:root {
    --primary-color: #0f596b;     /* Deep Teal / Xanh hoa sen Vietnam Airlines */
    --primary-dark: #0a3d4a;      /* Darker Teal */
    --primary-light: #167e96;     /* Lighter Teal */
    --secondary-color: #c5a059;   /* Lotus Gold / Vàng kim thượng hạng */
    --secondary-hover: #b38d47;   /* Deep Gold */
    --accent-gold: #f4ece1;       /* Light champagne gold */
    --light-bg: #ffffff;          /* Pure White background */
    --grey-bg: #f8f9fa;           /* Soft Light Grey background */
    --dark-bg: #ffffff;           /* Changed from dark blue to pure white for White Theme */
    --text-main: #2b3a42;
    --text-muted: #6c757d;
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Montserrat', sans-serif;
    --border-radius: 12px;
    --box-shadow: 0 10px 30px rgba(15, 89, 107, 0.05);
    --box-shadow-hover: 0 15px 40px rgba(15, 89, 107, 0.1);
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--primary-dark);
    font-weight: 700;
}

/* --- Premium Navigation Header --- */
.navbar {
    background-color: var(--primary-color) !important;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    padding: 12px 0;
    transition: var(--transition);
    border-bottom: none;
}

.navbar-brand {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.6rem;
    color: var(--secondary-color) !important;
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.navbar-brand span {
    font-family: var(--font-body);
    font-size: 0.8rem;
    color: #fff;
    text-transform: uppercase;
    letter-spacing: 2px;
    display: block;
    font-weight: 300;
}

.navbar-nav .nav-link {
    color: rgba(255, 255, 255, 0.85) !important;
    font-weight: 500;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 8px 16px !important;
    border-radius: 20px;
    transition: var(--transition);
}

.navbar-nav .nav-link:hover {
    color: var(--secondary-color) !important;
    background-color: rgba(255, 255, 255, 0.08) !important;
}

.navbar-nav .nav-item.active .nav-link,
.navbar-nav .nav-link.active {
    color: var(--secondary-color) !important;
    font-weight: 800 !important;
    background-color: rgba(255, 255, 255, 0.12) !important;
    border: 1.5px solid rgba(197, 160, 89, 0.5) !important;
    box-shadow: 0 0 10px rgba(197, 160, 89, 0.2) !important;
}

/* Navbar outline light overloads for language switch */
.navbar .btn-outline-light {
    color: #fff !important;
    border-color: rgba(255, 255, 255, 0.3) !important;
}

.navbar .btn-outline-light:hover {
    background-color: rgba(255, 255, 255, 0.1) !important;
    color: var(--secondary-color) !important;
}

/* Header Utilities */
.header-icon-btn {
    color: #fff;
    font-size: 1.25rem;
    position: relative;
    padding: 8px;
    border-radius: 50%;
    transition: var(--transition);
    background: transparent;
    border: none;
}

.header-icon-btn:hover {
    color: var(--secondary-color);
    background-color: rgba(255, 255, 255, 0.1);
}

.cart-badge {
    position: absolute;
    top: -2px;
    right: -2px;
    background-color: var(--secondary-color);
    color: var(--primary-dark);
    font-size: 0.7rem;
    font-weight: 700;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--primary-color);
}

/* Membership Ribbon info */
.member-banner-ribbon {
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-hover));
    color: #fff;
    font-size: 0.85rem;
    font-weight: 600;
    text-align: center;
    padding: 6px 12px;
    letter-spacing: 1px;
    box-shadow: inset 0 -2px 5px rgba(0, 0, 0, 0.1);
}

/* --- Premium Buttons --- */
.btn-primary {
    background-color: var(--primary-color) !important;
    border-color: var(--primary-color) !important;
    color: #fff !important;
    font-family: var(--font-body);
    font-weight: 600;
    padding: 10px 24px;
    border-radius: 30px;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(15, 89, 107, 0.2);
}

.btn-primary:hover {
    background-color: var(--primary-dark) !important;
    border-color: var(--primary-dark) !important;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(15, 89, 107, 0.3);
}

.btn-secondary {
    background-color: var(--secondary-color) !important;
    border-color: var(--secondary-color) !important;
    color: var(--primary-dark) !important;
    font-family: var(--font-body);
    font-weight: 700;
    padding: 10px 24px;
    border-radius: 30px;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(197, 160, 89, 0.2);
}

