/* =====================================================
   중고 컴퓨터 매입 사이트 - 메인 스타일
   ===================================================== */

/* 기본 리셋 및 설정 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* 숨겨진 iframe 스타일 (구글 폼 전송용) */
iframe[name="hidden_iframe"],
#hidden_iframe {
    position: absolute !important;
    width: 0 !important;
    height: 0 !important;
    border: 0 !important;
    display: none !important;
    visibility: hidden !important;
    opacity: 0 !important;
    pointer-events: none !important;
    left: -9999px !important;
    top: -9999px !important;
}

:root {
    /* 컬러 팔레트 */
    --primary-color: #2563eb;
    --primary-dark: #1e40af;
    --secondary-color: #10b981;
    --secondary-dark: #059669;
    --accent-color: #f59e0b;
    --dark: #1f2937;
    --gray: #6b7280;
    --light-gray: #f3f4f6;
    --white: #ffffff;
    --danger: #ef4444;
    --success: #10b981;
    
    /* 그라디언트 */
    --gradient-primary: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);
    --gradient-success: linear-gradient(135deg, #10b981 0%, #06b6d4 100%);
    
    /* 그림자 */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
    
    /* 간격 */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* 타이포그래피 */
    --font-family: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, sans-serif;
}

body {
    font-family: var(--font-family);
    color: var(--dark);
    line-height: 1.6;
    background-color: var(--white);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* =====================================================
   헤더
   ===================================================== */
.header {
    background: var(--white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-color);
}

.logo i {
    font-size: 1.75rem;
}

.nav {
    display: flex;
    gap: var(--spacing-lg);
}

.nav a {
    color: var(--dark);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav a:hover {
    color: var(--primary-color);
}

.nav a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

.nav a:hover::after {
    width: 100%;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--dark);
    cursor: pointer;
}

/* =====================================================
   히어로 섹션
   ===================================================== */
.hero {
    position: relative;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.95) 0%, rgba(124, 58, 237, 0.95) 100%), 
                url('https://sspark.genspark.ai/cfimages?u1=wqKKMli9RGLUueevU9%2F3YXUsKBiLSMSpp7yLu8dC6zNtLmdureXJMjtzdiu8aW4exunZPhh0%2BU%2Fz4JCeTkxQVU6mdDPpG0vQ5t8YQIgg6aqaoMyPWHXt49qIMKXjEhe2K42GsIxYXCsrrgXHdPWdg4Wmcd5xqknGODMyvvTUkF3cFTYqhEK6%2FbGZjUSI0CDSCYHnxYY%3D&u2=jZNUOrli%2BBCt8UBO&width=2560');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    color: var(--white);
    padding: var(--spacing-2xl) 0;
    text-align: center;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    opacity: 1;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
    line-height: 1.2;
}

.highlight {
    color: var(--accent-color);
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
}

.security-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: 50px;
    margin-bottom: var(--spacing-lg);
    font-size: 0.95rem;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
    animation: pulse-glow 2s ease-in-out infinite;
}

.security-badge i {
    font-size: 1.1rem;
}

@keyframes pulse-glow {
    0%, 100% {
        box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
    }
    50% {
        box-shadow: 0 4px 25px rgba(16, 185, 129, 0.5);
    }
}

.hero-features {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: rgba(255, 255, 255, 0.1);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 50px;
    backdrop-filter: blur(10px);
}

.feature-item i {
    font-size: 1.25rem;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

/* =====================================================
   버튼 스타일
   ===================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.875rem 1.75rem;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: var(--font-family);
}

.btn-primary {
    background: var(--white);
    color: var(--primary-color);
}

.btn-primary:hover {
    background: var(--light-gray);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--secondary-color);
    color: var(--white);
}

.btn-secondary:hover {
    background: var(--secondary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

.btn-outline:hover {
    background: var(--white);
    color: var(--primary-color);
}

.btn-large {
    padding: 1.125rem 2.25rem;
    font-size: 1.125rem;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

