:root {
    --primary-color: #f59e0b; /* Amber 500 - Beer color */
    --primary-hover: #d97706;
    --secondary-color: #6b7280;
    --secondary-hover: #4b5563;
    --background-color: #f3f4f6;
    --card-background: #ffffff;
    --text-color: #1f2937;
    --border-radius: 8px;
    --spacing: 1rem;
    --header-height: 80px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.5;
    height: 100vh;
    overflow: hidden; /* Prevent full page scroll, let panels scroll */
}

.container {
    display: flex;
    flex-direction: column;
    height: 100vh;
    max-width: 100%;
}

header {
    height: var(--header-height);
    background-color: var(--card-background);
    padding: 0 var(--spacing);
    display: flex;
    flex-direction: column;
    justify-content: center;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    z-index: 10;
}

header h1 {
    font-size: 1.5rem;
    color: var(--text-color);
}

.subtitle {
    font-size: 0.9rem;
    color: var(--secondary-color);
}

main {
    display: flex;
    flex: 1;
    overflow: hidden; /* Contain scroll within panels */
}

.left-panel {
    width: 400px;
    background-color: var(--card-background);
    padding: var(--spacing);
    overflow-y: auto;
    border-right: 1px solid #e5e7eb;
    display: flex;
    flex-direction: column;
    gap: var(--spacing);
    flex-shrink: 0;
}

.right-panel {
    flex: 1;
    position: relative;
}

.map {
    width: 100%;
    height: 100%;
}

/* Forms & Inputs */
.friends-section h2, .results-section h2 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.friend-input {
    background-color: #f9fafb;
    padding: 0.75rem;
    border-radius: var(--border-radius);
    margin-bottom: 0.75rem;
    border: 1px solid #e5e7eb;
}

.friend-input label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: var(--secondary-color);
}

.friend-input input {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid #d1d5db;
    border-radius: 4px;
    font-size: 0.9rem;
}

.friend-input input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(245, 158, 11, 0.2);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: background-color 0.2s;
    width: 100%;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

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

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

.btn-secondary {
    background-color: white;
    border: 1px solid #d1d5db;
    color: var(--text-color);
}

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

.btn-remove {
    background-color: #fee2e2;
    color: #ef4444;
    font-size: 0.8rem;
    padding: 0.25rem 0.5rem;
    margin-top: 0.5rem;
    width: auto;
}

.btn-remove:hover {
    background-color: #fecaca;
}

/* Results */
.hidden {
    display: none;
}

.results-section {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid #e5e7eb;
}

.meeting-point-info {
    background-color: #eff6ff;
    padding: 0.75rem;
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.bars-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.bar-item {
    background-color: white;
    border: 1px solid #e5e7eb;
    border-radius: var(--border-radius);
    padding: 0.75rem;
    cursor: pointer;
    transition: transform 0.1s, box-shadow 0.1s;
}

.bar-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-color);
}

.bar-item h4 {
    font-size: 1rem;
    margin-bottom: 0.25rem;
    color: var(--text-color);
}

.bar-item p {
    font-size: 0.85rem;
    color: var(--secondary-color);
    margin-bottom: 0.1rem;
}

.bar-rating {
    font-weight: bold;
    color: #f59e0b;
}

.loading, .error {
    text-align: center;
    padding: 1rem;
    color: var(--secondary-color);
}

.error {
    color: #ef4444;
}

/* Responsive */
@media (max-width: 768px) {
    body {
        height: auto;
        overflow: auto;
    }
    
    .container {
        height: auto;
        display: block;
    }
    
    main {
        flex-direction: column-reverse; /* Map on top usually better, but here maybe map second? Let's stick to column */
        display: block;
    }
    
    .left-panel {
        width: 100%;
        height: auto;
        overflow: visible;
    }
    
    .right-panel {
        height: 400px; /* Fixed height for map on mobile */
        width: 100%;
    }
}