/**
 * Comprar ou Alugar? - Stylesheet Principal
 * Desenvolvido por B20 Conteúdo Digital
 * https://www.b20.com.br
 * 
 * Mobile-first, Responsivo, Acessível
 * Suporte a tema claro/escuro
 */

/* ===== RESET E BASE ===== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
    padding-bottom: env(safe-area-inset-bottom);
}

/* ===== CSS CUSTOM PROPERTIES (LIGHT THEME) ===== */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

:root {
    /* Cores Primárias (Azul Cobalto) */
    --primary-color: #2563EB;
    --primary-hover: #1D4ED8;
    --primary-light: #60A5FA;
    --secondary-color: #1E293B;
    --secondary-hover: #0F172A;

    /* Backgrounds */
    --bg-primary: #FFFFFF;
    --bg-secondary: #F8FAFC;
    --bg-tertiary: #F1F5F9;
    --bg-card: #FFFFFF;
    --bg-overlay: rgba(255, 255, 255, 0.85);

    /* Textos */
    --text-primary: #0F172A;
    --text-secondary: #475569;
    --text-tertiary: #94A3B8;
    --text-inverse: #FFFFFF;

    /* Bordas */
    --border-color: #E2E8F0;
    --border-radius: 12px;
    --border-radius-sm: 8px;
    --border-radius-lg: 16px;

    /* Sombras (Mais difusas e suaves) */
    --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.05);
    --shadow-md: 0 4px 15px rgba(37, 99, 235, 0.1);
    --shadow-lg: 0 10px 25px rgba(15, 23, 42, 0.08);
    --shadow-xl: 0 20px 40px rgba(15, 23, 42, 0.1);
    --shadow-glow: rgba(37, 99, 235, 0.2);

    /* Espaçamentos */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;

    /* Transições */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;

    /* Z-index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-toast: 1060;

    /* Tamanhos */
    --header-height: 72px;
    --bottom-nav-height: 64px;
    --container-max-width: 1200px;

    /* Estados */
    --success-color: #059669;
    --warning-color: #D97706;
    --error-color: #DC2626;
    --info-color: #2563EB;
}

/* ===== DARK THEME ===== */
[data-theme="dark"] {
    --bg-primary: #0F172A;
    --bg-secondary: #1E293B;
    --bg-tertiary: #334155;
    --bg-card: #1E293B;
    --bg-overlay: rgba(15, 23, 42, 0.85);

    --text-primary: #F8FAFC;
    --text-secondary: #CBD5E1;
    --text-tertiary: #94A3B8;
    --text-inverse: #0F172A;

    --border-color: #334155;

    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 15px rgba(37, 99, 235, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.4);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.5);
}

/* ===== TIPOGRAFIA ===== */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 600;
    line-height: 1.2;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: 2rem;
}

h2 {
    font-size: 1.75rem;
}

h3 {
    font-size: 1.5rem;
}

h4 {
    font-size: 1.25rem;
}

h5 {
    font-size: 1.125rem;
}

h6 {
    font-size: 1rem;
}

p {
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--primary-hover);
}

a:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
    border-radius: var(--border-radius-sm);
}

/* ===== CONTAINER ===== */
.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--spacing-lg);
    }
}

/* ===== HEADER ===== */
.app-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background-color: var(--bg-overlay);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    z-index: var(--z-fixed);
    display: flex;
    align-items: center;
    padding: 0 var(--spacing-md);
}

.header-logo h1 {
    font-size: 1.25rem;
    margin: 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-primary);
}

.header-logo i {
    color: var(--primary-color);
}

.desktop-nav {
    display: none;
    gap: var(--spacing-lg);
    margin-left: auto;
    margin-right: var(--spacing-lg);
}

.desktop-nav .nav-link {
    color: var(--text-secondary);
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    transition: all var(--transition-fast);
}

.desktop-nav .nav-link:hover {
    color: var(--primary-color);
    background-color: var(--bg-secondary);
}

.desktop-nav .nav-link.active {
    color: var(--primary-color);
    background-color: var(--bg-secondary);
}

.header-actions {
    display: flex;
    gap: var(--spacing-sm);
    margin-left: auto;
}

@media (min-width: 768px) {
    .desktop-nav {
        display: flex;
    }
}

/* ===== MAIN CONTENT ===== */
.main-content {
    margin-top: var(--header-height);
    margin-bottom: var(--bottom-nav-height);
    min-height: calc(100vh - var(--header-height) - var(--bottom-nav-height));
    padding: var(--spacing-lg) 0;
}