/* =====================================================
   자동 사양 확인 섹션 (NEW!)
   ===================================================== */
.spec-check {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(to bottom, var(--light-gray), var(--white));
}

.spec-check-wrapper {
    display: grid;
    gap: var(--spacing-xl);
    max-width: 900px;
    margin: 0 auto;
}

.spec-check-card {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    text-align: center;
}

.spec-check-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto var(--spacing-md);
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 3rem;
}

.spec-check-card h3 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-sm);
    color: var(--dark);
}

.spec-check-card p {
    color: var(--gray);
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
}

.spec-check-note {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm);
    background: var(--light-gray);
    border-radius: 10px;
    font-size: 0.875rem;
    color: var(--gray);
}

/* 사양 결과 카드 */
.spec-result-card {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: 20px;
    box-shadow: var(--shadow-xl);
    border: 3px solid var(--secondary-color);
    animation: slideDown 0.4s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.spec-result-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--light-gray);
}

.spec-result-header h3 {
    font-size: 1.5rem;
    color: var(--secondary-color);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.btn-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--gray);
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: 50%;
    transition: all 0.3s ease;
}

.btn-close:hover {
    background: var(--light-gray);
    color: var(--dark);
}

.spec-result-content {
    background: var(--light-gray);
    padding: var(--spacing-lg);
    border-radius: 15px;
    margin-bottom: var(--spacing-lg);
}

.spec-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.spec-item:last-child {
    border-bottom: none;
}

.spec-label {
    font-weight: 600;
    color: var(--dark);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.spec-value {
    color: var(--primary-color);
    font-weight: 500;
    text-align: right;
}

.spec-result-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* =====================================================
   섹션 공통 스타일
   ===================================================== */
section {
    padding: var(--spacing-2xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
    color: var(--dark);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--gray);
}

/* =====================================================
   가격 섹션
   ===================================================== */
.prices {
    background: var(--light-gray);
}

.price-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.price-card {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    position: relative;
}

.price-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.price-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto var(--spacing-md);
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 2rem;
}

.price-card h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    text-align: center;
}

.price-range {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.price-details {
    list-style: none;
    padding: 0;
}

.price-details li {
    padding: var(--spacing-xs) 0;
    color: var(--gray);
    position: relative;
    padding-left: 1.5rem;
}

.price-details li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: 700;
}

.badge {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
}

.badge-popular {
    background: var(--secondary-color);
    color: var(--white);
}

.badge-premium {
    background: var(--accent-color);
    color: var(--white);
}

/* =====================================================
   프로세스 섹션
   ===================================================== */
.process-grid {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.process-step {
    flex: 1;
    min-width: 180px;
    max-width: 220px;
    text-align: center;
    position: relative;
}

.step-number {
    position: absolute;
    top: -10px;
    right: -10px;
    width: 35px;
    height: 35px;
    background: var(--accent-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.125rem;
    box-shadow: var(--shadow-md);
}

.step-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    background: var(--gradient-success);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 2rem;
    box-shadow: var(--shadow-md);
}

.process-step h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
}

.process-step p {
    color: var(--gray);
    font-size: 0.9rem;
}

.process-arrow {
    color: var(--primary-color);
    font-size: 1.5rem;
}

/* =====================================================
   견적 신청 섹션
   ===================================================== */
.quote {
    background: var(--light-gray);
}

.quote-wrapper {
    max-width: 900px;
    margin: 0 auto;
}

.quote-form {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    margin-bottom: var(--spacing-xl);
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.875rem;
    border: 2px solid var(--light-gray);
    border-radius: 10px;
    font-size: 1rem;
    font-family: var(--font-family);
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-actions {
    margin-top: var(--spacing-lg);
    text-align: center;
}

.quote-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.info-card {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    text-align: center;
}

.info-card i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.info-card h4 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xs);
}

.info-card p {
    color: var(--gray);
    font-size: 0.9rem;
}

/* =====================================================
   연락처 섹션
   ===================================================== */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.contact-card {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: all 0.3s ease;
}

