/* Reset & Base Styles */
:root {
    --primary-red: #e60012;
    --dark-red: #b3000e;
    --light-red: #ff3333;
    --primary-black: #111111;
    --dark-gray: #333333;
    --medium-gray: #666666;
    --light-gray: #f5f5f5;
    --white: #ffffff;
    --gold: #ffb300;
    --gradient-red: linear-gradient(135deg, #e60012 0%, #b3000e 100%);
    --gradient-dark: linear-gradient(135deg, #111111 0%, #222222 100%);
    --gradient-blue: linear-gradient(135deg, #0068ff 0%, #0047b3 100%);
    --gradient-facebook: linear-gradient(135deg, #1877f2 0%, #0d5cb6 100%);
    --gradient-tiktok: linear-gradient(135deg, #000000 0%, #333333 100%);
    --gradient-light: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    --gradient-twitter: linear-gradient(135deg, #1da1f2 0%, #0d8bd9 100%);
    --gradient-zalo: linear-gradient(135deg, #0068ff 0%, #0047b3 100%);
    --gradient-gray: linear-gradient(135deg, #666666 0%, #333333 100%);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    scroll-padding-top: 50px;
}

body {
    font-family: 'Poppins', 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--primary-black);
    background-color: var(--white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    padding-top: 0 !important;
    margin-top: 0 !important;
}

h1, h2, h3, h4 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    letter-spacing: -0.5px;
}

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

/* ========== STICKY NAVIGATION ========== */
.sticky-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.08);
    z-index: 1000;
    transform: translateY(-100%);
    transition: transform 0.3s ease;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(230, 0, 18, 0.05);
    height: 55px;
    padding: 0;
}

.sticky-nav.visible {
    transform: translateY(0);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 15px;
    height: 100%;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.nav-logo {
    font-family: 'Montserrat', sans-serif;
    font-weight: 800;
    color: var(--primary-red);
    text-decoration: none;
    font-size: 1.2rem;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    white-space: nowrap;
    padding: 0;
    margin: 0;
    margin-right: auto;
}

.nav-logo::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 20px;
    background: var(--gradient-red);
    margin-right: 8px;
    border-radius: 1px;
}

.nav-links {
    display: flex;
    gap: 5px;
    align-items: center;
    justify-content: flex-end;
    margin-left: 0;
    padding-left: 0;
    flex: 1;
    justify-content: flex-end;
}

.nav-links a {
    text-decoration: none;
    color: var(--dark-gray);
    font-weight: 500;
    font-size: 0.82rem;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 8px 10px;
    position: relative;
    white-space: nowrap;
    margin: 0 1px;
}

.nav-links a span {
    transition: transform 0.2s;
}

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

.nav-links a:hover span {
    transform: translateY(-1px);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--gradient-red);
    transition: width 0.2s;
}

.nav-links a:hover::after {
    width: 70%;
}

.nav-phone {
    background: var(--gradient-red);
    color: white !important;
    padding: 6px 14px !important;
    border-radius: 20px;
    font-weight: 600 !important;
    font-size: 0.82rem !important;
    box-shadow: 0 3px 10px rgba(230, 0, 18, 0.15);
    margin-left: 8px !important;
    transition: all 0.2s;
}

.nav-phone:hover {
    transform: translateY(-1px);
    box-shadow: 0 5px 15px rgba(230, 0, 18, 0.25);
}

.nav-phone::after {
    display: none;
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.3rem;
    color: var(--primary-red);
    cursor: pointer;
    width: 35px;
    height: 35px;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: background 0.2s;
    padding: 0;
    margin-left: 15px;
}

.nav-toggle:hover {
    background: rgba(230, 0, 18, 0.08);
}

/* ========== RESPONSIVE NAVIGATION ========== */
@media (max-width: 992px) {
    .nav-links {
        gap: 5px;
    }
    
    .nav-links a {
        font-size: 0.78rem;
        padding: 6px 8px;
    }
    
    .nav-phone {
        padding: 5px 10px !important;
        font-size: 0.78rem !important;
        margin-left: 5px !important;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }
    
