/* ============================================
   VOXLY WEB APP STYLES
   ============================================
   Desktop-first responsive design for Voxly Web
   ============================================ */

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

html, body {
    height: 100%;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    overflow: hidden;
}

/* Web App Container */
.web-app {
    display: flex;
    height: 100vh;
    width: 100vw;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-primary);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
}

.sidebar-header {
    padding: var(--space-4);
    border-bottom: 1px solid var(--border-primary);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.logo span {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    background: linear-gradient(135deg, var(--color-primary-400), var(--color-primary-600));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.sidebar-nav {
    flex: 1;
    padding: var(--space-4);
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-lg);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    transition: all var(--transition-base);
    position: relative;
}

.nav-link:hover {
    background: var(--surface-secondary);
    color: var(--text-primary);
}

.nav-link.active {
    background: var(--color-primary-100);
    color: var(--color-primary-700);
}

[data-theme="dark"] .nav-link.active {
    background: var(--color-primary-900);
    color: var(--color-primary-300);
}

.nav-link svg {
    width: 20px;
    height: 20px;
}

.nav-badge {
    margin-left: auto;
    background: var(--color-primary-500);
    color: white;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-full);
    min-width: 20px;
    text-align: center;
}

.sidebar-footer {
    padding: var(--space-4);
    border-top: 1px solid var(--border-primary);
}

.user-profile {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.user-info {
    flex: 1;
    min-width: 0;
}

.user-name {
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-sm);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-status {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

/* Chat List Panel */
.chat-list-panel {
    width: 360px;
    background: var(--bg-primary);
    border-right: 1px solid var(--border-primary);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
}

.chat-list-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4);
    border-bottom: 1px solid var(--border-primary);
}

.chat-list-header h2 {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
}

.header-actions {
    display: flex;
    gap: var(--space-2);
}

.chat-list-tabs {
    display: flex;
    gap: var(--space-1);
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--border-primary);
}

.chat-list-tabs .tab {
    flex: 1;
    justify-content: center;
}

.chat-list-search {
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--border-primary);
}

.chat-list-search .search-bar input {
    background: var(--surface-secondary);
}

.chat-list-content {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-2);
}

.chat-list-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.chat-list-item:hover {
    background: var(--surface-secondary);
}

.chat-list-item.active {
    background: var(--color-primary-100);
}

[data-theme="dark"] .chat-list-item.active {
    background: var(--color-primary-900);
}

.chat-list-item-content {
    flex: 1;
    min-width: 0;
}

.chat-list-item-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-1);
}

.chat-list-item-name {
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-sm);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.chat-list-item-time {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    flex-shrink: 0;
}

.chat-list-item-preview {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.chat-list-item-preview svg {
    flex-shrink: 0;
}

/* Chat Area */
.chat-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: var(--bg-primary);
    min-width: 0;
}

.chat-area-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--border-primary);
    background: var(--bg-primary);
}

.chat-area-header-info {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    cursor: pointer;
}

.chat-area-header-text h3 {
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-base);
    margin-bottom: var(--space-1);
}

.chat-area-header-text span {
    font-size: var(--font-size-xs);
    color: var(--color-success-500);
}

.chat-area-header-actions {
    display: flex;
    gap: var(--space-1);
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-4);
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    background: var(--bg-secondary);
}

.chat-date {
    text-align: center;
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    margin: var(--space-2) 0;
    position: relative;
}

.chat-date::before,
.chat-date::after {
    content: '';
    position: absolute;
    top: 50%;
    width: calc(50% - 60px);
    height: 1px;
    background: var(--border-primary);
}

.chat-date::before {
    left: 0;
}

.chat-date::after {
    right: 0;
}

.message {
    display: flex;
    gap: var(--space-3);
    max-width: 70%;
}

.message-sent {
    margin-left: auto;
    flex-direction: row-reverse;
}

.message-sent .message-content {
    align-items: flex-end;
}

.message-sent .message-bubble {
    background: linear-gradient(135deg, var(--color-primary-600), var(--color-primary-700));
    color: white;
    border-bottom-right-radius: var(--radius-sm);
}

.message-received .message-bubble {
    background: var(--surface-tertiary);
    color: var(--text-primary);
    border-bottom-left-radius: var(--radius-sm);
}

.message-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.message-bubble {
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-xl);
    font-size: var(--font-size-sm);
    line-height: var(--line-height-relaxed);
    word-wrap: break-word;
}

.message-time {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.message-sent .message-time {
    color: rgba(255, 255, 255, 0.7);
}

.chat-input-area {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    background: var(--bg-primary);
    border-top: 1px solid var(--border-primary);
}

.chat-input-wrapper {
    flex: 1;
    position: relative;
}

.chat-input {
    width: 100%;
    padding: var(--space-3) var(--space-12) var(--space-3) var(--space-4);
    background: var(--surface-secondary);
    border: 1px solid transparent;
    border-radius: var(--radius-xl);
    font-size: var(--font-size-base);
    color: var(--text-primary);
    transition: all var(--transition-base);
}

