/* ==========================================================================
   CSS Variables & Theme
   ========================================================================== */
:root {
    --primary-color: #8473b5;
    /* 主紫色 */
    --primary-dark: #5c4178;
    --text-color: #333333;
    --text-light: #666666;
    --bg-light: #fdfdfd;
    --white: #ffffff;
    --border-color: #e5e5e5;

    --font-main: 'Inter', system-ui, -apple-system, sans-serif;

    --transition-fast: 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    --transition-slow: 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);

    --max-width: 1200px;
    --nav-height: 80px;
}

/* ==========================================================================
   Reset & Base
   ========================================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-main);
    color: var(--text-color);
    background-color: var(--bg-light);
    line-height: 1.6;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 2;
}

.section {
    position: relative;
    padding: 6rem 0;
    overflow: hidden;
}

.bg-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: auto 100%;
    background-position: right center;
    background-repeat: no-repeat;
    z-index: 0;
    /* 微动效：缓慢放大缩小 */
    animation: bg-breathe 20s ease-in-out infinite alternate;
}

.bg-layer1 {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-position: center top;
    background-repeat: no-repeat;
    background-size: auto 100%;
    z-index: 0;
    /* 微动效：缓慢放大缩小 */
    animation: bg-breathe 20s ease-in-out infinite alternate;
}

.bg-layer2 {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-position: calc(50% + 270px) 90px;
    background-repeat: no-repeat;
    background-size: 500px auto;
    z-index: 0;
}

.bg-layer3 {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-position: center top;
    background-repeat: no-repeat;
    z-index: 0;
    /* 微动效：缓慢放大缩小 */
    animation: bg-breathe 20s ease-in-out infinite alternate;
}

@keyframes bg-breathe {
    0% {
        transform: scale(1);
    }

    100% {
        transform: scale(1.05);
    }
}

/* ==========================================================================
   Typography
   ========================================================================== */
.en {
    font-weight: 400;
    font-size: 1.1rem;
    color: var(--text-color);
    margin-top: 0.5rem;
    line-height: 1.6;
}

.en-small {
    font-weight: 400;
    font-size: 0.95rem;
    color: var(--text-light);
    letter-spacing: 0.5px;
}

.gradient-text {
    position: relative;
    display: inline-block;

    /* 文字设置一个主底色，防止外部阴影向文字内部渗透 */
    color: #8467b9;

    /* 1️⃣ 外阴影：完全真实的文字投影 */
    text-shadow: 2px 5px 10px rgba(155, 118, 159, 0.35);
}

.gradient-text::before {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;

    /* 关键：文字透明，仅显示背景的剪裁内容 */
    color: transparent;

    /* 2️⃣ 内阴影与主色模拟：通过多重 background 叠加实现 */
    background:
        /* 第一层：上下边缘深的内阴影高光层 */
        linear-gradient(180deg,
            rgba(255, 255, 255, 0.4) 0%,
            transparent 20%,
            transparent 80%,
            rgba(0, 0, 0, 0.5) 100%);

    -webkit-background-clip: text;
    background-clip: text;

    /* 保持原有的字形边缘 */
    pointer-events: none;
    z-index: 1;
}

/* ==========================================================================
   Animations & Reveal Classes
   ========================================================================== */
.reveal-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal-up.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal-left.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal-right.active {
    opacity: 1;
    transform: translateX(0);
}

/* ==========================================================================
   Navbar
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--nav-height);
    z-index: 100;
    transition: all var(--transition-fast);
}

.navbar:has(.active) {
    background-color: #fff;
}

.navbar.scrolled {
    height: 70px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
}

.nav-container {
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 35px;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-color);
    letter-spacing: 1px;
    text-transform: uppercase;
    position: relative;
    padding: 0.5rem 0;
}

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

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

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 30px;
    height: 20px;
    position: relative;
    z-index: 101;
}

.mobile-menu-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--text-color);
    position: absolute;
    left: 0;
    transition: all var(--transition-fast);
}

.mobile-menu-toggle span:nth-child(1) {
    top: 0;
}

.mobile-menu-toggle span:nth-child(2) {
    top: 9px;
}

.mobile-menu-toggle span:nth-child(3) {
    top: 18px;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg);
    top: 9px;
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg);
    top: 9px;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    min-height: 100vh;
    padding-top: calc(var(--nav-height) + 4rem);
    display: flex;
    align-items: center;
}

.hero-container {
    display: flex;
    justify-content: flex-start;
}

.hero-content {
    max-width: 600px;
}

.hero-content h1 {
    font-size: 6rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 2rem;
    letter-spacing: 2px;
}

