/* ==========================================================
   12 幻方生成器 · 墨绿 + 铜金
   ----------------------------------------------------------
   版式：首屏左文右生成台，结果区校验条 + 大表格
   配色：墨绿 #1f6f5c，铜金 #b07a24，提示红 #d64545
   ========================================================== */

.tsk.msq {
    --tsk-bg: #f3f8f4;
    --tsk-card: #ffffff;
    --tsk-card-2: #f4f9f5;
    --tsk-ink: #16281f;
    --tsk-sub: #51695a;
    --tsk-faint: #84998b;
    --tsk-line: #dbe8dd;
    --tsk-line-2: #eaf2eb;
    --tsk-brand: #1f6f5c;
    --tsk-brand-2: #b07a24;
    --tsk-brand-soft: #e4f1e8;
    --tsk-brand-ink: #175a49;
    --tsk-accent: #d64545;
    --tsk-accent-soft: #fbeaea;
    --msq-gold: #b07a24;
    --msq-gold-soft: #fbf1dd;
    background:
        radial-gradient(720px 330px at 96% -10%, rgba(176, 122, 36, .11), transparent 62%),
        radial-gradient(520px 280px at -4% 8%, rgba(31, 111, 92, .09), transparent 60%),
        var(--tsk-bg);
}

:root[data-theme="dark"] .tsk.msq {
    --tsk-bg: #0c1613;
    --tsk-card: #14211c;
    --tsk-card-2: #18271f;
    --tsk-ink: #e6f1e9;
    --tsk-sub: #a4bbae;
    --tsk-faint: #76907f;
    --tsk-line: #26382d;
    --tsk-line-2: #1d2c24;
    --tsk-brand: #48b494;
    --tsk-brand-2: #e0b25c;
    --tsk-brand-soft: rgba(72, 180, 148, .14);
    --tsk-brand-ink: #6fd0ae;
    --tsk-accent: #ff8585;
    --tsk-accent-soft: rgba(255, 133, 133, .12);
    --msq-gold: #e0b25c;
    --msq-gold-soft: rgba(224, 178, 92, .13);
}

/* ---------- 首屏等高栅格 ---------- */
.msq-hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 394px;
    gap: 30px;
    padding: 30px 0 24px;
    align-items: stretch;
}

.msq-hero-l {
    display: flex;
    flex-direction: column;
}

.msq-hero-l > .tsk-hs {
    flex: 1 1 auto;
}

.msq-hero-l .tsk-h1 b {
    color: var(--tsk-brand-ink);
}

.msq-hero-l .tsk-lead b {
    background: linear-gradient(180deg, transparent 62%, var(--msq-gold-soft) 62%);
    padding: 0 2px;
}

/* ---------- 生成台 ---------- */
.msq-board {
    background: var(--tsk-card);
    border: 1px solid var(--tsk-line);
    border-radius: 16px;
    box-shadow: var(--tsk-shadow);
    overflow: hidden;
}

.msq-board-hd {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    background: linear-gradient(135deg, var(--tsk-brand), #2b8770);
    color: #fff;
}

.msq-board-hd span {
    font-size: 13.5px;
    font-weight: 800;
    letter-spacing: .03em;
}

.msq-board-hd i {
    font-style: normal;
    font: 700 10.5px/1 var(--tsk-num);
    letter-spacing: .1em;
    opacity: .84;
}

.msq-field {
    padding: 15px 18px 0;
}

.msq-field label {
    display: block;
    margin-bottom: 6px;
    font-size: 11.5px;
    font-weight: 700;
    color: var(--tsk-sub);
}

.msq-select-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 9px;
    align-items: center;
}

.msq-select-row select {
    width: 100%;
    height: 38px;
    padding: 0 10px;
    border: 1.5px solid var(--tsk-line);
    border-radius: 9px;
    background: var(--tsk-card-2);
    color: var(--tsk-ink);
    font: 700 13.5px/36px var(--tsk-num);
    outline: none;
    cursor: pointer;
}

.msq-select-row select:focus {
    border-color: var(--tsk-brand);
    box-shadow: 0 0 0 3px var(--tsk-brand-soft);
}

.msq-type {
    padding: 0 12px;
    height: 34px;
    line-height: 34px;
    border-radius: 8px;
    background: var(--msq-gold-soft);
    color: var(--msq-gold);
    font: 800 11.5px/34px var(--tsk-font);
    white-space: nowrap;
}