@media (min-width: 768px) {
    .main-content {
        margin-bottom: 0;
        min-height: calc(100vh - var(--header-height));
    }
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: 1rem;
    font-weight: 500;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
    min-height: 44px;
}

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

.btn-primary {
    background-color: var(--primary-color);
    color: #FFFFFF;
    font-weight: 600;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px var(--shadow-glow);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background-color: var(--bg-secondary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1.125rem;
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 0.875rem;
    min-height: 36px;
}

.btn-icon {
    width: 44px;
    height: 44px;
    padding: 0;
    background-color: transparent;
    color: var(--text-secondary);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.btn-icon:hover {
    background-color: var(--bg-secondary);
    color: var(--primary-color);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* ===== HERO SECTION ===== */
.hero-section {
    background-color: #0F172A;
    background-image: linear-gradient(rgba(15, 23, 42, 0.85), rgba(15, 23, 42, 0.95)), url('../assets/images/hero-bg.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    padding: 120px 0 80px;
    text-align: center;
    color: #FFFFFF;
}

.hero-title {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
    color: #FFFFFF;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    color: #CBD5E1;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    align-items: center;
}

@media (min-width: 768px) {
    .hero-title {
        font-size: 3rem;
    }

    .hero-subtitle {
        font-size: 1.5rem;
    }

    .hero-cta {
        flex-direction: row;
        justify-content: center;
    }
}

/* ===== BENEFITS SECTION ===== */
.benefits-section {
    padding: var(--spacing-2xl) 0;
    background-color: var(--bg-secondary);
}

.section-title {
    text-align: center;
    font-size: 2rem;
    margin-bottom: var(--spacing-xl);
    color: var(--text-primary);
}

.section-subtitle {
    text-align: center;
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
}

.benefits-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 640px) {
    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .benefits-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.benefit-card {
    background-color: var(--bg-card);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    text-align: center;
}

.benefit-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.benefit-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-md);
    background-color: rgba(37, 99, 235, 0.1);
    color: var(--primary-color);
    border: 1px solid rgba(37, 99, 235, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.benefit-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.benefit-card p {
    color: var(--text-secondary);
    margin-bottom: 0;
}

/* ===== SIMULATOR SECTION ===== */
.simulator-section {
    padding: var(--spacing-2xl) 0;
}

.simulation-mode {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    justify-content: center;
    flex-wrap: wrap;
}

.mode-btn {
    padding: var(--spacing-md) var(--spacing-lg);
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    border: 2px solid transparent;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-weight: 500;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.mode-btn:hover {
    background-color: var(--bg-tertiary);
}

.mode-btn.active {
    background-color: var(--primary-color);
    color: var(--text-inverse);
    border-color: var(--primary-color);
}

/* ===== PRESET SCENARIOS ===== */
.preset-scenarios {
    margin-bottom: var(--spacing-xl);
}

.preset-scenarios h3 {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.scenarios-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

@media (min-width: 640px) {
    .scenarios-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .scenarios-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.scenario-btn {
    padding: var(--spacing-lg);
    background-color: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    text-align: center;
}

.scenario-btn:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.scenario-btn i {
    font-size: 2rem;
    color: var(--primary-color);
}

/* ===== FORMS ===== */
.simulation-form {
    background-color: var(--bg-card);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
}

.form-section {
    margin-bottom: var(--spacing-xl);
}

.form-section:last-of-type {
    margin-bottom: 0;
}

.form-section-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--border-color);
    color: var(--text-primary);
}

.form-section-title i {
    color: var(--primary-color);
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 768px) {
    .form-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .form-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.form-control {
    padding: var(--spacing-md);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(255, 0, 0, 0.1);
}

.form-control::placeholder {
    color: var(--text-tertiary);
}

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

.input-icon {
    position: absolute;
    left: var(--spacing-md);
    color: var(--text-tertiary);
    font-weight: 500;
    pointer-events: none;
}

.input-with-icon .form-control {
    padding-left: calc(var(--spacing-md) * 3);
}

.input-suffix {
    position: absolute;
    right: var(--spacing-md);
    color: var(--text-tertiary);
    font-weight: 500;
    pointer-events: none;
}

.input-with-icon:has(.input-suffix) .form-control {
    padding-right: calc(var(--spacing-md) * 4);
}

.form-help-text {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    margin-top: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.form-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
    flex-wrap: wrap;
}

@media (max-width: 640px) {
    .form-actions {
        flex-direction: column;
    }

