* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

[v-cloak] { display: none !important; }

/* Logo图片样式 (800x400) */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 2rem;
}

.logo {
    display: flex;
    align-items: center;
}

.logo-image {
    height: 80px;
    width: auto;
    max-width: 320px;
    object-fit: contain;
}

.nav-menu {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: #000;
    font-weight: 500;
    transition: color 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-link:hover {
    color: #007bff;
}

/* 英雄区域样式 */
.hero {
    position: relative;
    height: clamp(320px, calc(100vw * 790 / 1920), 100vh);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-size: contain;
    background-position: center center;
    background-repeat: no-repeat;
    z-index: -2;
}

.court-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.0);
    z-index: -1;
}

.hero-content {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    align-items: center;
    padding: 2rem;
    z-index: 1;
}

.hero-cta {
    position: absolute;
    left: 50%;
    bottom: 4rem;
    transform: translateX(-50%);
    z-index: 2;
}

.warranty-button {
    background: white;
    color: #333;
    border: 2px solid #333;
    padding: 13px 28px;
    border-radius: 25px;
    font-size: 1.1rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.warranty-button:hover {
    background: #333;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.warranty-button:active {
    transform: translateY(0);
}

.image-indicators {
    position: absolute;
    bottom: 1.5rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
}

.indicator.active {
    background: #007bff;
    transform: scale(1.2);
}

.indicator:hover {
    background: rgba(255, 255, 255, 0.8);
}

.hero-nav {
    position: absolute;
    right: 2rem;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 1rem;
    z-index: 10;
}

.nav-arrow {
    width: 50px;
    height: 50px;
    border: none;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.nav-arrow:hover {
    background: rgba(255, 255, 255, 0.95);
    transform: scale(1.1);
}

.nav-arrow i {
    color: #333;
    font-size: 1.2rem;
}

.support-button {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 60px;
    height: 60px;
    background: #28a745;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(40, 167, 69, 0.3);
    transition: all 0.3s ease;
    z-index: 1000;
}

.support-button:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 25px rgba(40, 167, 69, 0.4);
}

.support-button i {
    color: white;
    font-size: 1.5rem;
}

/* 特色功能区域样式 (400x400) */
/* 优化: 桌面端一排显示，无边框，完整图片展示 */
.features-section {
    padding: 90px 0;
    background: #f8f9fa;
}

.features-grid-new {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1.2rem;
    margin-top: 45px;
    max-width: 1400px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 2rem;
}

.feature-card-new {
    background: transparent;
    border-radius: 0;
    overflow: visible;
    box-shadow: none;
    transition: transform 0.25s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 0;
}

.feature-card-new:hover {
    transform: translateY(-6px);
}

.feature-image-wrapper {
    width: 120%;
    overflow: visible;
    flex-shrink: 0;
    margin-bottom: 8px;
}

.feature-img {
    width: 100%;
    height: auto;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
}

.feature-card-new:hover .feature-img {
    transform: scale(1.05);
}

.feature-caption-new {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 0 10px;
    width: 100%;
}

.feature-title-new {
    font-size: 1rem;
    font-weight: 700;
    color: #333;
    line-height: 1.3;
    margin: 0;
}

.feature-description-new {
    color: #6b7280;
    font-size: 0.88rem;
    line-height: 1.4;
    margin: 0;
}

/* 产品展示区域样式 */
.products-section {
    padding: 80px 0;
    background: #fff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-header {
    text-align: center;
    margin-bottom: 44px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: bold;
    color: #333;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.emoji {
    font-size: 2rem;
}

.section-subtitle {
    font-size: 1.2rem;
    color: #666;
    margin: 0 auto;
    display: inline-block;
    overflow: visible;
    text-overflow: clip;
    max-width: none;
    width: auto;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.product-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.14);
}

.product-image {
    position: relative;
    background: #f5f5f5;
    overflow: hidden;
    border-radius: 12px 12px 0 0;
    width: 100%;
    aspect-ratio: 679/684;
    padding: 28px;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 0.3s ease;
    display: block;
}

