/* 视频提取音频 /tools/audio_extract —— class 前缀 ae-，沿用站点主题变量自动适配深浅色 */

.ae-app {
    max-width: none;
    margin: 0;
    padding: 22px 20px 56px;
    box-sizing: border-box;
}

/* ---------- Hero ---------- */
.ae-hero {
    position: relative;
    text-align: center;
    padding: 26px 12px 20px;
}
.ae-hero h1 {
    margin: 0 0 10px;
    font-size: 30px;
    line-height: 1.25;
    font-weight: 800;
    letter-spacing: .2px;
    color: var(--text-primary);
}
.ae-hero-sub {
    margin: 0 auto 16px;
    max-width: 660px;
    font-size: 15px;
    line-height: 1.7;
    color: var(--text-secondary);
}
.ae-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
}
.ae-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12.5px;
    padding: 5px 12px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--accent) 10%, transparent);
    color: var(--accent);
    border: 1px solid color-mix(in srgb, var(--accent) 24%, transparent);
}

/* ---------- 上传区 ---------- */
.ae-drop {
    border: 2px dashed var(--border);
    border-radius: 20px;
    background: var(--bg-secondary);
    padding: 44px 20px;
    text-align: center;
    cursor: pointer;
    transition: border-color .18s, background .18s, box-shadow .18s;
}
.ae-drop:hover { border-color: var(--accent); }
.ae-drop.is-over {
    border-color: var(--accent);
    background: color-mix(in srgb, var(--accent) 7%, var(--bg-secondary));
    box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 10%, transparent);
}
.ae-drop-ic { font-size: 42px; line-height: 1; margin-bottom: 12px; }
.ae-drop-title { font-size: 17px; font-weight: 700; color: var(--text-primary); margin-bottom: 6px; }
.ae-drop-sub { font-size: 13.5px; color: var(--text-secondary); margin-bottom: 16px; }
.ae-drop-fmt { margin-top: 14px; font-size: 12px; color: var(--text-secondary); opacity: .85; }

/* ---------- 网络链接添加 ---------- */
.ae-url-wrap {
    margin: 20px auto 0;
    max-width: 640px;
    padding-top: 18px;
    border-top: 1px dashed var(--border);
    text-align: left;
}
.ae-url-row { display: flex; gap: 8px; align-items: stretch; }
.ae-url-input {
    flex: 1 1 auto;
    min-width: 0;
    border: 1px solid var(--border);
    background: var(--bg-primary);
    color: var(--text-primary);
    border-radius: 9px;
    padding: 9px 11px;
    font-size: 14px;
    font-family: inherit;
    outline: none;
}
.ae-url-input:focus { border-color: var(--accent); }
.ae-url-row .ae-btn { flex: 0 0 auto; white-space: nowrap; }
.ae-url-name {
    display: block;
    margin-top: 8px;
    font-size: 12.5px;
    color: var(--text-secondary);
    word-break: break-all;
}
.ae-url-name.is-ok { color: var(--accent); }
.ae-url-tip {
    margin-top: 8px;
    font-size: 12px;
    line-height: 1.7;
    color: var(--text-secondary);
    opacity: .9;
}

/* ---------- 通用按钮 ---------- */
.ae-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    border: 1px solid var(--border);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 14px;
    font-weight: 600;
    padding: 10px 18px;
    border-radius: 10px;
    cursor: pointer;
    transition: background .15s, border-color .15s, transform .08s;
}
.ae-btn:hover { border-color: var(--accent); color: var(--accent); }
.ae-btn:active { transform: translateY(1px); }
.ae-btn-pri {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}
.ae-btn-pri:hover { background: var(--accent); color: #fff; opacity: .92; }
.ae-btn-pri:disabled { opacity: .55; cursor: not-allowed; }
.ae-btn-sm { padding: 7px 13px; font-size: 13px; border-radius: 8px; }

/* ---------- 工作区 ---------- */
.ae-work { margin-top: 18px; }
.ae-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 16px 18px;
    margin-bottom: 14px;
}
.ae-card-title {
    margin: 0 0 12px;
    font-size: 15px;
    font-weight: 700;
    color: var(--text-primary);
}

.ae-file { display: flex; gap: 14px; align-items: center; }
.ae-thumb {
    width: 132px;
    height: 76px;
    flex: 0 0 auto;
    border-radius: 10px;
    background: #000;
    object-fit: cover;
}
.ae-file-info { flex: 1 1 auto; min-width: 0; }
.ae-file-name {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-primary);
    word-break: break-all;
    margin-bottom: 4px;
}
.ae-file-meta { font-size: 12.5px; color: var(--text-secondary); }

