/* ===================== PDF 转 Markdown ===================== */
/* 工具页默认占满整个电脑端屏幕（与工具箱规范一致），保留左侧导航 */
body.page-pdf2md-full .app { max-width: 100%; }
body.page-pdf2md-full .main-content { max-width: 100%; width: 100%; border-right: 0; }

.p2m-page {
    --p2m-bg: var(--bg-secondary, #f6f7fa);
    --p2m-card: var(--bg-primary, #fff);
    --p2m-border: var(--border-color, #e6e8eb);
    --p2m-text: var(--text-primary, #1f2328);
    --p2m-sub: var(--text-secondary, #6b7280);
    --p2m-accent: var(--accent, #136ce9);
    --p2m-danger: var(--danger, #d93025);

    max-width: none;
    margin: 0;
    padding: 26px 16px 72px;
    box-sizing: border-box;
    color: var(--p2m-text);
}

/* ---------- Hero ---------- */
.p2m-hero {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    padding: 22px 22px 20px;
    background: var(--p2m-card);
    border: 1px solid var(--p2m-border);
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, .05);
}

.p2m-hero-icon {
    flex: 0 0 auto;
    width: 54px;
    height: 54px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    background: linear-gradient(135deg, #2f7ff5, #136ce9);
    box-shadow: 0 6px 16px rgba(19, 108, 233, .28);
}

.p2m-hero-icon svg { width: 28px; height: 28px; }

.p2m-hero-text { min-width: 0; }
.p2m-hero-text h1 { margin: 0 0 6px; font-size: 24px; line-height: 1.25; font-weight: 700; }
.p2m-hero-text p { margin: 0; font-size: 14px; line-height: 1.7; color: var(--p2m-sub); }
.p2m-hero-text strong { color: var(--p2m-text); }

.p2m-hero-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }

.p2m-tag {
    font-size: 12px;
    padding: 4px 10px;
    border-radius: 999px;
    background: rgba(19, 108, 233, .08);
    color: var(--p2m-accent);
    border: 1px solid rgba(19, 108, 233, .18);
}

/* ---------- 卡片 ---------- */
.p2m-card {
    margin-top: 18px;
    padding: 20px;
    background: var(--p2m-card);
    border: 1px solid var(--p2m-border);
    border-radius: 16px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, .04);
}

.p2m-card-title { margin: 0 0 16px; font-size: 16px; font-weight: 700; }

/* ---------- 上传区 ---------- */
.p2m-drop {
    border: 2px dashed #d8dde5;
    border-radius: 16px;
    padding: 38px 20px 32px;
    text-align: center;
    cursor: pointer;
    background: var(--p2m-bg);
    transition: border-color .18s, background .18s, transform .18s;
}

.p2m-drop:hover { border-color: var(--p2m-accent); background: rgba(19, 108, 233, .04); }
.p2m-drop:focus-visible { outline: 2px solid var(--p2m-accent); outline-offset: 3px; }
.p2m-drop.is-over { border-color: var(--p2m-accent); background: rgba(19, 108, 233, .08); transform: scale(1.005); }

.p2m-drop-icon { color: var(--p2m-accent); margin-bottom: 10px; }
.p2m-drop-icon svg { width: 42px; height: 42px; }
.p2m-drop-title { font-size: 17px; font-weight: 600; }
.p2m-drop-sub { margin-top: 6px; font-size: 14px; color: var(--p2m-sub); }
.p2m-drop-hint { margin-top: 12px; font-size: 12px; color: var(--p2m-sub); }

/* ---------- 文件列表 / 结果列表 ---------- */
.p2m-list { margin-top: 16px; display: flex; flex-direction: column; gap: 8px; }

.p2m-file {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border: 1px solid var(--p2m-border);
    border-radius: 10px;
    background: var(--p2m-card);
    cursor: pointer;
    text-align: left;
    font: inherit;
    color: inherit;
    transition: border-color .16s, background .16s;
}

.p2m-file:hover { border-color: var(--p2m-accent); }
.p2m-file.is-active { border-color: var(--p2m-accent); background: rgba(19, 108, 233, .06); }