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

.product-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: linear-gradient(135deg, #ff6b6b, #ff8a7a);
    color: white;
    padding: 5px 10px;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 700;
}

.product-info {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.product-name {
    font-size: 1rem;
    font-weight: bold;
    color: #333;
    margin-bottom: 0.8rem;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-rating {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.stars {
    display: flex;
    gap: 2px;
}

.stars i {
    color: #ffc107;
    font-size: 0.9rem;
}

.review-count {
    color: #666;
    font-size: 0.9rem;
}

.product-price {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.original-price {
    color: #999;
    text-decoration: line-through;
    font-size: 0.9rem;
}

.current-price {
    font-size: 1.4rem;
    font-weight: bold;
    color: #000;
}

.discount-badge {
    background: #e8f5e9;
    color: #2e7d32;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 700;
}

.buy-button {
    width: 100%;
    background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
    color: white;
    border: none;
    padding: 12px 20px;
    border-radius: 8px;
    font-weight: bold;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.buy-button:hover {
    background: linear-gradient(135deg, #218838 0%, #1ea085 100%);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(40, 167, 69, 0.3);
}

.buy-button:active {
    transform: translateY(0);
}

/* 轮播图模块样式 (1024x1536) */
.carousel-section {
    padding: 90px 0;
    background: #f8f9fa;
    overflow: hidden;
}

.carousel-container {
    position: relative;
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 70px;
}

.carousel-viewport {
    overflow: hidden;
    width: 100%;
}

.carousel-track {
    display: flex;
    gap: 25px;
    transition: transform 0.5s ease;
    padding: 25px 0;
}

.carousel-slide {
    min-width: 380px;
    flex-shrink: 0;
    list-style: none;
}

.carousel-card {
    position: relative;
    display: inline-flex;
    overflow: hidden;
    border-radius: 14px;
    box-shadow: 0 9px 27px rgba(0, 0, 0, 0.11);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.carousel-card:hover {
    transform: translateY(-9px);
    box-shadow: 0 14px 36px rgba(0, 0, 0, 0.16);
}

.carousel-image-container {
    width: 380px;
    aspect-ratio: 2/3;
    overflow: hidden;
}

.carousel-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 14px;
}

.carousel-badge {
    position: absolute;
    top: 20px;
    left: 20px;
    background: linear-gradient(135deg, #007bff, #0056b3);
    color: white;
    padding: 8px 16px;
    border-radius: 25px;
    font-size: 0.95rem;
    font-weight: 600;
}

.carousel-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 60px;
    height: 60px;
    border: none;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.18);
    transition: all 0.3s ease;
    z-index: 10;
}

.carousel-nav:hover {
    background: white;
    transform: translateY(-50%) scale(1.1);
}

.carousel-prev {
    left: 0;
}

.carousel-next {
    right: 0;
}

.carousel-nav i {
    color: #333;
    font-size: 1.4rem;
}

/* Why Choose Us 部分 */
.footer {
    background: #fff;
    padding: 60px 0 40px;
}

.why-choose-us-new {
    margin-bottom: 60px;
    background: #f8f9fa;
    padding: 80px 0;
}

.why-title-main {
    text-align: center;
    font-size: 2.5rem;
    font-weight: bold;
    color: #333;
    margin-bottom: 3rem;
}

.why-content-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.why-image-wrapper {
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
}

.why-main-image {
    width: 100%;
    height: auto;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.why-main-image:hover {
    transform: scale(1.02);
}

.why-text-wrapper {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.why-text-content {
    text-align: left;
}

.why-subtitle {
    font-size: 1rem;
    font-weight: 600;
    color: #007bff;
    margin-bottom: 0.5rem;
}

.why-title {
    font-size: 2rem;
    font-weight: bold;
    color: #333;
    margin-bottom: 1rem;
}

.why-description {
    font-size: 1.1rem;
    color: #666;
    line-height: 1.6;
}

