/* ========== Logo Page Layout ========== */
.logo-page-layout {
    display: flex;
    gap: 28px;
}

/* ========== Design Panel (Left) ========== */
.design-panel {
    width: 340px;
    flex-shrink: 0;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: 28px 24px;
    display: flex;
    flex-direction: column;
    max-height: calc(100dvh - 48px);
    position: sticky;
    top: 24px;
}

.design-panel-body {
    flex: initial;
    height:450px;
    overflow-y: auto;
    min-height: 0;
    padding-right: 4px;
}

.design-panel-body::-webkit-scrollbar {
    width: 4px;
}

.design-panel-body::-webkit-scrollbar-thumb {
    background: #ddd;
    border-radius: 4px;
}

/* Form Fields */
.form-group {
    margin-bottom: 22px;
}

.form-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.form-label .required {
    color: #ef4444;
    font-size: 14px;
}

.form-input {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 14px;
    color: var(--color-text);
    outline: none;
    transition: border-color var(--transition-base);
    font-family: inherit;
}

.form-input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

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

.form-hint {
    font-size: 12px;
    color: #999;
    margin: 4px 0 0;
    line-height: 1.4;
}

/* 示例按钮（项目统一浅灰色小按钮样式） */
.example-btn {
    margin-top: 8px;
    padding: 5px 14px;
    background: #f0f0f0;
    color: #666;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 13px;
    cursor: pointer;
    font-family: inherit;
    transition: background 0.2s;
}

.example-btn:hover {
    background: #e4e4e4;
}

/* Start Design Button */
.start-design-btn {
    width: 100%;
    padding: 14px;
    margin-top: 20px;
    background: var(--color-primary);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition-base), transform var(--transition-base);
    font-family: inherit;
    flex-shrink: 0;
}

.start-design-btn:hover {
    background: var(--color-primary-hover);
    transform: translateY(-1px);
}

.start-design-btn:active {
    transform: translateY(0);
}

/* ========== NameCard Intro Area (Right) ========== */
.namecard-intro-area {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    padding: 24px 32px;
    max-height: calc(100dvh - 48px);
    overflow-y: auto;
}

.namecard-intro-area::-webkit-scrollbar {
    width: 6px;
}

.namecard-intro-area::-webkit-scrollbar-thumb {
    background: #ddd;
    border-radius: 6px;
}

.namecard-intro-area::-webkit-scrollbar-track {
    background: transparent;
}

.intro-header {
    text-align: center;
    margin-bottom: 48px;
    width: 100%;
}

.intro-title {
    font-size: 32px;
    font-weight: 700;
    color: var(--color-text);
    margin: 0 0 12px 0;
    letter-spacing: 1px;
}

.intro-subtitle {
    font-size: 15px;
    color: var(--color-text-muted);
    margin: 0;
    line-height: 1.6;
}

.intro-steps {
    display: block;
    width: 100%;
    max-width: 100%;
    flex: none;
}

/* ========== Template Loading ========== */
.logo-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 400px;
    gap: 24px;
}

.logo-loading-spinner {
    width: 48px;
    height: 48px;
    border: 4px solid #e8e8ff;
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: logoSpin 0.8s linear infinite;
}

@keyframes logoSpin {
    to { transform: rotate(360deg); }
}

.logo-loading-text {
    font-size: 16px;
    color: var(--color-text-secondary);
    animation: logoPulse 1.5s ease-in-out infinite;
}

@keyframes logoPulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

/* ========== Template Preview Grid ========== */
.logo-preview-area {
    padding: 20px 0;
}

.logo-preview-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 46px;
}

.logo-preview-box {
    aspect-ratio: auto;
    background: #f0f0f0;
    border: 2px solid #d0d0d0;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}

/* ========== 设计结果悬停遮罩 ========== */
.design-result-overlay {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0, 0, 0, 0.45);
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    padding: 12px 16px;
    opacity: 0;
    transition: opacity 0.25s ease;
    z-index: 10;
}

.logo-preview-box:hover .design-result-overlay {
    opacity: 1;
}

.design-result-btn {
    padding: 6px 16px;
    border: none;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s, transform 0.15s;
    font-family: inherit;
    white-space: nowrap;
}

.design-result-btn:active {
    transform: scale(0.97);
}

.design-result-btn.btn-edit {
    background: #fff;
    color: #333;
}

.design-result-btn.btn-edit:hover {
    background: #f0edff;
    color: var(--color-primary);
}

.design-result-btn.btn-download {
    background: var(--color-primary);
    color: #fff;
}

.design-result-btn.btn-download:hover {
    background: var(--color-primary-hover);
}

/* ========== Load More Button ========== */
.logo-load-more-wrap {
    text-align: center;
    padding: 32px 0 16px;
}

.logo-load-more-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 40px;
    font-size: 15px;
    font-weight: 600;
    color: #fff;
    background: var(--color-primary);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.2s, transform 0.1s;
    font-family: inherit;
}

.logo-load-more-btn:hover {
    background: var(--color-primary-hover);
}

.logo-load-more-btn:active {
    transform: scale(0.97);
}

.logo-load-more-btn:disabled {
    background: #ccc;
    cursor: not-allowed;
}

/* ========== Existing Size Overrides (keep for other pages) ========== */
@media (min-width: 768px) {
    .upload-area {
        width: 280px !important;
    }
}

/* ========== Intro Showcase 示例展示图（同AI-Packaging，响应式等比缩放） ========== */
.intro-showcase {
    display: flex;
    gap: 2.5%; /* 24 / 960 */
    width: 100%;
    max-width: 960px;
    margin: 50px auto 0;
}

.intro-showcase .main-image-card {
    width: 46.875% !important;
    height: auto !important;
    flex-shrink: 0;
    aspect-ratio: 450 / 346;
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    position: relative;
}

.intro-showcase .main-image-card img {
    display: inline-block;;
    width: 100%;
    height: 100%;
    background: #f8fafc;
}



.namecard-intro-area .side-images {
    flex: 1;
    min-width: 0;
    height: auto !important;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: 16px;
    aspect-ratio: 486 / 346; /* (960 - 450 - 24) / 346，与主图高度保持一致 */
}

.intro-showcase .side-image-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 3px 12px rgb(59 57 57 / 46%);
    position: relative;
}

.intro-showcase .side-image-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.namecard-card-wrap {
    padding-bottom: 100% !important;
}

.design-panel {
    height: 680px !important;
}

/* ========== Responsive ========== */
@media (max-width: 639px) {
    .design-panel {
        width: 100%;
        padding: 28px 4px;
        max-height: none;
        position: static;
    }

    .design-panel-body {
        overflow-y: visible;
        min-height: auto;
        flex: none;
    }

    /* 默认隐藏右侧介绍区域 */
    .namecard-intro-area {
        display: none;
    }

    /* 预览网格一行显示一个 */
    .logo-preview-grid {
        grid-template-columns: repeat(1, 1fr);
    }

    /* 移动端隐藏编辑图片按钮，仅显示下载 */
    .design-result-btn.btn-edit {
        display: none;
    }
}

@media (max-width: 767px) {
    .logo-preview-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 1023px) {
    .logo-page-layout {
        flex-direction: column;
    }

    .design-panel {
        width: 100%;
        height: 520px !important;
        position: static;
        max-height: none;
        border-radius: var(--radius-lg);
    }
}