/**
 * Developer Chat Pro v3.7.0 - Enhanced Styles
 * Includes: Resizable panels, Distance slider, Gender filter, Mobile optimizations
 */

/* ========== Resizable Panels ========== */
.dcp-chat-wrapper {
    position: relative;
    display: flex;
    width: 100%;
    height: 600px;
}

#dcp-resize-handle {
    position: absolute;
    left: 300px;
    top: 0;
    bottom: 0;
    width: 8px;
    background: #e5e7eb;
    cursor: col-resize;
    z-index: 100;
    transition: background 0.2s;
}

#dcp-resize-handle:hover {
    background: #6366f1;
}

#dcp-resize-handle.dragging {
    background: #4f46e5;
}

.dcp-sidebar {
    min-width: 200px;
    max-width: 500px;
    transition: width 0.3s ease;
}

.dcp-chat-container {
    flex: 1;
}

body.resizing {
    user-select: none;
}

/* ========== Distance Slider ========== */
#dcp-distance-filter {
    padding: 15px;
    border-bottom: 1px solid #e5e7eb;
    background: #f9fafb;
}

#dcp-distance-slider {
    width: 100%;
    height: 6px;
    border-radius: 3px;
    outline: none;
    cursor: pointer;
    -webkit-appearance: none;
    appearance: none;
    background: linear-gradient(to right, #6366f1 0%, #6366f1 100%, #e5e7eb 100%);
}

#dcp-distance-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #6366f1;
    cursor: pointer;
    border: 3px solid white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

#dcp-distance-slider::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #6366f1;
    cursor: pointer;
    border: 3px solid white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

#dcp-distance-value {
    font-weight: 600;
    color: #6366f1;
    font-size: 14px;
}

/* ========== Group Users Icon ========== */
.dcp-group-users-icon {
    background: transparent;
    border: none;
    cursor: pointer;
    font-size: 18px;
    padding: 4px;
    margin-left: auto;
    opacity: 0.7;
    transition: opacity 0.2s, transform 0.2s;
}

.dcp-group-users-icon:hover {
    opacity: 1;
    transform: scale(1.1);
}

.dcp-group-item {
    display: flex;
    align-items: center;
}

.dcp-group-info {
    display: flex;
    align-items: center;
    flex: 1;
    gap: 10px;
}

/* ========== Group Users Panel (Slide from Left) ========== */
#dcp-group-users-panel {
    display: none;
    position: fixed;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 2000;
    justify-content: flex-start;
    align-items: stretch;
}

#dcp-users-panel-content {
    background: white;
    width: 350px;
    height: 100%;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
    animation: slideInLeft 0.3s ease-out;
}

@keyframes slideInLeft {
    from {
        transform: translateX(-100%);
    }
    to {
        transform: translateX(0);
    }
}

#dcp-panel-users-list {
    flex: 1;
    overflow-y: auto;
    padding: 15px;
}

#dcp-panel-users-list::-webkit-scrollbar {
    width: 8px;
}

#dcp-panel-users-list::-webkit-scrollbar-track {
    background: #f3f4f6;
}

#dcp-panel-users-list::-webkit-scrollbar-thumb {
    background: #d1d5db;
    border-radius: 4px;
}

#dcp-panel-users-list::-webkit-scrollbar-thumb:hover {
    background: #9ca3af;
}

/* ========== Gender Filter Buttons ========== */
.dcp-gender-filter {
    flex: 1;
    padding: 8px;
    border: 2px solid;
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    transition: all 0.2s;
}

.dcp-gender-filter:hover {
    transform: translateY(-2px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.dcp-gender-filter.active {
    color: white !important;
}

#dcp-filter-all {
    border-color: #6366f1;
}

#dcp-filter-male {
    border-color: #3b82f6;
}

#dcp-filter-female {
    border-color: #ec4899;
}

/* ========== Panel User Cards ========== */
.dcp-panel-user-card {
    background: white;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    padding: 12px;
    margin-bottom: 10px;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 12px;
}

.dcp-panel-user-card:hover {
    transform: translateX(4px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    border-color: #6366f1;
}