.why-navigation {
    display: flex;
    gap: 0;
    flex-wrap: wrap;
}

/* 优化2: 只有当前项显示下划线 */
.why-nav-button {
    background: transparent;
    border: none;
    border-bottom: 3px solid transparent; /* 默认透明 */
    padding: 0.75rem 1.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

/* 优化2: 移除非激活项的下划线 */
.why-nav-button.active {
    border-bottom-color: transparent; /* 激活项也是透明,由进度条代替 */
}

.why-nav-label {
    font-size: 1rem;
    font-weight: 600;
    color: #666;
    position: relative;
    z-index: 1;
}

.why-nav-button.active .why-nav-label {
    color: #007bff;
}

.why-nav-button:hover .why-nav-label {
    color: #007bff;
}

/* 优化2: 进度条样式 - 只在当前项显示 */
.why-nav-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 3px;
    width: 0%;
    background: linear-gradient(90deg, #e0e0e0 0%, #007bff 100%);
    transition: width 0.3s ease;
}

.why-nav-progress.animating {
    animation: progressBar linear forwards;
}

@keyframes progressBar {
    0% {
        width: 0%;
        background: linear-gradient(90deg, #e0e0e0 0%, #e0e0e0 0%, #007bff 0%);
    }
    50% {
        background: linear-gradient(90deg, #e0e0e0 0%, #007bff 50%, #007bff 50%);
    }
    100% {
        width: 100%;
        background: linear-gradient(90deg, #007bff 0%, #007bff 100%, #007bff 100%);
    }
}

/* 联系方式部分 */
.contact-section {
    border-top: 1px solid #dee2e6;
    padding-top: 40px;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.contact-title {
    font-size: 1.5rem;
    font-weight: bold;
    color: #333;
    margin-bottom: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.contact-icon {
    width: 40px;
    height: 40px;
    background: #007bff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon i {
    color: white;
    font-size: 1.1rem;
}

.contact-details {
    flex: 1;
}

.contact-text {
    font-size: 1rem;
    color: #333;
    margin: 0 0 0.25rem 0;
    font-weight: 500;
}

.contact-time {
    font-size: 0.9rem;
    color: #666;
    margin: 0;
}

.social-icons {
    display: flex;
    gap: 1rem;
}

.social-icon {
    width: 50px;
    height: 50px;
    background: #333;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-icon:hover {
    background: #007bff;
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 123, 255, 0.3);
}

.social-icon i {
    font-size: 1.2rem;
}

/* 弹出表单样式 */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    animation: fadeIn 0.3s ease;
}

.modal-content {
    background: white;
    border-radius: 15px;
    padding: 1.5rem;
    max-width: 400px;
    width: 85%;
    max-height: 85vh;
    overflow-y: auto;
    position: relative;
    animation: slideIn 0.3s ease;
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 15px;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: #666;
    cursor: pointer;
    padding: 5px;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.modal-close:hover {
    background: #f0f0f0;
    color: #333;
}

.modal-header {
    margin-bottom: 2rem;
    text-align: center;
}

.modal-title {
    font-size: 1.3rem;
    font-weight: bold;
    color: #333;
    line-height: 1.4;
    margin: 0;
}

.modal-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-label {
    font-weight: bold;
    color: #333;
    font-size: 1rem;
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-icon {
    position: absolute;
    left: 12px;
    font-size: 1.1rem;
    z-index: 1;
}

.form-input {
    width: 100%;
    padding: 12px 12px 12px 40px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    background: white;
}

.form-input:focus {
    outline: none;
    border-color: #007bff;
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

.form-select {
    width: 100%;
    padding: 12px 12px 12px 40px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    background: white;
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6,9 12,15 18,9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 16px;
    padding-right: 40px;
}

.form-select:focus {
    outline: none;
    border-color: #007bff;
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

.form-select option {
    padding: 8px;
    font-size: 1rem;
}

.custom-select-wrapper {
    position: relative;
    width: 100%;
}

.error-message {
    color: #dc3545;
    font-size: 0.9rem;
    margin-top: 0.25rem;
}

