/* 英语词根词缀速查 · 植物图谱标本册设计系统（前缀 era-）
   浅色：草木绿 + 深松绿 + 芥末；深色：深松底 + 亮绿 + 亮芥末 */
.era-page, .era-modal, .ws-toast {
    --era-bg: #eef4e9; --era-paper: #fbfdf8; --era-ink: #1e3527; --era-sub: #6e8273;
    --era-brand: #1f5136; --era-gold: #b98c25; --era-line: #d3e3d2; --era-fill: #e9f2e5;
    --era-shadow: 0 10px 26px rgba(31,81,54,.09);
    --era-font: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
}
:root[data-theme="dark"] .era-page, :root[data-theme="dark"] .era-modal, :root[data-theme="dark"] .ws-toast {
    --era-bg: #101a13; --era-paper: #18261c; --era-ink: #e4f0e4; --era-sub: #a0b8a5;
    --era-brand: #8fd6a4; --era-gold: #e6c46f; --era-line: #2c4233; --era-fill: #1e3024;
    --era-shadow: 0 14px 32px rgba(0,0,0,.34);
}
.era-page { background: var(--era-bg); color: var(--era-ink); font-family: var(--era-font);
    font-size: 14.5px; line-height: 1.8; padding-bottom: 56px; }
.era-wrap { max-width: 1180px; margin: 0 auto; padding: 0 20px; }
.era-page .detail-breadcrumb { padding: 18px 0 0; font-size: 13px; color: var(--era-sub); }
.era-page .detail-breadcrumb a { color: var(--era-brand); text-decoration: none; }
.era-page .detail-breadcrumb .sep { margin: 0 8px; }
.era-page b { font-weight: 700; }
.era-kicker { font-size: 11px; letter-spacing: .16em; color: var(--era-gold); }

/* 首屏 */
.era-hero { display: grid; grid-template-columns: 1.5fr .6fr; gap: 22px; margin: 22px 0 18px; }
.era-hero-copy { background: var(--era-paper); border: 1px solid var(--era-line); border-radius: 4px 18px 4px 4px;
    padding: 28px 30px; box-shadow: var(--era-shadow); border-left: 6px solid var(--era-brand); }
.era-hero h1 { font-size: clamp(24px, 2.9vw, 34px); line-height: 1.4; margin: 10px 0 8px; }
.era-sub { font-size: 14px; line-height: 1.95; color: var(--era-sub); margin: 0 0 18px; max-width: 690px; }
.era-sub b { color: var(--era-brand); }
.era-page input, .era-page textarea { font: inherit; color: var(--era-ink); background: var(--era-paper);
    border: 1px solid var(--era-line); border-radius: 5px; padding: 10px 12px; outline: none; box-sizing: border-box; }
.era-page input:focus, .era-page textarea:focus { border-color: var(--era-brand); }
.era-split-input { display: flex; gap: 8px; flex-wrap: wrap; }
.era-split-input input { flex: 1 1 260px; min-width: 0; font: 600 16px Georgia, serif; }
.era-btn { font: inherit; font-size: 13px; font-weight: 600; cursor: pointer; border: 1px solid var(--era-line);
    background: var(--era-paper); color: var(--era-ink); border-radius: 5px; padding: 9px 15px; white-space: nowrap; }
.era-btn:hover { border-color: var(--era-brand); }
.era-btn--main { background: var(--era-brand); border-color: var(--era-brand); color: #fff; }
.era-btn--main:hover { filter: brightness(1.12); }
.era-chips { display: flex; gap: 7px; flex-wrap: wrap; align-items: center; margin-top: 14px; font-size: 11.5px; color: var(--era-sub); }
.era-chip { font: 12px Georgia, serif; cursor: pointer; border: 1px dashed var(--era-line);
    background: var(--era-fill); color: var(--era-brand); border-radius: 3px; padding: 3px 10px; }
.era-chip:hover { border-style: solid; }
.era-hero-card { background: var(--era-brand); color: #fff; border-radius: 4px 18px 4px 4px; padding: 16px 18px; box-shadow: var(--era-shadow); }
.era-card-h { font-size: 10px; letter-spacing: .15em; opacity: .8; border-bottom: 1px solid rgba(255,255,255,.24); padding-bottom: 9px; }
.era-card-body { padding: 14px 0; }
.era-card-body b { display: block; font: 700 38px Georgia, serif; }
.era-card-body span { font-size: 12px; opacity: .85; }
.era-card-body p { font-size: 11.5px; line-height: 1.8; opacity: .82; margin: 10px 0 0; }
.era-card-stat { display: grid; grid-template-columns: repeat(4, 1fr); gap: 5px; border-top: 1px solid rgba(255,255,255,.24); padding-top: 12px; text-align: center; }
.era-card-stat b { display: block; font: 700 19px Georgia, serif; }
.era-card-stat span { font-size: 10px; opacity: .8; }