    .nav-links {
        position: fixed;
        top: 55px;
        left: 0;
        width: 100%;
        background: white;
        flex-direction: column;
        padding: 15px 20px;
        box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        gap: 0;
        z-index: 999;
        max-width: 100%;
        justify-content: flex-start;
        align-items: flex-start;
    }
    
    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-links a {
        padding: 12px 0;
        width: 100%;
        border-bottom: 1px solid #eee;
        justify-content: flex-start;
        font-size: 1rem;
        margin: 0;
    }
    
    .nav-links a:last-child {
        border-bottom: none;
    }
    
    .nav-links a::after {
        display: none;
    }
    
    .nav-phone {
        margin: 10px 0 0 0 !important;
        justify-content: center;
        padding: 10px 20px !important;
        font-size: 0.9rem !important;
        width: 100%;
        text-align: center;
    }
}

/* ========== HERO SECTION ========== */
.hero-section {
    min-height: 100vh;
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.8)), url('images/shop.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    position: relative;
    display: flex;
    align-items: center;
    color: var(--white);
    padding-top: 0 !important;
    margin-top: 0 !important;
}

@media (max-width: 768px) {
    .hero-section {
        background-attachment: scroll;
        min-height: 90vh;
        padding-top: 0 !important;
    }
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(230, 0, 18, 0.2), rgba(0, 0, 0, 0.8));
}

.hero-content {
    position: relative;
    z-index: 2;
    width: 100%;
    padding: 30px 0 60px !important;
    text-align: center;
    margin-top: 0 !important;
}

.logo-header {
    margin-bottom: 40px;
    animation: fadeInDown 1s ease-out;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.main-logo {
    font-size: 3.5rem;
    font-weight: 800;
    letter-spacing: 2px;
    color: var(--white);
    margin-bottom: 15px;
    text-transform: uppercase;
    position: relative;
    display: inline-block;
}

.main-logo::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 4px;
    background: var(--gradient-red);
}

@media (max-width: 768px) {
    .main-logo {
        font-size: 2.2rem;
        margin-bottom: 10px;
    }
    
    .hero-content {
        padding: 20px 0 40px !important;
    }
}

@media (max-width: 576px) {
    .main-logo {
        font-size: 1.8rem;
    }
}

.address-info {
    margin-top: 20px;
}

.address-note {
    font-size: 1.1rem;
    opacity: 0.95;
    color: #ffcccc;
    font-weight: 500;
}

.thank-message {
    max-width: 700px;
    margin: 0 auto 40px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 30px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    animation: fadeInUp 1s ease-out 0.3s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.thank-text {
    font-size: 1.05rem;
    line-height: 1.7;
    color: #e6e6e6;
}

.thank-text p {
    margin-bottom: 15px;
}

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

.scroll-indicator {
    text-align: center;
    animation: bounce 2s infinite;
    margin-top: 20px;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

.scroll-text {
    display: block;
    font-size: 0.9rem;
    margin-bottom: 10px;
    opacity: 0.8;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.scroll-indicator i {
    font-size: 1.5rem;
    color: var(--light-red);
}

/* ========== FEATURES SECTION ========== */
.features-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    max-width: 900px;
    margin: 0 auto;
}

@media (max-width: 992px) {
    .features-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
    }
}

.feature-card {
    background: var(--white);
    border-radius: 15px;
    padding: 40px 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: var(--gradient-red);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.12);
}

.feature-icon {
    font-size: 2.5rem;
    color: var(--primary-red);
    margin-bottom: 20px;
    transition: transform 0.3s ease;
}

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

.feature-title {
    font-size: 1.8rem;
    margin-bottom: 15px;
    color: var(--primary-black);
    position: relative;
}

.feature-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--gradient-red);
}

.feature-desc {
    color: var(--medium-gray);
    margin-bottom: 25px;
    font-size: 1rem;
}

.contact-feature .contact-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.contact-link-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    background: #f8f9fa;
    border-radius: 8px;
    color: var(--dark-gray);
    text-decoration: none;
    transition: all 0.3s ease;
    border: 1px solid #e9ecef;
}

.contact-link-item:hover {
    background: var(--primary-red);
    color: var(--white);
    transform: translateX(3px);
}

.contact-link-item .fab {
    font-size: 1.2rem;
    width: 20px;
}

.zalo-icon {
    color: #0068ff;
}

.promise-list {
    list-style: none;
}

.promise-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    color: var(--dark-gray);
    font-size: 0.95rem;
}

