/* ===== RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

body {
    background-color: #fef6f0;
    color: #2d1b0e;
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

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

button {
    cursor: pointer;
    border: none;
    outline: none;
}

/* ===== MÀU SẮC CHỦ ĐẠO - MỆNH HỎA ===== */
:root {
    --primary: #c0392b;
    --primary-dark: #922B21;
    --primary-light: #e74c3c;
    --secondary: #e67e22;
    --accent: #f39c12;
    --gold: #f1c40f;
    --bg-light: #fef6f0;
    --text-dark: #2d1b0e;
    --text-muted: #6b4c3b;
    --white: #ffffff;
    --shadow: 0 4px 20px rgba(192, 57, 43, 0.15);
}

/* ===== HEADER ===== */
.header {
    background: linear-gradient(135deg, #7b2d26 0%, #c0392b 50%, #e74c3c 100%);
    color: white;
    padding: 10px 0;
    border-bottom: 3px solid var(--gold);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header .container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
}

.logo {
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    cursor: pointer;
    line-height: 1.3;
}
.logo .brand {
    color: var(--gold);
}
.logo .sub {
    font-size: 0.6rem;
    font-weight: 400;
    opacity: 0.9;
    display: block;
    line-height: 1.3;
    text-align: center;
}
.logo .sub .line1 {
    display: block;
}
.logo .sub .line2 {
    display: block;
}

.header-contact {
    font-size: 0.85rem;
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}
.header-contact i {
    margin-right: 5px;
    color: var(--gold);
}
.header-contact .mst {
    color: var(--gold);
    font-weight: 600;
}

/* Visitor Stats */
.visitor-stats {
    font-size: 0.7rem;
    color: rgba(255,255,255,0.85);
    padding: 4px 14px;
    background: rgba(255,255,255,0.12);
    border-radius: 20px;
    display: flex;
    align-items: center;
    gap: 14px;
    white-space: nowrap;
}
.visitor-stats i {
    color: var(--gold);
    margin-right: 3px;
}
.visitor-stats .stat-num {
    font-weight: 700;
    color: white;
}

/* ===== NAVBAR ===== */
.navbar {
    background: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 64px;
    z-index: 999;
    border-bottom: 2px solid var(--primary);
}

.navbar .container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    padding: 8px 20px;
}

.nav-links {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 20px;
    list-style: none;
    font-weight: 600;
    font-size: 0.95rem;
}

.nav-links a {
    padding: 6px 4px;
    border-bottom: 2px solid transparent;
    transition: all 0.2s;
    cursor: pointer;
    color: var(--text-dark);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

.nav-icons {
    display: flex;
    gap: 16px;
    font-size: 1.2rem;
    color: var(--text-dark);
    align-items: center;
}

.nav-icons i {
    cursor: pointer;
    transition: color 0.2s;
    position: relative;
}

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

.cart-badge {
    background: var(--primary);
    color: white;
    font-size: 0.65rem;
    font-weight: 700;
    padding: 2px 7px;
    border-radius: 50%;
    position: absolute;
    top: -8px;
    right: -10px;
}

/* ===== TÌM KIẾM ===== */
.search-container {
    position: relative;
    display: inline-block;
}

.search-input {
    padding: 8px 40px 8px 40px;
    border: 2px solid #e2e8f0;
    border-radius: 40px;
    font-size: 0.9rem;
    width: 200px;
    transition: 0.3s;
    background: white;
    text-align: center;
}

.search-input:focus {
    outline: none;
    border-color: var(--primary);
    width: 280px;
}

.search-icon-input {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: #94a3b8;
}

.search-icon-right {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: #94a3b8;
    font-size: 0.9rem;
    background: none;
    border: none;
    cursor: pointer;
}

.search-icon-right:hover {
    color: var(--primary);
}

.search-results {
    position: absolute;
    top: 110%;
    right: 0;
    background: white;
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.15);
    width: 100%;
    max-height: 400px;
    overflow-y: auto;
    display: none;
    z-index: 100;
    border: 1px solid #eef2f6;
}

.search-results.show {
    display: block;
}

.search-results .result-item {
    padding: 12px 16px;
    border-bottom: 1px solid #eef2f6;
    cursor: pointer;
    transition: 0.2s;
    display: flex;
    align-items: center;
    gap: 12px;
}