.chat-input:focus {
    outline: none;
    background: var(--surface-primary);
    border-color: var(--color-primary-500);
}

.emoji-btn {
    position: absolute;
    right: var(--space-2);
    top: 50%;
    transform: translateY(-50%);
}

.send-btn {
    background: linear-gradient(135deg, var(--color-primary-600), var(--color-primary-700));
    color: white;
}

/* Info Panel */
.info-panel {
    width: 320px;
    background: var(--bg-primary);
    border-left: 1px solid var(--border-primary);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
}

.info-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4);
    border-bottom: 1px solid var(--border-primary);
}

.info-panel-header h3 {
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-base);
}

.info-panel-content {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-4);
}

.contact-profile {
    text-align: center;
    padding: var(--space-6) 0;
    border-bottom: 1px solid var(--border-primary);
}

.contact-profile .avatar {
    margin: 0 auto var(--space-4);
}

.contact-profile h4 {
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-1);
}

.contact-profile p {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    margin-bottom: var(--space-3);
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
}

.status-badge.online {
    background: var(--color-success-100);
    color: var(--color-success-700);
}

.status-badge.online::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--color-success-500);
    border-radius: var(--radius-full);
}

.info-section {
    padding: var(--space-4) 0;
    border-bottom: 1px solid var(--border-primary);
}

.info-section h5 {
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wider);
    margin-bottom: var(--space-3);
}

.info-section p {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    line-height: var(--line-height-relaxed);
}

.media-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-2);
}

.media-item {
    aspect-ratio: 1;
    background: var(--surface-secondary);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.media-item:hover {
    background: var(--surface-tertiary);
}

.info-actions {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    padding-top: var(--space-4);
}

.info-actions .btn {
    justify-content: flex-start;
    gap: var(--space-3);
}

/* Responsive Design */
@media (max-width: 1200px) {
    .info-panel {
        display: none;
    }
}

@media (max-width: 900px) {
    .sidebar {
        width: var(--sidebar-width-collapsed);
    }
    
    .sidebar-header .logo span,
    .sidebar-nav .nav-link span,
    .nav-badge,
    .user-info {
        display: none;
    }
    
    .nav-link {
        justify-content: center;
        padding: var(--space-3);
    }
    
    .nav-link svg {
        width: 24px;
        height: 24px;
    }
}

@media (max-width: 640px) {
    .sidebar {
        display: none;
    }
    
    .chat-list-panel {
        width: 100%;
    }
    
    .chat-area {
        display: none;
    }
    
    .chat-area.active {
        display: flex;
        position: fixed;
        inset: 0;
        z-index: var(--z-modal);
    }
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--color-neutral-600);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-neutral-500);
}

/* Animations */
@keyframes messageSlideIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.message {
    animation: messageSlideIn var(--transition-base);
}

/* Typing Indicator */
.typing-indicator {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-3) var(--space-4);
    background: var(--surface-tertiary);
    border-radius: var(--radius-xl);
    border-bottom-left-radius: var(--radius-sm);
    width: fit-content;
}

.typing-indicator span {
    width: 6px;
    height: 6px;
    background: var(--text-muted);
    border-radius: var(--radius-full);
    animation: typing 1.4s infinite ease-in-out both;
}

.typing-indicator span:nth-child(1) {
    animation-delay: -0.32s;
}

.typing-indicator span:nth-child(2) {
    animation-delay: -0.16s;
}

/* Context Menu */
.context-menu {
    position: fixed;
    background: var(--surface-primary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    z-index: var(--z-dropdown);
    min-width: 160px;
    padding: var(--space-2);
}

.context-menu-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.context-menu-item:hover {
    background: var(--surface-secondary);
}

.context-menu-item.danger {
    color: var(--color-error-500);
}

/* Tooltip */
.tooltip {
    position: relative;
}

.tooltip::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-8px);
    padding: var(--space-2) var(--space-3);
    background: var(--color-neutral-900);
    color: white;
    font-size: var(--font-size-xs);
    border-radius: var(--radius-md);
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
    pointer-events: none;
}

.tooltip:hover::after {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(-4px);
}

/* Loading States */
.skeleton {
    background: linear-gradient(
        90deg,
        var(--surface-secondary) 25%,
        var(--surface-tertiary) 50%,
        var(--surface-secondary) 75%
    );
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-md);
}

/* Call Overlay */
.call-overlay {
    position: fixed;
    inset: 0;
    background: var(--bg-primary);
    z-index: var(--z-modal);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.call-overlay video {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.call-overlay .call-controls {
    position: relative;
    z-index: 1;
}

/* Drag and Drop */
.drag-over {
    background: var(--color-primary-100);
    border: 2px dashed var(--color-primary-500);
}

/* Selection */
::selection {
    background: var(--color-primary-200);
    color: var(--color-primary-900);
}