.btn-secondary:hover {
    background-color: var(--secondary-hover) !important;
    border-color: var(--secondary-hover) !important;
    color: #fff !important;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(197, 160, 89, 0.35);
}

.btn-outline-primary {
    color: var(--primary-color) !important;
    border-color: var(--primary-color) !important;
    font-weight: 600;
    padding: 10px 24px;
    border-radius: 30px;
    transition: var(--transition);
}

.btn-outline-primary:hover {
    background-color: var(--primary-color) !important;
    color: #fff !important;
    transform: translateY(-2px);
}

/* --- Hero Banner Section with Ken Burns Zoom & Dynamic Effects --- */
.hero-section {
    position: relative;
    min-height: 80vh;
    display: flex;
    align-items: center;
    color: var(--text-main);
    padding: 80px 0;
    overflow: hidden;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.hero-bg-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    overflow: hidden;
}

.hero-bg-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('../uploads/hero_bg.jpg') no-repeat center center/cover;
    transform: scale(1.03);
    animation: heroKenBurns 24s ease-in-out infinite alternate;
}

.hero-bg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, rgba(255, 255, 255, 0.8) 50%, rgba(255, 255, 255, 0.65) 100%);
    backdrop-filter: blur(1.5px);
    -webkit-backdrop-filter: blur(1.5px);
}

.hero-section .container {
    position: relative;
    z-index: 2;
}

.hero-subtitle {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 15px;
    display: inline-block;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUpHero 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 25px;
    line-height: 1.2;
    color: var(--primary-dark);
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUpHero 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.2s forwards;
}

.hero-desc {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-main);
    margin-bottom: 35px;
    max-width: 600px;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUpHero 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.4s forwards;
}

.hero-section .btn {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUpHero 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.6s forwards;
}

@keyframes heroKenBurns {
    0% {
        transform: scale(1.03) translate(0, 0) rotate(0deg);
    }
    50% {
        transform: scale(1.16) translate(-0.8%, -0.4%) rotate(0.4deg);
    }
    100% {
        transform: scale(1.03) translate(0, 0) rotate(0deg);
    }
}

@keyframes fadeInUpHero {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* --- Premium Cards (Products & Posts) --- */
.product-card {
    background: #fff;
    border-radius: var(--border-radius);
    border: 1px solid rgba(15, 89, 107, 0.05);
    box-shadow: var(--box-shadow);
    overflow: hidden;
    height: 100%;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
    position: relative;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--box-shadow-hover);
    border-color: rgba(197, 160, 89, 0.3);
}

.product-img-wrapper {
    position: relative;
    padding-top: 75%; /* 4:3 Aspect Ratio */
    background-color: var(--grey-bg);
    overflow: hidden;
}

.product-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

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

.product-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background-color: var(--primary-color);
    color: #fff;
    padding: 4px 10px;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 20px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    z-index: 2;
}

.product-card-body {
    padding: 20px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.product-category {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--secondary-color);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.product-title {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 10px;
    line-height: 1.4;
}

.product-title a {
    color: var(--primary-dark);
    text-decoration: none;
    transition: var(--transition);
}

.product-title a:hover {
    color: var(--secondary-color);
}

.product-desc {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 15px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex-grow: 1;
}

.product-sold-live {
    font-size: 0.8rem;
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.product-sold-live i {
    color: var(--secondary-color);
    animation: pulse 1.5s infinite;
}

.product-price-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: auto;
    padding-top: 15px;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
}

.product-price {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-color);
}

.product-price-discounted {
    font-size: 1.2rem;
    font-weight: 700;
    color: #dc3545;
}

.product-price-old {
    font-size: 0.9rem;
    color: var(--text-muted);
    text-decoration: line-through;
    margin-right: 5px;
}

/* --- Product Detail Custom Layout --- */
.detail-gallery {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
}

.detail-info-card {
    background: #fff;
    padding: 35px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    border: 1px solid rgba(15, 89, 107, 0.05);
}

.detail-price-box {
    background-color: var(--accent-gold);
    border-radius: 8px;
    padding: 20px;
    margin: 20px 0;
    border-left: 4px solid var(--secondary-color);
}

.member-discount-badge {
    background: var(--primary-color);
    color: #fff;
    padding: 3px 8px;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 4px;
    display: inline-block;
    margin-left: 10px;
    vertical-align: middle;
}

/* --- Custom Cart & Checkout Styles --- */
.cart-table th {
    background-color: var(--primary-color);
    color: #fff;
    font-weight: 600;
    border: none;
    padding: 15px;
}