.search-results .result-item:hover {
    background: #fef0e8;
}

.search-results .result-item i {
    color: var(--primary);
    font-size: 1.2rem;
}

.search-results .result-item .result-name {
    font-weight: 500;
    color: var(--text-dark);
}

.search-results .result-item .result-price {
    color: var(--primary);
    font-weight: 600;
    margin-left: auto;
}

/* ===== SLIDER ===== */
.slider-section {
    position: relative;
    height: 480px;
    overflow: hidden;
    margin-bottom: 30px;
    border-radius: 0 0 20px 20px;
    box-shadow: var(--shadow);
}

.slider-container {
    display: flex;
    width: 100%;
    height: 100%;
    transition: transform 0.6s ease-in-out;
}

.slide {
    min-width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background-size: cover;
    background-position: center;
    position: relative;
}

.slide::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
}

.slide-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: white;
    padding: 20px;
    max-width: 800px;
}

.slide-content h2 {
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 12px;
    text-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

.slide-content p {
    font-size: 1.2rem;
    opacity: 0.95;
    margin-bottom: 20px;
}

.slide-content .btn-slide {
    display: inline-block;
    padding: 12px 32px;
    background: var(--primary);
    color: white;
    border-radius: 40px;
    font-weight: 700;
    font-size: 1rem;
    transition: 0.3s;
    border: none;
    cursor: pointer;
}

.slide-content .btn-slide:hover {
    background: var(--primary-dark);
    transform: scale(1.05);
}

.slide-1 {
    background-image: url('images_sp/slide1.jpg');
    background-size: cover;
    background-position: center;
}
.slide-2 {
    background-image: url('images_sp/slide2.jpg');
    background-size: cover;
    background-position: center;
}
.slide-3 {
    background-image: url('images_sp/slide3.jpg');
    background-size: cover;
    background-position: center;
}


.slider-dots {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
    z-index: 10;
}

.slider-dot {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: rgba(255,255,255,0.4);
    border: 2px solid rgba(255,255,255,0.6);
    cursor: pointer;
    transition: 0.3s;
}

.slider-dot.active {
    background: var(--gold);
    border-color: var(--gold);
    transform: scale(1.2);
}

.slider-dot:hover {
    background: var(--gold);
    border-color: var(--gold);
}

.slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    background: rgba(192, 57, 43, 0.7);
    backdrop-filter: blur(4px);
    border: none;
    color: white;
    font-size: 1.8rem;
    padding: 12px 18px;
    border-radius: 50%;
    cursor: pointer;
    transition: 0.3s;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.slider-arrow:hover {
    background: var(--primary);
}

.slider-arrow.prev {
    left: 20px;
}
.slider-arrow.next {
    right: 20px;
}

/* ===== FLOATING CONTACT BUTTONS ===== */
.floating-contact {
    position: fixed;
    bottom: 30px;
    right: 30px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 999;
}

.floating-btn {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    box-shadow: 0 4px 16px rgba(0,0,0,0.2);
    transition: all 0.3s;
    border: none;
    cursor: pointer;
    position: relative;
    text-decoration: none;
}

.floating-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 24px rgba(0,0,0,0.3);
}

.floating-btn .tooltip {
    position: absolute;
    right: 70px;
    background: var(--text-dark);
    color: white;
    padding: 6px 14px;
    border-radius: 8px;
    font-size: 0.8rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: 0.3s;
    font-weight: 500;
}

.floating-btn:hover .tooltip {
    opacity: 1;
}

.floating-btn .tooltip::after {
    content: '';
    position: absolute;
    right: -8px;
    top: 50%;
    transform: translateY(-50%);
    border-left: 8px solid var(--text-dark);
    border-top: 8px solid transparent;
    border-bottom: 8px solid transparent;
}

.btn-email {
    background: linear-gradient(135deg, #c0392b, #e74c3c);
}

.btn-phone {
    background: linear-gradient(135deg, #e67e22, #f39c12);
}

.btn-zalo {
    background: linear-gradient(135deg, #0068ff, #00a0ff);
}

/* ===== SECTION TITLE ===== */
.section-title {
    font-size: 1.8rem;
    font-weight: 700;
    margin: 40px 0 20px;
    position: relative;
    display: inline-block;
    color: var(--text-dark);
}

