/* ===================================
   VARIÁVEIS CSS
   =================================== */
:root {
    /* Cores principais */
    --bg-primary: #010100;
    --bg-secondary: #1A1A1A;
    --accent-color: #FF5722;
    --accent-dark: #E64A19;
    --text-primary: #FFFFFF;
    --text-secondary: #B0B0B0;
    --white: #FFFFFF;

    /* Gradientes */
    --gradient-primary: linear-gradient(135deg, #0A0A0A 0%, #1A1A1A 100%);
    --gradient-accent: linear-gradient(135deg, #FF5722 0%, #FF7043 100%);

    /* Tipografia */
    --font-family: 'Inter', 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    /* Espaçamentos */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;

    /* Bordas */
    --border-radius: 12px;
    --border-radius-lg: 20px;

    /* Sombras */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 20px rgba(100, 255, 218, 0.3);

    /* Transições */
    --transition: all 0.3s ease;
}

/* ===================================
   RESET E ESTILOS GLOBAIS
   =================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ===================================
   TIPOGRAFIA
   =================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

h1 { font-size: 3rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

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

em {
    color: var(--accent-color);
    font-style: normal;
    font-weight: 600;
}

/* ===================================
   BOTÕES
   =================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--border-radius);
    font-family: var(--font-family);
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-accent);
    color: var(--bg-primary);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.btn-primary:active {
    transform: translateY(0);
}

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

.btn-full {
    width: 100%;
    justify-content: center;
}

.btn svg {
    transition: var(--transition);
}

.btn:hover svg {
    transform: translateX(4px);
}

/* ===================================
   HERO SECTION
   =================================== */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: var(--spacing-xxl) 0;
}

.hero-bg-gradient {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(100, 255, 218, 0.1) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text {
    animation: fadeInUp 0.8s ease;
}

.hero-title {
    font-size: 3.5rem;
    background: linear-gradient(135deg, var(--white) 0%, var(--accent-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-md);
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--text-primary);
    font-weight: 400;
    margin-bottom: var(--spacing-lg);
}

.hero-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.8;
}

.hero-image {
    animation: fadeInRight 0.8s ease;
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
}

/* ===================================
   FORM SECTION
   =================================== */
.form-section {
    min-height: 100vh;
    display: none;
    align-items: center;
    padding: var(--spacing-xxl) 0;
}

.form-section.active {
    display: flex;
}

.form-container {
    background: var(--bg-secondary);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xxl);
    box-shadow: var(--shadow-lg);
    max-width: 800px;
    margin: 0 auto;
}

.form-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.form-title {
    font-size: 2rem;
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: var(--spacing-sm);
}

.progress-fill {
    height: 100%;
    background: var(--gradient-accent);
    transition: width 0.5s ease;
}

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

.diagnostic-form {
    animation: fadeIn 0.5s ease;
}

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

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

.form-group label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.form-group input,
.form-group select {
    padding: var(--spacing-md);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    background: rgba(255, 255, 255, 0.05);
    color: var(--white);
    font-family: var(--font-family);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(255, 87, 34, 0.1);
}

.form-group input::placeholder {
    color: var(--text-secondary);
}

.form-group select {
    cursor: pointer;
}

.form-group select option {
    background: var(--bg-secondary);
    color: var(--white);
}

.error-message {
    font-size: 0.75rem;
    color: #FF6B6B;
    margin-top: var(--spacing-xs);
    min-height: 18px;
}

.form-group.error input,
.form-group.error select {
    border-color: #FF6B6B;
}

/* ===================================
   DASHBOARD SECTION
   =================================== */
.dashboard-section {
    min-height: 100vh;
    display: none;
    padding: var(--spacing-xxl) 0;
}

.dashboard-section.active {
    display: block;
}

.dashboard-header {
    text-align: center;
    margin-bottom: var(--spacing-xxl);
    animation: fadeInDown 0.6s ease;
}

.dashboard-title {
    font-size: 2.5rem;
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

.dashboard-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
}

.dashboard-subtitle strong {
    color: var(--accent-color);
}

/* Slider de Investimento */
.slider-container {
    background: var(--bg-secondary);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    animation: fadeInUp 0.6s ease 0.1s both;
}

.slider-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--accent-color);
    letter-spacing: 1px;
    margin-bottom: var(--spacing-md);
}

.slider-value-display {
    font-size: 3rem;
    font-weight: 700;
    color: var(--white);
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.investment-slider {
    width: 100%;
    height: 8px;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.1);
    outline: none;
    -webkit-appearance: none;
    margin-bottom: var(--spacing-sm);
}

.investment-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--accent-color);
    cursor: pointer;
    box-shadow: 0 0 10px rgba(255, 87, 34, 0.5);
    transition: var(--transition);
}

.investment-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
    box-shadow: 0 0 20px rgba(255, 87, 34, 0.8);
}

.investment-slider::-moz-range-thumb {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--accent-color);
    cursor: pointer;
    border: none;
    box-shadow: 0 0 10px rgba(255, 87, 34, 0.5);
    transition: var(--transition);
}

.investment-slider::-moz-range-thumb:hover {
    transform: scale(1.2);
    box-shadow: 0 0 20px rgba(255, 87, 34, 0.8);
}