.cart-table td {
    padding: 20px 15px;
    vertical-align: middle;
}

.quantity-control {
    display: flex;
    align-items: center;
    border: 1px solid #ced4da;
    border-radius: 20px;
    overflow: hidden;
    max-width: 120px;
}

.quantity-control button {
    background: transparent;
    border: none;
    width: 35px;
    height: 35px;
    font-weight: bold;
    color: var(--primary-color);
    transition: var(--transition);
}

.quantity-control button:hover {
    background-color: var(--grey-bg);
}

.quantity-control input {
    border: none;
    text-align: center;
    width: 50px;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--primary-dark);
}

.quantity-control input:focus {
    outline: none;
}

/* --- Premium Footer --- */
.footer {
    background-color: #ffffff;
    color: var(--text-main);
    padding: 70px 0 30px;
    font-size: 0.9rem;
    border-top: 5px solid var(--secondary-color);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.03);
}

.footer h5 {
    color: var(--primary-dark);
    font-size: 1.25rem;
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 10px;
}

.footer h5::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 40px;
    height: 2px;
    background-color: var(--secondary-color);
}

.footer a {
    color: var(--text-muted);
    text-decoration: none;
    transition: var(--transition);
    display: inline-block;
    margin-bottom: 10px;
}

.footer a:hover {
    color: var(--primary-color);
    transform: translateX(3px);
}

.footer-bottom {
    margin-top: 50px;
    padding-top: 25px;
    border-top: 1px solid rgba(0, 0, 0, 0.08);
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* --- Admin Sidebar & Layout --- */
.admin-wrapper {
    display: flex;
    min-height: 100vh;
}

.admin-sidebar {
    width: 260px;
    background-color: #ffffff;
    color: var(--text-main);
    transition: var(--transition);
    box-shadow: 4px 0 15px rgba(0, 0, 0, 0.03);
    z-index: 10;
    border-right: 1px solid rgba(0, 0, 0, 0.05);
}

.admin-sidebar-header {
    padding: 24px 20px;
    background-color: #f8f9fa;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.admin-sidebar-header h5 {
    color: var(--primary-color);
    margin: 0;
    font-size: 1.3rem;
}

.admin-nav {
    padding: 20px 0;
}

.admin-nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 25px;
    color: var(--text-main);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
    border-left: 4px solid transparent;
}

.admin-nav-item:hover, 
.admin-nav-item.active {
    color: var(--primary-color);
    background-color: rgba(15, 89, 107, 0.04);
    border-left-color: var(--secondary-color);
}

.admin-nav-item i {
    font-size: 1.1rem;
    width: 20px;
    text-align: center;
    color: var(--secondary-color);
}

.admin-content {
    flex-grow: 1;
    background-color: var(--grey-bg);
    padding: 30px;
    overflow-y: auto;
}

/* --- Animations --- */
@keyframes pulse {
    0% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.15); opacity: 0.7; }
    100% { transform: scale(1); opacity: 1; }
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    33% { transform: translateY(-12px) rotate(3deg); }
    66% { transform: translateY(-6px) rotate(-2deg); }
}

@keyframes floatReverse {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    33% { transform: translateY(10px) rotate(-4deg); }
    66% { transform: translateY(5px) rotate(3deg); }
}

@keyframes shimmer {
    0% { background-position: -200% center; }
    100% { background-position: 200% center; }
}

@keyframes ringPulse {
    0% { transform: scale(1); opacity: 0.6; }
    100% { transform: scale(2.2); opacity: 0; }
}

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

@keyframes fadeInScale {
    from { opacity: 0; transform: scale(0.85); }
    to { opacity: 1; transform: scale(1); }
}

@keyframes particleDrift {
    0% { transform: translate(0, 0) scale(1); opacity: 0.15; }
    50% { transform: translate(30px, -40px) scale(1.3); opacity: 0.08; }
    100% { transform: translate(0, 0) scale(1); opacity: 0.15; }
}

/* --- Values / Why Choose Airfood Section --- */
.values-section {
    position: relative;
    overflow: hidden;
    padding: 90px 0;
    background: linear-gradient(145deg, #0a3d4a 0%, #0f596b 45%, #167e96 75%, #0a3d4a 100%);
}

/* Animated mesh background */
.values-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 60% 50% at 20% 30%, rgba(197, 160, 89, 0.18) 0%, transparent 60%),
        radial-gradient(ellipse 50% 60% at 80% 70%, rgba(22, 126, 150, 0.35) 0%, transparent 55%),
        radial-gradient(ellipse 40% 40% at 60% 10%, rgba(197, 160, 89, 0.12) 0%, transparent 50%);
    pointer-events: none;
}