.section-title:after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 60px;
    height: 4px;
    background: var(--primary);
    border-radius: 4px;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    margin: 40px 0 20px;
}

.section-header .view-all {
    color: var(--primary);
    font-weight: 600;
    cursor: pointer;
    font-size: 0.95rem;
}

.section-header .view-all:hover {
    text-decoration: underline;
}

/* ===== PRODUCT GRID ===== */
.product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin: 20px 0 30px;
}

.product-card {
    background: var(--white);
    border-radius: 16px;
    padding: 16px 14px 20px;
    box-shadow: 0 2px 8px rgba(192, 57, 43, 0.08);
    text-align: center;
    transition: all 0.25s;
    border: 1px solid #f0d5cc;
    cursor: pointer;
    position: relative;
}

.product-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 32px rgba(192, 57, 43, 0.15);
    border-color: var(--primary);
}

.product-card .prod-img {
    background: #fef0e8;
    width: 100%;
    aspect-ratio: 1 / 1;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    margin-bottom: 10px;
}

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

.product-card .prod-img .no-image {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    background: #fef0e8;
    color: var(--primary);
    font-size: 3.2rem;
}

.product-card h4 {
    font-size: 0.95rem;
    font-weight: 600;
    margin: 6px 0 4px;
    min-height: 44px;
    color: var(--text-dark);
}

.product-card .price {
    color: var(--primary);
    font-weight: 700;
    font-size: 1.05rem;
}

.product-card .price.contact {
    color: var(--primary);
    font-weight: 700;
    font-size: 1.05rem;
    background: #fef0e8;
    padding: 2px 12px;
    border-radius: 20px;
    display: inline-block;
}

.product-card .old-price {
    text-decoration: line-through;
    color: #b8957a;
    font-size: 0.8rem;
    margin-left: 6px;
}

.product-card .tag {
    background: #fde8e0;
    color: var(--primary);
    font-size: 0.65rem;
    font-weight: 700;
    padding: 2px 12px;
    border-radius: 20px;
    display: inline-block;
    margin-top: 6px;
}

.product-card .tag.hot {
    background: #fee2e2;
    color: #dc2626;
}

.product-card .tag.sale {
    background: #fef3c7;
    color: #d97706;
}

/* ===== SERVICE CARDS ===== */
.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
    margin: 20px 0 30px;
}

.service-card {
    background: var(--white);
    border-radius: 16px;
    padding: 28px 20px;
    text-align: center;
    border: 1px solid #f0d5cc;
    transition: 0.3s;
    box-shadow: 0 2px 8px rgba(192, 57, 43, 0.06);
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(192, 57, 43, 0.12);
    border-color: var(--primary);
}

.service-card i {
    font-size: 2.8rem;
    color: var(--primary);
    margin-bottom: 12px;
}

.service-card h3 {
    font-size: 1.2rem;
    margin-bottom: 8px;
    color: var(--text-dark);
}

.service-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* ===== GALLERY REPAIR SERVICES ===== */
.gallery-section {
    margin: 30px 0;
    padding: 30px 0;
    border-top: 2px solid #f0d5cc;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.gallery-item {
    background: var(--white);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid #f0d5cc;
    transition: 0.3s;
    box-shadow: 0 2px 8px rgba(192, 57, 43, 0.06);
    display: flex;
    flex-direction: column;
}

.gallery-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(192, 57, 43, 0.12);
    border-color: var(--primary);
}

.gallery-item .gallery-img {
    width: 100%;
    aspect-ratio: 1 / 1;
    overflow: hidden;
    background: #fde8e0;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.gallery-item .gallery-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: 0.3s;
}

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

.gallery-item .gallery-img .no-image {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    background: #fde8e0;
    color: var(--primary);
    font-size: 3rem;
}

.gallery-item .gallery-info {
    padding: 14px 16px;
    text-align: center;
    flex-grow: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.gallery-item .gallery-info h4 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-dark);
    line-height: 1.4;
}