.promise-list li i {
    color: var(--primary-red);
    font-size: 0.9rem;
}

/* ========== MAP SECTION ========== */
.map-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-title {
    font-size: 2.5rem;
    color: var(--primary-black);
    margin-bottom: 10px;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--gradient-red);
}

@media (max-width: 768px) {
    .section-title {
        font-size: 2rem;
    }
}

@media (max-width: 576px) {
    .section-title {
        font-size: 1.8rem;
    }
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--medium-gray);
    margin-top: 25px;
}

.map-container {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.map-container:hover {
    transform: scale(1.01);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

.map-link {
    display: block;
    text-decoration: none;
    color: inherit;
}

.map-image {
    height: 400px;
    background-size: cover;
    background-position: center;
    position: relative;
}

/* ========== GALLERY SECTION ========== */
.gallery-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.gallery-wrapper {
    max-width: 1100px;
    margin: 0 auto;
    position: relative;
}

.gallery-main-container {
    position: relative;
    margin-bottom: 20px;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

.main-image {
    width: 100%;
    min-height: 650px;
    max-height: 75vh;
    background-size: contain;
    background-position: center;
    background-repeat: no-repeat;
    background-color: #111111;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

@media (max-width: 1200px) {
    .main-image {
        min-height: 600px;
    }
}

@media (max-width: 992px) {
    .main-image {
        min-height: 550px;
        max-height: 60vh;
    }
}

@media (max-width: 768px) {
    .main-image {
        min-height: 400px;
        max-height: 50vh;
    }
}

@media (max-width: 576px) {
    .main-image {
        min-height: 300px;
        max-height: 40vh;
    }
}

.main-image-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 4rem;
}

.gallery-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 55px;
    height: 55px;
    background: rgba(230, 0, 18, 0.95);
    color: white;
    border: 2px solid white;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    z-index: 10;
    opacity: 0.9;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

@media (max-width: 1200px) {
    .gallery-nav {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }
}

@media (max-width: 768px) {
    .gallery-nav {
        width: 45px;
        height: 45px;
        font-size: 1.1rem;
        border-width: 2px;
    }
}

@media (max-width: 576px) {
    .gallery-nav {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
}

.gallery-nav:hover {
    opacity: 1;
    transform: translateY(-50%) scale(1.1);
    background: rgba(179, 0, 14, 0.95);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
}

.gallery-nav-left {
    left: 15px;
}

@media (max-width: 1200px) {
    .gallery-nav-left {
        left: 10px;
    }
}

@media (max-width: 768px) {
    .gallery-nav-left {
        left: 8px;
    }
}

@media (max-width: 576px) {
    .gallery-nav-left {
        left: 5px;
    }
}

.gallery-nav-right {
    right: 15px;
}

@media (max-width: 1200px) {
    .gallery-nav-right {
        right: 10px;
    }
}

@media (max-width: 768px) {
    .gallery-nav-right {
        right: 8px;
    }
}

@media (max-width: 576px) {
    .gallery-nav-right {
        right: 5px;
    }
}

.gallery-thumbnails {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    padding: 10px 5px;
    scrollbar-width: thin;
    -webkit-overflow-scrolling: touch;
    scroll-behavior: smooth;
}

.gallery-thumbnails::-webkit-scrollbar {
    height: 8px;
}

.gallery-thumbnails::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.08);
    border-radius: 10px;
}

.gallery-thumbnails::-webkit-scrollbar-thumb {
    background: var(--primary-red);
    border-radius: 10px;
    transition: background 0.3s ease;
}

.gallery-thumbnails::-webkit-scrollbar-thumb:hover {
    background: var(--dark-red);
}

.thumbnail {
    flex: 0 0 auto;
    width: 150px;
    height: 110px;
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    opacity: 0.7;
    transition: all 0.3s ease;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    border: 3px solid transparent;
    position: relative;
}

@media (max-width: 992px) {
    .thumbnail {
        width: 130px;
        height: 95px;
    }
}

@media (max-width: 768px) {
    .thumbnail {
        width: 110px;
        height: 80px;
    }
}

