/* 反义词对对碰 /tool/antonym-match 样式（依赖 calc-common.css 全局变量） */

/* 顶部工具条 */
.am-toolbar { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 10px; }
.am-seg { display: inline-flex; gap: 4px; padding: 4px; border-radius: 12px; background: var(--c-surface-soft); border: 1px solid var(--c-border); }
.am-seg button {
    padding: 7px 14px; border: none; border-radius: 9px;
    font-size: 13px; font-weight: 700; font-family: inherit;
    background: transparent; color: var(--c-text-sub); cursor: pointer;
    transition: all .12s ease;
}
.am-seg button.is-active { background: var(--c-primary); color: #fff; }

.am-chips { display: inline-flex; gap: 6px; flex-wrap: wrap; align-items: center; }
.am-chips button {
    padding: 6px 12px; border-radius: 99px;
    font-size: 12.5px; font-weight: 700; font-family: inherit;
    background: var(--c-surface-soft); border: 1px solid var(--c-border);
    color: var(--c-text); cursor: pointer; transition: all .12s ease;
}
.am-chips button:hover { border-color: var(--c-primary); }
.am-chips button.is-active { background: rgba(0,150,220,.12); border-color: rgba(0,150,220,.35); color: #0a7fc0; }
.am-diff-label { font-size: 12.5px; color: var(--c-text-muted); font-weight: 700; }

/* HUD 数据行 */
.am-hud {
    display: flex; flex-wrap: wrap; align-items: center; gap: 6px 14px;
    font-size: 12.5px; color: var(--c-text-muted);
    padding: 8px 12px; margin: 10px 0;
    border-radius: 10px; background: var(--c-surface-soft); border: 1px solid var(--c-border);
}
.am-hud b { color: var(--c-text); }
.am-hud .am-restart { margin-left: auto; padding: 0 12px; height: 30px; border-radius: 8px; font-size: 12px; }

/* 翻牌棋盘 */
.am-board { display: grid; gap: 8px; margin-bottom: 10px; }
.am-board.c3 { grid-template-columns: repeat(3, 1fr); }
.am-board.c4 { grid-template-columns: repeat(4, 1fr); }
.am-card {
    position: relative;
    height: 64px;
    border: none; background: transparent; padding: 0;
    font-family: inherit; cursor: pointer;
    perspective: 480px;
}
.am-card-face {
    position: absolute; inset: 0;
    display: flex; align-items: center; justify-content: center;
    border-radius: 12px;
    font-size: 19px; font-weight: 800;
    backface-visibility: hidden; -webkit-backface-visibility: hidden;
    transition: transform .28s ease, opacity .28s ease;
}
.am-card-back {
    background: var(--c-surface-soft); border: 1.5px solid var(--c-border);
    color: var(--c-text-muted); font-size: 22px;
    transform: rotateY(0deg);
}
.am-card:hover .am-card-back { border-color: var(--c-primary); }
.am-card-front {
    background: rgba(0,150,220,.12); border: 1.5px solid rgba(0,150,220,.4);
    color: #0a7fc0;
    transform: rotateY(180deg);
}
.am-card.is-up .am-card-back { transform: rotateY(-180deg); }
.am-card.is-up .am-card-front { transform: rotateY(0deg); }
.am-card.is-out { pointer-events: none; }
.am-card.is-out .am-card-front {
    background: rgba(22,163,74,.14); border-color: rgba(22,163,74,.45); color: #16a34a;
}
.am-card.is-out .am-card-face { opacity: .38; }

/* 胜利结算 */
.am-win {
    text-align: center; padding: 16px;
    border-radius: 14px;
    background: rgba(22,163,74,.08); border: 1px solid rgba(22,163,74,.3);
}
.am-win-stars { font-size: 26px; color: #f59e0b; letter-spacing: 4px; }
.am-win-txt { font-size: 13.5px; color: var(--c-text-sub); margin: 8px 0 12px; }
.am-win-txt b { color: var(--c-text); }