.gallery-view-more {
    text-align: center;
    margin-top: 20px;
}

.gallery-view-more button {
    padding: 10px 32px;
    background: var(--primary);
    color: white;
    border-radius: 40px;
    font-weight: 600;
    font-size: 1rem;
    transition: 0.3s;
    border: none;
    cursor: pointer;
}

.gallery-view-more button:hover {
    background: var(--primary-dark);
    transform: scale(1.05);
}

/* ===== BLOG POSTS ===== */
.post-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
    margin: 20px 0 30px;
}

.post-card {
    background: var(--white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(192, 57, 43, 0.06);
    border: 1px solid #f0d5cc;
    transition: 0.25s;
    cursor: pointer;
}

.post-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(192, 57, 43, 0.12);
}

.post-card .post-img {
    height: 140px;
    background: #fde8e0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.8rem;
    color: var(--primary);
}

.post-card .post-body {
    padding: 16px 18px 20px;
}

.post-card .post-body h4 {
    font-size: 1rem;
    margin-bottom: 8px;
    line-height: 1.4;
    min-height: 44px;
    color: var(--text-dark);
}

.post-card .post-body p {
    color: var(--text-muted);
    font-size: 0.9rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.post-card .post-body .read-more {
    color: var(--primary);
    font-weight: 600;
    font-size: 0.85rem;
    margin-top: 10px;
    display: inline-block;
}

/* ===== SUPPORT SECTION ===== */
.support-section {
    background: var(--white);
    border-radius: 20px;
    padding: 30px 24px;
    margin: 40px 0;
    border: 1px solid #f0d5cc;
}

.support-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 20px;
    margin-top: 16px;
}

.support-item {
    text-align: center;
    padding: 12px 8px;
    border-radius: 12px;
    transition: 0.2s;
    cursor: pointer;
}

.support-item:hover {
    background: #fef0e8;
}

.support-item i {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 8px;
}

.support-item h4 {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-dark);
}

.support-item p {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* ===== TÀI LIỆU KỸ THUẬT ===== */
.documents-section {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #f0d5cc;
}

.documents-section h3 {
    font-size: 1.3rem;
    margin-bottom: 16px;
    color: var(--text-dark);
    display: flex;
    align-items: center;
    gap: 10px;
}

.documents-section h3 i {
    color: var(--primary);
}

.doc-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
}

.doc-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #fef6f0;
    padding: 12px 16px;
    border-radius: 10px;
    border: 1px solid #f0d5cc;
    transition: 0.3s;
    flex-wrap: wrap;
    gap: 10px;
}

.doc-item:hover {
    border-color: var(--primary);
    background: #fef0e8;
}

.doc-item .doc-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.doc-item .doc-info i {
    font-size: 1.5rem;
    color: var(--primary);
}

.doc-item .doc-info .doc-name {
    font-weight: 500;
    color: var(--text-dark);
}

.doc-item .doc-info .doc-size {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-left: 8px;
}

.doc-item .doc-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.doc-item .doc-actions .btn-download {
    padding: 6px 16px;
    background: var(--primary);
    color: white;
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 600;
    transition: 0.3s;
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.doc-item .doc-actions .btn-download:hover {
    background: var(--primary-dark);
    transform: scale(1.05);
}

/* ===== CAPTCHA ===== */
.captcha-container {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 8px 0 12px;
    flex-wrap: wrap;
}

.captcha-container .captcha-box {
    background: #f0d5cc;
    padding: 8px 16px;
    border-radius: 8px;
    font-weight: 700;
    font-size: 1.2rem;
    letter-spacing: 4px;
    color: var(--text-dark);
    font-family: 'Courier New', monospace;
    min-width: 100px;
    text-align: center;
    user-select: none;
}

.captcha-container input {
    padding: 8px 14px;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 1rem;
    width: 140px;
    transition: 0.3s;
}

.captcha-container input:focus {
    outline: none;
    border-color: var(--primary);
}

.captcha-container .btn-refresh-captcha {
    background: none;
    border: none;
    color: var(--primary);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 4px 8px;
    transition: 0.3s;
}

.captcha-container .btn-refresh-captcha:hover {
    transform: rotate(180deg);
}

.captcha-error {
    color: #dc2626;
    font-size: 0.85rem;
    display: none;
    width: 100%;
}