.slider-range {
    display: flex;
    justify-content: space-between;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* KPIs Grid */
.kpis-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.kpi-card {
    background: var(--bg-secondary);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    box-shadow: var(--shadow-md);
    border: 2px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition);
    animation: fadeInUp 0.6s ease 0.2s both;
}

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

.kpi-card-highlight {
    border-color: var(--accent-color);
    background: linear-gradient(135deg, var(--bg-secondary) 0%, rgba(255, 87, 34, 0.05) 100%);
}

.kpi-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-md);
}

.kpi-value {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 80px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: var(--spacing-sm);
    text-align: center;
    word-break: break-word;
    line-height: 1.2;
}

.kpi-card-highlight .kpi-value {
    color: var(--accent-color);
}

.kpi-subtitle {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

/* Charts Grid */
.charts-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.chart-container {
    background: var(--bg-secondary);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    animation: fadeInUp 0.6s ease 0.3s both;
}

.chart-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.chart-container canvas {
    max-height: 300px;
}

/* CTA Final */
.cta-final {
    background: var(--bg-secondary);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xxl);
    text-align: center;
    box-shadow: var(--shadow-md);
    border: 2px solid var(--accent-color);
    animation: fadeInUp 0.6s ease 0.4s both;
}

.cta-title {
    font-size: 2rem;
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

.cta-title span {
    color: var(--accent-color);
}

.cta-text {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
}

.cta-text strong {
    color: var(--white);
}

.cta-direcionamento {
    font-size: 1rem;
    color: var(--text-primary);
    background: rgba(255, 87, 34, 0.1);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--accent-color);
    margin-bottom: var(--spacing-xl);
    text-align: left;
    line-height: 1.8;
}

.disclaimer {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: var(--spacing-lg);
    font-style: italic;
}

/* ===================================
   ANIMAÇÕES
   =================================== */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* ===================================
   RESPONSIVIDADE
   =================================== */
@media (max-width: 1024px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .kpis-grid {
        grid-template-columns: 1fr;
    }

    .charts-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.25rem;
    }

    .form-grid {
        grid-template-columns: 1fr;
    }

    .form-container {
        padding: var(--spacing-lg);
    }

    .slider-value-display {
        font-size: 2rem;
    }

    .kpi-value {
        font-size: 2rem;
    }

    .dashboard-title {
        font-size: 1.75rem;
    }

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

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

    .btn-lg {
        padding: var(--spacing-sm) var(--spacing-lg);
        font-size: 1rem;
    }

    .hero-section,
    .form-section,
    .dashboard-section {
        padding: var(--spacing-lg) 0;
    }
}

/* ===================================
   UTILITÁRIOS
   =================================== */
.hidden {
    display: none !important;
}

.active {
    display: block !important;
}

/* ===================================
   NOVOS ESTILOS - VERSÃO 4.2
   =================================== */

/* Grid de KPIs com 4 cards */
.kpis-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

/* Card primário (Sua Projeção Atual) */
.kpi-card-primary {
    background: linear-gradient(135deg, rgba(255, 87, 34, 0.1) 0%, rgba(230, 74, 25, 0.1) 100%);
    border: 2px solid var(--accent-color);
    box-shadow: 0 0 20px rgba(255, 87, 34, 0.3);
}

.kpi-card-primary .kpi-value {
    color: var(--accent-color);
    font-size: 2rem;
}

/* Investimento Necessário */
.investimento-necessario {
    margin: var(--spacing-xxl) 0;
}

.investimento-card {
    background: linear-gradient(135deg, rgba(255, 87, 34, 0.1) 0%, rgba(230, 74, 25, 0.1) 100%);
    border: 2px solid var(--accent-color);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    animation: fadeInUp 0.6s ease;
}

.investimento-icon {
    font-size: 3rem;
    flex-shrink: 0;
}

.investimento-content h4 {
    color: var(--white);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.investimento-valor {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 70px;
    font-size: clamp(2rem, 5vw, 2.5rem);
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: var(--spacing-sm);
    text-align: center;
    word-break: break-word;
    line-height: 1.2;
}

.investimento-texto {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Responsividade */
@media (max-width: 768px) {
    .kpis-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }

    .investimento-card {
        flex-direction: column;
        text-align: center;
    }

    .investimento-valor {
        font-size: 2rem;
    }
}

@media (max-width: 576px) {
    .kpis-grid {
        grid-template-columns: 1fr;
    }
}

/* CTA Insights */
.cta-insights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

.insight-box {
    background: var(--bg-secondary);
    border: 1px solid rgba(255, 87, 34, 0.2);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
}

.insight-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.insight-content h4 {
    color: var(--accent-color);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-sm);
}

.insight-content p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

.insight-content strong {
    color: var(--white);
}

@media (max-width: 768px) {
    .cta-insights {
        grid-template-columns: 1fr;
    }
}

/* Botão Simular Investimento Ideal */
.btn-simular-ideal {
    margin-top: 1rem;
    padding: 0.75rem 1.5rem;
    background: var(--gradient-accent);
    color: var(--white);
    border: none;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    justify-content: center;
    width: 100%;
}

.btn-simular-ideal:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(255, 87, 34, 0.4);
}

.btn-simular-ideal:active {
    transform: translateY(0);
}

.btn-simular-ideal svg {
    width: 16px;
    height: 16px;
}