    .form-actions .btn {
        width: 100%;
    }
}

/* ===== RESULTS ===== */
.results-container {
    margin-top: var(--spacing-2xl);
    padding: var(--spacing-xl);
    background-color: var(--bg-card);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
}

.results-summary {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

@media (min-width: 768px) {
    .results-summary {
        grid-template-columns: repeat(2, 1fr);
    }
}

.result-card {
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.result-header {
    padding: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-size: 1.25rem;
    font-weight: 600;
}

.result-buy .result-header {
    background-color: var(--primary-color);
    color: var(--text-inverse);
}

.result-rent .result-header {
    background-color: var(--secondary-color);
    color: var(--text-inverse);
}

.result-body {
    padding: var(--spacing-lg);
}

.result-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--border-color);
}

.result-item:last-child {
    border-bottom: none;
}

.result-item.total {
    font-weight: 600;
    font-size: 1.125rem;
    padding-top: var(--spacing-lg);
    margin-top: var(--spacing-md);
    border-top: 2px solid var(--border-color);
}

.result-label {
    color: var(--text-secondary);
}

.result-value {
    font-weight: 600;
    color: var(--text-primary);
}

.result-value.highlight {
    color: var(--primary-color);
    font-size: 1.125rem;
}

/* ===== COMPARISON CARD ===== */
.comparison-card {
    background-color: var(--bg-secondary);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    margin-bottom: var(--spacing-xl);
    box-shadow: var(--shadow-md);
}

.comparison-card h3 {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.comparison-body {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.comparison-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    background-color: var(--bg-card);
    border-radius: var(--border-radius);
}

.comparison-label {
    font-weight: 500;
    color: var(--text-secondary);
}

.comparison-value {
    font-size: 1.5rem;
    font-weight: 700;
}

.comparison-value.positive {
    color: var(--success-color);
}

.comparison-value.negative {
    color: var(--error-color);
}

.comparison-recommendation {
    padding: var(--spacing-lg);
    background-color: var(--bg-card);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--primary-color);
}

.recommendation {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.recommendation i {
    font-size: 2rem;
    color: var(--success-color);
}

.recommendation p {
    margin: 0;
}

.recommendation-buy {
    border-left-color: var(--primary-color);
}

.recommendation-rent {
    border-left-color: var(--secondary-color);
}

/* ===== CHART ===== */
.chart-container {
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-xl);
    background-color: var(--bg-card);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    height: 400px;
}

@media (min-width: 768px) {
    .chart-container {
        height: 500px;
    }
}

/* ===== EXPORT ACTIONS ===== */
.export-actions {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    justify-content: center;
}

@media (max-width: 640px) {
    .export-actions {
        flex-direction: column;
    }

    .export-actions .btn {
        width: 100%;
    }
}

/* ===== FAQ ===== */
.faq-section {
    padding: var(--spacing-2xl) 0;
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background-color: var(--bg-card);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: var(--spacing-lg);
    background-color: transparent;
    border: none;
    text-align: left;
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all var(--transition-fast);
}

.faq-question:hover {
    background-color: var(--bg-secondary);
}

.faq-question:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: -2px;
}

.faq-icon {
    font-size: 1.5rem;
    color: var(--primary-color);
    transition: transform var(--transition-fast);
}

.faq-question[aria-expanded="true"] .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    padding: 0 var(--spacing-lg) var(--spacing-lg);
    color: var(--text-secondary);
}

.faq-answer p:last-child {
    margin-bottom: 0;
}

.faq-answer ul {
    margin-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.faq-cta {
    text-align: center;
    margin-top: var(--spacing-xl);
}

/* ===== CTA SECTION ===== */
.cta-section {
    padding: var(--spacing-2xl) 0;
    text-align: center;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
    color: var(--text-inverse);
}

.cta-section h2 {
    color: var(--text-inverse);
    margin-bottom: var(--spacing-md);
}

.cta-section p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xl);
}

/* ===== FOOTER ===== */
.app-footer {
    background-color: var(--bg-secondary);
    padding: var(--spacing-2xl) 0 var(--spacing-xl);
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

@media (min-width: 768px) {
    .footer-content {
        grid-template-columns: repeat(3, 1fr);
    }
}

.footer-section h3 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.footer-section p {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 0.875rem;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--primary-color);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    color: var(--text-tertiary);
    font-size: 0.875rem;
}