.captcha-error.show {
    display: block;
}

/* ===== FORM ĐĂNG KÝ BÁO GIÁ ===== */
.quote-form-section {
    background: linear-gradient(135deg, #7b2d26 0%, #c0392b 50%, #e74c3c 100%);
    border-radius: 20px;
    padding: 40px;
    margin: 40px 0;
    color: white;
    box-shadow: var(--shadow);
}

.quote-form-section h2 {
    font-size: 2rem;
    margin-bottom: 8px;
    color: var(--gold);
}

.quote-form-section p {
    opacity: 0.9;
    margin-bottom: 20px;
}

.quote-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

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

.quote-form input,
.quote-form select,
.quote-form textarea {
    padding: 12px 16px;
    border: 2px solid rgba(255,255,255,0.3);
    border-radius: 12px;
    font-size: 1rem;
    background: rgba(255,255,255,0.1);
    color: white;
    transition: 0.3s;
    width: 100%;
}

.quote-form input::placeholder,
.quote-form textarea::placeholder {
    color: rgba(255,255,255,0.7);
}

.quote-form input:focus,
.quote-form select:focus,
.quote-form textarea:focus {
    outline: none;
    border-color: var(--gold);
    background: rgba(255,255,255,0.2);
}

.quote-form select option {
    color: var(--text-dark);
    background: white;
}

.quote-form button[type="submit"] {
    padding: 14px 32px !important;
    background: var(--gold) !important;
    color: var(--text-dark) !important;
    border: none !important;
    border-radius: 12px !important;
    font-weight: 700 !important;
    font-size: 1.1rem !important;
    transition: 0.3s !important;
    cursor: pointer !important;
    width: 100% !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 8px !important;
    grid-column: 1 / -1 !important;
}

.quote-form button[type="submit"]:hover:not(:disabled) {
    background: #f39c12 !important;
    transform: scale(1.02) !important;
}

.quote-form button[type="submit"]:disabled {
    opacity: 0.5 !important;
    cursor: not-allowed !important;
    transform: none !important;
}

.quote-form button[type="submit"]:disabled:hover {
    transform: none !important;
    background: var(--gold) !important;
}

.quote-form button[type="submit"] i {
    font-size: 1.1rem !important;
}

/* ===== CONTACT FORM ===== */
.contact-form-section {
    background: var(--white);
    border-radius: 20px;
    padding: 30px;
    border: 1px solid #f0d5cc;
}

.contact-form-section input,
.contact-form-section textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    margin-bottom: 12px;
    font-size: 1rem;
    transition: 0.3s;
}

.contact-form-section input:focus,
.contact-form-section textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.contact-form-section button {
    width: 100%;
    padding: 14px;
    background: var(--primary);
    border: none;
    border-radius: 12px;
    color: white;
    font-weight: 700;
    font-size: 1rem;
    transition: 0.2s;
}

.contact-form-section button:hover:not(:disabled) {
    background: var(--primary-dark);
}

.contact-form-section button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ===== EMAIL VALIDATION ===== */
.email-validation-msg {
    font-size: 0.8rem;
    margin-top: 4px;
    display: none;
    grid-column: 1 / -1;
}

.email-validation-msg.error {
    color: #f87171;
    display: block;
}

.email-validation-msg.success {
    color: #86efac;
    display: block;
}

.email-wrapper {
    position: relative;
}

.email-wrapper input {
    padding-right: 40px !important;
}

.email-status {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.2rem;
}

/* ===== FOOTER ===== */
.footer {
    background: #2d1b0e;
    color: #e2d5cc;
    padding: 40px 0 20px;
    margin-top: 40px;
    border-top: 4px solid var(--gold);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 30px;
    margin-bottom: 30px;
}

.footer-grid h4 {
    color: white;
    margin-bottom: 14px;
    font-size: 1.05rem;
}

.footer-grid ul {
    list-style: none;
}

.footer-grid ul li {
    margin-bottom: 8px;
    font-size: 0.9rem;
}

.footer-grid ul li i {
    margin-right: 8px;
    color: var(--gold);
    width: 20px;
}

.footer-grid ul li a {
    color: #e2d5cc;
    transition: 0.2s;
}

.footer-grid ul li a:hover {
    color: var(--gold);
}

.footer-map {
    margin-top: 20px;
    border-radius: 12px;
    overflow: hidden;
    border: 2px solid #4a2d1e;
}

