/* ===================================
   CSS Custom Properties (Design System)
   =================================== */
:root {
    /* Background Colors */
    --color-bg-dark: #050505;
    --color-bg-medium: rgba(255, 255, 255, 0.08);
    --color-bg-light: rgba(255, 255, 255, 0.12);
    --color-bg-card: rgba(255, 255, 255, 0.08);

    /* Accent Colors */
    --color-primary: #dd2476;
    --color-primary-dark: #c41d66;
    --color-primary-light: #ff2e88;
    --color-secondary: #ffcc33;
    --color-accent: #ffcc33;
    --color-gradient: linear-gradient(135deg, #ff512f, #dd2476);

    /* Text Colors */
    --color-text-primary: #ffffff;
    --color-text-secondary: rgba(255, 255, 255, 0.75);
    --color-text-muted: rgba(255, 255, 255, 0.6);

    /* Status Colors */
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-error: #ef4444;

    /* Borders */
    --border-soft: rgba(255, 255, 255, 0.12);
    --border-lighter: rgba(255, 255, 255, 0.08);

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;

    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 20px rgba(221, 36, 118, 0.4);

    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 250ms ease-in-out;
    --transition-slow: 350ms ease-in-out;

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

/* ===================================
   Reset & Base Styles
   =================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background: var(--color-bg-dark);
    color: var(--color-text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg-medium);
}

::-webkit-scrollbar-thumb {
    background: var(--color-primary);
    border-radius: var(--radius-sm);
}

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

/* ===================================
   Container & Layout
   =================================== */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* ===================================
   Header
   =================================== */
.header {
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border-lighter);
    padding: var(--spacing-lg) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-lg);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo-icon {
    font-size: 2rem;
    filter: drop-shadow(0 0 10px rgba(99, 102, 241, 0.5));
}

.nav {
    display: flex;
    gap: var(--spacing-lg);
}

.nav-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    position: relative;
}

.nav-link:hover {
    color: var(--color-primary-light);
    background: rgba(99, 102, 241, 0.1);
}

.nav-link.active {
    color: var(--color-primary);
    background: rgba(99, 102, 241, 0.15);
}

/* ===================================
   3D Canvas Background
   =================================== */
#hero-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    z-index: -1;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    position: relative;
    padding: var(--spacing-2xl) 0;
    text-align: center;
    background: linear-gradient(180deg, rgba(221, 36, 118, 0.1) 0%, transparent 100%);
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-title {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, #f1f5f9, #cbd5e1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ===================================
   Filter Section
   =================================== */
.filter-section {
    margin-bottom: var(--spacing-xl);
}

.filter-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-text-primary);
}

.filter-buttons {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.filter-btn {
    background: var(--color-bg-card);
    backdrop-filter: blur(14px);
    border: 1px solid var(--border-soft);
    color: var(--color-text-secondary);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-lg);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.filter-btn:hover {
    background: rgba(99, 102, 241, 0.15);
    border-color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.filter-btn.active {
    background: var(--color-gradient);
    border-color: var(--color-primary);
    color: white;
    box-shadow: var(--shadow-glow);
}

.filter-icon {
    font-size: 1.25rem;
}

/* ===================================
   Location Banner
   =================================== */
.location-banner {
    background: linear-gradient(135deg, rgba(221, 36, 118, 0.15), rgba(255, 204, 51, 0.15));
    backdrop-filter: blur(14px);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    display: none;
}

.location-banner.show {
    display: block;
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }

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

.location-banner-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.location-icon {
    font-size: 1.5rem;
}

.location-banner-content p {
    flex: 1;
    margin: 0;
    color: var(--color-text-primary);
}

/* ===================================
   Buttons
   =================================== */
.btn-primary {
    background: var(--color-gradient);
    color: white;
    border: none;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.btn-text {
    background: transparent;
    color: var(--color-text-secondary);
    border: none;
    padding: var(--spacing-sm) var(--spacing-md);
    cursor: pointer;
    transition: color var(--transition-base);
}

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

/* ===================================
   Content Grid
   =================================== */
.content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

/* ===================================
   Map Section
   =================================== */
.map-section {
    background: var(--color-bg-card);
    backdrop-filter: blur(14px);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-xl);
}

.map-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.map-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--color-text-primary);
}

.map-stats {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.map-container {
    height: 600px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

/* ===================================
   Places Section
   =================================== */
.places-section {
    background: var(--color-bg-card);
    backdrop-filter: blur(14px);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-xl);
}

.places-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.places-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--color-text-primary);
}

.sort-select {
    background: var(--color-bg-medium);
    color: var(--color-text-primary);
    border: 1px solid var(--border-soft);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all var(--transition-base);
}

.sort-select:hover {
    border-color: var(--color-primary);
}

.places-list {
    max-height: 600px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

/* Place Card */
.place-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: all var(--transition-base);
    cursor: pointer;
}

.place-card:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--color-primary);
    transform: translateX(5px);
    box-shadow: var(--shadow-glow);
}

.place-card.nearby {
    border-color: var(--color-success);
    background: rgba(16, 185, 129, 0.1);
}

.place-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: var(--spacing-sm);
}

.place-name {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-xs);
}

.place-category {
    display: inline-block;
    background: rgba(255, 204, 51, 0.15);
    color: var(--color-secondary);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 500;
}

.place-rating {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    color: var(--color-accent);
    font-weight: 600;
}

.place-description {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.5;
}

.place-meta {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.place-meta-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.place-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.btn-action {
    flex: 1;
    background: rgba(221, 36, 118, 0.15);
    color: var(--color-primary-light);
    border: 1px solid var(--border-soft);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-base);
}

.btn-action:hover {
    background: var(--color-gradient);
    color: white;
    border-color: var(--color-primary);
}

/* ===================================
   Footer
   =================================== */
.footer {
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(14px);
    border-top: 1px solid var(--border-lighter);
    padding: var(--spacing-xl) 0;
    text-align: center;
    color: var(--color-text-muted);
}

/* ===================================
   Leaflet Customization
   =================================== */
.leaflet-popup-content-wrapper {
    background: var(--color-bg-card);
    backdrop-filter: blur(14px);
    color: var(--color-text-primary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-soft);
    box-shadow: var(--shadow-xl);
}

.leaflet-popup-tip {
    background: var(--color-bg-card);
}

.popup-content {
    padding: var(--spacing-sm);
}

.popup-title {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-primary);
}

.popup-category {
    color: var(--color-primary-light);
    font-size: 0.85rem;
    margin-bottom: var(--spacing-sm);
}

.popup-description {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-sm);
}

.popup-btn {
    background: var(--color-primary);
    color: white;
    border: none;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 0.85rem;
    width: 100%;
    transition: all var(--transition-base);
}

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

/* ===================================
   Responsive Design
   =================================== */
@media (max-width: 1024px) {
    .content-grid {
        grid-template-columns: 1fr;
    }

    .map-container {
        height: 400px;
    }
}

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

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

    .filter-buttons {
        gap: var(--spacing-sm);
    }

    .filter-btn {
        padding: var(--spacing-xs) var(--spacing-md);
        font-size: 0.85rem;
    }

    .location-banner-content {
        flex-direction: column;
        text-align: center;
    }

    .nav {
        gap: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .header-content {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .logo {
        font-size: 1.5rem;
    }

    .hero-title {
        font-size: 1.75rem;
    }

    .filter-buttons {
        justify-content: center;
    }

    .place-meta {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
}