/* Combined Cabinets Page Specific Styles */

/* Hero Section */
.combined-hero-section {
    position: relative;
    min-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(248, 250, 252, 0.95) 0%, rgba(244, 247, 252, 0.98) 100%),
        url('https://images.unsplash.com/photo-1578916170144-9bb7d8c06f6b?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=40');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    padding: 120px 20px 80px;
    overflow: hidden;
}

.combined-hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, 
        rgba(59, 175, 218, 0.15) 0%, 
        rgba(166, 225, 250, 0.25) 50%, 
        rgba(255, 255, 255, 0.4) 100%);
    z-index: 1;
}

.hero-content-box {
    position: relative;
    z-index: 2;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 32px;
    padding: 4rem;
    max-width: 900px;
    width: 100%;
    text-align: center;
    box-shadow: 0 25px 60px rgba(11, 60, 93, 0.15), 
                0 0 0 1px rgba(255, 255, 255, 0.2), 
                inset 0 0 0 1px rgba(255, 255, 255, 0.5);
    animation: fadeInUp 0.8s ease-out;
}

.hero-content-box::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, 
        rgba(59, 175, 218, 0.3), 
        rgba(11, 60, 93, 0.2), 
        rgba(59, 175, 218, 0.3));
    border-radius: 34px;
    z-index: -1;
    animation: borderGlow 3s ease-in-out infinite alternate;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: linear-gradient(45deg, var(--deep-navy) 0%, var(--accent-blue) 50%, var(--primary-blue) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: 0 2px 15px rgba(11, 60, 93, 0.1);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--secondary-grey);
    line-height: 1.7;
    margin: 0 auto 2.5rem;
    max-width: 750px;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-top: 3rem;
    padding-top: 2.5rem;
    border-top: 1px solid rgba(11, 60, 93, 0.1);
}

.stat-item {
    text-align: center;
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--accent-blue);
    margin-bottom: 0.5rem;
    text-shadow: 0 2px 10px rgba(59, 175, 218, 0.3);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--secondary-grey);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Concept Section */
.concept-section {
    padding: 6rem 0;
    background: linear-gradient(135deg, #f8fafc 0%, #eef2f7 100%);
}

.concept-visualization {
    margin-top: 4rem;
    background: var(--white);
    border-radius: 25px;
    padding: 3rem;
    box-shadow: var(--card-shadow);
    position: relative;
    overflow: hidden;
}

.concept-visualization::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, 
        rgba(59, 175, 218, 0.05) 0%, 
        transparent 50%, 
        rgba(166, 225, 250, 0.05) 100%);
}

.temperature-zones {
    display: flex;
    justify-content: space-between;
    gap: 2rem;
    margin-bottom: 3rem;
    position: relative;
    z-index: 1;
}

.zone {
    flex: 1;
    background: var(--white);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    border: 2px solid transparent;
}

.zone:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
}

.frozen-zone {
    border-color: #4dabf7;
}

.chill-zone {
    border-color: #69db7c;
}

.fresh-zone {
    border-color: #ff922b;
}

.zone-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.frozen-zone .zone-icon {
    background: linear-gradient(135deg, #4dabf7, #339af0);
}

.chill-zone .zone-icon {
    background: linear-gradient(135deg, #69db7c, #51cf66);
}

.fresh-zone .zone-icon {
    background: linear-gradient(135deg, #ff922b, #fd7e14);
}

.zone-icon i {
    color: var(--white);
    font-size: 1.5rem;
}

.zone-info {
    flex-grow: 1;
}

.zone-info h4 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.frozen-zone h4 {
    color: #1971c2;
}

.chill-zone h4 {
    color: #2f9e44;
}

.fresh-zone h4 {
    color: #e8590c;
}

.zone-temp {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    padding: 0.5rem 1rem;
    background: rgba(0, 0, 0, 0.03);
    border-radius: 10px;
    display: inline-block;
}

.frozen-zone .zone-temp {
    color: #1971c2;
    background: rgba(77, 171, 247, 0.1);
}

.chill-zone .zone-temp {
    color: #2f9e44;
    background: rgba(105, 219, 124, 0.1);
}