.hero-desc p {
    font-size: 1.5rem;
    color: var(--primary-color);
}

/* ==========================================================================
   Energy Section
   ========================================================================== */
.energy-container {
    display: flex;
    justify-content: flex-start;
    padding: 4rem 6rem;
    background: rgba(234, 225, 255, 0.36);
    border-radius: 20px;
}

.energy-content {
    max-width: 740px;
}
.energy-content .text-blocks {
    color: #392b5c;
}
.section-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
    line-height: 1.3;
    color: var(--primary-color);
}

.text-blocks p {
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

/* ==========================================================================
   New Release Section
   ========================================================================== */
.new-release {
    display: flex;
    align-items: center;
    min-height: 707px;
    background-color: #f9f8f9;
}

.release-container {
    display: flex;
}

.release-left {
    justify-content: flex-start;
}

.release-right {
    justify-content: flex-end;
}

.release-content {
    max-width: 500px;
    padding: 2em 3rem;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 20px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.05);
}

.release-badge {
    font-size: 1rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    letter-spacing: 1px;
}

.product-name {
    font-size: 1.8rem;
    margin-bottom: 2rem;
    line-height: 1.4;
}

.product-features-en {
    margin-bottom: 0;
}

.product-features-en li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.8rem;
    font-weight: 400;
    font-size: 13px;
    line-height: 1.1em;
    color: var(--text-color);
}

.product-features-en li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 5px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--primary-color);
}

/* Button MORE */
.btn-more {
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    margin-top: 1rem;
    padding: 0.8rem 2rem;
    background-color: var(--white);
    border: 1px solid var(--border-color);
    border-radius: 30px;
    font-weight: 500;
    letter-spacing: 1px;
    transition: all var(--transition-fast);
    color: var(--text-color);
}

.btn-more:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    box-shadow: 0 5px 15px rgba(123, 91, 156, 0.15);
}

.btn-more .btn-arrow {
    transition: transform var(--transition-fast);
}

.btn-more:hover .btn-arrow {
    transform: translateX(5px);
}

/* ==========================================================================
   Product Grid Section
   ========================================================================== */
.product-grid-section {
    background-color: #fafafa;
}

.grid-layout {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem 2rem;
}

.product-card {
    background: var(--white);
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
    transition: all var(--transition-fast);
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 100%;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.08);
}

.card-img {
    margin-bottom: 1.5rem;
    height: 250px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.card-img img {
    max-height: 100%;
    object-fit: contain;
    transition: transform var(--transition-slow);
}

.product-card:hover .card-img img {
    transform: scale(1.08);
}

.card-title {
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    line-height: 1.4;
    flex-grow: 1;
}

.btn-more.bordered {
    margin-top: auto;
    background: transparent;
    border: 1px solid var(--border-color);
    padding: 0.5rem 1.5rem;
    font-size: 0.9rem;
}

.product-card:hover .btn-more.bordered {
    background: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
}

/* ==========================================================================
   Contact Banner
   ========================================================================== */
.contact-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 0;
}

.contact-img img {
    width: 100%;
    height: auto;
}

.contact-banner {
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-banner .bg-layer {
    animation: none;
    /* Disable breathe for parallax */
    background-attachment: fixed;
    /* Parallax effect */
}

.btn-contact {
    display: inline-block;
    padding: 1rem 3rem;
    border: 2px solid var(--white);
    color: var(--white);
    font-size: 1.2rem;
    font-weight: 500;
    border-radius: 50px;
    letter-spacing: 2px;
    text-transform: uppercase;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn-contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0%;
    height: 100%;
    background-color: var(--white);
    z-index: -1;
    transition: all var(--transition-fast);
}

.btn-contact:hover {
    color: var(--text-color);
}

.btn-contact:hover::before {
    width: 100%;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    background-color: var(--white);
    padding: 4rem 0 2rem;
    border-top: 1px solid var(--border-color);
}

.footer-container {
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    gap: 4rem;
}

.footer-logo {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 2px;
    margin-bottom: 2rem;
    color: var(--primary-color);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-links a {
    font-size: 0.9rem;
    color: var(--text-light);
    transition: color var(--transition-fast);
}

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

.footer-title {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    font-weight: 600;
    color: var(--text-color);
}

.about-text p {
    color: var(--text-light);
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.contact-info p {
    color: var(--text-light);
    margin-bottom: 0.8rem;
    font-size: 0.95rem;
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */
@media (max-width: 1024px) {
    .hero-content h1 {
        font-size: 4rem;
    }

    .footer-container {
        grid-template-columns: 1fr 1.5fr 1fr;
        gap: 2rem;
    }
}