/* Floating geometric particles */
.values-particle {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    animation: particleDrift linear infinite;
}

.values-particle:nth-child(1) {
    width: 200px; height: 200px;
    top: -60px; left: -60px;
    background: radial-gradient(circle, rgba(197,160,89,0.15), transparent 70%);
    animation-duration: 8s;
}

.values-particle:nth-child(2) {
    width: 300px; height: 300px;
    bottom: -80px; right: -80px;
    background: radial-gradient(circle, rgba(22,126,150,0.2), transparent 70%);
    animation-duration: 12s;
    animation-delay: -4s;
}

.values-particle:nth-child(3) {
    width: 150px; height: 150px;
    top: 40%; left: 50%;
    background: radial-gradient(circle, rgba(197,160,89,0.1), transparent 70%);
    animation-duration: 10s;
    animation-delay: -2s;
}

/* Section heading */
.values-heading-wrap {
    text-align: center;
    margin-bottom: 60px;
    position: relative;
    z-index: 2;
}

.values-label {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--secondary-color);
    background: rgba(197, 160, 89, 0.12);
    border: 1px solid rgba(197, 160, 89, 0.3);
    padding: 6px 20px;
    border-radius: 30px;
    margin-bottom: 18px;
}

.values-title {
    font-family: var(--font-heading);
    font-size: 2.6rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 15px;
    line-height: 1.2;
}

.values-title span {
    background: linear-gradient(90deg, var(--secondary-color), #f0d080, var(--secondary-color));
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: shimmer 3s linear infinite;
}

.values-subtitle {
    color: rgba(255, 255, 255, 0.65);
    font-size: 1rem;
    max-width: 850px;
    margin: 0 auto;
    line-height: 1.7;
}

.values-divider {
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--secondary-color), #f0d080);
    border-radius: 3px;
    margin: 20px auto 0;
}

/* Value Cards */
.value-card-wrap {
    position: relative;
    z-index: 2;
}

.value-card-wrap.animate-in .value-card {
    animation: slideInUp 0.7s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    opacity: 0;
}

.value-card-wrap:nth-child(1).animate-in .value-card { animation-delay: 0.05s; }
.value-card-wrap:nth-child(2).animate-in .value-card { animation-delay: 0.2s; }
.value-card-wrap:nth-child(3).animate-in .value-card { animation-delay: 0.35s; }

.value-card {
    background: rgba(255, 255, 255, 0.07);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.13);
    border-radius: 20px;
    padding: 44px 32px 40px;
    text-align: center;
    height: 100%;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    cursor: default;
    position: relative;
    overflow: hidden;
}

/* Card top accent line */
.value-card::before {
    content: '';
    position: absolute;
    top: 0; left: 10%; right: 10%;
    height: 2px;
    border-radius: 0 0 4px 4px;
    background: linear-gradient(90deg, transparent, var(--secondary-color), transparent);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.value-card:hover::before {
    opacity: 1;
}

/* Card inner glow on hover */
.value-card::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 20px;
    background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(197, 160, 89, 0.1), transparent 60%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.value-card:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(197, 160, 89, 0.4);
    transform: translateY(-10px);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.25), 0 0 0 1px rgba(197, 160, 89, 0.2);
}

.value-card:hover::after {
    opacity: 1;
}

/* Icon area */
.value-icon-wrap {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 90px;
    height: 90px;
    margin: 0 auto 28px;
}

.value-icon-bg {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: rgba(197, 160, 89, 0.12);
    border: 1px solid rgba(197, 160, 89, 0.25);
    transition: var(--transition);
}

/* Animated ring */
.value-icon-ring {
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 1.5px solid rgba(197, 160, 89, 0.4);
    animation: ringPulse 2.5s ease-out infinite;
}

.value-card:nth-child(1) .value-icon-ring { animation-delay: 0s; }
.value-card:nth-child(2) .value-icon-ring { animation-delay: 0.8s; }
.value-card:nth-child(3) .value-icon-ring { animation-delay: 1.6s; }

.value-icon {
    position: relative;
    z-index: 1;
    font-size: 2rem;
    color: var(--secondary-color);
    transition: all 0.4s ease;
    animation: float 4s ease-in-out infinite;
}