/* 快答模式 */
.am-q-bar { height: 6px; border-radius: 99px; background: var(--c-surface-soft); border: 1px solid var(--c-border); overflow: hidden; margin-bottom: 10px; }
.am-q-bar i { display: block; height: 100%; width: 0; border-radius: 99px; background: linear-gradient(90deg, #0ea5e9, #22c55e); transition: width .25s ease; }
.am-q-word {
    font-size: 19px; font-weight: 700; text-align: center;
    padding: 18px 12px; margin-bottom: 10px;
    border-radius: 12px; background: var(--c-surface-soft); border: 1px solid var(--c-border);
    color: var(--c-text);
}
.am-q-word b { color: #0a7fc0; font-size: 24px; }
.am-q-options { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; margin-bottom: 10px; }
.am-q-opt {
    height: 50px; border-radius: 12px;
    border: 1.5px solid var(--c-border); background: var(--c-surface-soft);
    font-family: inherit; font-size: 17px; font-weight: 800; color: var(--c-text);
    cursor: pointer; transition: all .15s ease;
}
.am-q-opt:hover:not(:disabled) { border-color: var(--c-primary); transform: translateY(-1px); }
.am-q-opt:disabled { cursor: default; }
.am-q-opt.is-ok { border-color: #16a34a; background: rgba(22,163,74,.12); color: #16a34a; }
.am-q-opt.is-err { border-color: #dc2626; background: rgba(220,38,38,.1); color: #dc2626; }
.am-q-feedback {
    font-size: 12.5px; line-height: 1.8;
    padding: 10px 14px; border-radius: 10px; margin-bottom: 8px;
}
.am-q-feedback.is-ok { background: rgba(22,163,74,.1); border: 1px solid rgba(22,163,74,.3); color: var(--c-text-sub); }
.am-q-feedback.is-err { background: rgba(220,38,38,.08); border: 1px solid rgba(220,38,38,.25); color: var(--c-text-sub); }
.am-q-feedback b { color: var(--c-text); }
.am-q-next { width: 100%; height: 42px; border-radius: 12px; }
.am-q-score { font-size: 12.5px; color: var(--c-text-muted); margin-top: 8px; }
.am-q-score b { color: var(--c-text); }

/* 快答结算 */
.am-q-result { text-align: center; padding: 18px 14px; border-radius: 14px; background: var(--c-surface-soft); border: 1px solid var(--c-border); }
.am-q-result .am-win-stars { margin-bottom: 6px; }
.am-q-final { font-size: 14px; color: var(--c-text-sub); margin-bottom: 4px; }
.am-q-final b { color: var(--c-text); }
.am-q-comment { font-size: 12.5px; color: var(--c-text-muted); margin-bottom: 12px; }

/* 右侧解析卡 */
.am-detail-head { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.am-detail-tag {
    flex: none; padding: 3px 12px; border-radius: 99px;
    font-size: 12px; font-weight: 800;
    color: #0a7fc0; background: rgba(0,150,220,.12); border: 1px solid rgba(0,150,220,.3);
}
.am-big-pair { display: flex; align-items: center; justify-content: center; gap: 14px; margin-bottom: 14px; }
.am-big-pair .am-big-a, .am-big-pair .am-big-b {
    display: flex; align-items: center; justify-content: center;
    min-width: 84px; height: 72px; padding: 0 14px;
    border-radius: 16px; font-size: 34px; font-weight: 800;
}
.am-big-a { background: rgba(0,150,220,.12); border: 2px solid rgba(0,150,220,.3); color: #0a7fc0; }
.am-big-b { background: rgba(22,163,74,.1); border: 2px solid rgba(22,163,74,.3); color: #16a34a; }
.am-big-arrow { font-size: 26px; font-weight: 800; color: var(--c-text-muted); }

.am-note { font-size: 13px; line-height: 1.8; color: var(--c-text-sub); }
.am-note-line { margin-bottom: 6px; }
.am-note-line .lbl {
    display: inline-block; margin-right: 8px;
    padding: 1px 8px; border-radius: 6px;
    font-size: 11px; font-weight: 800;
    background: rgba(0,0,0,.06); color: var(--c-text-sub);
}

