/* 丰源珠宝 PIM 系统 - 简约风格 V1.3 */
:root {
    --brand-primary: #111827;
    --brand-indigo: #4F46E5;
    --bg-input: #F9FAFB;
    --border-color: #E5E7EB;
}

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

.animate-spin {
    animation: spin 1s linear infinite;
}

/* 布局辅助 */
.z-80 { z-index: 80; }
.z-100 { z-index: 100; }
.z-110 { z-index: 110; }

/* 滚动条 */
.custom-scrollbar::-webkit-scrollbar {
    width: 4px;
}
.custom-scrollbar::-webkit-scrollbar-track {
    background: transparent;
}
.custom-scrollbar::-webkit-scrollbar-thumb {
    background: #D1D5DB;
    border-radius: 10px;
}

/* 极简输入框 */
.pim-input {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    font-weight: 500;
    font-size: 0.875rem;
    color: #111827;
    outline: none;
    transition: all 0.2s;
}

.pim-input:focus {
    background: white;
    border-color: var(--brand-indigo);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.08);
}

.pim-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    color: #6B7280;
    margin-bottom: 0.5rem;
}

.section-title {
    font-size: 0.65rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: #9CA3AF;
    margin-bottom: 1.5rem;
}

/* 材质 Pill */
.multi-pill {
    padding: 0.4rem 0.8rem;
    border-radius: 10px;
    font-size: 0.75rem;
    font-weight: 600;
    border: 1px solid var(--border-color);
    transition: all 0.2s;
}

.multi-pill.active {
    background: var(--brand-indigo);
    color: white;
    border-color: var(--brand-indigo);
}

/* 渐变背景 (Logo) */
.bg-tech-gradient {
    background: linear-gradient(135deg, #111827 0%, #374151 100%);
}

/* 图片占位符 */
img[src=""], img:not([src]) {
    opacity: 0;
}