:root {
    /* DEFAULT (LIGHT MODE) */
    --bg-page: #F8FAFC;
    --bg-gradient: linear-gradient(135deg, #F8FAFC 0%, #E2E8F0 100%);
    --nav-bg: rgba(255, 255, 255, 0.85);
    --panel-bg: rgba(255, 255, 255, 0.95);
    
    --primary: #0EA5E9; /* Cyan / Blue moderno */
    --primary-hover: #0284C7;
    --primary-glow: rgba(14, 165, 233, 0.3);
    
    --secondary: #F1F5F9;
    --border-color: rgba(226, 232, 240, 0.8);
    
    --text-maintitle: #0F172A;
    --text-primary: #334155;
    --text-secondary: #64748B;
    
    --input-bg: #FFFFFF;
    
    --danger: #EF4444;
    --danger-bg: #FEF2F2;
    --warning: #F59E0B;
    --warning-bg: #FFFBEB;
    --success: #10B981;
    --success-bg: #ECFDF5;
    
    --shadow-main: 0 10px 40px -10px rgba(0, 0, 0, 0.08);
    --glass-blur: blur(12px);
}

[data-theme="dark"] {
    --bg-page: #0B0F19;
    --bg-gradient: linear-gradient(135deg, #0B0F19 0%, #172033 100%);
    --nav-bg: rgba(15, 23, 42, 0.85);
    --panel-bg: rgba(23, 31, 46, 0.8);
    
    --primary: #38BDF8;
    --primary-hover: #7DD3FC;
    --primary-glow: rgba(56, 189, 248, 0.3);
    
    --secondary: #1E293B;
    --border-color: rgba(51, 65, 85, 0.6);
    
    --text-maintitle: #F8FAFC;
    --text-primary: #E2E8F0;
    --text-secondary: #94A3B8;
    
    --input-bg: rgba(15, 23, 42, 0.6);
    
    --danger: #F87171;
    --danger-bg: rgba(239, 68, 68, 0.15);
    --warning: #FBBF24;
    --warning-bg: rgba(245, 158, 11, 0.15);
    --success: #34D399;
    --success-bg: rgba(16, 185, 129, 0.15);
    
    --shadow-main: 0 20px 40px -10px rgba(0, 0, 0, 0.5);
}

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

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background: var(--bg-gradient);
    background-attachment: fixed;
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    transition: background 0.4s ease, color 0.4s ease;
    min-height: 100vh;
}

/* Navbar */
.navbar {
    background: var(--nav-bg);
    backdrop-filter: var(--glass-blur);
    height: 90px;
    padding: 0 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 50;
    transition: background 0.4s ease, border-color 0.4s ease;
}

.nav-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--primary);
    font-weight: 800;
    font-size: 1.4rem;
    letter-spacing: -0.5px;
}

.logo i {
    font-size: 1.8rem;
    filter: drop-shadow(0 0 8px var(--primary-glow));
}

.logo-img {
    height: 80px;
    width: auto;
    object-fit: contain;
}

.nav-separator {
    color: var(--border-color);
    font-size: 1.5rem;
    font-weight: 300;
}

.nav-title {
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 0.2px;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 24px;
}

/* Theme Toggle Button */
.theme-switch {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: all 0.2s;
}

.theme-switch:hover {
    background: var(--secondary);
    color: var(--primary);
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 6px 12px;
    background: var(--secondary);
    border-radius: 50px;
    border: 1px solid var(--border-color);
}

.avatar {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--primary) 0%, #818CF8 100%);
    color: #FFF;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1rem;
}

.user-info {
    display: flex;
    flex-direction: column;
    padding-right: 8px;
}

.user-name {
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--text-maintitle);
}

.user-role {
    font-size: 0.7rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Main Layout */
.dashboard-container {
    max-width: 1400px;
    margin: 40px auto;
    padding: 0 24px;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 40px;
}

.page-header h1 {
    font-size: 2.2rem;
    color: var(--text-maintitle);
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 6px;
}

.page-header p {
    color: var(--text-secondary);
    font-size: 1.05rem;
}

.btn-secondary {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--panel-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 10px 20px;
    border-radius: 12px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
    border-color: var(--primary);
    color: var(--primary);
}

/* Grid layout */
.grid-layout {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 30px;
    align-items: stretch;
}

/* Panels (Glassmorphism / Premium Modern) */
.panel {
    background: var(--panel-bg);
    backdrop-filter: var(--glass-blur);
    border-radius: 24px;
    box-shadow: var(--shadow-main);
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: all 0.4s ease;
}

