:root {
    --primary: #E11D48; /* Red */
    --primary-hover: #be123c;
    --secondary: #0EA5E9; /* Blue */
    --bg-body: #F9FAFB;
    --bg-card: #FFFFFF;
    --text-main: #111827;
    --text-muted: #6B7280;
    --border-color: #E5E7EB;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --radius: 0.75rem;
    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Inter', sans-serif;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--bg-body);
    color: var(--text-main);
    line-height: 1.5;
    padding-top: 70px;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--text-main);
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.2s;
}

/* Utilities */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius);
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all 0.2s;
}

.btn-primary {
    background-color: var(--primary);
    color: white;
}

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

.btn-secondary {
    background-color: white;
    color: var(--text-main);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background-color: #f3f4f6;
}

.btn-outline {
    background: transparent;
    border: 2px dashed var(--border-color);
    color: var(--text-muted);
    width: 100%;
}

.btn-outline:hover {
    border-color: var(--secondary);
    color: var(--secondary);
}

.full-width {
    width: 100%;
}

.bg-light {
    background-color: white;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 70px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    display: flex;
    align-items: center;
}

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

.logo {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-muted);
}

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

.mobile-menu-btn {
    display: none;
    cursor: pointer;
    font-size: 1.5rem;
}

/* Hero */
.hero {
    position: relative;
    height: 500px;
    background-image: url('images/hero.jpg');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    margin-top: -70px; /* Offset navbar */
    padding-top: 70px;
}

.hero-overlay {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0, 0, 0, 0.4);
}

.hero-content {
    position: relative;
    color: white;
    z-index: 1;
    max-width: 700px;
}

.hero-content h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 1rem;
    color: white;
}

.hero-content p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

/* Sections */
.section {
    padding: 5rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h2 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.section-header p {
    color: var(--text-muted);
}

/* Grids */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

/* Category Card */
.category-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s, box-shadow 0.2s;
    border: 1px solid var(--border-color);
    display: block;
}

.category-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.cat-img-wrapper {
    height: 200px;
    overflow: hidden;
}

.cat-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

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

.cat-content {
    padding: 1.5rem;
}

.cat-content h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.cat-content p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Tips Grid */
.tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.tip-card {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
}

.tip-icon {
    width: 50px;
    height: 50px;
    background: #E0F2FE;
    color: var(--secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.tip-card h3 {
    margin-bottom: 0.75rem;
}

.tip-card p {
    color: var(--text-muted);
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.tip-card a {
    color: var(--primary);
    font-weight: 600;
    font-size: 0.9rem;
}

/* Explore Page */
.layout-sidebar {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: 2rem;
    padding: 3rem 1.5rem;
}

.filters h3 {
    font-size: 1rem;
    margin-bottom: 1rem;
}

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

.filter-group input[type="text"],
.filter-group select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    font-family: inherit;
}

.checkbox-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
    cursor: pointer;
}

.places-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.place-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    position: relative;
}

.place-img {
    height: 180px;
    width: 100%;
    object-fit: cover;
}

.place-info {
    padding: 1rem;
}

.place-tag {
    display: inline-block;
    background: #F3F4F6;
    color: var(--text-muted);
    font-size: 0.75rem;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    margin-bottom: 0.5rem;
}

.place-name {
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
}

.place-hood {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.place-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 0.5rem;
    border-top: 1px solid #f3f4f6;
}

.btn-save {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-muted);
    font-size: 1.1rem;
    transition: color 0.2s;
}

.btn-save:hover, .btn-save.saved {
    color: var(--primary);
}

/* Planner */
.planner-header {
    padding: 2rem 0;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 2rem;
}

.planner-controls {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}

.planner-controls input {
    padding: 0.5rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
}

.date-inputs {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.planner-layout {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 2rem;
    height: calc(100vh - 250px);
    min-height: 500px;
}

.planner-sidebar {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 1rem;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.search-mini {
    position: relative;
    margin-bottom: 1rem;
}

.search-mini i {
    position: absolute;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 0.8rem;
}

.search-mini input {
    width: 100%;
    padding: 0.5rem 0.5rem 0.5rem 2rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
}

.draggable-list {
    overflow-y: auto;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.drag-item {
    background: #F9FAFB;
    padding: 0.75rem;
    border-radius: 6px;
    cursor: grab;
    border: 1px solid transparent;
    display: flex;
    gap: 0.75rem;
}

.drag-item:hover {
    border-color: var(--secondary);
}

.drag-item img {
    width: 50px;
    height: 50px;
    border-radius: 4px;
    object-fit: cover;
}

.drag-info h4 {
    font-size: 0.9rem;
    margin-bottom: 0.2rem;
}

.drag-info span {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.planner-main {
    overflow-y: auto;
    padding-right: 0.5rem;
}

.days-container {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.trip-day {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 1.5rem;
}

.day-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid #f3f4f6;
}

.day-slots {
    min-height: 100px;
    background: #F9FAFB;
    border-radius: 6px;
    padding: 0.5rem;
    border: 2px dashed #E5E7EB;
}

.empty-slot-msg {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
    padding: 2rem;
    pointer-events: none;
}

/* Forms */
.page-top-margin {
    padding-top: 2rem;
    margin-bottom: 4rem;
}

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-size: 0.9rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    font-family: inherit;
    font-size: 0.95rem;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--secondary);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

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

.footer-container {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-bottom {
    text-align: center;
    font-size: 0.9rem;
    color: var(--text-muted);
    padding-top: 2rem;
    border-top: 1px solid #f3f4f6;
}

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

.social-icons a {
    width: 36px;
    height: 36px;
    background: #F3F4F6;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: var(--text-main);
    transition: all 0.2s;
}

.social-icons a:hover {
    background: var(--primary);
    color: white;
}

.footer-links ul {
    list-style: none;
    margin-top: 1rem;
}

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

/* Mobile Responsive */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }

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

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

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

    .planner-sidebar {
        height: 300px;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
    }
}

/* Tabs */
.tabs {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.tab-btn {
    padding: 0.75rem 1.5rem;
    background: none;
    border: none;
    font-weight: 500;
    color: var(--text-muted);
    cursor: pointer;
    border-bottom: 2px solid transparent;
}

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

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.empty-state {
    text-align: center;
    padding: 4rem;
    background: white;
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
    grid-column: 1 / -1;
}

.empty-state i {
    font-size: 3rem;
    color: #E5E7EB;
    margin-bottom: 1rem;
}

.empty-state a {
    color: var(--secondary);
    font-weight: 600;
}