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0;background:linear-gradient(135deg,rgba(232,239,224,.9),rgba(240,244,237,.9))}.grades-content{max-width:1400px;margin:0 auto;padding:0 2rem}.section-header{text-align:center;margin-bottom:4rem}.section-title{font-family:var(--font-cormorant);font-size:3rem;font-weight:700;color:var(--color-copper-900);margin-bottom:1rem;line-height:1.2}.section-subtitle{font-size:1.1rem;color:var(--color-warm-gray);max-width:600px;margin:0 auto;line-height:1.6}.grades-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));grid-gap:2rem;gap:2rem}.grade-card{background:rgba(240,244,237,.9);border-radius:24px;padding:2.5rem;border:1px solid rgba(219,144,64,.2);box-shadow:var(--shadow-medium);transition:all .4s 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.packaging-overlay{opacity:1}.packaging-info{padding:2rem}.packaging-type{font-family:var(--font-cormorant);font-size:1.5rem;font-weight:700;color:var(--color-copper-900);margin-bottom:1rem}.packaging-sizes{display:flex;flex-wrap:wrap;gap:.75rem;margin-bottom:1.5rem}.size-tag{background:rgba(219,144,64,.1);color:var(--color-copper-700);padding:.4rem .8rem;border-radius:12px;font-size:.8rem;font-weight:500;border:1px solid rgba(219,144,64,.2)}.packaging-features{margin-bottom:1.5rem}.features-list{display:grid;grid-template-columns:repeat(2,1fr);grid-gap:.75rem;gap:.75rem}.feature-point{display:flex;align-items:center;gap:.75rem;font-size:.9rem;color:var(--color-warm-gray)}.feature-point:before{content:"•";color:var(--color-copper-600);font-weight:700}.packaging-suitable{font-style:italic;color:var(--color-bronze-600);font-size:.9rem;padding-top:1rem;border-top:1px solid rgba(219,144,64,.1)}.gallery-section{padding:6rem 0;background:var(--color-warm-white)}.gallery-content{max-width:1400px;margin:0 auto;padding:0 2rem}.gallery-grid{display:grid;grid-template-columns:repeat(4,1fr);grid-template-rows:repeat(3,200px);grid-gap:1rem;gap:1rem;margin-top:3rem}.gallery-item{border-radius:16px;overflow:hidden;position:relative;cursor:pointer;transition:all .4s ease;box-shadow:var(--shadow-soft)}.gallery-item:hover{transform:translateY(-5px);box-shadow:var(--shadow-medium)}.gallery-item:first-child{grid-column:1/3;grid-row:1/3}.gallery-item:nth-child(2){grid-column:3;grid-row:1}.gallery-item:nth-child(3){grid-column:4;grid-row:1/3}.gallery-item:nth-child(4){grid-column:3;grid-row:2}.gallery-item:nth-child(5){grid-column:1/5;grid-row:3}.gallery-image{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}.gallery-item:hover 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(max-width:968px){.product-hero{height:100vh;min-height:100vh}.product-overview-content{grid-template-columns:1fr;gap:3rem}.overview-stats{gap:1.5rem}.key-features,.overview-stats{grid-template-columns:1fr}.capacity-grid{grid-template-columns:repeat(2,1fr);gap:1.5rem}.grades-grid{grid-template-columns:1fr}.gallery-grid{grid-template-columns:repeat(2,1fr);grid-template-rows:repeat(4,200px)}.gallery-item:first-child{grid-column:1/3;grid-row:1}.gallery-item:nth-child(2){grid-column:1;grid-row:2}.gallery-item:nth-child(3){grid-column:2;grid-row:2}.gallery-item:nth-child(4){grid-column:1;grid-row:3}.gallery-item:nth-child(5){grid-column:2;grid-row:3}}@media (max-width:640px){.product-hero{height:100vh;min-height:100vh}.product-hero-content{padding:0 1rem}.product-hero-title{font-size:2.5rem}.product-hero-description{font-size:1.1rem}.gallery-content,.grades-content,.packaging-content,.supply-content{padding:0 1rem}.capacity-grid{grid-template-columns:1fr;gap:1.5rem}.section-title{font-size:2rem}.grade-card{padding:2rem}.packaging-info{padding:1.5rem}.features-list{grid-template-columns:1fr}.packaging-sizes{flex-direction:column;gap:.75rem}.size-tag{text-align:center}.gallery-grid{grid-template-columns:1fr;grid-template-rows:repeat(5,200px)}.gallery-item:first-child,.gallery-item:nth-child(2),.gallery-item:nth-child(3),.gallery-item:nth-child(4),.gallery-item:nth-child(5){grid-column:1;grid-row:auto}}@media (max-width:1400px){.nav-content{max-width:1200px;padding:1.5rem 2rem}}@media (max-width:968px){.nav-links{display:none}}@media (max-width:640px){.nav-content{padding:1rem}}