.footer-map iframe {
    width: 100%;
    height: 300px;
    border: none;
    display: block;
}

.footer-map .map-link {
    padding: 10px 16px;
    background: #3d2416;
    text-align: center;
}

.footer-map .map-link a {
    color: var(--gold);
    font-weight: 600;
    text-decoration: none;
}

.footer-map .map-link a:hover {
    text-decoration: underline;
}

.footer-bottom {
    border-top: 1px solid #4a2d1e;
    padding-top: 20px;
    text-align: center;
    font-size: 0.85rem;
    color: #b8957a;
}

/* ===== MODAL ===== */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 2000;
    justify-content: center;
    align-items: center;
    backdrop-filter: blur(4px);
}

.modal-overlay.show {
    display: flex;
}

.modal-content {
    background: var(--white);
    border-radius: 24px;
    max-width: 640px;
    width: 92%;
    padding: 30px;
    max-height: 85vh;
    overflow-y: auto;
    position: relative;
    animation: slideUp 0.3s ease;
    box-shadow: 0 24px 64px rgba(0, 0, 0, 0.3);
}

@keyframes slideUp {
    from {
        transform: translateY(40px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-close {
    position: absolute;
    top: 14px;
    right: 18px;
    font-size: 1.8rem;
    cursor: pointer;
    color: #94a3b8;
    transition: 0.2s;
    background: none;
    border: none;
}

.modal-close:hover {
    color: var(--primary);
    transform: rotate(90deg);
}

.modal-content h2 {
    margin-bottom: 16px;
    color: var(--primary-dark);
}

.modal-content p {
    color: var(--text-muted);
    line-height: 1.7;
}

.modal-content ul {
    padding-left: 20px;
    margin: 12px 0;
}

.modal-content ul li {
    margin-bottom: 6px;
}

/* ===== TOAST ===== */
.toast {
    position: fixed;
    bottom: 100px;
    right: 30px;
    background: var(--primary-dark);
    color: white;
    padding: 14px 28px;
    border-radius: 50px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
    z-index: 3000;
    transform: translateY(100px);
    opacity: 0;
    transition: 0.4s ease;
    font-weight: 500;
    border-left: 6px solid var(--gold);
    max-width: 90%;
}

.toast.show {
    transform: translateY(0);
    opacity: 1;
}

/* ===== PAGE SECTIONS ===== */
.page-section {
    display: none;
    animation: fadeIn 0.35s ease;
}

.page-section.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== BREADCRUMB ===== */
.breadcrumb {
    font-size: 0.85rem;
    color: var(--text-muted);
    padding: 12px 0;
    border-bottom: 1px solid #f0d5cc;
    margin-bottom: 20px;
}

.breadcrumb span {
    color: var(--text-dark);
    font-weight: 500;
}

/* ===== ABOUT SECTION - VIDEO 1:1 ===== */
.about-section {
    background: var(--white);
    border-radius: 20px;
    padding: 30px 24px;
    margin: 20px 0 30px;
    border: 1px solid #f0d5cc;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    align-items: center;
}

.about-grid .about-text h3 {
    font-size: 1.6rem;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.about-grid .about-text ul {
    list-style: none;
    padding: 0;
}

.about-grid .about-text ul li {
    padding: 6px 0;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-muted);
}

.about-grid .about-text ul li i {
    color: var(--primary);
    font-size: 1.2rem;
}

.about-video {
    background: #fde8e0;
    border-radius: 16px;
    width: 100%;
    aspect-ratio: 1 / 1;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}

.about-video video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.about-video iframe {
    width: 100%;
    height: 100%;
    border: none;
}

.about-video .video-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    background: #fde8e0;
    color: var(--primary);
    text-align: center;
    padding: 20px;
    cursor: pointer;
    transition: 0.3s;
}

.about-video .video-placeholder:hover {
    background: #fcd5c8;
}

.about-video .video-placeholder i {
    font-size: 4rem;
    margin-bottom: 12px;
}

.about-video .video-placeholder p {
    color: var(--text-muted);
    font-weight: 600;
    margin: 0;
}