.msq-seg {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px;
}

.msq-seg-btn {
    border: 1.5px solid var(--tsk-line);
    background: var(--tsk-card-2);
    color: var(--tsk-sub);
    font: 700 12.5px/1.4 var(--tsk-font);
    padding: 9px 8px;
    border-radius: 9px;
    cursor: pointer;
    transition: .15s;
}

.msq-seg-btn:hover {
    border-color: var(--tsk-brand);
    color: var(--tsk-brand-ink);
}

.msq-seg-btn.on {
    background: var(--tsk-brand);
    border-color: var(--tsk-brand);
    color: #fff;
    box-shadow: 0 6px 14px rgba(31, 111, 92, .22);
}

:root[data-theme="dark"] .msq-seg-btn.on {
    color: #0c1613;
}

.msq-err {
    margin: 12px 18px 0;
    padding: 8px 11px;
    border-radius: 8px;
    background: var(--tsk-accent-soft);
    color: var(--tsk-accent);
    font-size: 12px;
    line-height: 1.7;
    display: none;
}

.msq-err.show {
    display: block;
}

.msq-acts {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.msq-board .msq-acts {
    padding: 15px 18px 6px;
}

.msq-board .tsk-btn-main {
    flex: 1;
    min-width: 120px;
}

.msq-fav {
    font-family: var(--tsk-num);
}

.msq-fav[aria-pressed="true"] {
    border-color: var(--msq-gold);
    color: var(--msq-gold);
    background: var(--msq-gold-soft);
}

.msq-board-foot {
    padding: 4px 18px 16px;
    font-size: 10.5px;
    line-height: 1.7;
    color: var(--tsk-faint);
}

/* ---------- 结果区 ---------- */
.msq-result {
    margin: 4px 0 26px;
    background: var(--tsk-card);
    border: 1px solid var(--tsk-line);
    border-radius: 16px;
    box-shadow: var(--tsk-shadow);
    padding: 20px 22px 22px;
    animation: msqIn .32s ease both;
}

@keyframes msqIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: none; }
}

.msq-res-hd {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 13px;
}

.msq-res-sub {
    margin: 4px 0 0;
    font-size: 12px;
    color: var(--tsk-sub);
    font-weight: 600;
}

.msq-check-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 14px;
}

.msq-chip {
    padding: 5px 12px;
    border-radius: 99px;
    background: var(--tsk-card-2);
    border: 1px solid var(--tsk-line);
    color: var(--tsk-sub);
    font: 700 11.5px/1.6 var(--tsk-num);
}

.msq-chip.ok {
    background: var(--tsk-brand-soft);
    border-color: rgba(31, 111, 92, .26);
    color: var(--tsk-brand-ink);
}

.msq-chip.bad {
    background: var(--tsk-accent-soft);
    border-color: rgba(214, 69, 69, .3);
    color: var(--tsk-accent);
}

.msq-table-wrap {
    overflow-x: auto;
    padding-bottom: 4px;
}

.msq-table {
    border-collapse: collapse;
    margin: 0 auto;
    background: var(--tsk-card-2);
    border: 2px solid var(--tsk-brand);
    border-radius: 10px;
    overflow: hidden;
    table-layout: fixed;
}

.msq-table th,
.msq-table td {
    width: 42px;
    height: 42px;
    min-width: 34px;
    text-align: center;
    vertical-align: middle;
    border: 1px solid var(--tsk-line);
    font: 700 13px/1 var(--tsk-num);
    color: var(--tsk-ink);
    font-variant-numeric: tabular-nums;
}

.msq-table thead th,
.msq-table tbody th {
    background: var(--tsk-brand-soft);
    color: var(--tsk-brand-ink);
    font-size: 11px;
}

.msq-table tr.bad td,
.msq-table tr.bad th {
    background: var(--tsk-accent-soft);
    color: var(--tsk-accent);
}

.msq-table td.diag {
    background: var(--msq-gold-soft);
    color: var(--msq-gold);
}

.msq-table td.blank {
    color: transparent;
}

.msq-table td.blank::after {
    content: "?";
    color: var(--tsk-faint);
    font-size: 12px;
}