.panel-header {
    padding: 24px 30px;
    border-bottom: 1px solid var(--border-color);
    background: rgba(0,0,0,0.02);
}

.panel-header h2 {
    font-size: 1.25rem;
    color: var(--text-maintitle);
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 12px;
}

.panel-header h2 i {
    color: var(--primary);
    font-size: 1.5rem;
    background: var(--primary-glow);
    padding: 8px;
    border-radius: 10px;
}

.panel-body {
    padding: 30px;
    flex: 1;
}

/* Form Styles */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    margin-bottom: 24px;
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-wrapper i {
    position: absolute;
    left: 16px;
    color: var(--text-secondary);
    font-size: 1.2rem;
    transition: color 0.3s;
}

.input-wrapper input, .input-wrapper select {
    width: 100%;
    padding: 14px 16px 14px 44px;
    border: 1.5px solid var(--border-color);
    border-radius: 14px;
    font-family: inherit;
    font-size: 1rem;
    color: var(--text-maintitle);
    background-color: var(--input-bg);
    transition: all 0.3s;
}

.input-wrapper input:focus, .input-wrapper select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px var(--primary-glow);
    background-color: transparent;
}

.input-wrapper input:focus + i, .input-wrapper input:focus ~ i,
.input-wrapper select:focus + i, .input-wrapper select:focus ~ i {
    color: var(--primary);
}

.input-wrapper input::placeholder {
    color: var(--text-secondary);
    opacity: 0.5;
}

.form-hint {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 6px;
}

.border-group {
    border: 1px solid var(--border-color);
    padding: 16px;
    border-radius: 12px;
    background-color: rgba(0,0,0,0.01);
}

.radio-group-container {
    display: flex;
    gap: 24px;
    margin-top: 8px;
}

.radio-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.95rem;
    color: var(--text-maintitle);
    cursor: pointer;
}

.radio-label input[type="radio"] {
    accent-color: var(--primary);
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.mt-2 {
    margin-top: 16px;
}
.divider {
    border: 0;
    border-bottom: 1px solid var(--border-color);
    margin: 32px 0;
}

.highlight-input {
    background: linear-gradient(135deg, var(--secondary) 0%, transparent 100%);
    padding: 24px;
    border-radius: 16px;
    margin-bottom: 0;
    border: 1px solid rgba(14, 165, 233, 0.2);
}

.highlight-input label {
    color: var(--primary);
    font-size: 0.85rem;
}

/* Gradient Primary Button */
.btn-primary {
    width: 100%;
    background: linear-gradient(135deg, var(--primary) 0%, #3B82F6 100%);
    color: white;
    border: none;
    padding: 18px;
    border-radius: 14px;
    font-size: 1.1rem;
    font-weight: 700;
    font-family: inherit;
    cursor: pointer;
    margin-top: 24px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 8px 20px var(--primary-glow);
    position: relative;
    overflow: hidden;
}

.btn-primary::after {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, transparent 100%);
    opacity: 0;
    transition: opacity 0.3s;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 25px var(--primary-glow);
}

.btn-primary:hover::after {
    opacity: 1;
}

.loader {
    width: 24px;
    height: 24px;
    border: 3px solid rgba(255,255,255,0.3);
    border-top: 3px solid #FFF;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* AI Results Area */
.result-body {
    display: flex;
    flex-direction: column;
}

.empty-state {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    min-height: 400px;
    padding: 20px;
}

.empty-state .icon-bg {
    width: 100px;
    height: 100px;
    background: var(--secondary);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 24px;
    position: relative;
}

.empty-state .icon-bg::before {
    content: '';
    position: absolute;
    width: 140%; height: 140%;
    border-radius: 50%;
    border: 1px dashed var(--border-color);
    animation: spin 20s linear infinite;
    opacity: 0.5;
}

.empty-state i {
    font-size: 3rem;
    color: var(--text-secondary);
}

.empty-state h3 {
    color: var(--text-maintitle);
    font-size: 1.4rem;
    margin-bottom: 12px;
}

.empty-state p {
    color: var(--text-secondary);
    max-width: 350px;
    line-height: 1.6;
}

/* Response Style */
.report-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.report-date {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.status-badge {
    padding: 10px 20px;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 800;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.status-pode_usar {
    background-color: var(--success-bg);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.status-cautela {
    background-color: var(--warning-bg);
    color: var(--warning);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.status-nao_recomendado {
    background-color: var(--danger-bg);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.report-section {
    margin-bottom: 24px;
    background: var(--input-bg);
    border-radius: 16px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: transform 0.2s;
}