.contact-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.contact-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto var(--spacing-md);
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.75rem;
}

.contact-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
}

.contact-card p {
    color: var(--gray);
    margin-bottom: var(--spacing-md);
}

.text-small {
    font-size: 0.875rem;
}

/* =====================================================
   푸터
   ===================================================== */
.footer {
    background: var(--dark);
    color: var(--white);
    padding: var(--spacing-xl) 0;
    text-align: center;
}

.footer-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: var(--spacing-md);
}

.footer-text {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.9;
}

.footer-info {
    color: var(--gray);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.footer-copyright {
    color: var(--gray);
    font-size: 0.875rem;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* =====================================================
   맨 위로 버튼
   ===================================================== */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 1.25rem;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    background: var(--primary-dark);
    transform: translateY(-5px);
}

/* =====================================================
   모달
   ===================================================== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(5px);
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: 20px;
    max-width: 400px;
    width: 90%;
    text-align: center;
    animation: modalPop 0.3s ease;
}

@keyframes modalPop {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.modal-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
}

.modal-icon.success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

.modal-icon.error {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

.modal-content h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.modal-content p {
    color: var(--gray);
    margin-bottom: var(--spacing-lg);
}

/* =====================================================
   반응형 디자인
   ===================================================== */

/* 태블릿 (768px 이하) */
@media (max-width: 768px) {
    .nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: var(--spacing-md);
        box-shadow: var(--shadow-lg);
    }

    .nav.active {
        display: flex;
    }

    .mobile-menu-btn {
        display: block;
    }

    .hero {
        background-attachment: scroll;
    }

    .hero-title {
        font-size: 2rem;
    }

    .security-badge {
        font-size: 0.8rem;
        padding: var(--spacing-xs) var(--spacing-md);
        text-align: center;
    }

    .security-badge span {
        line-height: 1.4;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .hero-features {
        gap: var(--spacing-sm);
    }

    .feature-item {
        font-size: 0.875rem;
        padding: var(--spacing-xs) var(--spacing-sm);
    }

    .section-title {
        font-size: 1.75rem;
    }

    .form-grid {
        grid-template-columns: 1fr;
    }

    .form-group.full-width {
        grid-column: 1;
    }

    .process-arrow {
        transform: rotate(90deg);
    }

    .price-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

/* 모바일 (480px 이하) */
@media (max-width: 480px) {
    :root {
        --spacing-xl: 2rem;
        --spacing-2xl: 3rem;
    }

    .hero-title {
        font-size: 1.75rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .spec-check-icon {
        width: 80px;
        height: 80px;
        font-size: 2.5rem;
    }

    .spec-result-actions {
        flex-direction: column;
    }

    .scroll-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
}

/* 애니메이션 */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease forwards;
}

/* 수동 확인 가이드 */
.spec-manual-guide {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    margin-top: var(--spacing-xl);
}

.spec-manual-guide h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--dark);
    text-align: center;
}

.spec-manual-guide > p {
    text-align: center;
    color: var(--gray);
    margin-bottom: var(--spacing-lg);
}

.guide-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.guide-card {
    background: var(--light-gray);
    padding: var(--spacing-lg);
    border-radius: 15px;
    transition: all 0.3s ease;
}

.guide-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.guide-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-md);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.75rem;
}

.guide-card h4 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
    text-align: center;
    color: var(--dark);
}

.guide-card ol,
.guide-card ul {
    padding-left: 1.5rem;
    color: var(--dark);
}

.guide-card li {
    margin-bottom: var(--spacing-xs);
    line-height: 1.6;
}

.guide-card kbd {
    background: var(--dark);
    color: var(--white);
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 0.85em;
    font-family: monospace;
}

/* 프린트 스타일 */
@media print {
    .header,
    .hero,
    .footer,
    .scroll-top,
    .mobile-menu-btn {
        display: none;
    }
}