:root {
    --panel: #fffdf8;
    --border: #e9d4bf;
    --primary: #d96a2b;
    --primary-dark: #b9531d;
    --text: #5f3a1f;
    --muted: #8f6a4f;
}

* {
    box-sizing: border-box;
}

.page {
    max-width: 1000px; /* 原为 1400px，这里设置 max-width 为 none 在 content 中覆盖 */
    margin: 10px auto 0;
    padding: 0;
    display: grid;
    grid-template-columns: 360px 1fr;
    gap: 20px;
    min-height: calc(100vh - 200px);
}

.panel {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 14px;
    box-shadow: 0 8px 24px rgba(217, 106, 43, 0.12);
    padding: 16px;
    height: fit-content;
    position: sticky;
    top: 16px;
}

.panel h1 {
    margin: 0 0 8px;
    font-size: 1.2rem;
}

.hint {
    margin: 0 0 14px;
    font-size: 0.9rem;
    color: var(--muted);
    line-height: 1.5;
}

#current-kernel-text {
    background: #e8eaf6;
    border-left: 3px solid #1a237e;
    padding: 8px 10px;
    border-radius: 0 8px 8px 0;
    white-space: nowrap;
    overflow-x: auto;
    max-width: 100%;
    scrollbar-width: thin;
    scrollbar-color: #1a237e #c5cae9;
}

#current-kernel-text::-webkit-scrollbar {
    height: 6px;
}

#current-kernel-text::-webkit-scrollbar-track {
    background: #c5cae9;
    border-radius: 3px;
}

#current-kernel-text::-webkit-scrollbar-thumb {
    background: #1a237e;
    border-radius: 3px;
}

.group {
    border-top: 1px dashed var(--border);
    padding-top: 12px;
    margin-top: 12px;
}

.group h2 {
    margin: 0 0 8px;
    font-size: 0.96rem;
    color: var(--primary-dark);
}

label {
    font-size: 0.86rem;
    display: block;
    margin: 8px 0 4px;
}

.panel input[type="file"],
.panel input[type="text"],
.panel select,
.panel input[type="range"],
.panel button {
    width: 100%;
}

.panel select, .panel input[type="file"], .panel input[type="text"] {
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 8px;
    background: #fff;
    color: var(--text);
}

/* 进度条（参照 SMO 页面色系，并修复两端可达） */
.panel input[type="range"] {
    --range-progress: 50%;
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 22px;
    margin: 0;
    padding: 0;
    border: none;
    border-radius: 999px;
    background: transparent;
    cursor: pointer;
}

.panel input[type="range"]::-webkit-slider-runnable-track {
    height: 6px;
    border-radius: 999px;
    background: linear-gradient(
            90deg,
            var(--primary) 0%,
            var(--primary) var(--range-progress),
            #ead9c7 var(--range-progress),
            #ead9c7 100%
    );
}

.panel input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    margin-top: -5px;
    border: 2px solid #fff7ee;
    background: var(--primary-dark);
    box-shadow: 0 2px 7px rgba(217, 106, 43, 0.34);
}

.panel input[type="range"]::-moz-range-track {
    height: 6px;
    border-radius: 999px;
    background: #ead9c7;
}

.panel input[type="range"]::-moz-range-progress {
    height: 6px;
    border-radius: 999px;
    background: var(--primary);
}

.panel input[type="range"]::-moz-range-thumb {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    border: 2px solid #fff7ee;
    background: var(--primary-dark);
    box-shadow: 0 2px 7px rgba(217, 106, 43, 0.34);
}

.panel button {
    border: none;
    border-radius: 10px;
    padding: 10px 12px;
    margin-top: 10px;
    cursor: pointer;
    background: var(--primary);
    color: white;
    font-weight: 600;
    transition: 0.2s;
}

.panel button:hover {
    background: var(--primary-dark);
}

.scene-wrap {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 14px;
    box-shadow: 0 8px 24px rgba(217, 106, 43, 0.12);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    min-height: 80vh;
}

.scene-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 14px;
    border-bottom: 1px solid var(--border);
    background: #fff9f2;
    font-size: 0.9rem;
}

#scene {
    width: 100%;
    flex: 1;
}

.inline {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 8px;
    align-items: center;
}

.value {
    font-size: 0.8rem;
    color: var(--muted);
    min-width: 42px;
    text-align: right;
}

.modal {
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.45);
    display: flex;
    justify-content: center;
    align-items: center;
}

.modal-content {
    background: #fffdf8;
    border: 1px solid var(--border);
    border-radius: 14px;
    width: min(640px, 92vw);
    padding: 18px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.18);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px dashed var(--border);
    padding-bottom: 8px;
}

.close-modal {
    font-size: 26px;
    line-height: 1;
    cursor: pointer;
    color: var(--muted);
}

.close-modal:hover {
    color: var(--primary-dark);
}

.modal-body .input-group {
    margin-top: 10px;
}

.modal-footer {
    margin-top: 12px;
}

.examples-section ul {
    margin: 6px 0 0 18px;
    color: var(--muted);
}

@media (max-width: 1100px) {
    .page {
        grid-template-columns: 1fr;
    }

    .panel {
        position: static;
    }

    .scene-wrap {
        min-height: 65vh;
    }
}