/* 词库速览 */
.am-bank-tabs { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 10px; }
.am-bank-tab {
    display: inline-flex; align-items: center; gap: 5px;
    padding: 6px 14px; border-radius: 99px;
    font-size: 13px; font-weight: 700; font-family: inherit;
    background: var(--c-surface-soft); border: 1px solid var(--c-border);
    color: var(--c-text); cursor: pointer; transition: all .12s ease;
}
.am-bank-tab:hover { border-color: var(--c-primary); }
.am-bank-tab.is-active { background: rgba(0,150,220,.12); border-color: rgba(0,150,220,.35); color: #0a7fc0; }
.am-bank-tab i {
    font-style: normal; font-size: 10.5px; font-weight: 700;
    padding: 1px 6px; border-radius: 8px;
    background: rgba(0,0,0,.06); color: var(--c-text-muted);
}
.am-bank-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(128px, 1fr)); gap: 8px; }
.am-pair-chip {
    display: flex; align-items: center; justify-content: center; gap: 6px;
    padding: 10px 6px; border-radius: 12px;
    font-size: 15px; font-weight: 700; font-family: inherit;
    background: var(--c-surface-soft); border: 1px solid var(--c-border);
    color: var(--c-text); cursor: pointer; transition: all .12s ease;
}
.am-pair-chip:hover { border-color: var(--c-primary); transform: translateY(-1px); }
.am-chip-arrow { font-size: 12px; color: var(--c-text-muted); font-weight: 800; }

/* 辨析卡 */
.am-note-card {
    grid-column: 1 / -1;
    padding: 12px 14px; border-radius: 12px;
    background: var(--c-surface-soft); border: 1px solid var(--c-border);
}
.am-note-pair { font-size: 15px; font-weight: 800; color: #0a7fc0; margin-bottom: 6px; }
.am-note-txt { font-size: 12.5px; line-height: 1.8; color: var(--c-text-sub); margin: 0; }

/* 黑夜模式微调 */
[data-theme="dark"] .am-chips button.is-active,
[data-theme="dark"] .am-bank-tab.is-active { background: rgba(56,189,248,.14); border-color: rgba(56,189,248,.35); color: #7dd3fc; }
[data-theme="dark"] .am-card-front { background: rgba(56,189,248,.14); border-color: rgba(56,189,248,.4); color: #7dd3fc; }
[data-theme="dark"] .am-card.is-out .am-card-front { background: rgba(74,222,128,.14); border-color: rgba(74,222,128,.45); color: #86efac; }
[data-theme="dark"] .am-q-opt.is-ok { background: rgba(74,222,128,.14); border-color: rgba(74,222,128,.45); color: #86efac; }
[data-theme="dark"] .am-q-opt.is-err { background: rgba(248,113,113,.12); border-color: rgba(248,113,113,.4); color: #fca5a5; }
[data-theme="dark"] .am-q-word b,
[data-theme="dark"] .am-note-pair,
[data-theme="dark"] .am-detail-tag { color: #7dd3fc; }
[data-theme="dark"] .am-big-a { background: rgba(56,189,248,.14); border-color: rgba(56,189,248,.32); color: #7dd3fc; }
[data-theme="dark"] .am-big-b { background: rgba(74,222,128,.12); border-color: rgba(74,222,128,.32); color: #86efac; }
[data-theme="dark"] .am-note-line .lbl,
[data-theme="dark"] .am-bank-tab i { background: rgba(255,255,255,.08); }

/* 响应式 */
@media (max-width: 640px) {
    .am-card { height: 56px; }
    .am-card-face { font-size: 16px; }
    .am-big-pair .am-big-a, .am-big-pair .am-big-b { min-width: 68px; height: 60px; font-size: 26px; }
    .am-q-options { grid-template-columns: repeat(2, 1fr); }
    .am-bank-grid { grid-template-columns: repeat(auto-fill, minmax(108px, 1fr)); }
}