/* Using Avenir system font */

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

:root {
    --forest-dark: #1a2e1a;
    --forest-medium: #2d4a2d;
    --forest-light: #4a6b4a;
    --sage-green: #8fbc8f;
    --moss-green: #9caf88;
    --earth-brown: #8b7355;
    --light-earth: #c4a57b;
    --warm-cream: #faf8f5;
    --parchment: #f4f1eb;
    --stone-gray: #6b7280;
    --charcoal: #374151;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-muted: #9ca3af;
    --border: #e5e7eb;
    --border-hover: #d1d5db;
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.05), 0 1px 2px -1px rgb(0 0 0 / 0.05);
    --shadow-lg: 0 4px 6px -1px rgb(0 0 0 / 0.05), 0 2px 4px -1px rgb(0 0 0 / 0.05);
    --radius: 0.125rem;
    --radius-md: 0.25rem;
    --radius-lg: 0.375rem;
}

body {
    font-family: 'Avenir', 'Avenir Next', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--warm-cream);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    font-feature-settings: 'cv11', 'ss01';
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 3rem 2rem 2rem 2rem;
}

header {
    text-align: center;
    margin-bottom: 0;
    background: linear-gradient(180deg, var(--forest-dark) 0%, var(--forest-medium) 100%);
    color: var(--warm-cream);
    padding: 3rem 2rem;
    width: 100%;
    border-bottom: 3px solid var(--earth-brown);
    position: relative;
}

header h1 {
    font-size: 3rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--warm-cream);
    letter-spacing: -0.025em;
}

header p {
    font-size: 1.125rem;
    font-weight: 400;
    color: var(--sage-green);
    margin: 0;
}

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

.progress-bar-container {
    background: white;
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
    text-align: center;
}

.progress-bar {
    width: 100%;
    height: 20px;
    background: var(--parchment);
    border-radius: 10px;
    overflow: hidden;
    border: 2px solid var(--border);
    margin-bottom: 1rem;
    position: relative;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--sage-green) 0%, var(--forest-medium) 100%);
    border-radius: 8px;
    width: 0%;
    transition: width 0.6s ease-in-out;
    position: relative;
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.3) 50%, transparent 100%);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.progress-text {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--forest-dark);
    letter-spacing: -0.025em;
}

.map-container {
    margin-bottom: 3rem;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
    background: white;
}

#map {
    height: 600px;
    width: 100%;
}

.controls {
    background: white;
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
}

.controls h2 {
    color: var(--forest-dark);
    margin-bottom: 2rem;
    font-size: 1.75rem;
    font-weight: 600;
    letter-spacing: -0.025em;
}

.sort-controls {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    padding: 1.5rem;
    background: var(--parchment);
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
}

.sort-controls label {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.9rem;
    letter-spacing: -0.01em;
}

#sort-select {
    padding: 0.75rem 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 0.9rem;
    background: white;
    color: var(--text-primary);
    font-weight: 500;
    transition: all 0.2s ease;
    font-family: inherit;
}

#sort-select:focus {
    outline: none;
    border-color: var(--forest-medium);
    box-shadow: 0 0 0 3px rgba(77, 107, 77, 0.1);
}

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

button {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: inherit;
    letter-spacing: -0.01em;
}

#clear-all {
    background: var(--stone-gray);
    color: white;
    box-shadow: var(--shadow);
}

#clear-all:hover {
    background: var(--charcoal);
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

#export-data {
    background: var(--forest-medium);
    color: white;
    box-shadow: var(--shadow);
}

#export-data:hover {
    background: var(--forest-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

#import-data {
    background: var(--earth-brown);
    color: white;
    box-shadow: var(--shadow);
}

#import-data:hover {
    background: var(--charcoal);
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.stats {
    background: var(--moss-green);
    padding: 2rem;
    border-radius: var(--radius-md);
    margin-bottom: 2rem;
    text-align: center;
    font-size: 1.25rem;
    font-weight: 600;
    color: white;
    border: 1px solid var(--sage-green);
    letter-spacing: -0.025em;
}

.park-list {
    max-height: 600px;
    overflow-y: auto;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: white;
    box-shadow: var(--shadow);
}

.park-list::-webkit-scrollbar {
    width: 8px;
}

.park-list::-webkit-scrollbar-track {
    background: var(--parchment);
    border-radius: var(--radius);
}

.park-list::-webkit-scrollbar-thumb {
    background: var(--border-hover);
    border-radius: var(--radius);
}

.park-list::-webkit-scrollbar-thumb:hover {
    background: var(--stone-gray);
}

.park-item {
    border-bottom: 1px solid var(--border);
    transition: all 0.2s ease;
    position: relative;
}

.park-item:hover {
    background: var(--parchment);
}

.park-item:last-child {
    border-bottom: none;
}

.park-checkbox {
    display: flex;
    align-items: center;
    padding: 1.25rem 1.5rem;
    cursor: pointer;
    gap: 1rem;
    width: 100%;
    position: relative;
}

.park-checkbox input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 24px;
    height: 24px;
    border: 2px solid var(--border-hover);
    border-radius: var(--radius);
    position: relative;
    transition: all 0.2s ease;
    flex-shrink: 0;
    background: white;
}