.required {
    color: #dc3545;
    font-weight: 700;
}

.submit-button {
    background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
    color: white;
    border: none;
    padding: 15px 30px;
    border-radius: 8px;
    font-weight: bold;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 1rem;
}

.submit-button:hover {
    background: linear-gradient(135deg, #218838 0%, #1ea085 100%);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(40, 167, 69, 0.3);
}

.submit-button:active {
    transform: translateY(0);
}

.submit-button:disabled {
    opacity: 0.8;
    cursor: not-allowed;
}

.loading-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.spinner {
    width: 16px;
    height: 16px;
    border: 2px solid #ffffff;
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.completion-modal {
    max-width: 600px;
    text-align: center;
}

.completion-header {
    margin-bottom: 2rem;
    text-align: left;
}

.completion-title {
    font-size: 1.5rem;
    font-weight: bold;
    color: #333;
    margin: 0;
}

.completion-content {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.completion-text {
    font-size: 1rem;
    color: #666;
    line-height: 1.6;
    margin: 0;
    text-align: left;
}

.warranty-text {
    background: #f8f9fa;
    border: 1px solid #dee2e6;
    border-radius: 8px;
    padding: 1rem;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    color: #333;
    text-align: center;
    font-weight: bold;
    margin: 1rem 0;
}

.contact-button {
    background: linear-gradient(135deg, #ff8c00 0%, #ff6b35 100%);
    color: white;
    border: none;
    padding: 15px 40px;
    border-radius: 8px;
    font-weight: bold;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 1rem;
}

.contact-button:hover {
    background: linear-gradient(135deg, #e67e00 0%, #e55a2b 100%);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 140, 0, 0.3);
}

.contact-button:active {
    transform: translateY(0);
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .why-content-wrapper {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .why-text-content {
        text-align: center;
    }
    
    .why-navigation {
        justify-content: center;
    }
    
    .features-grid-new {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .logo-image {
        height: 40px;
        max-width: 150px;
    }
    
    .nav-menu {
        gap: 1rem;
    }
    
    .nav-container {
        padding: 0 1rem;
    }
    
    .features-grid-new {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .carousel-container {
        padding: 0 40px;
    }
    
    .carousel-slide {
        min-width: 300px;
    }
    
    .carousel-image-container {
        width: 300px;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .why-title {
        font-size: 1.5rem;
    }
    
    .hero-nav {
        right: 1rem;
    }
    
    .nav-arrow {
        width: 40px;
        height: 40px;
    }
    
    .support-button {
        bottom: 1rem;
        right: 1rem;
        width: 50px;
        height: 50px;
    }
}

@media (max-width: 480px) {
    .section-title {
        font-size: 2rem;
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .features-grid-new {
        grid-template-columns: 1fr;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .product-card {
        margin: 0 1rem;
    }

    .product-image {
        aspect-ratio: 679/684;
        padding: 16px;
    }
    
    .carousel-container {
        padding: 0 30px;
    }
    
    .carousel-slide {
        min-width: 240px;
    }
    
    .carousel-image-container {
        width: 240px;
    }
    
    .why-navigation {
        flex-direction: column;
    }
    
    .why-nav-button {
        padding: 0.5rem 1rem;
        width: 100%;
    }
    
    .modal-content {
        padding: 1rem;
        max-width: 90%;
    }
    
    .modal-title {
        font-size: 1.1rem;
    }
    
    .form-input,
    .form-select {
        padding: 10px 10px 10px 35px;
        font-size: 0.9rem;
    }
    
    .input-icon {
        left: 10px;
        font-size: 1rem;
    }
    
    .submit-button {
        padding: 12px 20px;
        font-size: 1rem;
    }
    
    .completion-modal {
        max-width: 95%;
        padding: 1.5rem;
    }
    
    .completion-title {
        font-size: 1.3rem;
    }
    
    .completion-text {
        font-size: 0.9rem;
    }
    
    .warranty-text {
        font-size: 0.8rem;
        padding: 0.8rem;
    }
    
    .contact-button {
        padding: 12px 30px;
        font-size: 1rem;
    }
}