.footer-bottom p {
    margin-bottom: var(--spacing-sm);
}

.b20-link {
    color: var(--primary-color);
    font-weight: 600;
}

.b20-link:hover {
    text-decoration: underline;
}

/* ===== BOTTOM NAVIGATION (MOBILE) ===== */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    min-height: var(--bottom-nav-height);
    background-color: var(--bg-card);
    border-top: 1px solid var(--border-color);
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
    display: flex;
    justify-content: space-around;
    align-items: center;
    z-index: var(--z-fixed);
    padding-bottom: env(safe-area-inset-bottom);
}

.bottom-nav .nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm);
    color: var(--text-secondary);
    text-decoration: none;
    transition: all var(--transition-fast);
    flex: 1;
    min-height: 44px;
}

.bottom-nav .nav-item i {
    font-size: 1.25rem;
}

.bottom-nav .nav-item span {
    font-size: 0.75rem;
    font-weight: 500;
}

.bottom-nav .nav-item:hover,
.bottom-nav .nav-item.active {
    color: var(--primary-color);
}

@media (min-width: 768px) {
    .bottom-nav {
        display: none !important;
    }
}

/* ===== TOAST NOTIFICATIONS ===== */
.toast {
    position: fixed;
    bottom: calc(var(--bottom-nav-height) + var(--spacing-lg));
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background-color: var(--bg-card);
    color: var(--text-primary);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-xl);
    z-index: var(--z-toast);
    opacity: 0;
    transition: all var(--transition-base);
    pointer-events: none;

    /* UX: Full width on mobile, capped on desktop */
    width: calc(100% - var(--spacing-lg) * 2);
    max-width: 450px;
    text-align: center;
}

@media (min-width: 768px) {
    .toast {
        bottom: var(--spacing-lg);
    }
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.toast-success {
    border-left: 4px solid var(--success-color);
}

.toast-error {
    border-left: 4px solid var(--error-color);
}

.toast-warning {
    border-left: 4px solid var(--warning-color);
}

.toast-info {
    border-left: 4px solid var(--info-color);
}

/* ===== MODAL ===== */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--bg-overlay);
    z-index: var(--z-modal-backdrop);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-base);
}

.modal[style*="display: flex"] {
    opacity: 1;
    pointer-events: all;
}

.modal-content {
    background-color: var(--bg-card);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-xl);
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.9);
    transition: transform var(--transition-base);
}

.modal[style*="display: flex"] .modal-content {
    transform: scale(1);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

.modal-header h2 {
    margin: 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding: var(--spacing-sm);
    border-radius: 50%;
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
}

.modal-body {
    padding: var(--spacing-lg);
}

/* ===== PAGE HEADER ===== */
.page-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.page-header h1 {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
}

.page-header h1 i {
    color: var(--primary-color);
}

.page-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
}

/* ===== CONTENT SECTIONS (PAGES) ===== */
.content-section {
    margin-bottom: var(--spacing-2xl);
}

.content-section h2 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.content-section h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.content-section ul,
.content-section ol {
    margin-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.content-section li {
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

/* ===== INFO BOXES ===== */
.info-box,
.warning-box {
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-lg);
    display: flex;
    gap: var(--spacing-md);
}

.info-box {
    background-color: rgba(59, 130, 246, 0.1);
    border-left: 4px solid var(--info-color);
}

.warning-box {
    background-color: rgba(245, 158, 11, 0.1);
    border-left: 4px solid var(--warning-color);
}

.info-box i,
.warning-box i {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.info-box i {
    color: var(--info-color);
}

.warning-box i {
    color: var(--warning-color);
}

/* ===== COMPARISON BOXES ===== */
.comparison-boxes {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

@media (min-width: 768px) {
    .comparison-boxes {
        grid-template-columns: repeat(2, 1fr);
    }
}

.comparison-box {
    padding: var(--spacing-xl);
    background-color: var(--bg-card);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
}

.comparison-box h3 {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.comparison-box i {
    color: var(--primary-color);
}

/* ===== FORMULA BOX ===== */
.formula-box {
    padding: var(--spacing-lg);
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-lg);
}

.formula-box h4 {
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.formula-box code {
    display: block;
    padding: var(--spacing-md);
    background-color: var(--bg-tertiary);
    border-radius: var(--border-radius-sm);
    font-family: 'Courier New', monospace;
    font-size: 1rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
    overflow-x: auto;
}

.formula-legend {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* ===== CHECKLIST ===== */
.checklist {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.checklist-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background-color: var(--bg-card);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
}

.checklist-item i {
    font-size: 1.5rem;
    color: var(--success-color);
    flex-shrink: 0;
}