@media (max-width: 768px) {

    .bg-layer {
        background-size: auto 100%;
        background-position: right bottom;
    }

    .bg-layer1 {
        background-size: 100% auto;
        background-position: right bottom;
    }

    .bg-layer2 {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-position: center bottom;
        background-repeat: no-repeat;
        z-index: 0;
        /* 微动效：缓慢放大缩小 */
        animation: bg-breathe 20s ease-in-out infinite alternate;
    }

    .bg-layer3 {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-position: center top;
        background-repeat: no-repeat;
        z-index: 0;
        /* 微动效：缓慢放大缩小 */
        animation: bg-breathe 20s ease-in-out infinite alternate;
    }

    .nav-links {
        position: fixed;
        top: var(--nav-height);
        left: 0;
        width: 100%;
        background: var(--white);
        flex-direction: column;
        align-items: center;
        padding: 2rem 0;
        gap: 2rem;
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
        transform: translateY(-150%);
        transition: transform var(--transition-fast);
        opacity: 0;
    }

    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
    }

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

    .hero-content h1 {
        font-size: 3rem;
    }

    .hero {
        min-height: 80vh;
    }

    .energy-content {
        padding: 2rem 0;
        max-width: 100%;
    }

    .release-content {
        padding: 2rem;
        max-width: 100%;
    }

    .contact-banner {
        padding: 2rem 0;
        height: 200px;
    }

    .contact-img {
        background: url(../images/bg-contact.jpg) center center no-repeat;
        background-size: cover;
        height: 200px;
    }

    .contact-img img {
        display: none;
    }

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

    .footer-container {
        grid-template-columns: 1fr;
        gap: 2.5rem;
        text-align: center;
    }

    .footer-links {
        align-items: center;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }

    .section-title {
        font-size: 1.8rem;
    }
    .energy-container {
        padding: 2em;
    }

    .product-name {
        font-size: 1.4rem;
    }

    .section {
        padding: 4rem 0;
    }
}

/* ==========================================================================
   Products Page Styles
   ========================================================================== */
.products-hero {
    position: relative;
    width: 100%;
    height: 400px;
    margin-top: var(--nav-height);
    overflow: hidden;
}

.products-hero-bg {
    width: 100%;
    height: 100%;
}

.products-hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.products-release {
    background: url(../images/bg-products-icon.jpg) center 100px no-repeat;
}

.products-release-title {
    text-align: center;
    font-size: 3rem;
    font-weight: 300;
    color: #a3a3a3;
    letter-spacing: 4px;
    margin-bottom: 3rem;
    background: linear-gradient(to right, #666, #ccc, #666);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.products-features {
    display: flex;
    justify-content: center;
    gap: 4rem;
    margin-bottom: 5rem;
}

.feature-item {
    text-align: center;
    max-width: 200px;
}

.feature-icon {
    display: flex;
    justify-content: center;
    margin-bottom: 1rem;
    color: #666;
}

.feature-text {
    font-size: 0.85rem;
    color: #888;
    letter-spacing: 1px;
}

.products-catalog {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    border-top: 1px solid #f0f0f0;
    border-left: 1px solid #f0f0f0;
}

.catalog-card {
    background: var(--white);
    padding: 2.5rem 1.5rem;
    text-align: center;
    border-right: 1px solid #f0f0f0;
    border-bottom: 1px solid #f0f0f0;
    transition: all var(--transition-fast);
}

.catalog-card:hover {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transform: translateY(-5px);
    z-index: 1;
    position: relative;
}

.catalog-img {
    height: 220px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.catalog-img img {
    max-height: 100%;
    object-fit: contain;
}

.catalog-title {
    font-size: 1.1rem;
    font-weight: 500;
    color: #333;
    margin-bottom: 0.3rem;
}

.catalog-subtitle {
    font-size: 0.95rem;
    color: #666;
    margin-bottom: 0.5rem;
}

.catalog-desc {
    font-size: 0.75rem;
    color: #999;
    margin-bottom: 1.5rem;
    line-height: 1.4;
    min-height: 42px;
}

.catalog-price {
    font-size: 1.25rem;
    color: #9b769f;
    font-weight: 600;
}

.gallery-section {
    width: 100%;
    margin-top: 4rem;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    padding: 0 10px;
}

.gallery-item {
    aspect-ratio: 1 / 1;
    overflow: hidden;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.gallery-item:hover img {
    transform: scale(1.05);
}

@media (max-width: 1024px) {
    .products-catalog {
        grid-template-columns: repeat(2, 1fr);
    }

