/* ===== SOLUTION PAGE STYLES ===== */

/* Business Tabs */
.business-tabs {
    display: flex;
    justify-content: left;
    align-items: left;
    gap: var(--spacing-3);
    height: 2.5rem;
    margin-bottom: var(--spacing-10);
}

.tab-item {
    height: 100%;
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-base);
    line-height: var(--line-height-figma);
    color: var(--color-text-black);
    min-width: fit-content;
    box-sizing: border-box;
}

.tab-item.active {
    background-color: var(--color-primary-500);
    border-color: var(--color-primary-500);
    color: var(--color-text-white);
    font-weight: var(--font-weight-bold);
}

/* Platform Page Styles */
.platform-page {
    background-color: var(--color-text-white);
    min-height: 100vh;
    padding: 0;
    width: 100%;
    max-width: 100rem;
    margin: 0 auto;
}

.platform-content {
    margin-top: var(--spacing-10);
}

.platform-section {
    margin-bottom: var(--spacing-20);
    padding: var(--spacing-24) 0 0;
    max-width: 100rem;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-16);
}

.section-header {
    display: flex;
    flex-direction: column;
    align-self: stretch;
    gap: var(--spacing-5);
    text-align: center;
    margin-bottom: var(--spacing-8);
}

.section-header .section-title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-figma);
    margin-bottom: 0;
    text-align: left;
}

.section-header .section-description {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-normal);
    line-height: var(--line-height-figma);
    margin: 0;
    text-align: left;
}

/* Platform Image */
.platform-image {
    width: 100%;
    text-align: center;
}

.platform-image img {
    max-width: 100%;
    height: auto;
}

/* Why Use Section */
.why-use-section {
    padding: var(--spacing-24) 0;
    max-width: 100rem;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-16);
}

.benefit-cards {
    display: flex;
    justify-content: center;
    align-items: stretch;
    gap: var(--spacing-12);
    width: 100%;
    flex-wrap: wrap;
}

.benefit-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-5);
    flex: 1;
    min-width: 0;
    flex-shrink: 1;
}

.card-image {
    width: 100%;
    max-width: 20rem;
    height: auto;
    aspect-ratio: 1;
    border-radius: 50%;
    overflow: hidden;
}

.image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.card-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-2);
    text-align: center;
}

.card-subtitle {
    font-weight: var(--font-weight-normal);
    font-size: var(--font-size-lg);
    line-height: var(--line-height-figma);
    color: var(--color-text-black);
    margin-bottom: var(--spacing-2);
}

.card-description {
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-xl);
    line-height: var(--line-height-figma);
    color: var(--color-text-black);
    white-space: nowrap;
}

/* Operation Guide Section */
.operation-guide-section {
    padding: var(--spacing-24) 0;
    max-width: 100rem;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-16);
}

.operation-models {
    display: flex;
    justify-content: stretch;
    align-items: stretch;
    gap: var(--spacing-16);
    width: 100%;
}

.model-card {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-3);
    flex: 1;
    background: transparent;
}

.model-header {
    position: relative;
    height: 12.375rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
    width: 100%;
}

.model-title {
    background: var(--color-text-white);
    border: 4px solid var(--color-primary-500);
    border-radius: var(--radius-full);
    padding: var(--spacing-3) var(--spacing-8);
    width: 100%;
    height: 11.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-2xl);
    color: var(--color-text-black);
    box-shadow: var(--shadow-xl);
}

.model-subtitle {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-primary-500);
    color: var(--color-text-white);
    padding: var(--spacing-1) var(--spacing-3);
    border-radius: var(--radius-full);
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-lg);
    white-space: nowrap;
    text-align: center;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: auto;
    min-width: 0;
    max-width: 100%;
}

.model-features {
    display: flex;
    padding: var(--spacing-4) 0;
    flex-direction: column;
    gap: var(--spacing-3);
    width: 100%;
}

.feature-item {
    background: var(--color-primary-50);
    padding: var(--spacing-4) var(--spacing-8);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;      /* 아이템들을 한 덩어리로 중앙 정렬 */
    gap: var(--spacing-4);        /* 텍스트-화살표 간격 */
}

.feature-text {
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-xl);
    color: var(--color-text-black);
    flex: 0 0 auto;               /* 내용만큼만 너비 사용 */
    text-align: center;
    min-width: 9.375rem; /* 150px */
}

.feature-arrow {
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-xl);
    color: var(--color-primary-600);
    flex: 0 0 auto;
}