.value-card:nth-child(1) .value-icon { animation-delay: 0s; }
.value-card:nth-child(2) .value-icon { animation-delay: 1.3s; }
.value-card:nth-child(3) .value-icon { animation-delay: 0.7s; }

.value-card:hover .value-icon {
    transform: scale(1.15);
    color: #f0d080;
    filter: drop-shadow(0 0 12px rgba(197, 160, 89, 0.6));
    animation-play-state: paused;
}

.value-card:hover .value-icon-bg {
    background: rgba(197, 160, 89, 0.2);
    border-color: rgba(197, 160, 89, 0.5);
    box-shadow: 0 0 20px rgba(197, 160, 89, 0.2);
}

/* Card text */
.value-card-title {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 14px;
    line-height: 1.3;
}

.value-card-desc {
    font-size: 0.92rem;
    color: rgba(255, 255, 255, 0.65);
    line-height: 1.75;
    margin-bottom: 0;
}

/* Number badge */
.value-card-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    background: var(--secondary-color);
    color: var(--primary-dark);
    font-size: 0.7rem;
    font-weight: 800;
    border-radius: 50%;
    position: absolute;
    top: 18px;
    right: 22px;
    font-family: var(--font-body);
    box-shadow: 0 4px 12px rgba(197, 160, 89, 0.4);
}

/* --- Responsive Utilities --- */
@media (max-width: 991.98px) {
    .hero-title {
        font-size: 2.5rem;
    }
    .admin-sidebar {
        width: 70px;
    }
    .admin-sidebar span {
        display: none;
    }
    .admin-sidebar-header h5 {
        font-size: 0.9rem;
        text-align: center;
    }
    .admin-nav-item {
        padding: 15px;
        justify-content: center;
    }
    .admin-nav-item i {
        font-size: 1.3rem;
    }
}

@media (max-width: 575.98px) {
    .hero-title {
        font-size: 2rem;
    }
    .detail-info-card {
        padding: 20px;
    }
    .product-price-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    .values-title {
        font-size: 1.9rem;
    }
    .values-section {
        padding: 60px 0;
    }
    .value-card {
        padding: 32px 22px 28px;
    }
}

@media (max-width: 767.98px) {
    .values-title {
        font-size: 2.1rem;
    }
    .value-card-wrap + .value-card-wrap {
        margin-top: 0;
    }
}

/* ============================================================
   UNIFIED PAGE STYLES — consistent across all inner pages
   ============================================================ */

/* --- Page Hero Banner (shared breadcrumb header) --- */
.page-hero {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 55%, var(--primary-light) 100%);
    padding: 64px 0 56px;
    position: relative;
    overflow: hidden;
}

.page-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 70% 60% at 90% 50%, rgba(197,160,89,0.18) 0%, transparent 60%),
        radial-gradient(ellipse 50% 70% at 10% 80%, rgba(22,126,150,0.25) 0%, transparent 55%);
    pointer-events: none;
}

.page-hero-pattern {
    position: absolute;
    inset: 0;
    background-image:
        repeating-linear-gradient(45deg, rgba(255,255,255,0.02) 0px, rgba(255,255,255,0.02) 1px, transparent 1px, transparent 20px),
        repeating-linear-gradient(-45deg, rgba(255,255,255,0.02) 0px, rgba(255,255,255,0.02) 1px, transparent 1px, transparent 20px);
    pointer-events: none;
}

.page-hero-content {
    position: relative;
    z-index: 2;
}

.page-hero-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--secondary-color);
    background: rgba(197,160,89,0.12);
    border: 1px solid rgba(197,160,89,0.3);
    padding: 5px 16px;
    border-radius: 30px;
    margin-bottom: 14px;
}

.page-hero-title {
    font-family: var(--font-heading);
    font-size: 2.8rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 10px;
    line-height: 1.2;
}

.page-hero-desc {
    font-size: 1rem;
    color: rgba(255,255,255,0.72);
    margin-bottom: 24px;
    max-width: 520px;
}

.page-hero .breadcrumb {
    background: transparent;
    padding: 0;
    margin: 0;
}

.page-hero .breadcrumb-item a {
    color: rgba(255,255,255,0.65);
    text-decoration: none;
    font-size: 0.85rem;
    transition: color 0.2s;
}

.page-hero .breadcrumb-item a:hover { color: var(--secondary-color); }

.page-hero .breadcrumb-item.active {
    color: var(--secondary-color);
    font-size: 0.85rem;
    font-weight: 600;
}