/* 三段拆解 */
.era-panel { background: var(--era-paper); border: 1px solid var(--era-line); border-radius: 4px;
    padding: 18px 20px; margin-top: 18px; box-shadow: var(--era-shadow); min-width: 0; }
.era-panel-h { display: flex; justify-content: space-between; align-items: baseline; gap: 10px;
    border-bottom: 2px solid var(--era-brand); padding-bottom: 10px; margin-bottom: 14px; }
.era-panel-h b { font-size: 16px; }
.era-panel-h span { font-size: 11.5px; color: var(--era-sub); }
.era-pieces { display: flex; align-items: stretch; gap: 10px; flex-wrap: wrap; }
.era-piece { flex: 1 1 150px; min-width: 0; border: 1px solid var(--era-line); border-top: 3px solid var(--era-gold);
    background: var(--era-fill); border-radius: 4px; padding: 12px 14px; }
.era-piece:first-child { border-top-color: var(--era-brand); }
.era-piece:last-child { border-top-color: var(--era-sub); }
.era-piece > span { display: block; font-size: 10.5px; letter-spacing: .1em; color: var(--era-sub); }
.era-piece > b { display: block; font: 700 24px Georgia, serif; margin: 4px 0 2px; word-break: break-all; }
.era-piece > p { font-size: 12px; color: var(--era-sub); margin: 0; line-height: 1.7; }
.era-piece.is-miss { opacity: .7; border-style: dashed; }
.era-gloss { margin-top: 14px; padding: 12px 14px; background: var(--era-fill); border-left: 3px solid var(--era-gold);
    font-size: 13.5px; line-height: 1.9; }
.era-filters { display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap; margin-bottom: 14px; }
.era-types { display: flex; gap: 6px; flex-wrap: wrap; }
.era-type { font: inherit; font-size: 12px; cursor: pointer; border: 1px solid var(--era-line);
    background: var(--era-fill); color: var(--era-sub); border-radius: 14px; padding: 4px 12px; }
.era-type.is-on { background: var(--era-brand); border-color: var(--era-brand); color: #fff; }
.era-filters input { flex: 0 1 230px; min-width: 0; }
.era-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.era-item { border: 1px solid var(--era-line); border-radius: 4px; padding: 11px 13px; background: var(--era-paper); min-width: 0; }
.era-item-h { display: flex; align-items: baseline; gap: 8px; flex-wrap: wrap; }
.era-item-h b { font: 700 19px Georgia, serif; color: var(--era-brand); word-break: break-all; }
.era-item-h em { font-style: normal; font-size: 10px; background: var(--era-fill); color: var(--era-sub); border-radius: 2px; padding: 1px 6px; }
.era-item .mean { font-size: 13px; margin: 5px 0 2px; }
.era-item .ex { font-size: 11.5px; color: var(--era-sub); line-height: 1.75; word-break: break-word; }
.era-item .ops { margin-top: 7px; }
.era-item .ops button { font: inherit; font-size: 11px; border: 0; background: none; padding: 0; color: var(--era-brand); cursor: pointer; text-decoration: underline; }
.era-empty { grid-column: 1/-1; text-align: center; color: var(--era-sub); padding: 22px; font-size: 13px; }
.era-two { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.era-plan { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
.era-day { background: var(--era-fill); border-radius: 4px; padding: 9px 11px; font-size: 11.5px; line-height: 1.8; }
.era-day b { display: block; color: var(--era-brand); font-size: 12px; }
.era-hint { font-size: 11.5px; color: var(--era-sub); line-height: 1.8; margin: 12px 0 0; }
.era-panel textarea { width: 100%; resize: vertical; font: 12.5px Consolas, monospace; }
.era-btn-row { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
.era-err { color: #b4472f; font-size: 12px; min-height: 18px; }
.era-table-scroll { overflow-x: auto; margin-top: 10px; }
.era-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.era-table th, .era-table td { padding: 7px 9px; border-bottom: 1px solid var(--era-line); text-align: left; word-break: break-word; }
.era-table th { background: var(--era-fill); color: var(--era-sub); white-space: nowrap; }
.era-table .era-empty { padding: 18px; }

/* 弹窗 */
.era-modal[hidden] { display: none !important; }
.era-modal { position: fixed; inset: 0; z-index: 9999; display: flex; align-items: center; justify-content: center;
    background: rgba(16,32,20,.62); padding: 20px; }
.era-modal-box { position: relative; width: min(440px, 100%); background: var(--era-paper); color: var(--era-ink);
    padding: 28px 30px; border-radius: 4px 18px 4px 4px; border-top: 5px solid var(--era-brand); box-shadow: 0 22px 54px rgba(0,0,0,.32); }
.era-modal-x { position: absolute; right: 12px; top: 6px; border: 0; background: none; font-size: 24px; color: var(--era-sub); cursor: pointer; }
.era-modal-box h2 { margin: 8px 0 10px; font-size: 22px; }
.era-modal-box p { font-size: 14px; color: var(--era-sub); line-height: 1.9; }
.ws-toast { position: fixed; left: 50%; bottom: 30px; transform: translate(-50%, 16px); z-index: 10000;
    background: var(--era-ink); color: var(--era-paper); padding: 10px 20px; border-radius: 5px;
    font-size: 13px; opacity: 0; pointer-events: none; transition: .25s; }
.ws-toast.is-on { opacity: 1; transform: translate(-50%, 0); }
.ws-toast.is-err { background: #b4472f; color: #fff; }

@media (max-width: 960px) { .era-hero, .era-two { grid-template-columns: 1fr; } .era-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) {
    .era-wrap { padding: 0 12px; } .era-hero-copy, .era-panel { padding: 18px 14px; }
    .era-grid, .era-plan { grid-template-columns: 1fr; } .era-piece { flex: 1 1 100%; }
    .era-table { min-width: 0; }
}

/* dark hero contrast fix */
:root[data-theme="dark"] .era-hero-card { background: #1c3324; color: #e4f0e4; }

/* dark button contrast fix */
:root[data-theme="dark"] .era-btn--main { color: #0e1a12; }