/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #2196F3;
    --success-color: #4CAF50;
    --warning-color: #FFC107;
    --danger-color: #F44336;
    --purple-color: #9C27B0;
    --dark-bg: #1a1a1a;
    --dark-card: #2d2d2d;
    --dark-text: #ffffff;
    --light-bg: #ffffff;
    --light-card: #f8f9fa;
    --light-text: #333333;
    --transition: all 0.3s ease;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--light-text);
    background: var(--light-bg);
    transition: var(--transition);
    padding-top: 45px;
}

html, body {
    overflow-x: hidden;
}

/* Evitar estouro horizontal por mídias e iframes */
img, video, iframe, canvas, svg {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Ads responsivos não devem ultrapassar o container */
.adsbygoogle, ins.adsbygoogle {
    display: block !important;
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    overflow: hidden !important;
}

/* Safeguard: contenha possíveis margens negativas internas do grid */
.container, .container-fluid {
    overflow-x: hidden;
}

/* Dark Mode Styles */
[data-theme="dark"] {
    --light-bg: var(--dark-bg);
    --light-card: var(--dark-card);
    --light-text: var(--dark-text);
}

[data-theme="dark"] body {
    background: var(--dark-bg);
    color: var(--dark-text);
}

[data-theme="dark"] .bg-light {
    background: var(--dark-card) !important;
    color: var(--dark-text) !important;
}

[data-theme="dark"] .card {
    background: var(--dark-card);
    border-color: #444;
    color: var(--dark-text);
}

[data-theme="dark"] .form-control,
[data-theme="dark"] .form-select {
    background: var(--dark-card);
    border-color: #444;
    color: var(--dark-text);
}

[data-theme="dark"] .form-control:focus,
[data-theme="dark"] .form-select:focus {
    background: var(--dark-card);
    border-color: var(--primary-color);
    color: var(--dark-text);
    box-shadow: 0 0 0 0.2rem rgba(33, 150, 243, 0.25);
}

[data-theme="dark"] .modal-content {
    background: var(--dark-card);
    color: var(--dark-text);
}

[data-theme="dark"] .offcanvas {
    background: var(--dark-card);
    color: var(--dark-text);
}

[data-theme="dark"] .accordion-item {
    background: var(--dark-card);
    border-color: #444;
}

[data-theme="dark"] .accordion-button {
    background: var(--dark-card);
    color: var(--dark-text);
    border-color: #444;
}

[data-theme="dark"] .accordion-button:not(.collapsed) {
    background: var(--dark-card);
    color: var(--dark-text);
}

[data-theme="dark"] .table {
    color: var(--dark-text);
}

/* Maximalist Design Elements */
.hero-section {
    background: linear-gradient(135deg, var(--primary-color), var(--purple-color));
    min-height: auto;
    position: relative;
    overflow: hidden;
    padding: 4rem 0;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.1;
}

/* Wave divider at bottom */
/* wave removida para design minimalista */

.hero-section .container {
    position: relative;
    z-index: 2;
}

.hero-section h1 {
    color: white;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
    animation: fadeInUp 1s ease-out;
}

.hero-section .lead {
    color: rgba(255,255,255,0.9);
    animation: fadeInUp 1s ease-out 0.2s both;
}

.stat-card {
    background: rgba(255,255,255,0.1);
    padding: 1rem;
    border-radius: 10px;
    backdrop-filter: blur(10px);
    transition: var(--transition);
    animation: fadeInUp 1s ease-out 0.4s both;
}

.stat-card:hover {
    transform: translateY(-5px);
    background: rgba(255,255,255,0.2);
}

.hero-image { display: none; }

/* blob removido para design minimalista */

.floating-card {
    background: white;
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    text-align: center;
    animation: float 3s ease-in-out infinite;
}

.floating-card i {
    font-size: 3rem;
    margin-bottom: 1rem;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

/* Calculator Styles */
.calculator-step {
    display: none;
    animation: slideIn 0.5s ease-out;
}