.dcp-panel-user-card:active {
    transform: translateX(2px);
}

.dcp-panel-dm-btn {
    background: #6366f1;
    color: white;
    border: none;
    padding: 6px 12px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 12px;
    flex-shrink: 0;
    transition: background 0.2s;
}

.dcp-panel-dm-btn:hover {
    background: #4f46e5;
}

/* ========== Mobile Optimizations ========== */
.dcp-mobile-back {
    display: none;
    background: transparent;
    border: none;
    font-size: 24px;
    cursor: pointer;
    padding: 8px;
    margin-right: 8px;
    color: #6b7280;
}

@media (max-width: 768px) {
    .dcp-chat-wrapper {
        height: 100vh;
    }
    
    .dcp-sidebar {
        position: fixed;
        left: 0;
        top: 0;
        width: 100% !important;
        height: 100%;
        z-index: 1000;
        background: white;
        display: none;
    }
    
    .dcp-sidebar.active {
        display: flex !important;
    }
    
    .dcp-chat-container {
        position: fixed;
        left: 0;
        top: 0;
        width: 100%;
        height: 100%;
        z-index: 1000;
        display: none;
    }
    
    .dcp-chat-container.active {
        display: flex !important;
    }
    
    #dcp-resize-handle {
        display: none;
    }
    
    .dcp-mobile-back {
        display: block !important;
    }
    
    #dcp-users-panel-content {
        width: 100% !important;
    }
    
    #dcp-distance-filter {
        padding: 12px;
    }
    
    .dcp-gender-filter {
        font-size: 12px;
        padding: 6px;
    }
}

/* ========== Media Preview ========== */
#dcp-media-preview {
    padding: 8px;
    background: #f3f4f6;
    border-radius: 6px;
    margin-bottom: 8px;
}

#rm-media {
    background: #ef4444;
    color: white;
    border: none;
    padding: 4px 8px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 11px;
    transition: background 0.2s;
}

#rm-media:hover {
    background: #dc2626;
}

/* ========== Improved Message Bubbles ========== */
.dcp-message {
    animation: messageAppear 0.2s ease-out;
}

@keyframes messageAppear {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========== Loading States ========== */
.dcp-loading {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid #6366f1;
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ========== Smooth Transitions ========== */
.dcp-group-item,
.dcp-user-card,
.dcp-dm-item {
    transition: all 0.2s ease;
}

.dcp-group-item:hover,
.dcp-user-card:hover,
.dcp-dm-item:hover {
    transform: translateX(2px);
}

/* ========== Custom Scrollbars ========== */
.dcp-sidebar::-webkit-scrollbar,
.dcp-messages::-webkit-scrollbar,
#dcp-panel-users-list::-webkit-scrollbar {
    width: 8px;
}

.dcp-sidebar::-webkit-scrollbar-track,
.dcp-messages::-webkit-scrollbar-track,
#dcp-panel-users-list::-webkit-scrollbar-track {
    background: #f3f4f6;
}

.dcp-sidebar::-webkit-scrollbar-thumb,
.dcp-messages::-webkit-scrollbar-thumb,
#dcp-panel-users-list::-webkit-scrollbar-thumb {
    background: #d1d5db;
    border-radius: 4px;
}

.dcp-sidebar::-webkit-scrollbar-thumb:hover,
.dcp-messages::-webkit-scrollbar-thumb:hover,
#dcp-panel-users-list::-webkit-scrollbar-thumb:hover {
    background: #9ca3af;
}

/* ========== Responsive Font Sizes ========== */
@media (max-width: 480px) {
    .dcp-message-name {
        font-size: 13px;
    }
    
    .dcp-message-text {
        font-size: 14px;
    }
    
    .dcp-message-time {
        font-size: 10px;
    }
    
    #dcp-distance-value {
        font-size: 13px;
    }
}

/* ========== Accessibility ========== */
.dcp-gender-filter:focus,
.dcp-panel-dm-btn:focus,
#dcp-close-users-panel:focus,
.dcp-group-users-icon:focus {
    outline: 2px solid #6366f1;
    outline-offset: 2px;
}

/* ========== Print Styles ========== */
@media print {
    #dcp-resize-handle,
    .dcp-mobile-back,
    .dcp-group-users-icon,
    #dcp-distance-filter,
    #dcp-group-users-panel {
        display: none !important;
    }
}