.about-video .video-placeholder .sub {
    font-weight: 400;
    font-size: 0.85rem;
    opacity: 0.7;
}

.video-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
}

.video-wrapper video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.3);
    cursor: pointer;
    transition: 0.3s;
    z-index: 2;
}

.video-overlay:hover {
    background: rgba(0, 0, 0, 0.2);
}

.video-overlay i {
    font-size: 4rem;
    color: white;
    text-shadow: 0 2px 8px rgba(0,0,0,0.3);
    transition: 0.3s;
}

.video-overlay:hover i {
    transform: scale(1.1);
}

.video-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}

/* ===== CONTACT PAGE RESPONSIVE ===== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.contact-info-card {
    background: var(--white);
    border-radius: 20px;
    padding: 30px;
    border: 1px solid #f0d5cc;
}

.contact-form-card {
    background: var(--white);
    border-radius: 20px;
    padding: 30px;
    border: 1px solid #f0d5cc;
}

.contact-info-details p {
    color: var(--text-muted);
    padding: 6px 0;
    display: flex;
    align-items: center;
    gap: 10px;
    word-break: break-word;
}

.contact-info-details p i {
    color: var(--primary);
    width: 24px;
    flex-shrink: 0;
    text-align: center;
}

.contact-info-details p a {
    color: var(--text-muted);
    transition: 0.2s;
}

.contact-info-details p a:hover {
    color: var(--primary);
}

.contact-social {
    display: flex;
    gap: 16px;
    font-size: 1.8rem;
    color: var(--primary);
    margin: 16px 0 12px;
}

.contact-social i {
    cursor: pointer;
    transition: 0.2s;
}

.contact-social i:hover {
    transform: scale(1.1);
    color: var(--primary-dark);
}

.contact-map-btn {
    display: inline-block;
    padding: 10px 24px;
    background: var(--primary);
    color: white;
    border-radius: 40px;
    font-weight: 600;
    text-align: center;
    transition: 0.3s;
    border: none;
    cursor: pointer;
}

.contact-map-btn:hover {
    background: var(--primary-dark);
    transform: scale(1.02);
}

.contact-form-inner input,
.contact-form-inner textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    margin-bottom: 12px;
    font-size: 1rem;
    transition: 0.3s;
    box-sizing: border-box;
}

.contact-form-inner input:focus,
.contact-form-inner textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.contact-form-inner button {
    width: 100%;
    padding: 14px;
    background: var(--primary);
    border: none;
    border-radius: 12px;
    color: white;
    font-weight: 700;
    font-size: 1rem;
    transition: 0.2s;
    cursor: pointer;
}

.contact-form-inner button:hover:not(:disabled) {
    background: var(--primary-dark);
}

.contact-form-inner button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ===== RESPONSIVE CHO LIÊN HỆ ===== */
@media (max-width: 992px) {
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .contact-info-card,
    .contact-form-card {
        padding: 24px 20px;
    }
}

@media (max-width: 768px) {
    .contact-info-card,
    .contact-form-card {
        padding: 20px 16px;
        border-radius: 16px;
    }

    .contact-info-details p {
        font-size: 0.9rem;
        padding: 4px 0;
        gap: 8px;
    }

    .contact-info-details p i {
        width: 20px;
        font-size: 0.9rem;
    }

    .contact-social {
        font-size: 1.5rem;
        gap: 14px;
    }

    .contact-map-btn {
        width: 100%;
        text-align: center;
        padding: 12px;
        font-size: 0.95rem;
    }

    .contact-form-inner input,
    .contact-form-inner textarea {
        padding: 10px 14px;
        font-size: 0.95rem;
        border-radius: 10px;
    }

    .contact-form-inner button {
        padding: 12px;
        font-size: 0.95rem;
    }
}

@media (max-width: 480px) {
    .contact-info-card,
    .contact-form-card {
        padding: 16px 12px;
        border-radius: 12px;
    }

    .contact-info-details p {
        font-size: 0.85rem;
        padding: 3px 0;
        gap: 6px;
        flex-wrap: wrap;
    }

    .contact-info-details p i {
        width: 18px;
        font-size: 0.85rem;
    }

