:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary: #f97316;
    --secondary-dark: #ea580c;
    --light: #f8fafc;
    --dark: #0f172a;
    --gray: #64748b;
    --gray-light: #e2e8f0;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --border-radius: 0.5rem;
    --box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --transition: all 0.3s ease;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: #f1f5f9;
    color: var(--dark);
    line-height: 1.6;
}

/* Header Styles */
.navbar {
    background-color: white;
    box-shadow: var(--box-shadow);
    padding: 0.75rem 0;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--dark);
}

.navbar-brand span {
    color: var(--primary);
}

.nav-link {
    font-weight: 500;
    color: var(--dark);
    padding: 0.5rem 1rem;
    transition: var(--transition);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
    transform: translateX(-50%);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 70%;
}

.dropdown-menu {
    border: none;
    box-shadow: var(--box-shadow);
    border-radius: var(--border-radius);
    padding: 0.5rem 0;
}

.dropdown-item {
    padding: 0.5rem 1.5rem;
    font-weight: 500;
    transition: var(--transition);
}

.dropdown-item:hover {
    background-color: rgba(37, 99, 235, 0.1);
    color: var(--primary);
    padding-left: 1.75rem;
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.user-avatar {
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    background-color: var(--primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.875rem;
}

.user-name {
    font-weight: 500;
    font-size: 0.875rem;
}

/* Hero Section */
.hero-section {
    background: linear-gradient(rgba(15, 23, 42, 0.7), rgba(15, 23, 42, 0.7)), url('../images/welcome-hero/banner.jpg') no-repeat center center;
    background-size: cover;
    background-position: center;
    color: white;
    text-align: center;
    align-items: center;
    justify-content: center;
    display: flex;
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.hero-subtitle {
    font-size: 1.125rem;
    max-width: 700px;
    margin: 0 auto 1.5rem;
    opacity: 0.9;
}

.search-container {
    max-width: 600px;
    margin: 0 auto;
    position: relative;
}

.search-input {
    width: 100%;
    padding: 1rem 1.5rem;
    border-radius: 9999px;
    border: none;
    box-shadow: var(--box-shadow);
    font-size: 1rem;
    padding-right: 3rem;
}

.search-btn {
    position: absolute;
    right: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    background: var(--primary);
    color: white;
    border: none;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

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

/* Filter Section */
.filter-section {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.filter-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.filter-group {
    margin-bottom: 1rem;
}

.filter-label {
    font-weight: 500;
    margin-bottom: 0.5rem;
    display: block;
}

.filter-select {
    width: 100%;
    padding: 0.5rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--gray-light);
    transition: var(--transition);
}

.filter-select:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.2);
}

.price-range {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.price-input {
    width: 100%;
    padding: 0.5rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--gray-light);
    transition: var(--transition);
}

.price-input:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.2);
}

.filter-btn {
    background-color: var(--primary);
    color: white;
    border: none;
    padding: 0.5rem 1.5rem;
    border-radius: var(--border-radius);
    font-weight: 500;
    transition: var(--transition);
    width: 100%;
    margin-top: 1rem;
}

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

/* Trip Cards */
.trip-card {
    background-color: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
    position: relative;
}

.trip-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.trip-card-img {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.trip-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.trip-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background-color: var(--primary);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    z-index: 1;
}

.trip-badge.sold-out {
    background-color: var(--danger);
}

.trip-content {
    padding: 1.5rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.trip-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--dark);
    transition: var(--transition);
}

.trip-card:hover .trip-title {
    color: var(--primary);
}

.trip-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.trip-meta-item {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.875rem;
    color: var(--gray);
}

.trip-rating {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    margin-bottom: 0.75rem;
}

.rating-stars {
    color: var(--warning);
}

.rating-count {
    font-size: 0.875rem;
    color: var(--gray);
}

.trip-description {
    font-size: 0.875rem;
    color: var(--gray);
    margin-bottom: 1.5rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex-grow: 1;
}

.trip-price {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 1rem;
}

.trip-price span {
    font-size: 0.875rem;
    font-weight: 400;
    color: var(--gray);
}

.trip-actions {
    display: flex;
    gap: 0.5rem;
}

.btn-primary {
    background-color: var(--primary);
    border-color: var(--primary);
    color: white;
    font-weight: 500;
    padding: 0.5rem 1.5rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
    /* flex-grow: 1; */
}

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

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--gray-light);
    color: var(--gray);
    font-weight: 500;
    padding: 0.5rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
}

.btn-outline:hover {
    background-color: var(--gray-light);
    color: var(--dark);
}

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

/* Pagination */
.pagination-container {
    display: flex;
    justify-content: center;
    margin-top: 3rem;
    margin-bottom: 3rem;
}

.pagination {
    display: flex;
    gap: 0.5rem;
}

.page-item {
    list-style: none;
}

.page-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: var(--border-radius);
    background-color: white;
    color: var(--dark);
    font-weight: 500;
    transition: var(--transition);
    text-decoration: none;
    box-shadow: var(--box-shadow);
}

.page-link:hover {
    background-color: var(--primary);
    color: white;
}

.page-item.active .page-link {
    background-color: var(--primary);
    color: white;
}

/* Footer */
.footer {
    background-color: var(--dark);
    color: white;
    padding: 3rem 0 1.5rem;
}

.footer-logo {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-logo span {
    color: var(--primary);
}

.footer-description {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
}

.footer-heading {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.footer-heading::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 3rem;
    height: 2px;
    background-color: var(--primary);
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-links a:hover {
    color: white;
    padding-left: 0.5rem;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
    transition: var(--transition);
}

.social-link:hover {
    background-color: var(--primary);
    transform: translateY(-3px);
}

.copyright {
    text-align: center;
    padding-top: 1.5rem;
    margin-top: 3rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 991.98px) {
    .hero-title {
        font-size: 2rem;
    }

    .filter-section {
        margin-bottom: 2rem;
    }
}

@media (max-width: 767.98px) {
    .hero-title {
        font-size: 1.75rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .search-input {
        padding: 0.75rem 1.25rem;
    }

    .trip-card-img {
        height: 180px;
    }
}

@media (max-width: 575.98px) {
    .hero-section {
        padding: 3rem 0;
    }

    .hero-title {
        font-size: 1.5rem;
    }

    .filter-title {
        font-size: 1.125rem;
    }

    .trip-title {
        font-size: 1.125rem;
    }

    .trip-price {
        font-size: 1.125rem;
    }
}

.hero-carousel .hero-item {
    width: 100%;
    height: 80vh;
    /* penuh satu paparan skrin */
    background-size: cover;
    background-position: center;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-caption {
    text-align: center;
    color: white;
    padding: 0 1rem;
    max-width: 800px;
    margin: 0 auto;
    z-index: 2;
    position: relative;
}

.hero-item::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    /* lapisan gelap supaya teks lebih jelas */
    z-index: 1;
}