/* ======================================== */
/* CHAT STYLES - Sistema de Chat em Tempo Real */
/* ======================================== */

.chat-container {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 1.5rem;
    height: calc(100vh - 250px);
    min-height: 600px;
}

/* Sidebar de usuários */
.chat-sidebar {
    background: var(--white);
    border: 2px solid var(--gray-200);
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.chat-sidebar-header {
    padding: 1.25rem;
    background: linear-gradient(135deg, var(--red-primary) 0%, var(--red-dark) 100%);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.chat-sidebar-header h3 {
    font-size: 1rem;
    font-weight: 700;
    margin: 0;
}

.online-badge {
    background: rgba(255, 255, 255, 0.25);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 700;
}

.chat-users-list {
    flex: 1;
    overflow-y: auto;
    padding: 0.5rem;
}

.chat-user-item {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    padding: 0.875rem;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-bottom: 0.25rem;
}

.chat-user-item:hover {
    background: var(--gray-50);
}

.user-avatar-small {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 700;
    font-size: 1rem;
    flex-shrink: 0;
}

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

.user-name-small {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--gray-900);
    margin-bottom: 0.125rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-status-small {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.75rem;
    color: var(--gray-500);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--gray-400);
}

.status-dot.online {
    background: #10B981;
    box-shadow: 0 0 8px rgba(16, 185, 129, 0.4);
    animation: pulse-online 2s ease-in-out infinite;
}

@keyframes pulse-online {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.6;
    }
}

/* Área principal do chat */
.chat-main {
    background: var(--white);
    border: 2px solid var(--gray-200);
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.chat-header {
    padding: 1.25rem 1.5rem;
    background: linear-gradient(135deg, var(--red-primary) 0%, var(--red-dark) 100%);
    color: var(--white);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.chat-header-info h3 {
    font-size: 1.125rem;
    font-weight: 700;
    margin: 0 0 0.25rem 0;
}

.chat-header-info p {
    font-size: 0.875rem;
    opacity: 0.9;
    margin: 0;
}

/* Mensagens */
.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 1.5rem;
    background: linear-gradient(180deg, var(--gray-50) 0%, var(--white) 100%);
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.chat-messages::-webkit-scrollbar {
    width: 8px;
}

.chat-messages::-webkit-scrollbar-track {
    background: var(--gray-100);
}

.chat-messages::-webkit-scrollbar-thumb {
    background: var(--gray-300);
    border-radius: 4px;
}

.chat-messages::-webkit-scrollbar-thumb:hover {
    background: var(--gray-400);
}

.chat-message {
    display: flex;
    gap: 0.875rem;
    max-width: 70%;
    animation: messageSlideIn 0.3s ease;
}

@keyframes messageSlideIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.message-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 700;
    font-size: 1rem;
    flex-shrink: 0;
    box-shadow: var(--shadow-md);
}

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

.message-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.375rem;
}

.chat-message.own .message-header {
    flex-direction: row-reverse;
}

.message-sender {
    font-weight: 700;
    font-size: 0.875rem;
    color: var(--gray-900);
}

.message-time {
    font-size: 0.75rem;
    color: var(--gray-500);
}

.message-text {
    background: var(--white);
    padding: 0.875rem 1.125rem;
    border-radius: 12px;
    border: 2px solid var(--gray-200);
    color: var(--gray-900);
    font-size: 0.95rem;
    line-height: 1.5;
    word-wrap: break-word;
    box-shadow: var(--shadow-sm);
}

.chat-message.own .message-text {
    background: linear-gradient(135deg, var(--red-primary) 0%, var(--red-dark) 100%);
    color: var(--white);
    border-color: transparent;
}

.message-image {
    margin-top: 0.5rem;
}

.message-image img {
    max-width: 100%;
    max-height: 300px;
    border-radius: 12px;
    cursor: pointer;
    border: 2px solid var(--gray-200);
    transition: all 0.3s ease;
    display: block;
}