    .contact-social {
        font-size: 1.3rem;
        gap: 12px;
    }

    .contact-form-inner input,
    .contact-form-inner textarea {
        padding: 8px 12px;
        font-size: 0.9rem;
        border-radius: 8px;
        margin-bottom: 10px;
    }

    .contact-form-inner button {
        padding: 10px;
        font-size: 0.9rem;
        border-radius: 10px;
    }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 992px) {
    .slider-section {
        height: 380px;
    }
    .slide-content h2 {
        font-size: 2rem;
    }
    .about-grid {
        grid-template-columns: 1fr;
    }
    .navbar .container {
        flex-direction: column;
        gap: 8px;
    }
    .nav-links {
        justify-content: center;
    }
    .quote-form {
        grid-template-columns: 1fr;
    }
    .quote-form .full-width {
        grid-column: 1;
    }
    .product-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 18px;
    }
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }
}

@media (max-width: 768px) {
    .header .container {
        flex-direction: column;
        text-align: center;
    }
    .header-contact {
        justify-content: center;
        font-size: 0.8rem;
        gap: 10px;
    }
    .visitor-stats {
        font-size: 0.6rem;
        padding: 3px 10px;
        gap: 8px;
        flex-wrap: wrap;
        justify-content: center;
    }
    .navbar {
        top: 110px;
    }
    .nav-links {
        gap: 6px 14px;
        font-size: 0.85rem;
    }
    .slider-section {
        height: 300px;
    }
    .slide-content h2 {
        font-size: 1.5rem;
    }
    .slide-content p {
        font-size: 1rem;
    }
    .slider-arrow {
        width: 36px;
        height: 36px;
        font-size: 1.2rem;
        padding: 8px;
    }
    .slider-arrow.prev {
        left: 8px;
    }
    .slider-arrow.next {
        right: 8px;
    }
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 14px;
    }
    .service-grid {
        grid-template-columns: 1fr 1fr;
    }
    .post-grid {
        grid-template-columns: 1fr;
    }
    .modal-content {
        padding: 20px;
    }
    .section-title {
        font-size: 1.4rem;
    }
    .footer-map iframe {
        height: 200px;
    }
    .search-input {
        width: 140px;
    }
    .search-input:focus {
        width: 180px;
    }
    .floating-contact {
        bottom: 20px;
        right: 20px;
        gap: 10px;
    }
    .floating-btn {
        width: 48px;
        height: 48px;
        font-size: 1.2rem;
    }
    .floating-btn .tooltip {
        display: none;
    }
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    .gallery-item .gallery-info h4 {
        font-size: 0.85rem;
    }
    .doc-item {
        flex-direction: column;
        align-items: flex-start;
    }
    .doc-item .doc-actions {
        width: 100%;
        justify-content: flex-start;
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 1rem;
    }
    .logo .sub {
        font-size: 0.55rem;
    }
    .slider-section {
        height: 260px;
    }
    .slide-content h2 {
        font-size: 1.2rem;
    }
    .slide-content p {
        font-size: 0.85rem;
    }
    .visitor-stats {
        font-size: 0.5rem;
        padding: 2px 8px;
        gap: 4px;
    }
    .product-grid {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }
    .product-card {
        padding: 12px 8px;
    }
    .product-card .prod-img {
        height: 80px;
        font-size: 2.2rem;
    }
    .product-card h4 {
        font-size: 0.8rem;
        min-height: 36px;
    }
    .service-grid {
        grid-template-columns: 1fr;
    }
    .slider-arrow {
        display: none;
    }
    .footer-map iframe {
        height: 160px;
    }
    .quote-form-section {
        padding: 24px 16px;
    }
    .search-input {
        width: 120px;
        font-size: 0.8rem;
        padding: 6px 32px 6px 32px;
    }
    .search-input:focus {
        width: 150px;
    }
    .floating-contact {
        bottom: 16px;
        right: 16px;
        gap: 8px;
    }
    .floating-btn {
        width: 44px;
        height: 44px;
        font-size: 1.1rem;
    }
    .gallery-grid {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }
    .gallery-item .gallery-info h4 {
        font-size: 0.8rem;
    }
    .captcha-container {
        flex-direction: column;
        align-items: stretch;
    }
    .captcha-container input {
        width: 100%;
    }
}