.page-hero .breadcrumb-item + .breadcrumb-item::before { color: rgba(255,255,255,0.4); }

.page-hero-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 160px;
    height: 160px;
    border-radius: 50%;
    background: rgba(255,255,255,0.06);
    border: 2px solid rgba(197,160,89,0.3);
    position: relative;
    margin-left: auto;
    animation: float 5s ease-in-out infinite;
}

.page-hero-icon::before {
    content: '';
    position: absolute;
    inset: -12px;
    border-radius: 50%;
    border: 1.5px dashed rgba(197,160,89,0.2);
    animation: spin 20s linear infinite;
}

@keyframes spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }

.page-hero-icon i {
    font-size: 4rem;
    color: var(--secondary-color);
    filter: drop-shadow(0 4px 16px rgba(197,160,89,0.5));
}

/* --- Unified Section Headings --- */
.section-heading { text-align: center; margin-bottom: 56px; }
.section-heading .section-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--secondary-color);
    margin-bottom: 12px;
}
.section-heading h2 {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 14px;
}
.section-heading p {
    color: var(--text-muted);
    font-size: 1rem;
    max-width: 560px;
    margin: 0 auto;
    line-height: 1.7;
}
.section-divider {
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 3px;
    margin: 16px auto 0;
}

/* --- About Stats Bar --- */
.about-stats-bar {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%);
    padding: 56px 0;
    position: relative;
    overflow: hidden;
}
.about-stats-bar::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 60% 80% at 80% 50%, rgba(197,160,89,0.15) 0%, transparent 60%);
    pointer-events: none;
}
.about-stat-item { text-align: center; position: relative; z-index: 2; padding: 20px; }
.about-stat-number {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
    color: var(--secondary-color);
    line-height: 1;
    margin-bottom: 8px;
    display: block;
}
.about-stat-label {
    font-size: 0.82rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: rgba(255,255,255,0.7);
}

/* --- About Feature Cards --- */
.about-feature-card {
    background: #fff;
    border-radius: 16px;
    padding: 32px 28px;
    border: 1px solid rgba(15,89,107,0.06);
    box-shadow: 0 8px 30px rgba(15,89,107,0.06);
    transition: var(--transition);
    height: 100%;
    position: relative;
    overflow: hidden;
}
.about-feature-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    opacity: 0;
    transition: opacity 0.3s ease;
}
.about-feature-card:hover { transform: translateY(-6px); box-shadow: 0 20px 50px rgba(15,89,107,0.1); border-color: rgba(197,160,89,0.2); }
.about-feature-card:hover::before { opacity: 1; }
.about-feature-icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    color: var(--primary-color);
    background: linear-gradient(135deg, rgba(15,89,107,0.08), rgba(197,160,89,0.1));
    margin-bottom: 20px;
    transition: var(--transition);
}
.about-feature-card:hover .about-feature-icon {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: #fff;
    transform: scale(1.08);
}
.about-feature-card h4 { font-size: 1.1rem; font-weight: 700; color: var(--primary-dark); margin-bottom: 10px; }
.about-feature-card p { font-size: 0.88rem; color: var(--text-muted); line-height: 1.7; margin: 0; }

/* --- Guide Step Cards --- */
.step-card {
    background: #fff;
    border-radius: 20px;
    padding: 36px 28px;
    border: 1px solid rgba(15,89,107,0.06);
    box-shadow: 0 6px 25px rgba(15,89,107,0.05);
    text-align: center;
    height: 100%;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}
.step-card:hover { transform: translateY(-8px); box-shadow: 0 20px 50px rgba(15,89,107,0.12); border-color: rgba(197,160,89,0.3); }
.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: #fff;
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 20px;
    box-shadow: 0 6px 20px rgba(15,89,107,0.25);
}
.step-card h5 { font-size: 1.05rem; font-weight: 700; color: var(--primary-dark); margin-bottom: 10px; }
.step-card p { font-size: 0.87rem; color: var(--text-muted); line-height: 1.7; margin: 0; }