/* ---------- 设置 ---------- */
.ae-grid2 {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px 18px;
}
.ae-row { display: flex; flex-direction: column; gap: 7px; }
.ae-row > label,
.ae-lbl { font-size: 13px; font-weight: 600; color: var(--text-secondary); }
.ae-select,
.ae-input {
    width: 100%;
    box-sizing: border-box;
    border: 1px solid var(--border);
    background: var(--bg-primary);
    color: var(--text-primary);
    border-radius: 9px;
    padding: 9px 11px;
    font-size: 14px;
    font-family: inherit;
    outline: none;
}
.ae-select:focus, .ae-input:focus { border-color: var(--accent); }

.ae-seg { display: flex; flex-wrap: wrap; gap: 7px; }
.ae-seg-btn {
    border: 1px solid var(--border);
    background: var(--bg-primary);
    color: var(--text-primary);
    border-radius: 9px;
    padding: 8px 14px;
    font-size: 13.5px;
    font-weight: 600;
    cursor: pointer;
    transition: all .15s;
}
.ae-seg-btn:hover { border-color: var(--accent); }
.ae-seg-btn.is-active {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}
.ae-seg-btn.is-disabled { opacity: .45; cursor: not-allowed; }

.ae-vol { display: flex; align-items: center; gap: 10px; }
.ae-vol input[type="range"] { flex: 1 1 auto; accent-color: var(--accent); }
.ae-vol-val { font-size: 13px; color: var(--text-secondary); min-width: 46px; text-align: right; }

.ae-trim { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.ae-trim .ae-input { flex: 1 1 90px; min-width: 90px; }
.ae-trim-sep { color: var(--text-secondary); font-size: 13px; }
.ae-trim-info { font-size: 12.5px; color: var(--accent); }

.ae-note { margin: 8px 0 0; font-size: 12.5px; color: var(--text-secondary); }
.ae-hintbox {
    margin-top: 10px;
    padding: 10px 12px;
    border-radius: 10px;
    background: color-mix(in srgb, var(--accent) 8%, transparent);
    border: 1px solid color-mix(in srgb, var(--accent) 20%, transparent);
    font-size: 12.5px;
    line-height: 1.65;
    color: var(--text-secondary);
}

.ae-actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }

/* ---------- 进度与状态 ---------- */
.ae-progress { margin-top: 14px; }
.ae-bar {
    height: 8px;
    border-radius: 999px;
    background: var(--border);
    overflow: hidden;
}
.ae-bar > i {
    display: block;
    height: 100%;
    width: 0;
    border-radius: 999px;
    background: var(--accent);
    transition: width .25s;
}
.ae-prog-txt { display: block; margin-top: 6px; font-size: 12.5px; color: var(--text-secondary); }
.ae-status { margin: 10px 0 0; font-size: 13.5px; color: var(--text-secondary); min-height: 20px; }
.ae-status.is-err { color: var(--danger); }
.ae-status.is-ok { color: #1a9e4b; }

/* 发送到邮箱面板 */
.ae-mail-panel { margin-top: 14px; padding: 14px; border: 1px solid var(--border-color); border-radius: 12px; background: var(--bg-secondary); }
.ae-mail-input { width: 100%; box-sizing: border-box; padding: 10px 12px; font-size: 14px; border: 1px solid var(--border-color); border-radius: 9px; background: var(--bg-primary); color: var(--text-primary); }
.ae-mail-input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 22%, transparent); }
.ae-mail-row { display: flex; gap: 10px; margin-top: 10px; }
.ae-mail-note { margin: 10px 0 0; font-size: 12.5px; color: var(--text-secondary); line-height: 1.6; }
.ae-mail-panel .ae-status { margin: 8px 0 0; }

/* ---------- 结果 ---------- */
.ae-result audio { width: 100%; margin: 6px 0 12px; }
.ae-res-meta { font-size: 13px; color: var(--text-secondary); margin-bottom: 12px; }

/* ---------- 说明区块 ---------- */
.ae-sect { margin-top: 30px; }
.ae-sect > h2 {
    font-size: 19px;
    font-weight: 800;
    color: var(--text-primary);
    margin: 0 0 14px;
}
.ae-cards3 {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
}
.ae-card3 {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 16px 18px;
}
.ae-card3 h3 {
    margin: 0 0 8px;
    font-size: 14.5px;
    font-weight: 700;
    color: var(--text-primary);
}
.ae-card3 p { margin: 0; font-size: 13px; line-height: 1.7; color: var(--text-secondary); }

.ae-steps { counter-reset: aes; }
.ae-step {
    display: flex;
    gap: 12px;
    margin-bottom: 14px;
    align-items: flex-start;
}
.ae-step-n {
    flex: 0 0 auto;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: var(--accent);
    color: #fff;
    font-size: 13px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}
.ae-step-b { flex: 1 1 auto; }
.ae-step-b b { display: block; font-size: 14px; color: var(--text-primary); margin-bottom: 3px; }
.ae-step-b span { font-size: 13px; color: var(--text-secondary); line-height: 1.65; }

