:root {
    --primary: #008080;
    --primary-dark: #006666;
    --primary-light: #f0fdfa;
    --gold: #D4AF37;
    --gold-light: #f9f1d8;
    --slate-50: #F8FAFC;
    --slate-100: #F1F5F9;
    --slate-200: #E2E8F0;
    --slate-300: #CBD5E1;
    --slate-700: #334155;
    --slate-800: #1E293B;
    --slate-900: #0F172A;
    --white: #FFFFFF;
    --success: #10B981;
    --warning: #F59E0B;
    --danger: #EF4444;
    --sidebar-width: 270px;
    --header-height: 70px;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.04), 0 4px 6px -2px rgba(0, 0, 0, 0.02);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

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

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--slate-50);
    color: var(--slate-900);
    height: 100vh;
    overflow: hidden;
}

/* App Layout */
.app-container {
    display: flex;
    height: 100vh;
    width: 100vw;
}

/* Sidebar Responsive Logic */
.sidebar {
    width: var(--sidebar-width);
    background-color: var(--white);
    border-right: 1px solid var(--slate-200);
    display: flex;
    flex-direction: column;
    padding: 1.5rem 0;
    z-index: 1000;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

@media (max-width: 1024px) {
    .sidebar {
        position: fixed;
        left: 0;
        top: 0;
        height: 100vh;
        transform: translateX(-100%);
    }
    .sidebar.mobile-open {
        transform: translateX(0);
        box-shadow: 20px 0 50px rgba(0,0,0,0.2);
    }
}

.sidebar-header {
    padding: 0 1.5rem 2rem 1.5rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--primary);
}

.icon-gold {
    color: var(--gold);
}

.nav-links {
    list-style: none;
    flex-grow: 1;
}

.nav-links li {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem 1.5rem;
    color: var(--slate-700);
    cursor: pointer;
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
}

.nav-links li:hover {
    background-color: var(--primary-light);
    color: var(--primary);
}

.nav-links li.active {
    background-color: var(--primary-light);
    color: var(--primary);
    border-left: 3px solid var(--primary);
    font-weight: 600;
}

.nav-links li i {
    width: 20px;
    height: 20px;
}

.badge {
    background-color: var(--danger);
    color: white;
    padding: 2px 8px;
    border-radius: 999px;
    font-size: 0.75rem;
    margin-left: auto;
}

.sidebar-footer {
    padding: 1.5rem;
    border-top: 1px solid var(--slate-200);
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--slate-700);
    margin-bottom: 1rem;
}

.dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.dot.online { background-color: var(--success); }

.user-profile {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.avatar {
    width: 40px;
    height: 40px;
    background-color: var(--gold);
    color: white;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.9rem;
}

.user-info p { margin: 0; }
.user-info .name { font-weight: 600; font-size: 0.875rem; }
.user-info .role { font-size: 0.75rem; color: var(--slate-700); }

/* Main Content */
.content {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.content-header {
    height: var(--header-height);
    background-color: var(--white);
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--slate-200);
    gap: 1rem;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--slate-700);
    cursor: pointer;
    padding: 5px;
}

@media (max-width: 1024px) {
    .mobile-menu-btn { display: block; }
}

.content-header h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--slate-900);
}

.header-actions {
    display: flex;
    gap: 1rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
}

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

.btn-primary:hover { background-color: var(--primary-dark); }

.btn-outline {
    background-color: var(--white);
    color: var(--slate-700);
    border: 1px solid var(--slate-200);
}

.btn-outline:hover { background-color: var(--slate-100); }

/* Tab Content Areas */
.tab-content {
    flex-grow: 1;
    padding: 2rem;
    overflow-y: auto;
    background-color: var(--slate-50);
}

/* Dashboard Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background-color: var(--white);
    padding: 1.5rem;
    border-radius: 16px;
    border: 1px solid var(--slate-200);
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.stat-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    color: var(--slate-700);
}

.stat-icon {
    padding: 0.5rem;
    background-color: var(--primary-light);
    color: var(--primary);
    border-radius: 10px;
}

.stat-value {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--slate-900);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--slate-700);
}

.stat-trend {
    font-size: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.trend-up { color: var(--success); }