.report-section:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.03);
}

.report-section h4 {
    padding: 16px 20px;
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-maintitle);
    display: flex;
    align-items: center;
    gap: 12px;
}

.critical h4 { background-color: var(--danger-bg); color: var(--danger); }
.regular h4 { background-color: var(--secondary); border-bottom: 1px solid var(--border-color); }
.regular h4 i { color: var(--primary); }
.positive h4 { background-color: var(--success-bg); color: var(--success); }

.report-section ul {
    list-style: none;
}

.report-section ul li {
    padding: 16px 20px;
    font-size: 0.95rem;
    color: var(--text-primary);
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: flex-start;
    gap: 16px;
    line-height: 1.5;
}

.report-section ul li i {
    margin-top: 2px;
    font-size: 1.2rem;
}

.critical ul li i { color: var(--danger); }
.regular ul li i { color: var(--primary); }
.positive ul li i { color: var(--success); }

.report-footer {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: auto;
    background-color: var(--secondary);
    padding: 20px;
    border-radius: 12px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.report-footer i {
    font-size: 1.5rem;
    color: var(--primary);
}

/* Loading State UI (Futuristic Pulse & Skeleton) */
.loading-state {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    min-height: 400px;
    padding: 20px;
    animation: fadeIn 0.4s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.ai-pulse-container {
    position: relative;
    width: 64px;
    height: 64px;
    margin-bottom: 24px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.ai-core {
    width: 24px;
    height: 24px;
    background: var(--primary);
    border-radius: 50%;
    box-shadow: 0 0 15px var(--primary);
    z-index: 10;
}

.pulse-ring {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 2px solid var(--primary);
    opacity: 0;
    animation: pulseRing 2s cubic-bezier(0.215, 0.61, 0.355, 1) infinite;
}

.pulse-ring-2 {
    animation-delay: 1s;
}

@keyframes pulseRing {
    0% { transform: scale(0.5); opacity: 0; }
    50% { opacity: 0.6; }
    100% { transform: scale(1.8); opacity: 0; }
}

.loading-title {
    color: var(--primary);
    font-size: 1.3rem;
    margin-bottom: 8px;
    font-weight: 700;
}

.loading-subtitle {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 30px;
    animation: pulseText 1.5s infinite alternate;
}

@keyframes pulseText {
    from { opacity: 0.5; }
    to { opacity: 1; }
}

/* Skeleton Loaders */
.skeleton-container {
    width: 100%;
    max-width: 400px;
    text-align: left;
}

.skeleton-line {
    height: 12px;
    background: linear-gradient(90deg, var(--secondary) 25%, var(--border-color) 50%, var(--secondary) 75%);
    background-size: 200% 100%;
    border-radius: 6px;
    margin-bottom: 12px;
    animation: skeletonLoading 1.5s infinite;
}

.skeleton-line.short {
    width: 60%;
}

.skeleton-line.title {
    height: 16px;
    width: 40%;
    margin-bottom: 16px;
}

.skeleton-line.mt {
    margin-top: 24px;
}

@keyframes skeletonLoading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* LOGIN STYLES */
.login-container {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    background: var(--bg-gradient);
    z-index: 1000;
}

.login-box {
    width: 100%;
    max-width: 450px;
    padding: 0; /* panel already has padding, but we want zero for the structure we made */
}

.login-header {
    text-align: center;
    padding: 40px 30px 20px;
}

.login-header .logo {
    justify-content: center;
    font-size: 2rem;
    margin-bottom: 20px;
}

.login-header h2 {
    font-size: 1.8rem;
    color: var(--text-maintitle);
    margin-bottom: 10px;
}

.login-header p {
    color: var(--text-secondary);
}

#login-form {
    padding: 0 40px 40px;
}

.mb-4 {
    margin-bottom: 30px;
}

.w-100 {
    width: 100%;
}

.login-error {
    background: var(--danger-bg);
    color: var(--danger);
    padding: 12px;
    border-radius: 8px;
    font-size: 0.9rem;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
}

@media print {
    .no-print, .navbar, .page-header, .header-actions, #view-historico, .theme-switch {
        display: none !important;
    }
    body {
        background: #FFF !important;
        color: #000 !important;
        min-height: auto;
    }
    .panel {
        box-shadow: none !important;
        border: 1px solid #CCC !important;
        break-inside: avoid;
    }
    .grid-layout {
        display: block !important;
    }
    .dashboard-container {
        margin: 0 !important;
        padding: 0 !important;
    }
    .form-panel {
        margin-bottom: 20px;
    }
    * {
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
    }
}