/* Process Section */
.process-section {
    padding: var(--spacing-24) 0;
    max-width: 100rem;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-16);
}

.process-models {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: var(--spacing-3);
    width: 100%;
}

.process-model {
    display: flex;
    gap: var(--spacing-2);
    align-items: center;
    width: 100%;
}

.process-model .model-header {
    background: var(--color-secondary-500);
    color: var(--color-text-white);
    padding: var(--spacing-4) var(--spacing-8);
    border-radius: var(--radius-md);
    height: auto;
    width: 10rem;
    justify-content: center;
}

.process-model .model-header h3 {
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-xl);
    margin: 0;
    text-align: center;
}

.process-flow {
    background: var(--color-bg-contents);
    border-radius: var(--radius-md);
    padding: var(--spacing-5);
    flex: 1;
    position: relative;
    height: 17.25rem;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 20rem;
}

.process-flow img {
    max-width: 100%;
    height: auto;
}

/* Hero Section (Wash Page) */
.hero-section {
    position: relative;
    padding: var(--spacing-24) 0;
    background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), 
                url('/static/ecohabit/images/ecohabit_solution_wash_main.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    min-height: 69.4375rem;
    display: flex;
    align-items: center;
    justify-content: left;
    overflow: visible;
}

.hero-section h3, .hero-section p {
    color: var(--color-text-white);
}

.hero-text-center {
    text-align: left !important;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    width: 90%;
    margin-left: 5%;
    margin-right: auto;
}

.hero-text-center .section-title {
    text-align: left !important;
}

.hero-text-center .section-description {
    text-align: left !important;
    line-height: 1.2;
}

.hero-text-center .section-description p {
    margin: 0;
    margin-bottom: 2px;
    line-height: 1.1;
    width: 100%;
    white-space: normal;
    word-break: break-all;
    word-wrap: break-word;
}

/* Process Grid (Wash Page) */
.process-section.wash-process {
    padding: 0;
    max-width: 100rem;
    margin: 0 auto;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    bottom: var(--spacing-16);
    z-index: 1;
}

/* Hero 안의 텍스트를 항상 그리드 위에 두기 */
.wash-hero .section-header {
    position: relative;
    z-index: 3;              /* ▲ .wash-process(=1) 보다 위 */
    margin-bottom: var(--spacing-12);  /* 텍스트와 그리드 간 여유 */
}

.process-title {
    
    margin-bottom: var(--spacing-12);
   
}

.process-title p {
    text-align: center;
    color: var(--color-text-white);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-2);
    line-height: 1.1;
    
    margin: 0;
    margin-bottom: var(--spacing-2);
    transform: translateY(-400%);
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 0;
    border: 1px solid rgba(255, 255, 255, 0.2);
    background-color: var(--color-secondary-600);
    width: 90%;
    max-width: 90%;
    
    height: auto;
    
    margin: 0 auto;
}

.process-row {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.process-row:last-child {
    border-bottom: none;
}

.process-card {
    position: relative;
    width: 100%;
    /* height: 300px; */
    height: auto;
    min-height: 320px;
    /* padding: var(--spacing-5); */
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--color-text-white);
    border-right: 1px solid rgba(255, 255, 255, 0.2);
}

.process-card:last-child {
    border-right: none;
}

.process-card:first-child {
    background-color: transparent;
    border-right: 1px solid rgba(255, 255, 255, 0.2);
}

.process-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0.8;
}

.process-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    
}

.process-number {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-2);
    z-index: 2;
    position: absolute;
    top: var(--spacing-4);
    left: var(--spacing-4);
}

.process-step {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-2);
    z-index: 2;
    position: absolute;
    top: var(--spacing-14);
    left: var(--spacing-4);
}

.process-description {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-normal);
    z-index: 2;
    position: absolute;
    top: var(--spacing-24);
    left: var(--spacing-4);
}

/* Cup Process Section */
.cup-process-section {
    padding: var(--spacing-24) 0;
    max-width: 100rem;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-16);
}

.cup-process-section .section-header {
    text-align: left;
    margin-bottom: var(--spacing-16);
}

.cup-process-section .section-header .section-title {
    text-align: left;
    font-size: 2rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-text-black);
    margin: 0 auto 0 4.5%;
    
}

.cup-process-section .section-header .section-description {
    text-align: left;
    font-size: var(--font-size-lg);
    color: var(--color-text-black);
    max-width: 800px;
    margin: 0 auto 0 4.5%;
}