.calculator-step.active {
    display: block;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.form-control, .form-select {
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    transition: var(--transition);
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(33, 150, 243, 0.25);
}

.form-control-lg, .form-select-lg {
    font-size: 1.1rem;
    padding: 1rem 1.25rem;
}

.card {
    border: none;
    border-radius: 15px;
    overflow: hidden;
    transition: var(--transition);
    background: var(--light-card);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
}

.card-header {
    border: none;
    padding: 1.5rem;
    font-weight: 600;
}

.card-body {
    padding: 2rem;
}

/* Progress Bar */
.progress {
    border-radius: 10px;
    overflow: hidden;
    background: rgba(0,0,0,0.1);
}

.progress-bar {
    transition: width 0.6s ease;
}

/* Buttons */
.btn {
    border-radius: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: var(--transition);
    border: none;
    padding: 0.75rem 1.5rem;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.btn-primary {
    background: linear-gradient(45deg, var(--primary-color), #1976D2);
}

.btn-success {
    background: linear-gradient(45deg, var(--success-color), #388E3C);
}

.btn-warning {
    background: linear-gradient(45deg, var(--warning-color), #F57C00);
    color: #333;
}

.btn-danger {
    background: linear-gradient(45deg, var(--danger-color), #D32F2F);
}

.btn-outline-primary {
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

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

/* Impact Score Circle */
.impact-score-circle {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    font-size: 2.5rem;
    font-weight: bold;
    color: white;
    position: relative;
    overflow: hidden;
    animation: pulse 2s ease-in-out infinite;
}

.impact-score-circle.low {
    background: linear-gradient(45deg, var(--success-color), #66BB6A);
}

.impact-score-circle.medium {
    background: linear-gradient(45deg, var(--warning-color), #FFCA28);
    color: #333;
}

.impact-score-circle.high {
    background: linear-gradient(45deg, var(--danger-color), #EF5350);
}

/* Charts */
canvas {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Recommendations */
.recommendation-card {
    background: var(--light-card);
    border-left: 4px solid var(--success-color);
    padding: 1.5rem;
    border-radius: 10px;
    margin-bottom: 1rem;
    transition: var(--transition);
}

.recommendation-card:hover {
    transform: translateX(5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.recommendation-card h6 {
    color: var(--success-color);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

/* FAQ Styles */
.accordion-button {
    font-weight: 600;
    border: none;
    background: var(--light-card);
    border-radius: 10px !important;
}

.accordion-button:not(.collapsed) {
    background: var(--primary-color);
    color: white;
}

.accordion-item {
    border: none;
    margin-bottom: 1rem;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

/* Form Validation */
.form-control.is-invalid,
.form-select.is-invalid {
    border-color: var(--danger-color);
}

.form-control.is-valid,
.form-select.is-valid {
    border-color: var(--success-color);
}

.invalid-feedback {
    color: var(--danger-color);
    font-weight: 500;
}

.valid-feedback {
    color: var(--success-color);
    font-weight: 500;
}

/* Navbar */
.navbar {
    backdrop-filter: blur(10px);
    background: rgba(33, 150, 243, 0.95) !important;
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
}

.navbar-brand { display: inline-flex; align-items: center; gap: 8px; }
.navbar-brand img { display: inline-block; height: 28px; width: auto; margin-right: 0; vertical-align: middle; }
footer h5 img { display: inline-block; height: 22px; width: auto; margin-right: 6px; vertical-align: -3px; }

/* Footer */
footer {
    background: linear-gradient(45deg, #1a1a1a, #2d2d2d) !important;
}

footer a {
    color: var(--primary-color) !important;
    text-decoration: none;
}

footer a:hover {
    color: var(--primary-color) !important;
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-section {
        padding: 2rem 0;
    }
    .cta-badges {
        margin-top: 0.5rem;
    }
    
