.materials-color-guide{background:#fff;padding:80px 0}.materials-color-guide__container{max-width:1400px;margin:0 auto;padding:0 24px}.materials-color-guide__header{text-align:center;margin-bottom:64px}.materials-color-guide__main-title{color:#1a1a1a;letter-spacing:-.02em;margin-bottom:16px;font-size:clamp(2.5rem,5vw,3rem);font-weight:700}.materials-color-guide__subtitle{color:#666;max-width:700px;margin:0 auto;font-size:1.125rem;line-height:1.6}.color-section{margin-bottom:80px}.color-section:last-child{margin-bottom:0}.section-title-wrapper{text-align:center;margin-bottom:48px}.section-title{color:#1a1a1a;letter-spacing:-.01em;margin-bottom:16px;font-size:clamp(1.75rem,3.5vw,2.25rem);font-weight:700}.section-divider{background:linear-gradient(90deg,#0000 0%,#efb211 50%,#0000 100%);width:80px;height:2px;margin:0 auto}.color-rows{flex-direction:column;gap:48px;display:flex}.color-row{opacity:0;grid-template-columns:1fr 1fr;gap:32px;transition:none;display:grid;transform:translateY(30px)}.color-row.fade-in{animation:.8s ease-out forwards fadeInUp}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}.color-item{flex-direction:column;gap:16px;display:flex}.color-image-wrapper{aspect-ratio:1336/633;background:#f5f5f5;border-radius:12px;width:100%;transition:all .3s;position:relative;overflow:hidden;box-shadow:0 4px 12px #0000001a}.color-image-wrapper:hover{transform:translateY(-4px);box-shadow:0 8px 24px #00000026}.color-image{object-fit:cover;width:100%;height:100%;transition:transform .4s}.color-image-wrapper:hover .color-image{transform:scale(1.05)}.color-title{color:#2d3748;text-align:center;margin:0;font-size:1rem;font-weight:600;line-height:1.4}.download-button-wrapper{text-align:center;border-top:1px solid #e5e7eb;margin-top:64px;padding-top:48px}.download-button{color:#fff;cursor:pointer;background:linear-gradient(135deg,#003d5c 0%,#005a7f 100%);border:none;border-radius:10px;align-items:center;gap:12px;padding:16px 32px;font-size:1.0625rem;font-weight:600;text-decoration:none;transition:all .3s;display:inline-flex;box-shadow:0 4px 12px #003d5c4d}.download-button:hover{background:linear-gradient(135deg,#004a70 0%,#006b95 100%);transform:translateY(-2px);box-shadow:0 6px 20px #003d5c66}.download-button:active{transform:translateY(0);box-shadow:0 2px 8px #003d5c4d}.download-icon{flex-shrink:0;width:20px;height:20px}@media (max-width:1024px){.materials-color-guide{padding:60px 0}.materials-color-guide__header{margin-bottom:48px}.color-section{margin-bottom:60px}.section-title-wrapper{margin-bottom:36px}.color-rows{gap:36px}.color-row{gap:24px}.download-button-wrapper{margin-top:56px;padding-top:44px}}@media (max-width:768px){.materials-color-guide{padding:48px 0}.materials-color-guide__container{padding:0 16px}.materials-color-guide__header{margin-bottom:40px}.color-section{margin-bottom:48px}.section-title-wrapper{margin-bottom:32px}.color-row{grid-template-columns:1fr;gap:32px}.color-rows{gap:32px}.color-image-wrapper{border-radius:8px}.color-title{font-size:.95rem}.download-button-wrapper{margin-top:48px;padding-top:40px}.download-button{padding:14px 28px;font-size:1rem}}@media (max-width:480px){.materials-color-guide{padding:40px 0}.materials-color-guide__subtitle{font-size:1rem}.section-divider{width:60px}.color-rows,.color-row{gap:24px}.color-item{gap:12px}.download-button-wrapper{margin-top:40px;padding-top:32px}.download-button{gap:10px;padding:12px 24px;font-size:.9375rem}.download-icon{width:18px;height:18px}}@media (prefers-color-scheme:dark){.materials-color-guide{background:#0a0a0a}.materials-color-guide__main-title,.section-title{color:#fff}.materials-color-guide__subtitle{color:#a0aec0}.color-title{color:#e2e8f0}.color-image-wrapper{background:#1a1a1a;box-shadow:0 4px 12px #0000004d}.color-image-wrapper:hover{box-shadow:0 8px 24px #00000080}.download-button-wrapper{border-top-color:#2d3748}}@media print{.color-row{page-break-inside:avoid;break-inside:avoid}.color-section{page-break-after:always;break-after:always}.color-image-wrapper:hover{transform:none;box-shadow:0 4px 12px #0000001a}}