.checklist-item h4 {
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.checklist-item p {
    margin: 0;
    color: var(--text-secondary);
}

/* ===== COSTS GRID ===== */
.costs-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

@media (min-width: 640px) {
    .costs-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .costs-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.cost-card {
    padding: var(--spacing-lg);
    background-color: var(--bg-card);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    text-align: center;
}

.cost-card i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.cost-card h4 {
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.cost-card p {
    margin: 0;
    color: var(--text-secondary);
    font-weight: 500;
}

/* ===== COMPARISON TABLE ===== */
.comparison-table {
    overflow-x: auto;
    margin-bottom: var(--spacing-lg);
}

.comparison-table table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--bg-card);
    border-radius: var(--border-radius);
    overflow: hidden;
}

.comparison-table th,
.comparison-table td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.comparison-table th {
    background-color: var(--bg-secondary);
    font-weight: 600;
    color: var(--text-primary);
}

.comparison-table td {
    color: var(--text-secondary);
}

.comparison-table tr:last-child td {
    border-bottom: none;
}

/* ===== GUIDE NAV ===== */
.guide-nav {
    background-color: var(--bg-card);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
}

.guide-nav h3 {
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.guide-nav ul {
    list-style: none;
    margin: 0;
}

.guide-nav li {
    margin-bottom: var(--spacing-sm);
}

.guide-nav a {
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.guide-nav a:hover {
    color: var(--primary-color);
}

/* ===== TREND CARDS ===== */
.trend-cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

@media (min-width: 768px) {
    .trend-cards {
        grid-template-columns: repeat(3, 1fr);
    }
}

.trend-card {
    padding: var(--spacing-xl);
    background-color: var(--bg-card);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
}

.trend-card i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.trend-card h4 {
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.trend-card p {
    margin: 0;
    color: var(--text-secondary);
}

/* ===== PROFILE QUIZ ===== */
.profile-quiz {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.quiz-question {
    padding: var(--spacing-lg);
    background-color: var(--bg-card);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
}

.quiz-question h4 {
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.quiz-question ul {
    margin: 0;
}

.quiz-question li {
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

/* ===== FAQ SEARCH ===== */
.faq-search {
    position: relative;
    max-width: 600px;
    margin: 0 auto var(--spacing-xl);
}

.faq-search input {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-md) var(--spacing-md) calc(var(--spacing-md) * 3);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    background-color: var(--bg-card);
    color: var(--text-primary);
}

.faq-search i {
    position: absolute;
    left: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-tertiary);
}

/* ===== FAQ QUICK LINKS ===== */
.faq-quick {
    padding: var(--spacing-xl);
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius-lg);
    margin-top: var(--spacing-2xl);
}

.faq-quick h2 {
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.faq-quick p {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.faq-quick-links {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

@media (min-width: 640px) {
    .faq-quick-links {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .faq-quick-links {
        grid-template-columns: repeat(4, 1fr);
    }
}

.faq-quick-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg);
    background-color: var(--bg-card);
    border-radius: var(--border-radius);
    text-align: center;
    transition: all var(--transition-fast);
}

.faq-quick-link:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.faq-quick-link i {
    font-size: 2rem;
    color: var(--primary-color);
}

/* ===== CONTACT ===== */
.contact-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
}

@media (min-width: 1024px) {
    .contact-container {
        grid-template-columns: 1fr 2fr;
    }
}

.contact-info {
    background-color: var(--bg-card);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
}

.contact-info h2 {
    margin-bottom: var(--spacing-lg);
}

.contact-item {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
    flex-shrink: 0;
}

.contact-item h3 {
    font-size: 1rem;
    margin-bottom: var(--spacing-xs);
}

.contact-item p {
    margin: 0;
    color: var(--text-secondary);
}

.social-links {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--border-color);
}

.social-links h3 {
    margin-bottom: var(--spacing-md);
}

.social-icons {
    display: flex;
    gap: var(--spacing-md);
}

.social-icons a {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--bg-secondary);
    border-radius: 50%;
    color: var(--text-primary);
    font-size: 1.25rem;
    transition: all var(--transition-fast);
}

.social-icons a:hover {
    background-color: var(--primary-color);
    color: var(--text-inverse);
    transform: translateY(-2px);
}

.contact-form-container {
    background-color: var(--bg-card);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
}

.contact-form-container h2 {
    margin-bottom: var(--spacing-lg);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contact-form textarea {
    resize: vertical;
    min-height: 150px;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    margin-top: 4px;
    cursor: pointer;
}