.park-checkbox input[type="checkbox"]:checked + .checkmark {
    background: var(--light-earth);
    border-color: var(--light-earth);
}

.park-checkbox input[type="checkbox"]:checked + .checkmark::after {
    content: '🌲';
    position: absolute;
    font-size: 14px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.park-name {
    font-weight: 600;
    color: var(--text-primary);
    flex: 1;
    letter-spacing: -0.01em;
    transition: color 0.2s ease;
}

.park-checkbox:hover .park-name {
    color: var(--forest-medium);
}

.park-city {
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    background: var(--parchment);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.park-popup {
    min-width: 280px;
    max-width: 400px;
    font-family: inherit;
}

.park-popup h3 {
    color: var(--forest-dark);
    margin-bottom: 1rem;
    font-size: 1.25rem;
    font-weight: 600;
    letter-spacing: -0.025em;
}

.park-popup p {
    margin-bottom: 0.75rem;
    font-size: 0.9rem;
    line-height: 1.5;
}

.park-popup strong {
    color: var(--text-primary);
    font-weight: 600;
}

.popup-buttons {
    display: flex;
    gap: 0.75rem;
    margin-top: 1.25rem;
}

.visit-btn {
    background: var(--forest-medium);
    color: white;
    padding: 0.75rem 1rem;
    border: none;
    border-radius: var(--radius);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    flex: 1;
    transition: all 0.2s ease;
    font-family: inherit;
    box-shadow: var(--shadow);
}

.visit-btn:hover {
    background: var(--forest-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.website-btn {
    background: var(--earth-brown);
    color: white !important;
    padding: 0.75rem 1rem;
    border: none;
    border-radius: var(--radius);
    font-size: 0.875rem;
    font-weight: 600;
    text-decoration: none !important;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    flex: 1;
    transition: all 0.2s ease;
    font-family: inherit;
    box-shadow: var(--shadow);
}

.website-btn:hover {
    background: var(--charcoal);
    color: white !important;
    text-decoration: none !important;
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.website-btn:visited {
    color: white !important;
    text-decoration: none !important;
}

.website-btn:link {
    color: white !important;
    text-decoration: none !important;
}

.leaflet-popup-content-wrapper {
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
    background: white;
}

.leaflet-popup-tip {
    background: white;
}

.leaflet-popup-close-button {
    color: var(--text-muted);
    font-size: 24px;
    font-weight: 600;
    padding: 8px;
    transition: color 0.2s ease;
}

.leaflet-popup-close-button:hover {
    color: var(--text-primary);
}

/* Custom scrollbar for the whole page */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--border-hover) var(--surface-hover);
}

*::-webkit-scrollbar {
    width: 10px;
}

*::-webkit-scrollbar-track {
    background: var(--surface-hover);
    border-radius: var(--radius);
}

*::-webkit-scrollbar-thumb {
    background: var(--border-hover);
    border-radius: var(--radius);
}

*::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .container {
        padding: 1.5rem;
    }

    header h1 {
        font-size: 3rem;
    }

    #map {
        height: 500px;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }

    header {
        padding: 3rem 1.5rem;
    }

    header h1 {
        font-size: 2.5rem;
    }

    header p {
        font-size: 1.125rem;
    }

    #map {
        height: 400px;
    }

    .controls {
        padding: 2rem;
    }

    .sort-controls {
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
        padding: 1.25rem;
    }

    .sort-controls > * {
        width: 100%;
    }

    .stats {
        font-size: 1.25rem;
        padding: 1.5rem;
    }

    .park-list {
        max-height: 450px;
    }

    .park-checkbox {
        padding: 1rem 1.25rem;
    }

    .popup-buttons {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0.75rem;
    }

    header {
        padding: 2.5rem 1rem;
    }

    header h1 {
        font-size: 2rem;
    }

    header p {
        font-size: 1rem;
    }

    .controls h2 {
        font-size: 1.5rem;
    }

    .controls h2::before {
        width: 2rem;
        height: 2rem;
        font-size: 1rem;
    }

    #map {
        height: 350px;
    }

    .controls {
        padding: 1.5rem;
    }

    .sort-controls {
        padding: 1rem;
    }

    .stats {
        font-size: 1.125rem;
        padding: 1.25rem;
    }

    .park-list {
        max-height: 350px;
    }

    .park-checkbox {
        padding: 0.875rem 1rem;
        gap: 0.75rem;
    }

    .park-name {
        font-size: 0.9rem;
    }

    .park-city {
        font-size: 0.8rem;
        padding: 0.2rem 0.5rem;
    }

    .park-popup {
        min-width: 250px;
    }
}

/* Credits Footer */
.credits {
    text-align: center;
    margin-top: 3rem;
    padding: 2rem;
    background: var(--parchment);
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
}

.credits p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 0 0 0.75rem 0;
    font-weight: 500;
    line-height: 1.5;
}

.credits p:last-child {
    margin-bottom: 0;
}

.credits a {
    color: var(--forest-medium);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.2s ease;
}

.credits a:hover {
    color: var(--forest-dark);
    text-decoration: underline;
}