/* Loading State */
.loader-container {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.loader {
    width: 40px;
    height: 40px;
    border: 3px solid var(--slate-200);
    border-top: 3px solid var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Modals */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.5);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal {
    background: var(--white);
    width: 95%;
    max-width: 600px;
    max-height: 90vh; /* Limite de altura para não sumir o botão */
    border-radius: 24px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    animation: modalAppear 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes modalAppear {
    from { opacity: 0; transform: translateY(20px) scale(0.98); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-header {
    padding: 1.5rem 2rem;
    background: var(--white);
    border-bottom: 1px solid var(--slate-100);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 10;
}

.modal-body {
    padding: 2rem;
    overflow-y: auto; /* Permite rolar os campos */
    flex: 1;
}

.modal-footer {
    padding: 1.5rem 2rem;
    background: var(--slate-50);
    border-top: 1px solid var(--slate-100);
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
}

.hidden { display: none; }

/* Dashboard Tables */
.table-container {
    background: var(--white);
    padding: 1rem;
    border-radius: 16px;
    border: 1px solid var(--slate-200);
    margin-top: 2rem;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th {
    text-align: left;
    padding: 1rem;
    background: var(--slate-50);
    color: var(--slate-700);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

td {
    padding: 1rem;
    border-top: 1px solid var(--slate-100);
    font-size: 0.875rem;
}

/* KB Styles */
.kb-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.kb-card {
    background: var(--white);
    padding: 1.5rem;
    border-radius: 16px;
    border: 1px solid var(--slate-200);
    cursor: pointer;
    transition: transform 0.2s;
}

.kb-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary);
}

/* Form Styles */
.form-group {
    margin-bottom: 1.5rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    font-size: 0.875rem;
}

input, textarea, select {
    width: 100%;
    padding: 0.75rem;
    border-radius: 10px;
    border: 1px solid var(--slate-200);
    font-family: inherit;
}

input:focus, textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}
/* Chat Conversation UI */
.conv-item {
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.conv-item:hover {
    background: var(--slate-50);
}

.conv-item.active {
    background: var(--primary-light) !important;
    border-left: 4px solid var(--primary);
    border-radius: 4px 12px 12px 4px !important;
}

#chat-messages::-webkit-scrollbar {
    width: 6px;
}

#chat-messages::-webkit-scrollbar-thumb {
    background: var(--slate-200);
    border-radius: 10px;
}

.chat-footer {
    padding: 1rem 1.5rem;
    background: var(--white);
    border-top: 1px solid var(--slate-100);
    display: flex;
    gap: 0.75rem;
    align-items: flex-end;
    position: relative;
}

.chat-input-wrapper {
    flex: 1;
    position: relative;
    background: var(--slate-50);
    border-radius: 12px;
    border: 1px solid var(--slate-200);
    padding: 0.5rem 0.75rem;
    transition: border-color 0.2s;
}

.chat-input-wrapper:focus-within {
    border-color: var(--primary);
}

.chat-input-wrapper textarea {
    background: transparent;
    border: none;
    padding: 0;
    resize: none;
    font-size: 0.9rem;
    max-height: 120px;
    width: 100%;
}

.chat-input-wrapper textarea:focus {
    box-shadow: none;
}

.emoji-btn {
    background: transparent;
    border: none;
    color: var(--slate-400);
    cursor: pointer;
    padding: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s;
}

.emoji-btn:hover {
    color: var(--gold);
}

.emoji-picker {
    position: absolute;
    bottom: 100%;
    right: 0;
    background: white;
    border: 1px solid var(--slate-200);
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    padding: 10px;
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 5px;
    z-index: 100;
    margin-bottom: 10px;
}

.emoji-picker span {
    cursor: pointer;
    font-size: 1.25rem;
    padding: 5px;
    border-radius: 6px;
    text-align: center;
}

.emoji-picker span:hover {
    background: var(--slate-50);
}

.send-btn {
    background: var(--primary);
    color: white;
    width: 42px;
    height: 42px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    cursor: pointer;
    transition: transform 0.2s, background 0.2s;
}

.send-btn:hover {
    background: var(--primary-dark);
    transform: scale(1.05);
}

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