.p2m-file-name {
    flex: 1 1 auto;
    min-width: 0;
    font-size: 14px;
    font-weight: 600;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.p2m-file-meta { flex: 0 0 auto; font-size: 12px; color: var(--p2m-sub); }

/* ---------- 表单 ---------- */
.p2m-field { margin-bottom: 18px; }
.p2m-field:last-child { margin-bottom: 0; }

.p2m-label { display: block; margin-bottom: 8px; font-size: 14px; font-weight: 600; }

.p2m-seg { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

.p2m-seg-btn {
    text-align: left;
    padding: 13px 14px;
    border: 1.5px solid var(--p2m-border);
    border-radius: 12px;
    background: var(--p2m-card);
    cursor: pointer;
    font: inherit;
    color: inherit;
    transition: border-color .16s, background .16s;
}

.p2m-seg-btn:hover { border-color: var(--p2m-accent); }
.p2m-seg-btn.is-active { border-color: var(--p2m-accent); background: rgba(19, 108, 233, .06); }
.p2m-seg-btn:focus-visible { outline: 2px solid var(--p2m-accent); outline-offset: 2px; }

.p2m-seg-title { display: block; font-size: 14px; font-weight: 600; color: var(--p2m-text); }
.p2m-seg-desc { display: block; margin-top: 4px; font-size: 12px; line-height: 1.6; color: var(--p2m-sub); }

.p2m-input {
    padding: 9px 12px;
    font-size: 14px;
    border: 1px solid var(--p2m-border);
    border-radius: 9px;
    background: var(--p2m-card);
    color: var(--p2m-text);
    width: 100%;
    box-sizing: border-box;
}

.p2m-input:focus { outline: none; border-color: var(--p2m-accent); }
.p2m-select { width: auto; min-width: 200px; }

.p2m-check { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; cursor: pointer; }
.p2m-check input { margin-top: 2px; flex: 0 0 auto; }
.p2m-check-note { display: block; margin-top: 3px; font-size: 12px; line-height: 1.6; color: var(--p2m-sub); }

.p2m-options { margin-top: 4px; }
.p2m-options summary { cursor: pointer; font-size: 14px; font-weight: 600; padding: 6px 0; }

/* ---------- 操作 ---------- */
.p2m-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 20px; }

.p2m-btn {
    padding: 12px 26px;
    font-size: 15px;
    font-weight: 600;
    border-radius: 10px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: opacity .16s, background .16s;
}

.p2m-btn-primary { background: var(--p2m-accent); color: #fff; }
.p2m-btn-primary:hover:not(:disabled) { opacity: .9; }
.p2m-btn-primary:disabled { opacity: .5; cursor: not-allowed; }

.p2m-btn-ghost {
    background: transparent;
    border-color: var(--p2m-border);
    color: var(--p2m-sub);
}

.p2m-btn-ghost:hover { border-color: var(--p2m-accent); color: var(--p2m-accent); }
.p2m-btn:disabled { opacity: .5; cursor: not-allowed; }

/* ---------- 进度 / 错误 / 结果 ---------- */
.p2m-progress { margin-top: 18px; }
.p2m-progress-track { height: 8px; border-radius: 999px; background: var(--p2m-bg); overflow: hidden; }
.p2m-progress-bar { height: 100%; width: 0; border-radius: 999px; background: var(--p2m-accent); transition: width .25s; }
.p2m-progress-text { margin-top: 8px; font-size: 13px; color: var(--p2m-sub); }

.p2m-error {
    margin-top: 16px;
    padding: 12px 14px;
    font-size: 13px;
    line-height: 1.7;
    color: var(--p2m-danger);
    background: rgba(217, 48, 37, .07);
    border: 1px solid rgba(217, 48, 37, .25);
    border-radius: 10px;
}

.p2m-result { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.p2m-result-head { display: flex; align-items: center; gap: 12px; min-width: 0; flex: 1 1 auto; }
.p2m-result-icon { font-size: 26px; }
.p2m-result-title { font-size: 16px; font-weight: 700; }
.p2m-result-stats { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 6px; font-size: 12px; color: var(--p2m-sub); }

