/* 答题端样式。
   手机优先、字大、点击区域大（会友里长辈不少）。
   颜色一律走 Bootstrap 主题变量，深色模式自动跟随，不写死色值。 */

.quiz-page {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    min-height: 100dvh;
}

.quiz-wrap {
    width: 100%;
    max-width: 44rem;
    margin-inline: auto;
    padding-inline: 1rem;
}

/* --- 顶栏 / 进度 --- */
.quiz-head {
    position: sticky;
    top: 0;
    z-index: 20;
    background: var(--bs-body-bg);
}

.quiz-progress {
    height: 4px;
    background: var(--bs-secondary-bg);
}

.quiz-progress-bar {
    height: 100%;
    width: 0;
    background: var(--bs-primary);
    transition: width .25s ease;
}

/* --- 底栏 --- */
.quiz-foot {
    position: sticky;
    bottom: 0;
    z-index: 20;
    background: var(--bs-body-bg);
    padding: .6rem 0 calc(.6rem + env(safe-area-inset-bottom));
}

.quiz-foot .quiz-wrap {
    display: flex;
    align-items: center;
    gap: .5rem;
}

.quiz-foot .btn {
    min-height: 2.9rem;
}

/* 「上一题 / 下一题」按文字宽度只有六七十像素，手机上单手点容易点空。 */
.quiz-foot .btn-nav {
    flex: 0 0 auto;
    min-width: 7rem;
}

.quiz-foot .btn-jump {
    flex: 1 1 auto;
    font-variant-numeric: tabular-nums;   /* 题号跳动时宽度不抖 */
}

/* 手机上再放宽一步：两侧按钮平分余下的宽度，中间的题号缩回自身宽度 ——
   它只是打开总览的次要入口，点错了代价也小。 */
@media (max-width: 767.98px) {
    .quiz-foot .btn-nav  { flex: 1 1 0; min-width: 6rem; }
    .quiz-foot .btn-jump { flex: 0 1 auto; min-width: 4.25rem; }
}


/* --- 题目 --- */
.quiz-body {
    flex: 1 0 auto;
    padding-block: 1.25rem 2rem;
}

.q-meta {
    font-size: .8rem;
    letter-spacing: .04em;
    text-transform: uppercase;
}

.q-text {
    font-size: 1.15rem;
    line-height: 2.4;
    word-break: break-word;
}

.q-hint {
    font-size: .875rem;
}

/* 行内填空 */
input.blank {
    display: inline-block;
    width: 5.5em;
    min-width: 3em;
    padding: .1rem .35rem;
    margin-inline: .15rem;
    font-size: 1rem;
    text-align: center;
    color: var(--bs-body-color);
    background: var(--bs-tertiary-bg);
    border: 0;
    border-bottom: 2px solid var(--bs-border-color);
    border-radius: .25rem .25rem 0 0;
}

input.blank:focus {
    outline: 0;
    border-bottom-color: var(--bs-primary);
    background: var(--bs-primary-bg-subtle);
}

input.blank.filled {
    border-bottom-color: var(--bs-primary);
}

/* 圣经目录：一格一卷 */
.books-sec + .books-sec { margin-top: .9rem; }

.books-sec .books-name {
    font-weight: 600;
    font-size: .95rem;
}

.books-boxes {
    display: flex;
    flex-wrap: wrap;
    gap: .4rem;
    margin-top: .35rem;
}

.books-boxes input.blank,
.books-boxes .books-given {
    width: 4.6rem;
    margin: 0;
    text-align: center;
}

.books-given {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: .1rem .35rem;
    font-size: 1rem;
    border-radius: .25rem;
    background: var(--bs-secondary-bg);
    color: var(--bs-secondary-color);
    border-bottom: 2px solid transparent;
}

/* 选项（单选 / 多选 / 圈选） */
.opt {
    display: flex;
    align-items: flex-start;
    gap: .6rem;
    width: 100%;
    min-height: 3rem;
    padding: .7rem .85rem;
    text-align: start;
    font-size: 1.05rem;
    line-height: 1.5;
    color: var(--bs-body-color);
    background: var(--bs-body-bg);
    border: 1px solid var(--bs-border-color);
    border-radius: .6rem;
}

.opt + .opt { margin-top: .5rem; }

.opt .opt-mark {
    flex: 0 0 1.6rem;
    height: 1.6rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: .85rem;
    font-weight: 600;
    border: 1px solid var(--bs-border-color);
    border-radius: 50%;
}

.opt.on {
    border-color: var(--bs-primary);
    background: var(--bs-primary-bg-subtle);
    color: var(--bs-primary-text-emphasis);
}

.opt.on .opt-mark {
    border-color: var(--bs-primary);
    background: var(--bs-primary);
    color: #fff;
}

/* 连线题 */
.match-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    /* 中间留宽一点，连线才画得开 */
    gap: .5rem 1.75rem;
    align-items: start;
}