    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .products-features {
        flex-direction: column;
        align-items: center;
        gap: 2rem;
    }

    .products-release-title {
        font-size: 2rem;
    }

    .products-catalog {
        grid-template-columns: 1fr;
    }
}

/* ==========================================================================
   Store Locations Page Styles
   ========================================================================== */
.page-header {
    padding: 10rem 0 4rem;
    text-align: center;
}

.page-title {
    font-size: 2.5rem;
    font-weight: 300;
    color: #a3a3a3;
    letter-spacing: 2px;
}

.store-content {
    padding-top: 2rem;
    padding-bottom: 6rem;
}

.store-info {
    margin-bottom: 4rem;
}

.store-subtitle {
    font-size: 1.1rem;
    color: #999;
    font-weight: 400;
    margin-bottom: 0.5rem;
}

.store-title {
    font-size: 2rem;
    font-weight: 300;
    color: #a3a3a3;
    margin-bottom: 1.5rem;
}

.store-desc {
    font-size: 1.1rem;
    color: #888;
    line-height: 1.6;
}

.store-maps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.map-card {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.map-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* ==========================================================================
   Contact Page Styles
   ========================================================================== */
.contact-hero {
    position: relative;
    width: 100%;
    height: 400px;
    margin-top: var(--nav-height);
    overflow: hidden;
}

.contact-hero-bg {
    width: 100%;
    height: 100%;
}

.contact-hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.contact-form-section {
    padding: 6rem 0;
    text-align: center;
}

.contact-form-section .page-title {
    margin-bottom: 4rem;
}

.form-container {
    max-width: 800px;
    margin: 0 auto;
}

.form-row {
    display: flex;
    gap: 2rem;
    margin-bottom: 2rem;
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid #eee;
    border-radius: 4px;
    font-size: 1rem;
    font-family: inherit;
    background-color: #fafafa;
    color: #333;
    outline: none;
    transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
    border-color: #ccc;
    background-color: #fff;
}

.form-textarea {
    resize: vertical;
}

.form-submit {
    width: 100%;
    padding: 1.2rem;
    background-color: #666;
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.form-submit:hover {
    background-color: #444;
}

@media (max-width: 768px) {
    .store-maps {
        grid-template-columns: 1fr;
    }

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

/* ==========================================================================
   Product Details Page Styles
   ========================================================================== */
.product-details {
    padding-bottom: 4rem;
}

.product-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.product-layout > * {
    min-width: 0;
}

.product-gallery {
    width: 100%;
    min-width: 0;
}

.main-image-container {
    width: 100%;
    aspect-ratio: 1 / 1;
    background-color: #fafafa;
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid #eee;
}

.main-image-container img {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
}

.thumbnail-container {
    display: flex;
    gap: 1rem;
    overflow-x: auto;
    padding-bottom: 0.5rem;
    width: 100%;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none; /* Firefox */
}

.thumbnail-container::-webkit-scrollbar {
    display: none; /* Safari and Chrome */
}

.thumbnail {
    width: 80px;
    height: 80px;
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
    background-color: #fafafa;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all var(--transition-fast);
}

.thumbnail img {
    max-width: 80%;
    max-height: 80%;
    object-fit: contain;
}

.thumbnail.active {
    border-color: var(--primary-color);
}

.thumbnail:hover {
    border-color: #ccc;
}

.product-info {
    padding-top: 1rem;
}

.product-detail-title {
    font-size: 2.2rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 0.5rem;
    line-height: 1.3;
    word-break: break-word;
}

.product-detail-subtitle {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 1.5rem;
}

.product-detail-price {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 2rem;
}

.product-detail-desc {
    font-size: 1.05rem;
    color: #555;
    line-height: 1.6;
    margin-bottom: 2.5rem;
    border-top: 1px solid #eee;
    padding-top: 2rem;
}

.product-detail-desc p {
    margin-bottom: 1rem;
}

.product-detail-desc ul {
    list-style-type: disc;
    padding-left: 1.5rem;
    margin-bottom: 1rem;
}

.product-detail-desc li {
    margin-bottom: 0.5rem;
}

.btn-buy {
    display: inline-block;
    width: 100%;
    padding: 1.2rem;
    background-color: var(--primary-color);
    color: #fff;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: 2px;
    cursor: pointer;
    transition: background-color var(--transition-fast);
    text-transform: uppercase;
}

.btn-buy:hover {
    background-color: var(--primary-dark);
}

.product-full-details {
    padding-top: 0;
    padding-bottom: 6rem;
}

.product-full-details img {
    width: 100%;
    display: block;
    margin: 0;
}

@media (max-width: 992px) {
    .product-layout {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}