/* == 与格式转换页完全一致的变量 & 组件 == */
:root {
    --bg: #0d1117; --card: #161b22; --border: #30363d;
    --primary: #58a6ff; --secondary: #238636; --text: #c9d1d9; --text2: #8b949e;--text3:#328cf1;
    --radius: 12px; --radius-sm: 6px; --shadow: 0 8px 32px rgba(0,0,0,.4);
    --navtext:#2563eb;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: -apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif; background: var(--bg); color: var(--text); line-height: 1.6; display: flex; flex-direction: column; min-height: 100vh; }
.logo { font-size: 20px; font-weight: 600; letter-spacing: .5px; color: var(--primary); text-decoration: none;align-items:center; display: flex;  gap: 8px; }
.logo-img{height:48px;width:auto}
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .6; } }


main { flex: 1; max-width: 1200px; width: 100%; margin: 0 auto; padding: 40px 24px; }
h1 { text-align: center; font-size: 32px; font-weight: 600; margin-bottom: 40px; letter-spacing: .5px; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px; margin-bottom: 24px; box-shadow: var(--shadow); }
.step-title { font-size: 18px; font-weight: 500; margin-bottom: 16px; display: flex; align-items: center; gap: 8px; }
.step-title::before { content: ""; width: 6px; height: 6px; background: var(--primary); border-radius: 50%; }
.file-input-label { display: inline-block; padding: 10px 20px; background: var(--primary); color: #0d1117; border-radius: var(--radius-sm); cursor: pointer; font-weight: 500; transition: background .2s; }
.file-input-label:hover { background: #79c0ff; }
.file-input { display: none; }
.info-text { font-size: 14px; color: var(--text2); margin-top: 8px; }
.error-message { color: #f85149; font-size: 14px; margin-top: 8px; }
.clear-button { margin-left: 12px; padding: 10px 20px; background: transparent; color: var(--text2); border: 1px solid var(--border); border-radius: var(--radius-sm); cursor: pointer; font-size: 13px; transition: all .2s; }
.clear-button:hover { border-color: #f85149; color: #f85149; }
/* 转换按钮 + 进度条 */
.convert-button {
    display: block;
    margin: 40px auto 0;
    margin-bottom: 30px;
    padding: 14px 32px;
    background: var(--secondary);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: background .2s, transform .2s;
    position: relative;
    overflow: hidden;
}
.convert-button.converting,
.convert-button.converting:hover {
    background: var(--border) !important;
}
.convert-button .progress-bar {
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, #28a745 0%, #34d058 100%);
    transition: width .25s ease;
    z-index: 0;
}
.convert-button .btn-text {
    position: relative;
    z-index: 1;
}
.convert-button:hover:not(:disabled) {
    transform: translateY(-2px);
}
.convert-button:disabled {
    background: var(--border);
    cursor: not-allowed;
}
/* 下载按钮 */
.result-area {
    text-align: center;
    max-width: 1200px;
    padding: 24px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    display: none;
}
.result-image{max-width:100%;border-radius:var(--radius-sm);margin-bottom:20px}

.download-button {
    display: inline-block;
    padding: 10px 24px;
    background: var(--primary);
    color: #0d1117;
    border-radius: var(--radius-sm);
    text-decoration: none;
    font-weight: 500;
    transition: background .2s;
}

.download-button:hover {
    background: #79c0ff;
}
/* 文件列表表格 */
.file-list { margin-top: 16px;  overflow-y: auto; background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 0; }
.file-row { display: flex; align-items: center; padding: 10px 16px; border-bottom: 1px solid var(--border); font-size: 14px; color: var(--text); }
.file-row.head { background: rgba(88, 166, 255, .05); font-weight: 600; color: var(--primary); }
.file-row:last-child { border-bottom: none; }
.col-index { width: 48px; text-align: left; }
.col-name  { flex: 1; text-align: left; }
.col-size  { width: 80px; text-align: left; }
.col-status { width: 90px; text-align: left; }
.status_wait { color: var(--text2); }
.status_done { color: var(--secondary); }
.status_error { color: #f85149; }

/* 页脚 */
footer {
    background: var(--card);
    border-top: 1px solid var(--border);
    margin-top: 60px;
}
.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    padding:24px 24px;
    flex-direction: column;
    gap: 6px;
    font-size: 15px;
    font-weight: 500;
    color: var(--text2);
}
.footer-links {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    justify-content: center;
}
.footer-links a {
    color: var(--text2);
    text-decoration: none;
    transition: color .2s;
}
.footer-links a:hover {
    color: var(--text);
}
.copyright {
    font-size: 13px;
    text-align: center;
}

