/* ============================================================
 * KNKYX® Mobile App - Messages Stylesheet
 * File: /app/assets/css/messages.css 
 * ============================================================ */

/* === Thread List === */
.threads-list {
    padding: 0;
}

.thread-item {
    display: flex;
    align-items: center;
    gap: var(--app-spacing-md);
    padding: var(--app-spacing-md) var(--app-spacing-lg);
    border-bottom: 1px solid var(--app-border);
    cursor: pointer;
    transition: background var(--app-transition-fast);
}

.thread-item:active {
    background: var(--app-bg-elevated);
}

.thread-item.unread {
    background: rgba(255, 51, 102, 0.03);
}

.thread-avatar {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
    position: relative;
}

.thread-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.thread-avatar .online-dot {
    position: absolute;
    bottom: 2px;
    right: 2px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--app-online);
    border: 2px solid var(--app-bg);
}

.thread-content {
    flex: 1;
    min-width: 0;
}

.thread-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 3px;
}

.thread-name {
    font-size: var(--app-font-size-md);
    font-weight: 600;
    color: var(--app-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.thread-time {
    font-size: var(--app-font-size-xs);
    color: var(--app-text-muted);
    flex-shrink: 0;
    margin-left: var(--app-spacing-sm);
}

.thread-preview {
    font-size: var(--app-font-size-sm);
    color: var(--app-text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: flex;
    align-items: center;
    gap: 4px;
}

.thread-item.unread .thread-name {
    color: #fff;
}

.thread-item.unread .thread-preview {
    color: var(--app-text);
    font-weight: 500;
}

.thread-unread-badge {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--app-accent);
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.thread-typing {
    color: var(--app-accent);
    font-style: italic;
}

/* === Chat View === */
.chat-view {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: var(--app-spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--app-spacing-sm);
    -webkit-overflow-scrolling: touch;
}

.chat-date-separator {
    text-align: center;
    padding: var(--app-spacing-md) 0;
}

.chat-date-separator span {
    background: var(--app-bg-elevated);
    padding: 4px 12px;
    border-radius: 12px;
    font-size: var(--app-font-size-xs);
    color: var(--app-text-muted);
}

.chat-bubble-wrap {
    display: flex;
    flex-direction: column;
    max-width: 80%;
}

.chat-bubble-wrap.sent {
    align-self: flex-end;
    align-items: flex-end;
}

.chat-bubble-wrap.received {
    align-self: flex-start;
    align-items: flex-start;
}

.chat-bubble {
    padding: 10px 14px;
    border-radius: 18px;
    font-size: var(--app-font-size-md);
    line-height: 1.4;
    word-wrap: break-word;
    position: relative;
}

.chat-bubble-wrap.sent .chat-bubble {
    background: var(--app-accent);
    color: #fff;
    border-bottom-right-radius: 6px;
}

.chat-bubble-wrap.received .chat-bubble {
    background: var(--app-bg-elevated);
    color: var(--app-text);
    border-bottom-left-radius: 6px;
}

.chat-bubble-time {
    font-size: 10px;
    color: var(--app-text-muted);
    margin-top: 3px;
    padding: 0 4px;
}

.chat-bubble-wrap.sent .chat-bubble-time {
    color: rgba(255,255,255,0.6);
}

.chat-bubble-image {
    max-width: 220px;
    border-radius: var(--app-radius-md);
    overflow: hidden;
    margin-bottom: 4px;
}

.chat-bubble-image img {
    width: 100%;
    border-radius: var(--app-radius-md);
}

/* Typing indicator */
.chat-typing-indicator {
    display: none;
    align-self: flex-start;
    padding: var(--app-spacing-sm) var(--app-spacing-md);
}

.chat-typing-indicator.active {
    display: flex;
}

.typing-dots {
    display: flex;
    gap: 4px;
    padding: 10px 14px;
    background: var(--app-bg-elevated);
    border-radius: 18px;
}

.typing-dots span {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--app-text-muted);
    animation: typingBounce 1.4s infinite;
}

.typing-dots span:nth-child(2) { animation-delay: 0.2s; }
.typing-dots span:nth-child(3) { animation-delay: 0.4s; }

@keyframes typingBounce {
    0%, 60%, 100% { transform: translateY(0); }
    30% { transform: translateY(-6px); }
}

/* === Chat Input === */
.chat-input-bar {
    display: flex;
    align-items: flex-end;
    gap: var(--app-spacing-sm);
    padding: var(--app-spacing-sm) var(--app-spacing-md);
    padding-bottom: calc(var(--app-spacing-sm) + var(--app-safe-bottom));
    border-top: 1px solid var(--app-border);
    background: var(--app-bg);
}

.chat-input-actions {
    display: flex;
    gap: 2px;
}

.chat-input-btn {
    width: 38px;
    height: 38px;
    border: none;
    background: transparent;
    color: var(--app-text-secondary);
    font-size: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    flex-shrink: 0;
}

.chat-input-btn:active {
    background: var(--app-bg-elevated);
}

.chat-textarea {
    flex: 1;
    padding: 10px 14px;
    border: 1px solid var(--app-border);
    border-radius: 20px;
    background: var(--app-bg-input);
    color: var(--app-text);
    font-size: var(--app-font-size-md);
    font-family: var(--app-font);
    resize: none;
    outline: none;
    max-height: 120px;
    min-height: 38px;
    line-height: 1.4;
    transition: border-color var(--app-transition-fast);
}

.chat-textarea:focus {
    border-color: var(--app-accent);
}

.chat-textarea::placeholder {
    color: var(--app-text-muted);
}

.chat-send-btn {
    width: 38px;
    height: 38px;
    border: none;
    background: var(--app-accent);
    color: #fff;
    font-size: 16px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    flex-shrink: 0;
    transition: opacity var(--app-transition-fast);
}

.chat-send-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.chat-send-btn:active:not(:disabled) {
    opacity: 0.8;
}

/* === Message Tabs === */
.messages-tabs {
    display: flex;
    border-bottom: 1px solid var(--app-border);
    padding: 0 var(--app-spacing-md);
    background: var(--app-bg);
}

.messages-tab {
    flex: 1;
    padding: var(--app-spacing-md) var(--app-spacing-sm);
    text-align: center;
    font-size: var(--app-font-size-sm);
    font-weight: 500;
    color: var(--app-text-muted);
    border-bottom: 2px solid transparent;
    cursor: pointer;
    transition: all var(--app-transition-fast);
    position: relative;
}

.messages-tab.active {
    color: var(--app-accent);
    border-bottom-color: var(--app-accent);
}

.messages-tab .tab-badge {
    position: absolute;
    top: 6px;
    right: calc(50% - 24px);
    min-width: 16px;
    height: 16px;
    border-radius: 8px;
    background: var(--app-accent);
    color: #fff;
    font-size: 9px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
}