.msq-check-note {
    margin-top: 13px;
    padding: 11px 13px;
    border-radius: 9px;
    background: var(--tsk-brand-soft);
    border-left: 3px solid var(--tsk-brand);
    font-size: 12px;
    line-height: 1.8;
    color: var(--tsk-sub);
}

.msq-check-note.warn {
    background: var(--tsk-accent-soft);
    border-left-color: var(--tsk-accent);
}

/* ---------- 三种方法 ---------- */
.msq-method-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 11px;
}

.msq-method {
    background: var(--tsk-card);
    border: 1px solid var(--tsk-line);
    border-radius: 12px;
    padding: 17px 18px;
    box-shadow: var(--tsk-shadow-sm);
}

.msq-m-tag {
    display: inline-block;
    padding: 2px 9px;
    border-radius: 99px;
    background: var(--msq-gold-soft);
    color: var(--msq-gold);
    font: 800 10.5px/1.7 var(--tsk-num);
    letter-spacing: .03em;
}

.msq-method h3 {
    margin: 9px 0 0;
    font: 800 15px/1.6 var(--tsk-font);
    color: var(--tsk-ink);
}

.msq-method p {
    margin: 7px 0 0;
    font-size: 12px;
    line-height: 1.85;
    color: var(--tsk-sub);
}

/* ---------- 常数与校验 ---------- */
.msq-formula {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 10px;
}

.msq-f-box {
    background: var(--tsk-card);
    border: 1px solid var(--tsk-line);
    border-radius: 11px;
    padding: 15px 17px;
}

.msq-f-box b {
    font-size: 12.5px;
    color: var(--tsk-ink);
}

.msq-fml {
    margin: 7px 0 0;
    font: 800 14px/1.6 var(--tsk-num);
    color: var(--tsk-brand-ink);
    word-break: break-word;
}

.msq-f-box small {
    display: block;
    margin-top: 6px;
    font-size: 11px;
    line-height: 1.75;
    color: var(--tsk-faint);
}

/* ---------- 练习纸 ---------- */
.msq-practice {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 220px;
    gap: 16px;
    background: var(--tsk-card);
    border: 1.5px dashed var(--tsk-line);
    border-radius: 14px;
    padding: 18px 20px;
}

.msq-practice-l h3 {
    margin: 0 0 8px;
    font: 800 14px/1.5 var(--tsk-font);
    color: var(--tsk-ink);
}

.msq-practice-l li {
    margin: 0 0 7px;
    font-size: 12px;
    line-height: 1.8;
    color: var(--tsk-sub);
    padding-left: 2px;
}

.msq-practice-l li b {
    color: var(--tsk-brand-ink);
}

.msq-practice-r {
    text-align: center;
}

.msq-mini {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 3px;
    max-width: 180px;
    margin: 0 auto;
}

.msq-mini span {
    aspect-ratio: 1;
    display: grid;
    place-items: center;
    background: var(--msq-gold-soft);
    color: var(--msq-gold);
    border-radius: 3px;
    font: 700 10px/1 var(--tsk-num);
}

.msq-practice-r p {
    margin: 8px 0 0;
    font-size: 10.5px;
    color: var(--tsk-faint);
    line-height: 1.6;
}

/* ---------- 响应式 ---------- */
@media (max-width: 900px) {
    .msq-hero {
        grid-template-columns: 1fr;
        gap: 22px;
    }
    .msq-practice {
        grid-template-columns: 1fr;
    }
    .msq-practice-r {
        display: none;
    }
}

@media (max-width: 560px) {
    .msq-table th,
    .msq-table td {
        width: 30px;
        height: 30px;
        min-width: 26px;
        font-size: 10.5px;
    }
    .msq-select-row {
        grid-template-columns: 1fr;
    }
    .msq-type {
        justify-self: start;
    }
    .msq-res-hd {
        align-items: stretch;
    }
}

/* ---------- 打印 ---------- */
@media print {
    .msq-board,
    .msq-hero,
    .msq-acts,
    .tsk-crumb-bar,
    .tskb-tabs,
    .tskb-related,
    .msq-method-grid,
    .msq-practice {
        display: none !important;
    }
    .msq-result {
        box-shadow: none;
        border-color: #bbb;
        padding: 0;
    }
    .msq-table th,
    .msq-table td {
        border-color: #999;
        color: #000;
    }
    .msq-table td.diag {
        background: #f2f2f2;
        color: #000;
    }
}