/* --- News Cards (Homepage) --- */
.news-card {
    background: #fff;
    border-radius: 16px;
    border: 1px solid rgba(15,89,107,0.05);
    box-shadow: 0 6px 24px rgba(15,89,107,0.06);
    overflow: hidden;
    height: 100%;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
}
.news-card:hover { transform: translateY(-6px); box-shadow: 0 20px 48px rgba(15,89,107,0.1); border-color: rgba(197,160,89,0.2); }
.news-card-img-wrap { overflow: hidden; flex-shrink: 0; }
.news-card-img { width: 100%; height: 200px; object-fit: cover; transition: transform 0.5s ease; }
.news-card:hover .news-card-img { transform: scale(1.05); }
.news-card-body { padding: 24px; flex-grow: 1; display: flex; flex-direction: column; }
.news-card-date { font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: var(--secondary-color); margin-bottom: 10px; }
.news-card-title { font-size: 1.05rem; font-weight: 700; color: var(--primary-dark); line-height: 1.45; margin-bottom: 10px; }
.news-card-excerpt { font-size: 0.85rem; color: var(--text-muted); line-height: 1.7; flex-grow: 1; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.news-card-link { display: inline-flex; align-items: center; gap: 6px; font-size: 0.83rem; font-weight: 700; color: var(--primary-color); text-decoration: none; margin-top: 16px; transition: gap 0.2s ease, color 0.2s ease; }
.news-card-link:hover { color: var(--secondary-color); gap: 10px; }

/* --- Contact Page --- */
.contact-info-card {
    background: linear-gradient(160deg, #f0f8fb 0%, #ffffff 100%);
    border: 1px solid rgba(15,89,107,0.08);
    border-radius: 20px;
    padding: 36px 28px;
    box-shadow: 0 8px 30px rgba(15,89,107,0.06);
    height: 100%;
}
.contact-info-item { display: flex; align-items: flex-start; gap: 16px; padding: 16px 0; border-bottom: 1px solid rgba(0,0,0,0.05); }
.contact-info-item:last-of-type { border-bottom: none; }
.contact-info-icon {
    width: 46px; height: 46px;
    border-radius: 12px;
    background: linear-gradient(135deg, rgba(15,89,107,0.1), rgba(197,160,89,0.1));
    display: flex; align-items: center; justify-content: center;
    font-size: 1.1rem; color: var(--primary-color); flex-shrink: 0;
    transition: var(--transition);
}
.contact-info-item:hover .contact-info-icon { background: linear-gradient(135deg, var(--primary-color), var(--primary-light)); color: #fff; }
.contact-form-wrap {
    background: #fff;
    border-radius: 20px;
    padding: 40px 36px;
    border: 1px solid rgba(15,89,107,0.06);
    box-shadow: 0 8px 30px rgba(15,89,107,0.06);
}
.contact-form-wrap .form-control {
    border: 1.5px solid rgba(15,89,107,0.12);
    border-radius: 10px;
    padding: 12px 16px;
    font-size: 0.9rem;
    transition: border-color 0.25s, box-shadow 0.25s;
}
.contact-form-wrap .form-control:focus { border-color: var(--primary-color); box-shadow: 0 0 0 3px rgba(15,89,107,0.1); }

/* --- Inner page wrapper --- */
.inner-page-section { padding: 72px 0 80px; }
.inner-page-section.bg-light-teal { background: linear-gradient(180deg, #f0f8fb 0%, #ffffff 100%); }

/* --- Responsive --- */
@media (max-width: 767.98px) {
    .page-hero { padding: 48px 0 40px; }
    .page-hero-title { font-size: 2rem; }
    .page-hero-icon { display: none; }
    .about-stat-number { font-size: 2.2rem; }
    .contact-form-wrap { padding: 28px 20px; }
    .section-heading h2 { font-size: 1.8rem; }
}

/* --- Premium Brand Identity: Dropdown & Link Overrides to Eliminate Bootstrap Blue --- */
.dropdown-menu {
    border-radius: 12px !important;
    padding: 8px 0 !important;
    overflow: hidden;
}

.dropdown-item {
    color: var(--text-main) !important;
    transition: var(--transition) !important;
}

.dropdown-item:hover,
.dropdown-item:focus {
    background-color: rgba(15, 89, 107, 0.08) !important; /* Subtle Vietnam Airlines teal hover background */
    color: var(--primary-color) !important; /* Mòng két text */
}

.dropdown-item.active,
.dropdown-item:active {
    background-color: var(--primary-color) !important; /* Premium Vietnam Airlines teal background */
    color: #fff !important; /* White text */
}

/* Global Breadcrumb Overrides for non-banner pages */
.breadcrumb-item a {
    color: var(--primary-color) !important;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.15s ease;
}

.breadcrumb-item a:hover {
    color: var(--secondary-color) !important;
    text-decoration: underline;
}

.breadcrumb-item.active {
    color: var(--primary-dark) !important;
    font-weight: 600;
}

