.875rem; font-weight: 700;
}
.tr-city-more { text-align: center; margin-top: 18px; }
.trending-page .tr-city-more__btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 10px 22px;
    font-size: 0.8125rem; font-weight: 600; letter-spacing: 0.04em;
    color: var(--tr-ink);
    border: 1px solid var(--tr-ink);
    border-radius: 2px;
    background: transparent;
    transition: background 200ms, color 200ms;
    cursor: pointer;
}
.trending-page .tr-city-more__btn:hover {
    background: var(--tr-ink);
    color: var(--tr-paper);
}
.tr-empty { color: var(--tr-mute); font-size: 0.875rem; padding: 18px 0; margin: 0; }

/* Partial swap 載入態 */
.tr-city-panel { transition: opacity 180ms; }
.tr-city-panel--loading { opacity: 0.45; pointer-events: none; }

/* 死圖優雅降級 — onerror 加 class,隱藏破圖 icon 保留版位 */
.trending-page .tr-img--dead { visibility: hidden; }

/* ---- 空狀態 ---- */
.tr-emptystate { max-width: 720px; margin: 0 auto; padding: 48px 20px; text-align: center; }
.tr-emptystate p { color: var(--tr-mute); margin: 0 0 12px; }
.trending-page .tr-emptystate__link { color: var(--tr-brow); border-bottom: 1px solid var(--tr-brow); }

/* ---- 桌機 ---- */
@media (min-width: 900px) {
    .tr-top { display: grid; grid-template-columns: 1.6fr 1fr; gap: 28px; align-items: start; }
    .tr-no1 { grid-column: 1; grid-row: 1 / 3; }
    .tr-subgrid { grid-column: 2; margin-top: 26px; flex-direction: column; }
    .tr-subcard__img { height: 130px; }
    .tr-list { grid-column: 1 / 3; }
}

@media (prefers-reduced-motion: reduce) {
    .trending-page * { transition-duration: 0.01ms !important; }
}