/* ===========================
   Reset and Base Styles
   =========================== */

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size: 16px;
    line-height: 1.5;
    color: #333;
    overflow: hidden;
}

/* ===========================
   Layout
   =========================== */

#app {
    display: flex;
    height: 100vh;
    width: 100vw;
    position: relative;
}

/* ===========================
   Map Container
   =========================== */

#map {
    flex: 1;
    height: 100vh;
    z-index: 1;
}

/* ===========================
   Control Panel (Top-left overlay)
   =========================== */

.control-panel {
    position: absolute;
    top: 20px;
    left: 20px;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    padding: 15px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    display: flex;
    flex-direction: column;
    gap: 12px;
    min-width: 220px;
}

.btn-geolocate {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: #007bff;
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: background 0.2s;
}

.btn-geolocate:hover {
    background: #0056b3;
}

.btn-geolocate:active {
    background: #004085;
}

.btn-geolocate:disabled {
    background: #6c757d;
    cursor: not-allowed;
}

.btn-geolocate.loading {
    background: #6c757d;
    position: relative;
}

.btn-geolocate.loading .icon {
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.4;
    }
}

.btn-geolocate .icon {
    font-size: 18px;
}

.radius-selector {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.radius-selector label {
    font-size: 13px;
    font-weight: 500;
    color: #555;
}

.radius-dropdown {
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
    background: white;
    cursor: pointer;
    transition: border-color 0.2s;
}

.radius-dropdown:hover {
    border-color: #007bff;
}

.radius-dropdown:focus {
    outline: none;
    border-color: #007bff;
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

.radius-dropdown:disabled {
    background: #f5f5f5;
    cursor: not-allowed;
    opacity: 0.7;
}

.radius-dropdown.loading {
    background: linear-gradient(90deg, #ffffff 0%, #f0f0f0 50%, #ffffff 100%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

/* ===========================
   Results Panel (Right sidebar)
   =========================== */

.results-panel {
    width: 400px;
    height: 100vh;
    background: white;
    border-left: 1px solid #ddd;
    display: flex;
    flex-direction: column;
    z-index: 10;
    box-shadow: -2px 0 10px rgba(0, 0, 0, 0.1);
}

.panel-header {
    padding: 20px;
    border-bottom: 1px solid #eee;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #f8f9fa;
}

.panel-header h2 {
    font-size: 20px;
    font-weight: 600;
    color: #222;
}

.btn-close {
    display: none;
    background: transparent;
    border: none;
    font-size: 24px;
    color: #666;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    line-height: 1;
}

.btn-close:hover {
    color: #000;
}

.panel-content {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
}

/* ===========================
   Welcome Message
   =========================== */

.welcome-message {
    text-align: center;
    padding: 40px 20px;
    color: #666;
}

.welcome-message p {
    font-size: 15px;
    line-height: 1.6;
}

/* ===========================
   Station List (for future phases)
   =========================== */

.station-list {
    list-style: none;
}

.station-item {
    padding: 15px;
    border-bottom: 1px solid #eee;
    cursor: pointer;
    transition: background 0.2s;
}

.station-item:hover {
    background: #f8f9fa;
}

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

.station-name {
    font-weight: 600;
    font-size: 15px;
    color: #222;
    margin-bottom: 4px;
}

.station-brand {
    font-size: 13px;
    color: #007bff;
}

.station-brand-row {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 6px;
}

.station-brand-row .service-icons {
    margin: 0;
    font-size: 14px;
}

.station-address {
    font-size: 13px;
    color: #666;
    margin-bottom: 6px;
}

.station-distance {
    font-size: 12px;
    color: #999;
}

.station-hours {
    font-size: 12px;
    color: #999;
    white-space: pre-line;
    margin-top: 6px;
    line-height: 1.4;
}

/* ===========================
   Service Icons
   =========================== */

.service-icons {
    display: inline-flex;
    gap: 6px;
    font-size: 16px;
    margin: 4px 0;
}

/* ===========================
   Loading Spinner (for future phases)
   =========================== */

.loading {
    text-align: center;
    padding: 40px 20px;
}

.spinner {
    border: 3px solid #f3f3f3;
    border-top: 3px solid #007bff;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 0 auto 15px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* ===========================
   Error and Empty States (for future phases)
   =========================== */

.error-message,
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: #666;
}

.error-message {
    color: #dc3545;
}

/* ===========================
   Responsive Design - Tablet
   =========================== */

@media (max-width: 1024px) {
    .results-panel {
        width: 350px;
    }
}

/* ===========================
   Responsive Design - Mobile
   =========================== */

@media (max-width: 768px) {
    #app {
        flex-direction: column;
    }

    #map {
        width: 100vw;
        height: 100vh;
    }

    .results-panel {
        position: absolute;
        bottom: 0;
        left: 0;
        right: 0;
        width: 100%;
        height: 50vh;
        max-height: 70vh;
        border-left: none;
        border-top: 2px solid #007bff;
        border-radius: 12px 12px 0 0;
        transform: translateY(0);
        transition: transform 0.3s ease;
    }

    .results-panel.hidden {
        transform: translateY(calc(100% - 60px));
    }

    .btn-close {
        display: block;
    }

    .control-panel {
        top: 10px;
        left: 10px;
        min-width: 200px;
        padding: 12px;
    }

    .btn-geolocate {
        font-size: 13px;
        padding: 8px 12px;
    }

    .radius-dropdown {
        font-size: 13px;
    }
}

/* ===========================
   Brand Markers
   =========================== */

/* Styling for brand-specific markers */
.brand-marker {
    /*border-radius: 4px; */
    /*box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3); */
    transition: transform 0.2s ease; 
}

/* Hover effect for brand markers */
.leaflet-marker-icon.brand-marker:hover {
    transform: scale(1.1);
    z-index: 1000 !important;
}

/* Ensure brand logos have proper rendering */
.brand-marker img {
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
}

/* ===========================
   Accessibility
   =========================== */

button:focus,
select:focus {
    outline: 2px solid #007bff;
    outline-offset: 2px;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}