.breadcrumb-item + .breadcrumb-item::before {
    color: rgba(0, 0, 0, 0.25) !important;
}

/* --- Floating Actions & Sale Modal Styles --- */
.floating-actions-wrapper {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 1040;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.btn-floating-action {
    border: none;
    outline: none;
    border-radius: 50px;
    height: 52px;
    padding: 0 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    color: #fff;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.18);
    font-weight: 600;
    font-size: 0.88rem;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    width: 52px;
    overflow: hidden;
}

.btn-floating-action i {
    font-size: 1.25rem;
    flex-shrink: 0;
}

.btn-floating-action span {
    max-width: 0;
    overflow: hidden;
    white-space: nowrap;
    transition: max-width 0.4s ease, margin-left 0.4s ease;
    display: inline-block;
    opacity: 0;
    margin-left: 0;
}

.btn-floating-action:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.26);
    width: auto;
    padding: 0 22px;
}

.btn-floating-action:hover span {
    max-width: 200px;
    opacity: 1;
    margin-left: 8px;
}

/* Colors & animations */
.btn-promo-pulse {
    background: linear-gradient(135deg, #0f596b, #198099);
    border: 1px solid rgba(255, 255, 255, 0.1);
    animation: promoPulse 2s infinite;
}

.btn-hotline-pulse {
    background: linear-gradient(135deg, #d9534f, #c9302c);
    text-decoration: none;
    animation: hotlinePulse 2s infinite;
}

.btn-hotline-pulse:hover {
    color: #fff !important;
}

@keyframes promoPulse {
    0% {
        box-shadow: 0 0 0 0 rgba(15, 89, 107, 0.6);
    }
    70% {
        box-shadow: 0 0 0 12px rgba(15, 89, 107, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(15, 89, 107, 0);
    }
}

@keyframes hotlinePulse {
    0% {
        box-shadow: 0 0 0 0 rgba(217, 83, 79, 0.6);
    }
    70% {
        box-shadow: 0 0 0 12px rgba(217, 83, 79, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(217, 83, 79, 0);
    }
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}
.animate-bounce {
    animation: bounce 2s infinite ease-in-out;
}

@media (max-width: 575.98px) {
    .floating-actions-wrapper {
        bottom: 16px;
        right: 16px;
        gap: 8px;
    }
    .btn-floating-action {
        height: 46px;
        width: 46px;
    }
    .btn-floating-action i {
        font-size: 1.1rem;
    }
}

/* --- Premium Values Cards Redesign Custom Styles --- */
.value-card-divider {
    width: 50px;
    height: 1.5px;
    background: linear-gradient(90deg, transparent, var(--secondary-color) 20%, var(--secondary-color) 80%, transparent);
    margin: 18px auto;
    opacity: 0.8;
}

.value-card-list {
    margin: 20px 0 0;
    padding-left: 0;
    list-style: none;
    text-align: left;
    display: inline-block;
    width: 100%;
}

.value-card-item {
    display: flex;
    align-items: center;
    gap: 12px;
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.92rem;
    font-weight: 500;
    margin-bottom: 12px;
    line-height: 1.4;
    transition: var(--transition);
}

.value-card-item:last-child {
    margin-bottom: 0;
}

.value-card-item:hover {
    color: #ffffff;
    transform: translateX(4px);
}

.value-card-check {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    border: 1.5px solid var(--secondary-color);
    border-radius: 50%;
    color: var(--secondary-color);
    font-size: 0.65rem;
    flex-shrink: 0;
    background: rgba(197, 160, 89, 0.1);
    box-shadow: 0 0 8px rgba(197, 160, 89, 0.2);
}

.value-card-item:hover .value-card-check {
    background: var(--secondary-color);
    color: var(--primary-dark);
    box-shadow: 0 0 12px rgba(197, 160, 89, 0.5);
}

/* Override .value-card padding and align to make it extremely premium vertical card */
.value-card {
    padding: 40px 28px 36px !important;
}

/* Ensure uploaded images scale properly inside concentric rings */
.value-icon-wrap img.value-icon {
    width: 38px !important;
    height: 38px !important;
    object-fit: contain;
    position: relative;
    z-index: 2;
    filter: drop-shadow(0 0 4px rgba(197, 160, 89, 0.4));
    transition: var(--transition);
}

.value-card:hover .value-icon-wrap img.value-icon {
    transform: scale(1.1);
    filter: drop-shadow(0 0 10px rgba(197, 160, 89, 0.7));
}