.success-message {
    text-align: center;
    padding: var(--spacing-2xl);
}

.success-message i {
    font-size: 4rem;
    color: var(--success-color);
    margin-bottom: var(--spacing-lg);
}

.success-message h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.success-message p {
    color: var(--text-secondary);
}

/* ===== LEGAL PAGES ===== */
.legal-content {
    max-width: 800px;
    margin: 0 auto;
}

.legal-section {
    margin-bottom: var(--spacing-2xl);
}

.legal-section h2 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.legal-section h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.legal-section ul,
.legal-section ol {
    margin-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.legal-section li {
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

.legal-footer {
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-xl);
    border-top: 2px solid var(--border-color);
    text-align: center;
}

.legal-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    margin-top: var(--spacing-lg);
    flex-wrap: wrap;
}

/* ===== HISTORY (SIMULATOR PAGE) ===== */
.history-item {
    padding: var(--spacing-lg);
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-md);
}

.history-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.history-date {
    font-weight: 500;
    color: var(--text-primary);
}

.history-winner {
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
}

.history-winner.comprar {
    background-color: rgba(255, 0, 0, 0.1);
    color: var(--primary-color);
}

.history-winner.alugar {
    background-color: rgba(40, 40, 40, 0.1);
    color: var(--secondary-color);
}

.history-details {
    margin-bottom: var(--spacing-md);
}

.history-details p {
    margin-bottom: var(--spacing-xs);
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.empty-state {
    text-align: center;
    padding: var(--spacing-2xl);
    color: var(--text-tertiary);
}

/* ===== CTA BUTTONS ===== */
.cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

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

.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

.mt-0 {
    margin-top: 0;
}

.mt-1 {
    margin-top: var(--spacing-xs);
}

.mt-2 {
    margin-top: var(--spacing-sm);
}

.mt-3 {
    margin-top: var(--spacing-md);
}

.mt-4 {
    margin-top: var(--spacing-lg);
}

.mt-5 {
    margin-top: var(--spacing-xl);
}

.mb-0 {
    margin-bottom: 0;
}

.mb-1 {
    margin-bottom: var(--spacing-xs);
}

.mb-2 {
    margin-bottom: var(--spacing-sm);
}

.mb-3 {
    margin-bottom: var(--spacing-md);
}

.mb-4 {
    margin-bottom: var(--spacing-lg);
}

.mb-5 {
    margin-bottom: var(--spacing-xl);
}

/* ===== RESPONSIVE ADJUSTMENTS ===== */
@media (max-width: 767px) {
    h1 {
        font-size: 1.75rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    h3 {
        font-size: 1.25rem;
    }

    .hero-section {
        padding: var(--spacing-xl) 0;
    }

    .section-title {
        font-size: 1.5rem;
    }
}

/* ===== PRINT STYLES ===== */
@media print {

    .app-header,
    .bottom-nav,
    .app-footer,
    .export-actions,
    .btn,
    .mode-btn,
    .scenario-btn {
        display: none !important;
    }

    .main-content {
        margin: 0;
        padding: 0;
    }

    .results-container {
        box-shadow: none;
        border: 1px solid #000;
    }

    * {
        color: #000 !important;
        background: #fff !important;
    }
}

/* ===== ANIMATIONS ===== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

.fade-in {
    animation: fadeIn var(--transition-base) ease-out;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(20px);
    }

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

.slide-in-right {
    animation: slideInRight var(--transition-base) ease-out;
}

/* ===== ACCESSIBILITY ENHANCEMENTS ===== */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --border-color: #000;
    }

    [data-theme="dark"] {
        --border-color: #fff;
    }

    .btn {
        border: 2px solid currentColor;
    }
}

/* ===== FOCUS VISIBLE (KEYBOARD NAVIGATION) ===== */
*:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* ===== END OF STYLESHEET ===== */

/* ===== ARTIGOS DIDÁTICOS ===== */
.article-box {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
}

.article-box h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.article-box p {
    margin-bottom: var(--spacing-sm);
}

.article-box p:last-child {
    margin-bottom: 0;
}

/* ===== MOBILE MENU (SIDEBAR) ===== */
.mobile-menu-btn {
    display: none;
}

@media (max-width: 767px) {
    .mobile-menu-btn {
        display: flex !important;
    }
}