.fresh-zone .zone-temp {
    color: #e8590c;
    background: rgba(255, 146, 43, 0.1);
}

.zone-info p {
    color: var(--grey-text);
    font-size: 0.95rem;
    line-height: 1.6;
    margin: 0;
}

.concept-image {
    border-radius: 20px;
    overflow: hidden;
    position: relative;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.concept-image img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    display: block;
    transition: transform 0.6s ease;
}

.concept-image:hover img {
    transform: scale(1.05);
}

.image-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.7), transparent);
    color: var(--white);
    padding: 2rem;
    text-align: center;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 1px;
}

/* variants Section */
/* ================= VARIANTS 1 SECTION ================= */
.variants1-section {
    padding: 4rem 1rem;
    background: linear-gradient(135deg, #f8fafc, #ffffff);
    position: relative;
    overflow: hidden;
}

.variants1-section .section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title3 {
    font-size: 1.8rem;
    font-weight: 800;
    color: #0b3c5d;
    margin-bottom: 0.5rem;
}

.section-subtitle3 {
    font-size: 1rem;
    color: #556677;
    line-height: 1.6;
    max-width: 650px;
    margin: 0 auto;
}

/* ================= VARIANTS GRID ================= */
.variants-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

/* ================= VARIANT CARD ================= */
.variant-card {
    background: #ffffff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 15px 40px rgba(11, 60, 93, 0.07);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.variant-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 25px 60px rgba(11, 60, 93, 0.15);
}

/* ================= VARIANT HEADER ================= */
.variant-header {
    position: relative;
    overflow: hidden;
}

.variant-header img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.4s ease;
}

.variant-card:hover .variant-header img {
    transform: scale(1.05);
}

/* Badge */
.variant-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    background: #3bafda;
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.4rem 0.8rem;
    border-radius: 12px;
    text-transform: uppercase;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

/* ================= VARIANT BODY ================= */
.variant-body {
    padding: 1.5rem;
}

.variant-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: #0b3c5d;
    margin-bottom: 0.5rem;
}

.variant-desc {
    font-size: 0.9rem;
    color: #556677;
    line-height: 1.6;
}

/* ================= VARIANT FOOTER ================= */
.variant-footer {
    padding: 1rem 1.5rem 1.5rem;
    display: flex;
    justify-content: center;
}

.btn-outline-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.4rem;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: 10px;
    border: 2px solid #3bafda;
    color: #3bafda;
    text-decoration: none;
    transition: all 0.3s ease;
}

.btn-outline-primary:hover {
    background: #3bafda;
    color: #fff;
    transform: translateY(-2px);
}

/* ================= FADE-IN ANIMATION ================= */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease forwards;
    animation-delay: 0.2s;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ================= MEDIA QUERIES ================= */
@media (min-width: 600px) {
    .variants-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }

    .section-title3 {
        font-size: 2rem;
    }

    .section-subtitle3 {
        font-size: 1.05rem;
    }
}

@media (min-width: 992px) {
    .variants-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .section-title3 {
        font-size: 2.3rem;
    }

    .variant-title {
        font-size: 1.3rem;
    }

    .variant-desc {
        font-size: 0.95rem;
    }
}

@media (min-width: 1200px) {
    .variants-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}


/* Customization Options */
.customization-options {
    margin-bottom: 2.5rem;
}

.customization-options h5 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--deep-navy);
    margin-bottom: 1.5rem;
}

.options-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
}

.option {
    background: var(--white);
    border: 2px solid rgba(59, 175, 218, 0.2);
    border-radius: 12px;
    padding: 1.5rem 1rem;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
}

.option:hover {
    border-color: var(--accent-blue);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(59, 175, 218, 0.15);
}

.option i {
    font-size: 1.8rem;
    color: var(--accent-blue);
    margin-bottom: 0.75rem;
    display: block;
}

.option span {
    font-weight: 600;
    color: var(--deep-navy);
    font-size: 0.95rem;
    display: block;
}