.ae-fmt-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}
.ae-fmt-box {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 14px 16px;
}
.ae-fmt-box h3 { margin: 0 0 8px; font-size: 14.5px; color: var(--text-primary); }
.ae-fmt-box p { margin: 0 0 8px; font-size: 13px; line-height: 1.7; color: var(--text-secondary); }
.ae-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.ae-chip {
    font-size: 12px;
    padding: 3px 9px;
    border-radius: 6px;
    background: color-mix(in srgb, var(--accent) 12%, transparent);
    color: var(--accent);
}

.ae-faq details {
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 12px 16px;
    margin-bottom: 10px;
    background: var(--bg-secondary);
}
.ae-faq summary {
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    outline: none;
}
.ae-faq details p {
    margin: 10px 0 0;
    font-size: 13px;
    line-height: 1.75;
    color: var(--text-secondary);
}

.ae-foot-note {
    margin-top: 26px;
    font-size: 12.5px;
    line-height: 1.75;
    color: var(--text-secondary);
    border-top: 1px dashed var(--border);
    padding-top: 14px;
}

/* ---------- 响应式 ---------- */
@media (max-width: 991px) {
    .ae-cards3 { grid-template-columns: 1fr; }
    .ae-fmt-grid { grid-template-columns: 1fr; }
}
@media (max-width: 767px) {
    .ae-app { padding: 16px 14px 44px; }
    .ae-hero { padding: 16px 4px 14px; }
    .ae-hero h1 { font-size: 23px; }
    .ae-hero-sub { font-size: 14px; }
    .ae-drop { padding: 30px 14px; border-radius: 16px; }
    .ae-grid2 { grid-template-columns: 1fr; }
    .ae-file { flex-direction: column; align-items: flex-start; }
    .ae-thumb { width: 100%; height: 168px; }
    .ae-select, .ae-input { font-size: 16px; } /* 防 iOS 聚焦缩放 */
    .ae-actions .ae-btn { flex: 1 1 auto; }
    .ae-url-wrap { max-width: none; }
    .ae-url-input { font-size: 16px; }
    .ae-url-row { flex-direction: column; }
    .ae-url-row .ae-btn { width: 100%; }
}
@media (max-width: 420px) {
    .ae-hero h1 { font-size: 20px; }
    .ae-seg-btn { flex: 1 1 auto; text-align: center; }
}

/* ---------- 上传到服务器面板 ---------- */
.ae-upload-panel {
    margin-top: 14px;
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 14px;
    background: var(--bg-secondary);
}
.ae-upload-panel-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 10px;
}
.ae-upload-title { font-weight: 600; font-size: 15px; color: var(--text-primary); }
.ae-upload-body { display: flex; flex-direction: column; gap: 12px; }
.ae-upload-grid {
    display: grid;
    grid-template-columns: 1fr 120px;
    gap: 10px 12px;
}
.ae-upload-field { display: flex; flex-direction: column; gap: 4px; }
.ae-upload-field-dir { grid-column: 1 / -1; }
.ae-upload-field label { font-size: 12px; color: var(--text-secondary); }
.ae-upload-preset { display: flex; align-items: center; gap: 8px; }
.ae-upload-preset select { flex: 1 1 auto; }
.ae-upload-check { font-size: 13px; color: var(--text-secondary); display: flex; align-items: center; gap: 6px; }
.ae-upload-do { align-self: flex-start; }
.ae-upload-result { margin-top: 4px; padding: 10px 12px; border-radius: 8px; font-size: 13px; line-height: 1.5; word-break: break-all; }
.ae-upload-result.is-ok { background: color-mix(in srgb, #10b981 12%, transparent); color: #047857; }
.ae-upload-result.is-err { background: color-mix(in srgb, #ef4444 12%, transparent); color: #b91c1c; }
.ae-upload-result code { background: rgba(0,0,0,.06); padding: 1px 5px; border-radius: 4px; font-size: 12px; }
.ae-upload-result a { color: inherit; text-decoration: underline; }
.ae-upload-tip { font-size: 12px; color: var(--text-secondary); line-height: 1.5; margin: 0; }
@media (max-width: 560px) {
    .ae-upload-grid { grid-template-columns: 1fr; }
}

/* ============================================================
 * 历史记录（标签页 / 列表 / 分页 / 设置弹窗）
 * ============================================================ */
.ae-tabs {
    display: flex;
    gap: 6px;
    margin-bottom: 18px;
}
.ae-tab {
    appearance: none;
    border: 1px solid var(--border);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 600;
    padding: 9px 18px;
    border-radius: 10px;
    cursor: pointer;
    transition: all .15s ease;
}
.ae-tab:hover { border-color: var(--accent); color: var(--accent); }
.ae-tab.is-active {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}
.ae-pane[hidden] { display: none !important; }