.mobile-sidebar {
    position: fixed;
    top: 0;
    right: -300px;
    width: 280px;
    height: 100vh;
    background-color: var(--bg-card);
    z-index: 1100;
    box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
    transition: right 0.3s ease;
    display: flex;
    flex-direction: column;
}

.mobile-sidebar.open {
    right: 0;
}

.mobile-sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

.mobile-sidebar-header h3 {
    margin: 0;
    color: var(--text-primary);
}

.mobile-nav {
    display: flex;
    flex-direction: column;
    padding: var(--spacing-md) 0;
}

.mobile-nav-link {
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--text-secondary);
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    border-bottom: 1px solid var(--border-color);
}

.mobile-nav-link i {
    width: 24px;
    color: var(--primary-color);
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
    background-color: var(--bg-secondary);
    color: var(--primary-color);
}

.mobile-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1090;
    display: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.mobile-overlay.open {
    display: block;
    opacity: 1;
}

/* ===== COSTS GRID ===== */
.costs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(150px, 100%), 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

/* ===== HISTORY DASHBOARD ===== */
.history-dashboard {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.insight-card {
    background-color: var(--bg-card);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    text-align: center;
}

.insight-card i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.insight-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
}

.insight-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.history-list {
    display: grid;
    gap: var(--spacing-md);
}

.history-card {
    background-color: var(--bg-card);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.history-card-info h4 {
    margin: 0 0 var(--spacing-xs) 0;
    color: var(--text-primary);
}

.history-card-info p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.history-card-actions {
    display: flex;
    gap: var(--spacing-sm);
}

/* ===== RESPONSIVE HEADER FIX ===== */
@media (max-width: 1024px) {
    .desktop-nav {
        gap: var(--spacing-sm) !important;
    }

    .desktop-nav .nav-link {
        padding: var(--spacing-sm) !important;
        font-size: 0.9rem !important;
    }
}

/* ===== BOTTOM NAV (MOBILE) ===== */
.bottom-nav {
    display: none;
}

@media (max-width: 767px) {
    .desktop-nav {
        display: none !important;
    }

    .bottom-nav {
        display: flex;
        position: fixed;
        bottom: 0;
        left: 0;
        width: 100%;
        min-height: var(--bottom-nav-height, 70px);
        background-color: var(--bg-card);
        border-top: 1px solid var(--border-color);
        z-index: 1000;
        justify-content: space-around;
        align-items: center;
        box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.05);
        padding-bottom: env(safe-area-inset-bottom);
    }

    .bottom-nav-link {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        text-decoration: none;
        color: var(--text-secondary);
        width: 100%;
        height: 100%;
        gap: 4px;
        background: transparent;
        border: none;
        cursor: pointer;
        padding: 0;
    }

    .bottom-nav-link i {
        font-size: 1.2rem;
    }

    .bottom-nav-link span {
        font-size: 0.75rem;
        font-weight: 500;
    }

    .bottom-nav-link:hover,
    .bottom-nav-link.active {
        color: var(--primary-color);
    }

    .main-content {
        margin-bottom: calc(var(--bottom-nav-height, 70px) + env(safe-area-inset-bottom));
    }
}

/* ===== FIX: Hero Section Secondary Button ===== */
.hero-section .btn-secondary {
    color: #ffffff !important;
    border-color: rgba(255, 255, 255, 0.5) !important;
}

.hero-section .btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.1) !important;
    color: #ffffff !important;
    border-color: #ffffff !important;
}

/* ===== FIX: Mode Button Legibility in Dark Mode ===== */
.mode-btn.active {
    background-color: var(--primary-color) !important;
    color: #FFFFFF !important;
    border-color: var(--primary-color) !important;
}

/* Override primary color in dark mode for better legibility */


/* ===== FIX: Simulator Mobile Padding ===== */
@media (max-width: 640px) {

    .simulation-form,
    .results-container {
        padding: var(--spacing-md) !important;
    }

    .form-section {
        margin-bottom: var(--spacing-lg) !important;
    }

    .scenario-btn {
        padding: var(--spacing-md) !important;
    }
}

/* ===== FIX: Scenario Button Legibility ===== */
.scenario-btn {
    color: var(--text-primary) !important;
}

/* ===== FIX: Page Header Mobile Legibility ===== */
@media (max-width: 640px) {
    .page-header {
        margin-bottom: var(--spacing-lg) !important;
    }

    .page-header h1 {
        font-size: 1.5rem !important;
        flex-wrap: wrap;
    }

    .page-header h1 i {
        display: none !important;
    }

    .page-subtitle {
        font-size: 1rem !important;
    }
}

/* ===== FIX: Simulator Mobile First Comprehensive ===== */
@media (max-width: 640px) {

