/* --- PAGE: CHAT (Redesigned) --- */
.chat-sidebar {
    background: var(--bg-light); /* Based on original color palette */
    border-right: 1px solid #EEE;
    padding: 20px;
    display: flex;
    flex-direction: column;
    position: relative;
    background-color: var(--white);
}

.chat-sidebar h2 {
    font-size: 22px;
    margin-bottom: 20px;
    color: var(--text-dark);
}

.chat-search-wrapper {
    position: relative;
    margin-bottom: 20px;
}

.chat-search-wrapper input {
    width: 100%;
    padding: 12px 40px 12px 15px;
    border: none;
    background: #E5E7EB; /* Light grey */
    border-radius: 8px;
    outline: none;
    font-size: 13px;
    color: var(--text-dark);
}

.chat-search-wrapper .fa-magnifying-glass {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: #6B7280;
    font-size: 14px;
}

.chat-tabs {
    display: flex;
    gap: 15px;
    margin-bottom: 25px;
}

.chat-tab {
    flex: 1;
    padding: 10px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: 0.3s;
}

.chat-tab.active {
    background: var(--primary-color);
    color: var(--white);
}

.chat-tab:not(.active) {
    background: #E5E7EB;
    color: var(--text-dark);
}

.user-list {
    flex: 1;
    overflow-y: auto;
}

.user-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 10px;
    border-radius: 12px;
    cursor: pointer;
    margin-bottom: 5px;
    transition: 0.2s;
}

.user-item:hover, .user-item.active {
    background: #E6F9F0;
}

.user-info-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.user-avatar {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    object-fit: cover;
}

.user-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-dark);
}

.user-time {
    font-size: 12px;
    color: #9CA3AF;
}

.fab-btn {
    position: absolute;
    bottom: 20px;
    right: 20px;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: #E5E7EB;
    color: var(--text-dark);
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
    cursor: pointer;
    transition: background 0.3s;
}

.fab-btn:hover {
    background: #D1D5DB;
}

.chat-area {
    display: flex;
    flex-direction: column;
    background: var(--white);
    height: 100vh;
}

.chat-header {
    background: var(--white);
    padding: 15px 30px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid #EEE;
    height: 70px;
}

.chat-header-user {
    display: flex;
    align-items: center;
    gap: 15px;
}

.avatar-container {
    position: relative;
    display: flex;
    align-items: center;
}

.header-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
}

.status-dot {
    position: absolute;
    top: 0;
    left: 0;
    width: 12px;
    height: 12px;
    background: #41D185;
    border: 2px solid var(--white);
    border-radius: 50%;
    z-index: 10;
}

.chat-header-user h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-dark);
}

.chat-actions {
    display: flex;
    align-items: center;
    gap: 20px;
    font-size: 18px;
}

.chat-actions i {
    cursor: pointer;
    transition: color 0.2s;
}

.chat-actions .fa-phone { color: #A0AEC0; }
.chat-actions .fa-phone:hover { color: var(--primary-color); }
.chat-actions .fa-video { color: var(--primary-color); opacity: 0.8; font-size: 22px; }
.chat-actions .fa-video:hover { opacity: 1; }
.chat-actions .fa-ellipsis-vertical { color: var(--text-dark); }

.messages-box {
    flex: 1;
    padding: 30px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 25px;
    scroll-behavior: smooth;
}

.msg-container {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    max-width: 80%;
}

.msg-container.received {
    align-self: flex-start;
}

.msg-container.sent {
    align-self: flex-end;
    flex-direction: row;
}

.msg-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    margin-top: 5px;
}

.msg-content-wrapper {
    display: flex;
    flex-direction: column;
    min-width: 250px;
}

.msg-container.sent .msg-content-wrapper {
    align-items: flex-end;
}

.msg-bubble {
    padding: 15px 20px;
    background: #D1D5DB; /* Grey similar to image */
    border-radius: 6px; 
    color: var(--text-dark);
    width: 100%;
}

.msg-container.sent .msg-bubble {
    background: #D1D5DB; 
    text-align: left;
}

.msg-bubble p {
    font-size: 14px;
    line-height: 1.5;
    margin: 0;
}

.msg-time {
    font-size: 11px;
    color: #6B7280;
    margin-top: 8px;
}

.msg-menu {
    color: #A0AEC0;
    cursor: pointer;
    font-size: 18px;
    margin-top: 20px;
    padding: 0 10px;
}