.message-image img:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-lg);
}

/* Indicador de digitação */
.typing-indicator {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.5rem;
    background: var(--gray-100);
    border-top: 1px solid var(--gray-200);
    font-size: 0.875rem;
    color: var(--gray-600);
    font-style: italic;
}

.typing-dots {
    display: flex;
    gap: 0.25rem;
}

.typing-dots span {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--red-primary);
    animation: typingDot 1.4s infinite;
}

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

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

@keyframes typingDot {

    0%,
    60%,
    100% {
        transform: translateY(0);
        opacity: 0.5;
    }

    30% {
        transform: translateY(-8px);
        opacity: 1;
    }
}

/* Input de mensagem */
.chat-input-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1.25rem 1.5rem;
    background: var(--white);
    border-top: 2px solid var(--gray-200);
}

.chat-input {
    flex: 1;
    min-width: 0;
    padding: 0.875rem 1.125rem;
    border: 2px solid var(--gray-200);
    border-radius: 12px;
    font-size: 0.95rem;
    font-family: 'Inter', sans-serif;
    color: var(--gray-900);
    background: var(--gray-50);
    transition: all 0.3s ease;
}

.chat-input:focus {
    outline: none;
    border-color: var(--red-primary);
    background: var(--white);
    box-shadow: 0 0 0 3px var(--red-light);
}

.chat-input::placeholder {
    color: var(--gray-400);
}

.chat-btn-attachment,
.chat-btn-send {
    width: 48px;
    height: 48px;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.chat-btn-attachment {
    background: var(--gray-100);
    color: var(--gray-600);
}

.chat-btn-attachment:hover {
    background: var(--gray-200);
    color: var(--gray-800);
    transform: scale(1.05);
}

.chat-btn-attachment svg,
.chat-btn-send svg {
    width: 22px;
    height: 22px;
}

.chat-btn-send {
    background: linear-gradient(135deg, var(--red-primary) 0%, var(--red-dark) 100%);
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.chat-btn-send:hover {
    box-shadow: var(--shadow-lg);
    transform: scale(1.05);
}

.chat-btn-send:active {
    transform: scale(0.95);
}

/* Modal de imagem */
.image-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
    z-index: 3000;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease;
    padding: 2rem;
}

.image-modal-content {
    position: relative;
    max-width: 90%;
    max-height: 90%;
}

.image-modal-content img {
    max-width: 100%;
    max-height: 85vh;
    border-radius: 12px;
    box-shadow: var(--shadow-xl);
}

.image-modal-close {
    position: absolute;
    top: -50px;
    right: 0;
    width: 40px;
    height: 40px;
    background: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--gray-900);
    transition: all 0.3s ease;
}

.image-modal-close:hover {
    background: var(--red-primary);
    color: var(--white);
    transform: rotate(90deg);
}

/* AVATAR IMAGEM REAL */
.user-avatar-img,
.message-avatar-img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: var(--shadow-sm);
    border: 2px solid var(--white);
    flex-shrink: 0;
}

/* Responsividade do Chat */
/* Responsividade do Chat */
@media (max-width: 1024px) {
    .chat-container {
        grid-template-columns: 240px 1fr;
        gap: 1rem;
    }

    .chat-message {
        max-width: 85%;
    }
}

@media (max-width: 768px) {
    .chat-container {
        grid-template-columns: 1fr;
        grid-template-rows: 200px 1fr;
        height: calc(100vh - 180px);
    }

    .chat-sidebar {
        display: flex;
    }

    .chat-input-container {
        padding: 0.75rem;
    }

    .chat-messages {
        padding: 0.75rem;
    }

    .chat-message {
        max-width: 95%;
    }
}

@media (max-width: 768px) {
    .chat-input-container {
        padding: 1rem;
    }

    .chat-messages {
        padding: 1rem;
    }

    .chat-message {
        max-width: 95%;
    }
}