    /* Stack result items to prevent text collision */
    .result-item,
    .comparison-item {
        flex-direction: column !important;
        align-items: flex-start !important;
        gap: 6px;
    }

    /* Highlight the values and align them to start */
    .result-value,
    .comparison-value {
        align-self: flex-start !important;
        font-size: 1.15rem !important;
    }

    .result-item.total .result-value {
        font-size: 1.25rem !important;
    }

    /* Reduce paddings in cards to save screen real estate */
    .result-header {
        padding: var(--spacing-md) !important;
    }

    .result-body {
        padding: 0 var(--spacing-md) var(--spacing-md) var(--spacing-md) !important;
    }

    .comparison-card {
        padding: var(--spacing-md) !important;
    }

    /* Make the chart fit nicely */
    .chart-container {
        height: 250px !important;
        margin-top: var(--spacing-md);
    }

    /* Stack the input suffix/icon neatly if needed */
    .input-with-icon {
        width: 100%;
    }
}

/* ===== FIX: Typography Hierarchy Mobile ===== */
@media (max-width: 640px) {
    .page-header h1 {
        font-size: 1.75rem !important;
    }

    .section-title {
        font-size: 1.5rem !important;
    }

    .form-section-title {
        font-size: 1.25rem !important;
    }

    .result-header h3,
    .comparison-card h3,
    .comparison-box h3 {
        font-size: 1.15rem !important;
    }
}

/* ===== FIX: Hover Jitter (Piscando) ===== */
.btn {
    position: relative;
}

.btn::after {
    content: '';
    position: absolute;
    top: -10px;
    right: -10px;
    bottom: -10px;
    left: -10px;
    z-index: -1;
}


/* ===== FIX: Primary Color Legibility on Text in Dark Mode ===== */
[data-theme="dark"] .result-value.highlight,
[data-theme="dark"] .form-section-title i,
[data-theme="dark"] .comparison-box i,
[data-theme="dark"] .info-box i {
    color: #60A5FA !important;
}

/* ===== FIX: Footer Spacing for Mobile Bottom Nav ===== */
@media (max-width: 767px) {
    .app-footer {
        padding-bottom: calc(var(--bottom-nav-height, 70px) + env(safe-area-inset-bottom) + var(--spacing-xl)) !important;
    }

    /* Remove the margin from main-content since we moved it to the footer */
    .main-content {
        margin-bottom: 0 !important;
    }
}

html,
body {
    max-width: 100%;
    overflow-x: hidden;
}

/* ===== SMART INSIGHTS (HISTORY PAGE) ===== */
.smart-insights-panel {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    margin-bottom: 0;
    border: 1px solid transparent;
    border-radius: var(--border-radius);
    padding: 0 var(--spacing-lg);
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: all 0.4s ease-out;
}

[data-theme="dark"] .smart-insights-panel {
    background: rgba(0, 0, 0, 0.2);
}

.smart-insights-panel.open {
    max-height: 1500px; /* Grande o suficiente para o mobile */
    opacity: 1 !important;
    margin-bottom: var(--spacing-lg);
    border-color: var(--border-color);
    padding: var(--spacing-lg);
}

.insight-row {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.insight-row:last-child {
    margin-bottom: 0;
}

.score-card {
    flex: 1;
    min-width: 140px;
    background-color: var(--bg-primary);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    text-align: center;
    border-top: 3px solid transparent;
}

.buy-score {
    border-top-color: var(--primary-color);
}

.rent-score {
    border-top-color: var(--accent-color);
}

.score-card h5 {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.score-count {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
}

.champion-card {
    flex: 1;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(59, 130, 246, 0.1) 100%);
    border: 1px solid rgba(16, 185, 129, 0.2);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    position: relative;
    overflow: hidden;
}

.champion-badge {
    position: absolute;
    top: 0;
    right: 0;
    background-color: var(--primary-color);
    color: white;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 12px;
    border-bottom-left-radius: var(--border-radius);
    display: flex;
    align-items: center;
    gap: 6px;
}

.champion-card h4 {
    margin-bottom: var(--spacing-xs);
    font-size: 1.1rem;
    color: var(--text-primary);
}

.champion-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin: 0;
}
/* ===== LOGO ===== */
.app-logo {
    height: 36px;
    width: 36px;
    border-radius: 8px;
    object-fit: cover;
    box-shadow: var(--shadow-sm);
}