    .hero-section h1 {
        font-size: 2.5rem;
    }
    
    .stat-card {
        margin-bottom: 1rem;
    }
    
    .floating-card {
        padding: 1.5rem;
    }
    
    .card-body {
        padding: 1.5rem;
    }
    
    .btn-lg {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }
    
    .impact-score-circle {
        width: 120px;
        height: 120px;
        font-size: 2rem;
    }
}

@media (max-width: 576px) {
    .hero-section h1 {
        font-size: 2rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .btn {
        width: 100%;
        margin-bottom: 0.5rem;
    }
    
    .d-flex.justify-content-between .btn {
        width: auto;
        flex: 1;
        margin: 0 0.25rem;
    }
    
    .scroll-indicator {
        bottom: 70px;
    }
    /* Evita overflow horizontal ao agrupar botões */
    .hero-section .d-flex {
        flex-wrap: wrap;
    }
}

/* Extra small devices adjustments */
@media (max-width: 360px) {
    .hero-section h1 {
        font-size: 1.75rem;
    }
    .hero-section .lead {
        font-size: 0.95rem;
    }
    .btn-lg {
        padding: 0.65rem 1rem;
        font-size: 0.95rem;
    }
    .hero-image {
        height: 300px;
    }
    .cta-badges {
        gap: 0.5rem;
    }
}

/* Loading States */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

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

/* Accessibility */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Focus styles for accessibility */
.btn:focus,
.form-control:focus,
.form-select:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .card {
        border: 2px solid currentColor;
    }
    
    .btn {
        border: 2px solid currentColor;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Print styles */
@media print {
    .navbar,
    .btn,
    footer {
        display: none;
    }
    
    .hero-section {
        background: white;
        color: black;
    }
    
    .card {
        border: 1px solid #ccc;
        box-shadow: none;
    }
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #1976D2;
}

/* Tooltip styles */
.tooltip {
    font-size: 0.875rem;
}

.tooltip-inner {
    background: var(--dark-bg);
    color: white;
    border-radius: 6px;
    padding: 0.5rem 0.75rem;
}

/* Badge styles */
.badge {
    border-radius: 20px;
    padding: 0.5rem 1rem;
    font-weight: 500;
}

/* Hero CTA badges */
.cta-badges {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.cta-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255,255,255,0.15);
    color: #fff;
    border: 1px solid rgba(255,255,255,0.25);
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    backdrop-filter: blur(6px);
    font-size: 0.9rem;
}

[data-theme="dark"] .cta-badge {
    background: rgba(0,0,0,0.25);
    border-color: rgba(255,255,255,0.15);
}

/* Scroll indicator */
.scroll-indicator {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: 90px;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    color: #fff;
    border: 2px solid rgba(255,255,255,0.6);
    background: rgba(255,255,255,0.08);
    text-decoration: none;
    animation: bounce 2s infinite;
}

.scroll-indicator i { font-size: 1.2rem; }

@keyframes bounce {
    0%, 100% { transform: translate(-50%, 0); }
    50% { transform: translate(-50%, -8px); }
}

/* Alert styles */
.alert {
    border: none;
    border-radius: 10px;
    padding: 1rem 1.5rem;
}

.alert-success {
    background: linear-gradient(45deg, rgba(76, 175, 80, 0.1), rgba(76, 175, 80, 0.2));
    border-left: 4px solid var(--success-color);
    color: #2E7D32;
}

.alert-warning {
    background: linear-gradient(45deg, rgba(255, 193, 7, 0.1), rgba(255, 193, 7, 0.2));
    border-left: 4px solid var(--warning-color);
    color: #F57C00;
}

.alert-danger {
    background: linear-gradient(45deg, rgba(244, 67, 54, 0.1), rgba(244, 67, 54, 0.2));
    border-left: 4px solid var(--danger-color);
    color: #C62828;
}

.alert-info {
    background: linear-gradient(45deg, rgba(33, 150, 243, 0.1), rgba(33, 150, 243, 0.2));
    border-left: 4px solid var(--primary-color);
    color: #1565C0;
}