.p2m-preview {
    display: block;
    width: 100%;
    box-sizing: border-box;
    margin-top: 16px;
    min-height: 240px;
    max-height: 60vh;
    padding: 14px 16px;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 13px;
    line-height: 1.7;
    color: var(--p2m-text);
    background: var(--p2m-bg);
    border: 1px solid var(--p2m-border);
    border-radius: 12px;
    resize: vertical;
    white-space: pre-wrap;
    word-break: break-word;
}

.p2m-result-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 16px; }

/* ---------- 说明 ---------- */
.p2m-help summary {
    cursor: pointer;
    font-size: 15px;
    font-weight: 600;
    padding: 2px 0;
}

.p2m-help ol, .p2m-help dl { margin: 12px 0 0; padding-left: 20px; font-size: 13.5px; line-height: 1.85; color: var(--p2m-sub); }
.p2m-help dt { font-weight: 600; color: var(--p2m-text); margin-top: 10px; }
.p2m-help dd { margin: 2px 0 0; }

/* ---------- 轻提示 ---------- */
.p2m-toast {
    position: fixed;
    left: 50%;
    bottom: 32px;
    transform: translateX(-50%) translateY(12px);
    max-width: 86vw;
    padding: 11px 18px;
    font-size: 13.5px;
    border-radius: 10px;
    background: rgba(28, 32, 38, .94);
    color: #fff;
    box-shadow: 0 8px 24px rgba(0, 0, 0, .22);
    opacity: 0;
    pointer-events: none;
    transition: opacity .2s, transform .2s;
    z-index: 100000;
}

.p2m-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* hidden 属性兜底（这些元素在 CSS 中被设为 flex，需强制隐藏） */
.p2m-result[hidden], .p2m-progress[hidden], .p2m-error[hidden], .p2m-actions[hidden],
.p2m-preview[hidden], #p2mSettings[hidden], #p2mActions[hidden], #p2mProgress[hidden],
#p2mDpiRow[hidden], #p2mDownloadAll[hidden] { display: none !important; }

/* ---------- 平板 ---------- */
@media (max-width: 991px) {
    .p2m-seg { grid-template-columns: 1fr; }
    .p2m-hero { padding: 20px 18px; }
    .p2m-hero-text h1 { font-size: 21px; }
}

/* ---------- 手机 ---------- */
@media (max-width: 767px) {
    .p2m-page { padding: 16px 12px 56px; }
    .p2m-card { padding: 16px; border-radius: 14px; }
    .p2m-hero { gap: 12px; padding: 16px; }
    .p2m-hero-icon { width: 44px; height: 44px; border-radius: 12px; }
    .p2m-hero-icon svg { width: 23px; height: 23px; }
    .p2m-hero-text h1 { font-size: 19px; }
    .p2m-hero-text p { font-size: 13px; }
    .p2m-drop { padding: 28px 14px 24px; }
    .p2m-drop-icon svg { width: 34px; height: 34px; }
    .p2m-drop-title { font-size: 15.5px; }
    .p2m-select { width: 100%; min-width: 0; }
    .p2m-input { font-size: 16px; /* 防 iOS 聚焦缩放 */ }
    .p2m-actions { flex-direction: column; }
    .p2m-btn { width: 100%; padding: 13px 20px; }
    .p2m-result { flex-direction: column; align-items: stretch; }
    .p2m-result-actions { flex-direction: column; }
    .p2m-result-actions .p2m-btn { width: 100%; }
    .p2m-toast { bottom: 20px; }
}

/* ---------- 链接添加 ---------- */
.p2m-url-card { margin-top: 14px; }
.p2m-url-desc { margin: -6px 0 12px; font-size: 13px; line-height: 1.7; color: var(--p2m-sub); }
.p2m-url-area {
    width: 100%;
    min-height: 96px;
    resize: vertical;
    line-height: 1.6;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
.p2m-url-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; margin-top: 12px; }
.p2m-url-hint { font-size: 12px; color: var(--p2m-sub); }

@media (max-width: 767px) {
    .p2m-url-area { font-size: 16px; /* 防 iOS 聚焦缩放 */ }
    .p2m-url-actions { flex-direction: column; align-items: stretch; }
    .p2m-url-actions .p2m-btn { width: 100%; }
}