/* Chat Input Area */
.chat-input-area {
    padding: 20px 30px;
    background: var(--white);
    display: flex;
    align-items: center;
    gap: 15px;
    border-top: 1px solid #EEE;
}

.input-wrapper {
    flex: 1;
    display: flex;
    align-items: center;
    background: #E5E7EB;
    border-radius: 25px;
    padding: 10px 20px;
    gap: 15px;
}

.emoji-icon {
    font-size: 22px;
    cursor: pointer;
}

.input-wrapper input {
    flex: 1;
    border: none;
    background: transparent;
    outline: none;
    font-size: 14px;
    color: var(--text-dark);
}

.send-btn {
    background: transparent;
    border: none;
    font-size: 22px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Modal Overlays and Dialogs */
.chat-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(2px);
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
}

.chat-modal {
    background: var(--white);
    border-radius: 12px;
    width: 400px;
    max-width: 90%;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    animation: modalPop 0.3s ease-out;
}

@keyframes modalPop {
    from { transform: scale(0.9); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

.chat-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid #EEE;
}

.chat-modal-header h3 {
    margin: 0;
    font-size: 18px;
    color: var(--text-dark);
}

.close-modal {
    cursor: pointer;
    font-size: 20px;
    color: #6B7280;
}

.close-modal:hover {
    color: #FF5A96;
}

.chat-modal-body {
    padding: 20px;
    display: flex;
    flex-direction: column;
}

.modal-input {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #DDD;
    border-radius: 8px;
    font-size: 14px;
    outline: none;
    box-sizing: border-box;
}

.modal-input:focus {
    border-color: var(--primary-color);
}

.modal-list {
    max-height: 250px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.modal-list-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px;
    border-radius: 8px;
    background: #F9FAFB;
    cursor: pointer;
    transition: 0.2s;
    border: 1px solid transparent;
}

.modal-list-item .user-info-left {
    gap: 10px;
}

.modal-list-item .action-btn {
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: 0.2s;
}

.btn-request {
    background: var(--primary-color);
    color: white;
}

.btn-request.sent {
    background: #E5E7EB;
    color: #6B7280;
}

.btn-request:hover:not(.sent) {
    background: #7A70E0;
}

.chat-modal-footer {
    padding: 20px;
    border-top: 1px solid #EEE;
    display: flex;
    justify-content: flex-end;
}

.primary-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
}
.primary-btn:hover { background: #7A70E0; }

.modal-list-item.selected {
    background: #E6F9F0;
    border-color: #41D185;
}

/* Dropdowns & Popups */
.dropdown-menu {
    position: absolute;
    background: var(--white);
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    padding: 8px 0;
    min-width: 200px;
    z-index: 2000;
    border: 1px solid #EEE;
}
.dropdown-item {
    padding: 10px 15px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    color: var(--text-dark);
    cursor: pointer;
    transition: 0.2s;
}
.dropdown-item:hover {
    background: #F9FAFB;
}
.dropdown-item i {
    width: 16px;
    text-align: center;
    font-size: 16px;
}

/* Emoji Picker */
.emoji-picker {
    position: absolute;
    background: var(--white);
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    padding: 15px;
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 10px;
    z-index: 2000;
    border: 1px solid #EEE;
}
.emoji-picker span {
    font-size: 24px;
    cursor: pointer;
    text-align: center;
    transition: 0.2s;
    user-select: none;
}
.emoji-picker span:hover {
    transform: scale(1.2);
}

/* Call Modal Styles */
.call-modal {
    background: #111;
    color: white;
}
.call-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 40px 20px;
}
.call-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    margin-bottom: 20px;
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.1);
    animation: pulse 2s infinite;
    object-fit: cover;
}
@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(140, 130, 254, 0.6); }
    70% { box-shadow: 0 0 0 20px rgba(140, 130, 254, 0); }
    100% { box-shadow: 0 0 0 0 rgba(140, 130, 254, 0); }
}
.call-content h3 {
    font-size: 24px;
    margin: 0 0 10px 0;
    font-weight: 500;
}
.call-content p {
    color: #AAA;
    margin: 0;
    font-size: 16px;
}
.call-actions {
    margin-top: 50px;
    display: flex;
    gap: 20px;
}
.call-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: none;
    font-size: 24px;
    color: white;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: 0.2s;
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
}
.btn-end-call {
    background: #EF4444;
}
.btn-end-call:hover {
    background: #DC2626;
}

/* Interactive Headers */
.chat-header-user {
    cursor: pointer;
    transition: 0.2s opacity;
}
.chat-header-user:hover {
    opacity: 0.8;
}