.cup-process-cards {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-6);
    width: 100%;
    flex-wrap: wrap;
}

.cup-process-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-5);
    flex: 1;
    min-width: 300px;
    max-width: 400px;
}

.cup-process-image {
    width: 100%;
    height: 320px;
    border-radius: 20px;
    overflow: hidden;
    position: relative;
}

.cup-process-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cup-process-machine {
    width: 100%;
    height: 581px;
    border-radius: 20px;
    position: relative;
    overflow: hidden;
}

.machine-bg {
    position: absolute;
    inset: 0;
    background-color: #f3f3f5;
}

.machine-image {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 226px;
    height: 478px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.machine-shadow {
    position: absolute;
    bottom: 50px;
    left: 50%;
    transform: translateX(-50%);
    width: 217px;
    height: 23px;
    background: rgba(0, 0, 0, 0.2);
    filter: blur(10px);
    border-radius: 50%;
}

.cup-process-text {
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
}

.cup-process-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-black);
    margin: 0;
}

.cup-process-description {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-normal);
    color: var(--color-text-black);
    margin: 0;
    line-height: 1.3;
}

.cup-process-arrow {
    width: 40px;
    height: 40px;
    background-color: #142a66;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    flex-shrink: 0;
}

.cup-process-arrow::after {
    content: '';
    position: absolute;
    inset: -3px;
    border: 6px solid #e1e8fa;
    border-radius: 50%;
    pointer-events: none;
}

.arrow-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.arrow-icon img {
    width: 100%;
    height: 100%;
    
}

/* Certification Section */
.certification-section {
    padding: var(--spacing-24) 0;
    max-width: 100rem;
    margin: 0 auto;
}

.certification-title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    text-align: center;
    margin-bottom: var(--spacing-16);
}

.certification-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-8);
}

.certification-card {
    text-align: center;
}

.certification-image {
    width: 100%;
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-text-400);
    overflow: hidden;
    margin-bottom: var(--spacing-5);
    background: linear-gradient(45deg, var(--color-text-100), var(--color-text-200));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
    color: var(--color-text-600);
}

.certification-label {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
}

.process-image { z-index: 0; }
.process-overlay { z-index: 1; }

/* Responsive Design - 레이아웃만 관리 */
@media (max-width: 1200px) {
    .business-container {
        padding: 6.25rem 2.5rem 0;
        max-width: 100%;
    }
    
    .platform-section,
    .why-use-section,
    .operation-guide-section,
    .process-section,
    .cup-process-section {
        padding: 5rem 0;
        max-width: 100%;
    }
    
    .benefit-cards {
        gap: var(--spacing-8);
    }
    
    .benefit-card {
        flex: 1 1 calc(50% - var(--spacing-8));
        min-width: 0;
    }
    
    .process-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .process-row {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .certification-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .cup-process-cards {
        flex-direction: column;
        gap: var(--spacing-8);
    }
    
    .cup-process-arrow {
        transform: rotate(90deg);
    }
}

@media (max-width: 768px) {
    .business-container {
        padding: 5rem 1.25rem 0;
        gap: 1.875rem;
    }
    
    .business-tabs {
        flex-wrap: wrap;
        height: auto;
        gap: var(--spacing-2);
    }
    
    .tab-item {
        height: 2.25rem;
    }
    
    .platform-section,
    .why-use-section,
    .operation-guide-section,
    .process-section,
    .cup-process-section {
        padding: 5rem 0;
    }
    
    .operation-models {
        flex-direction: column;
        align-items: center;
    }

    .model-card {
        width: 100%;
    }
    
    .card-image {
        max-width: 17.5rem;
    }
    
    .process-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .process-row {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .certification-grid {
        grid-template-columns: 1fr;
    }
    
    .cup-process-card {
        min-width: 280px;
        max-width: 100%;
    }
    .wash-hero {
        padding-top: var(--spacing-20);
        padding-bottom: var(--spacing-20);
      }
}

@media (max-width: 480px) {
    .business-container {
        padding: 3.75rem 0;
        gap: 1.5rem;
    }
    
    .platform-section,
    .why-use-section,
    .operation-guide-section,
    .process-section,
    .cup-process-section {
        padding: 3.75rem 0;
    }

    .benefit-cards {
        flex-direction: column;
    }
    
    .card-image {
        max-width: 17.5rem;
    }
    
    .cup-process-card {
        min-width: 250px;
    }
}