@media (max-width: 576px) {
    .thumbnail {
        width: 95px;
        height: 70px;
    }
}

.thumbnail::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    transition: background 0.3s ease;
    border-radius: 5px;
}

.thumbnail:hover {
    opacity: 0.9;
    transform: scale(1.05);
}

.thumbnail:hover::after {
    background: rgba(0, 0, 0, 0.1);
}

.thumbnail.active {
    opacity: 1;
    border-color: var(--primary-red);
    transform: scale(1.05);
}

.thumbnail.active::after {
    background: rgba(230, 0, 18, 0.2);
}

/* ========== FEEDBACK SECTION ========== */
.feedback-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
}

.feedback-card {
    max-width: 700px;
    margin: 0 auto;
    background: var(--white);
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    border: 1px solid #e9ecef;
}

.feedback-header {
    background: var(--gradient-red);
    color: var(--white);
    padding: 20px 30px;
    border-radius: 15px 15px 0 0;
}

.feedback-title-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.feedback-title-wrapper i {
    font-size: 1.5rem;
}

.feedback-title-wrapper h3 {
    font-size: 1.3rem;
    color: var(--white);
    font-weight: 600;
    margin: 0;
}

.feedback-form {
    padding: 30px;
}

@media (max-width: 576px) {
    .feedback-form {
        padding: 20px;
    }
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    color: var(--primary-black);
    font-size: 1rem;
}

.star-rating {
    display: flex;
    flex-direction: row-reverse;
    justify-content: flex-end;
    width: fit-content;
}

.star-rating input {
    display: none;
}

.star-rating label {
    color: #ddd;
    font-size: 2.5rem;
    cursor: pointer;
    padding: 0 5px;
    transition: color 0.2s;
}

@media (max-width: 576px) {
    .star-rating label {
        font-size: 2rem;
    }
}

.star-rating label:hover,
.star-rating label:hover ~ label,
.star-rating input:checked ~ label {
    color: #ffcc00;
}

.star-rating input:checked + label ~ label {
    color: #ffcc00;
}

.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 2px solid #e9ecef;
    border-radius: 8px;
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    resize: vertical;
    transition: border 0.3s;
    background: #f8f9fa;
}

.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-red);
    background: var(--white);
}

.char-count {
    text-align: right;
    margin-top: 5px;
    font-size: 0.9rem;
    color: var(--medium-gray);
}

.submit-btn {
    width: 100%;
    background: var(--gradient-red);
    color: var(--white);
    border: none;
    padding: 16px;
    font-size: 1.1rem;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.submit-btn:hover {
    background: var(--dark-red);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(230, 0, 18, 0.3);
}

/* ========== SHARE BUTTON ========== */
.share-button-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1000;
    left: auto !important;
}

@media (max-width: 768px) {
    .share-button-container {
        bottom: 15px;
        right: 15px;
    }
}

.share-main-button {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: var(--gradient-red);
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    box-shadow: 0 4px 15px rgba(230, 0, 18, 0.25);
    transition: all 0.3s ease;
}

@media (max-width: 768px) {
    .share-main-button {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
}

.share-main-button:hover {
    transform: scale(1.15);
    box-shadow: 0 6px 20px rgba(230, 0, 18, 0.35);
}

/* ========== SHARE MODAL ========== */
.share-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 2000;
    animation: fadeIn 0.3s ease;
}

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

.modal-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: white;
    border-radius: 15px;
    width: 90%;
    max-width: 400px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
    animation: slideUp 0.4s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translate(-50%, -40%);
    }
    to {
        opacity: 1;
        transform: translate(-50%, -50%);
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid #eee;
}

.modal-header h3 {
    margin: 0;
    color: var(--primary-black);
    font-size: 1.3rem;
}

.modal-close {
    background: none;
    border: none;
    font-size: 2rem;
    cursor: pointer;
    color: #666;
    line-height: 1;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    color: var(--primary-red);
}

.modal-body {
    padding: 30px;
}

.qr-container {
    text-align: center;
    margin-bottom: 30px;
}

#shareQRCode {
    width: 200px;
    height: 200px;
    margin: 0 auto 20px;
    padding: 15px;
    background: white;
    border: 1px solid #eee;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

#shareQRCode canvas, #shareQRCode img {
    max-width: 100%;
    max-height: 100%;
}