.select-group{max-width:240px;padding: 10px 24px;color: #0d1117;background:var(--primary);border-radius: var(--radius);}
.option-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top: 8px;}
.option-label{min-width:80px;font-size:14px;color:var(--text)}

/* ===== 统一控件样式 ===== */
/*滑动条*/
.slider-group{display:flex;align-items:center;gap:12px;width:30%}
.slider{flex:1;accent-color:var(--primary)}
.slider-value{min-width:20px;text-align:center;font-size:14px;color:var(--text)}

/* 文本输入框 */
.text-input {
    flex: 1;
    padding: 10px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 14px;
    background-color: var(--bg);
    color: var(--text);
    transition: border-color .2s;
}

.text-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(88, 166, 255, 0.1);
}

.text-input::placeholder {
    color: var(--text2);
}

/* 文本域 */
textarea {
    flex: 1;
    padding: 10px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 14px;
    background-color: var(--bg);
    color: var(--text);
    resize: vertical;
    min-height: 80px;
    transition: border-color .2s;
}

textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(88, 166, 255, 0.1);
}

textarea::placeholder {
    color: var(--text2);
}

/* 选择框 */
select {
    flex: 1;
    padding: 10px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 14px;
    background-color: var(--bg);
    color: var(--text);
    cursor: pointer;
    transition: border-color .2s;
}

select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(88, 166, 255, 0.1);
}

/* 标签 */
label {
    font-size: 14px;
    color: var(--text);
    cursor: pointer;
}

/* 滑块 */
input[type="range"] {
    flex: 1;
    height: 6px;
    border-radius: 3px;
    background: var(--border);
    outline: none;
    -webkit-appearance: none;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--primary);
    cursor: pointer;
    transition: background .2s;
}

input[type="range"]::-webkit-slider-thumb:hover {
    background: #79c0ff;
}

input[type="range"]::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--primary);
    cursor: pointer;
    border: none;
    transition: background .2s;
}

input[type="range"]::-moz-range-thumb:hover {
    background: #79c0ff;
}

/* 颜色选择器 */
input[type="color"] {
    width: 60px;
    height: 40px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    background: transparent;
}

input[type="color"]::-webkit-color-swatch-wrapper {
    padding: 0;
    border-radius: var(--radius-sm);
}

input[type="color"]::-webkit-color-swatch {
    border: none;
    border-radius: var(--radius-sm);
}

input[type="color"]::-moz-color-swatch {
    border: none;
    border-radius: var(--radius-sm);
}

/* 按钮 */
button {
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 14px;
    cursor: pointer;
    transition: all .2s;
}

button:hover {
    border-color: var(--primary);
}

/* 禁用状态 */
input:disabled,
textarea:disabled,
select:disabled,
button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

input:disabled:hover,
textarea:disabled:hover,
select:disabled:hover,
button:disabled:hover {
    border-color: var(--border);
}
/* ===== 预览轮播 ===== */
.preview-card{margin-top:16px}
.preview-box{display:flex;align-items:center;justify-content:center;min-height:200px;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);padding:16px}
#previewCanvas{max-width:100%;max-height:320px;object-fit:contain}
.preview-ctrl{display:flex;align-items:center;justify-content:center;gap:12px;margin-top:12px}
.ctrl-btn{width:32px;height:32px;border:2px solid var(--border);background:var(--card);color:var(--text);border-radius:50%;cursor:pointer;font-size:18px;line-height:1;transition:all .2s}
.ctrl-btn:hover{border-color:var(--primary);color:var(--primary)}
#pageInfo{font-size:16px;font-weight: bold;color:var(--text2)}

/* 语言按钮 */
.lang-btn{margin-left:40px;padding:6px 12px;background:transparent;color:var(--primary);border:1px solid var(--primary);border-radius:var(--radius-sm);cursor:pointer;font-size:14px;transition:all .2s}
.lang-btn:hover{background:var(--primary);color:#0d1117}

/* 响应式 */
@media (max-width: 600px) {
    .meta-grid {
        grid-template-columns: 1fr;
    }
}
/* ===== 浮动提示弹窗 ===== */
.toast{position:fixed;left:50%;top:20%;transform:translateX(-50%);padding:12px 24px;border-radius:var(--radius-sm);font-size:14px;font-weight:500;box-shadow:0 8px 24px rgba(0,0,0,.35);z-index:9999;opacity:0;transition:opacity .3s,top .3s;pointer-events:none}
.toast.show{opacity:1;top:25%}
.toast.info{background:var(--text3);color:#fff;border:1px solid var(--border)}
.toast.error{background:#f85149;color:#fff;border:1px solid #f85149}