.match-item {
    display: flex;
    align-items: center;
    gap: .4rem;
    width: 100%;
    min-height: 3rem;
    padding: .6rem .7rem;
    font-size: 1.05rem;
    color: var(--bs-body-color);
    background: var(--bs-body-bg);
    border: 1px solid var(--bs-border-color);
    border-radius: .6rem;
}

.match-item.sel {
    border-color: var(--bs-primary);
    box-shadow: 0 0 0 .2rem var(--bs-primary-bg-subtle);
}

.match-item.paired { border-width: 2px; }

/* 连线覆盖层：线画在两栏之上，但不吃点击 */
.match-wrap { position: relative; }

.match-lines {
    position: absolute;
    inset: 0;
    z-index: 2;
    overflow: visible;
    pointer-events: none;
}

/* 排序题 */
.order-row {
    display: flex;
    align-items: center;
    gap: .5rem;
    padding: .5rem .6rem;
    border: 1px solid var(--bs-border-color);
    border-radius: .6rem;
    background: var(--bs-body-bg);
}

.order-row + .order-row { margin-top: .4rem; }

.order-row .idx {
    flex: 0 0 1.75rem;
    height: 1.75rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: .85rem;
    font-weight: 600;
    border-radius: 50%;
    background: var(--bs-secondary-bg);
}

.order-row .name { flex: 1 1 auto; font-size: 1.05rem; }

/* 地图题 */
.map-wrap {
    /* 不裁切：图钉落在图片边缘时，标签要能整个看见 */
    position: relative;
    touch-action: manipulation;
}

.map-wrap img {
    display: block;
    width: 100%;
    height: auto;
    border: 1px solid var(--bs-border-color);
    border-radius: .6rem;
}

.map-pin {
    position: absolute;
    transform: translate(-50%, -50%);
    display: inline-flex;
    align-items: center;
    gap: .25rem;
    padding: .15rem .45rem;
    font-size: .8rem;
    font-weight: 600;
    white-space: nowrap;
    color: #fff;
    background: rgba(13, 110, 253, .92);
    border: 2px solid #fff;
    border-radius: 999px;
    pointer-events: none;
}

.map-pin.ok  { background: rgba(25, 135, 84, .92); }
.map-pin.bad { background: rgba(220, 53, 69, .92); }

.map-target {
    position: absolute;
    transform: translate(-50%, -50%);
    border: 2px dashed rgba(25, 135, 84, .95);
    border-radius: 50%;
    pointer-events: none;
}

/* 结果页 */
.score-card {
    text-align: center;
    padding: 1.5rem 1rem;
}

.score-big {
    font-size: 2.75rem;
    font-weight: 700;
    line-height: 1.1;
}

.res-item + .res-item { margin-top: .75rem; }

.blank-row {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: .25rem .5rem;
    padding: .3rem 0;
    font-size: .95rem;
    border-top: 1px dashed var(--bs-border-color);
}

.blank-row:first-child { border-top: 0; }

.blank-row .bl-label {
    min-width: 3.5rem;
    color: var(--bs-secondary-color);
    font-size: .85rem;
}

.blank-row .bl-user.bad {
    text-decoration: line-through;
    color: var(--bs-danger-text-emphasis);
}

.blank-row .bl-ans { font-weight: 600; }

@media print {
    .quiz-head, .quiz-foot, .btn { display: none !important; }
    .quiz-page { min-height: 0; }
}

/* 排序题：握把可拖拽 */
.order-grip {
    flex: 0 0 1.1rem;
    text-align: center;
    cursor: grab;
    color: var(--bs-secondary-color);
    /* 只在握把上禁掉触摸滚动——整行都禁的话，手机上就没法滑动页面了 */
    touch-action: none;
    user-select: none;
}

.order-row.dragging {
    border-color: var(--bs-primary);
    box-shadow: 0 .5rem 1rem rgba(0, 0, 0, .18);
    opacity: .95;
}

.order-list.dragging-list {
    user-select: none;
    cursor: grabbing;
}

/* 地图题：地名可拖到图上，图钉可再拖着挪 */
.map-chip {
    touch-action: none;      /* 拖动地名时不要跟着滚页面 */
    user-select: none;
}

.map-chip.dragging { opacity: .5; }

.map-pin.placed {
    pointer-events: auto;
    cursor: grab;
    touch-action: none;
}

.map-pin.placed.dragging {
    cursor: grabbing;
    box-shadow: 0 .35rem .75rem rgba(0, 0, 0, .35);
}

/* 拖动地名时跟着指针跑的影子 */
.map-ghost {
    position: fixed;
    z-index: 1080;
    transform: translate(-50%, -50%);
    padding: .15rem .5rem;
    font-size: .8rem;
    font-weight: 600;
    white-space: nowrap;
    color: #fff;
    background: rgba(13, 110, 253, .92);
    border: 2px solid #fff;
    border-radius: 999px;
    pointer-events: none;
    box-shadow: 0 .35rem .75rem rgba(0, 0, 0, .3);
}