.ae-gear {
    position: absolute;
    top: 14px;
    right: 14px;
    width: 34px;
    height: 34px;
    border-radius: 9px;
    border: 1px solid var(--border);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    font-size: 17px;
    line-height: 1;
    cursor: pointer;
    transition: all .15s ease;
}
.ae-gear:hover { border-color: var(--accent); color: var(--accent); background: color-mix(in srgb, var(--accent) 8%, transparent); }

.ae-hist-bar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    margin-bottom: 14px;
}
.ae-hist-q {
    flex: 1 1 220px;
    min-width: 0;
    padding: 9px 12px;
    border: 1px solid var(--border);
    border-radius: 9px;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 14px;
}
.ae-hist-q:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent); }
.ae-hist-count { font-size: 13px; color: var(--text-secondary); }
.ae-hist-all {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--text-secondary);
    cursor: pointer;
}
.ae-hist-all[hidden] { display: none !important; }
.ae-btn-danger {
    color: var(--danger);
    border-color: color-mix(in srgb, var(--danger) 40%, var(--border));
}
.ae-btn-danger:hover { background: color-mix(in srgb, var(--danger) 10%, transparent); border-color: var(--danger); }
.ae-btn-danger:disabled { opacity: .5; cursor: not-allowed; }

.ae-hist-list { display: flex; flex-direction: column; gap: 10px; }
.ae-hitem {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: var(--bg-primary);
}
.ae-hitem-main { flex: 1 1 auto; min-width: 0; }
.ae-hitem-name {
    font-size: 14.5px;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.ae-hitem-meta { font-size: 12.5px; color: var(--text-secondary); margin-top: 3px; }
.ae-hitem-sub { font-size: 12px; color: var(--text-secondary); opacity: .85; margin-top: 2px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ae-hitem-ops { flex: 0 0 auto; }
.ae-hact {
    appearance: none;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--danger);
    font-size: 13px;
    padding: 6px 12px;
    border-radius: 8px;
    cursor: pointer;
}
.ae-hact:hover { background: color-mix(in srgb, var(--danger) 10%, transparent); border-color: var(--danger); }
.ae-hint { font-size: 13.5px; color: var(--text-secondary); padding: 22px 4px; text-align: center; }
.ae-status-tip { border-radius: 8px; background: color-mix(in srgb, var(--accent) 8%, transparent); }
.ae-status-tip[hidden] { display: none !important; }

.ae-pager {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    margin-top: 16px;
}
.ae-pager[hidden] { display: none !important; }
.ae-pg {
    appearance: none;
    border: 1px solid var(--border);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 13px;
    padding: 6px 12px;
    border-radius: 8px;
    cursor: pointer;
    min-width: 38px;
}
.ae-pg:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); }
.ae-pg.is-active { background: var(--accent); border-color: var(--accent); color: #fff; }
.ae-pg:disabled { opacity: .45; cursor: not-allowed; }
.ae-pg-dots { color: var(--text-secondary); }
.ae-pg-info { font-size: 12.5px; color: var(--text-secondary); margin-left: 4px; }

.ae-mask {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, .5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2147483000;
    padding: 20px;
}
.ae-mask[hidden] { display: none !important; }
.ae-modal {
    width: 100%;
    max-width: 460px;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 16px;
    box-shadow: 0 24px 70px rgba(0, 0, 0, .3);
    overflow: hidden;
}
.ae-modal-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
}
.ae-modal-head h2 { margin: 0; font-size: 17px; color: var(--text-primary); }
.ae-modal-x {
    appearance: none;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 18px;
    cursor: pointer;
    line-height: 1;
}
.ae-modal-body { padding: 18px 20px; }
.ae-set-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 14.5px;
    color: var(--text-primary);
    margin-bottom: 12px;
}
.ae-set-row input { width: 18px; height: 18px; accent-color: var(--accent); }
.ae-set-tip { font-size: 12.5px; color: var(--text-secondary); line-height: 1.7; margin: 8px 0 0; }
.ae-modal-foot {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    padding: 14px 20px;
    border-top: 1px solid var(--border);
}

@media (max-width: 767px) {
    .ae-hero { position: relative; padding-top: 52px; }
    .ae-hist-bar { gap: 8px; }
    .ae-hist-q { flex-basis: 100%; }
    .ae-hitem { flex-direction: column; align-items: flex-start; }
    .ae-hitem-ops { align-self: flex-end; }
    .ae-modal-foot .ae-btn { flex: 1 1 auto; text-align: center; }
}