/* Technical Features Section */
.technical-features-section {
    padding: 6rem 0;
    background: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.tech-feature-card {
    background: linear-gradient(135deg, rgba(248, 250, 252, 0.9) 0%, rgba(241, 245, 249, 0.9) 100%);
    border-radius: 20px;
    padding: 2.5rem 2rem;
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.tech-feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--hover-shadow);
    border-color: rgba(59, 175, 218, 0.3);
    background: linear-gradient(135deg, rgba(248, 250, 252, 1) 0%, rgba(241, 245, 249, 1) 100%);
}

.feature-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--accent-blue), var(--glacier-blue));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.feature-icon i {
    color: var(--white);
    font-size: 1.8rem;
}

.tech-feature-card h4 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--deep-navy);
    margin-bottom: 1rem;
}

.tech-feature-card p {
    color: var(--grey-text);
    font-size: 0.95rem;
    line-height: 1.6;
    margin: 0;
}

/* CTA Section */
.combined-cta-section {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--primary-blue), var(--deep-navy));
    position: relative;
    overflow: hidden;
}

.combined-cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -20%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(166, 225, 250, 0.15) 0%, transparent 70%);
    z-index: 0;
}

.combined-cta-section::after {
    content: '';
    position: absolute;
    bottom: -30%;
    right: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(59, 175, 218, 0.1) 0%, transparent 70%);
    z-index: 0;
}

.cta-section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 3rem;
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    text-align: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.2);
    z-index: 1;
}

.cta-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 1rem;
}

.cta-subtitle {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.9);
    max-width: 700px;
    margin: 0 auto 2rem;
}

.btn-primary-custom {
    background: linear-gradient(135deg, var(--accent-blue), var(--glacier-blue));
    color: #fff;
    padding: 1rem 2.5rem;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 700;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    box-shadow: 0 10px 25px rgba(59, 175, 218, 0.3);
    transition: all 0.3s ease;
}

.btn-primary-custom:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(59, 175, 218, 0.4);
}


/* Responsive Design */
@media (max-width: 1200px) {
    .temperature-zones {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .zone {
        flex-direction: column;
        text-align: center;
        align-items: center;
    }
    
    .zone-icon {
        margin-bottom: 1rem;
    }
}

@media (max-width: 992px) {
    .hero-title {
        font-size: 2.8rem;
    }
    
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .model-content {
        padding: 2rem;
    }
    
    .model-content h3 {
        font-size: 1.8rem;
    }
    
    .nav-pills {
        flex-direction: column;
        width: 100%;
    }
    
    .nav-pills .nav-link {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .combined-hero-section {
        padding: 100px 15px 60px;
        background-attachment: scroll;
    }
    
    .hero-content-box {
        padding: 2.5rem 1.5rem;
        border-radius: 24px;
    }
    
    .hero-title {
        font-size: 2.2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .concept-visualization {
        padding: 2rem;
    }
    
    .image-overlay {
        padding: 1.5rem;
        font-size: 1.2rem;
    }
    
    .features-grid,
    .use-cases {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin-left: auto;
        margin-right: auto;
    }
    
    .model-image {
        min-height: 300px;
    }
    
    .options-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .cta-section {
        padding: 2rem;
    }
    
    .cta-title {
        font-size: 1.8rem;
    }
    
    .cta-subtitle {
        font-size: 1rem;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 1.8rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .stat-value {
        font-size: 2rem;
    }
    
    .model-cta {
        flex-direction: column;
    }
    
    .btn-primary, .btn-outline-secondary {
        width: 100%;
        justify-content: center;
    }
    
    .options-grid {
        grid-template-columns: 1fr;
    }

}

@media (max-width: 480px) {
    .hero-content-box {
        padding: 2rem 1.25rem;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
    }
    
    .concept-visualization {
        padding: 1.5rem;
    }
    
    .model-content {
        padding: 1.5rem;
    }
}

/* Animations */
@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes borderGlow {
    0% {
        opacity: 0.5;
    }
    100% {
        opacity: 1;
    }
}

.fade-in {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease forwards;
}


.tech-feature-card:nth-child(1) { animation-delay: 0.1s; }
.tech-feature-card:nth-child(2) { animation-delay: 0.2s; }
.tech-feature-card:nth-child(3) { animation-delay: 0.3s; }
.tech-feature-card:nth-child(4) { animation-delay: 0.4s; }