.qr-url {
    background: #f5f5f5;
    padding: 10px;
    border-radius: 5px;
    font-size: 0.9rem;
    color: #666;
    margin-top: 10px;
    word-break: break-all;
}

.modal-actions {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.action-btn {
    width: 100%;
    padding: 12px 20px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-weight: 600;
    transition: all 0.3s ease;
}

#downloadQRBtn {
    background: var(--gradient-red);
    color: white;
}

#copyLinkBtn {
    background: #f0f0f0;
    color: var(--primary-black);
}

.action-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* ========== FOOTER ========== */
.footer {
    background: linear-gradient(135deg, #111111 0%, #222222 100%);
    color: #ccc;
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    margin-bottom: 40px;
}

@media (max-width: 992px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

.footer-brand {
    padding-right: 30px;
}

@media (max-width: 992px) {
    .footer-brand {
        padding-right: 0;
    }
}

.footer-logo {
    font-size: 1.8rem;
    color: var(--white);
    margin-bottom: 15px;
    font-weight: 700;
    letter-spacing: 1px;
    line-height: 1.2;
}

.footer-tagline {
    font-size: 0.95rem;
    color: #aaa;
    line-height: 1.6;
    margin-bottom: 25px;
}

.footer-social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.footer-social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: #ccc;
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 1.1rem;
}

.footer-social-link:hover {
    background: var(--primary-red);
    color: white;
    transform: translateY(-3px) scale(1.1);
}

.footer-info {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

@media (max-width: 992px) {
    .footer-info {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .footer-info {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

.info-block h3 {
    color: var(--white);
    font-size: 1.1rem;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.info-block h3 i {
    color: var(--light-red);
    font-size: 1rem;
}

.info-block p {
    margin-bottom: 8px;
    color: #aaa;
    font-size: 0.85rem;
    line-height: 1.5;
}

.info-block a {
    color: #aaa;
    text-decoration: none;
    transition: color 0.3s;
}

.info-block a:hover {
    color: var(--light-red);
}

.footer-bottom {
    border-top: 1px solid #333;
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

@media (max-width: 768px) {
    .footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
}

.footer-left {
    display: flex;
    flex-direction: column;
}

@media (max-width: 768px) {
    .footer-left {
        order: 2;
        text-align: center;
    }
}

.copyright {
    color: #888;
    font-size: 0.85rem;
    font-family: 'Inter', sans-serif;
    font-weight: 400;
    margin-bottom: 5px;
}

.dev-credit {
    color: #888;
    font-size: 0.85rem;
    font-family: 'Inter', sans-serif;
    font-weight: 400;
}

.footer-links {
    display: flex;
    gap: 25px;
}

@media (max-width: 768px) {
    .footer-links {
        order: 1;
        justify-content: center;
        flex-wrap: wrap;
        margin-bottom: 15px;
    }
}

.footer-links a {
    color: #aaa;
    text-decoration: none;
    font-size: 0.85rem;
    transition: color 0.3s;
    position: relative;
    padding: 5px 0;
}

.footer-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--light-red);
    transition: width 0.3s;
}

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

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

/* ========== CUSTOM SCROLLBAR ========== */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: var(--primary-red);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--dark-red);
}

/* ========== FIX FORM FEEDBACK TRÊN MOBILE ========== */
@media (max-width: 768px) {
    .feedback-form {
        padding: 15px !important;
    }
    
    .char-count {
        font-size: 0.8rem !important;
    }
    
    .submit-btn {
        padding: 12px !important;
        font-size: 1rem !important;
    }
}

/* ========== FIX GALLERY TRÊN MOBILE ========== */
@media (max-width: 576px) {
    .main-image {
        min-height: 250px !important;
    }
    
    .gallery-nav {
        width: 40px !important;
        height: 40px !important;
        font-size: 1rem !important;
    }
}

/* ========== FIX THUMBNAIL IMAGES ========== */
.thumbnail {
    position: relative;
    overflow: hidden;
}

.thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 5px;
    transition: transform 0.3s ease;
}

.thumbnail:hover img {
    transform: scale(1.05);
}

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

.thumbnail.active::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(230, 0, 18, 0.2);
    border-radius: 5px;
}