/* Reset & Variáveis */
:root {
    --bg-primary: #0a0a0c;
    --bg-secondary: #121318;
    --bg-card: #181922;
    --border-color: #272938;
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
    --accent: #6366f1;
    --accent-hover: #4f46e5;
    --gradient: linear-gradient(135deg, #6366f1 0%, #a855f7 50%, #ec4899 100%);
    --success: #10b981;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Plus Jakarta Sans', sans-serif;
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-main);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Tipografia Utilitária */
.gradient-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Botões */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
}

.btn-primary {
    background: var(--accent);
    color: white;
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
}

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

.btn-outline:hover {
    border-color: var(--accent);
    background: rgba(99, 102, 241, 0.05);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: white;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(10, 10, 12, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    padding: 1rem 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 1.25rem;
    font-weight: 800;
    color: white;
}

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

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

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--text-main);
}

/* Hero Section */
.hero {
    padding: 10rem 0 6rem 0;
    background: radial-gradient(circle at 70% 20%, rgba(99, 102, 241, 0.12) 0%, transparent 50%);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 4rem;
    align-items: center;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.3);
    padding: 0.4rem 1rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    color: #818cf8;
    margin-bottom: 1.5rem;
}

.hero-content h1 {
    font-size: 3.2rem;
    line-height: 1.15;
    font-weight: 800;
    margin-bottom: 1.2rem;
}

.hero-content p {
    font-size: 1.1rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 2rem;
}

.hero-btns {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
}

.hero-metrics {
    display: flex;
    align-items: center;
    gap: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.metric-item .number {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
}

.metric-item .label {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.metric-divider {
    width: 1px;
    height: 35px;
    background: var(--border-color);
}

/* Dashboard Mockup (Hero Visual) */
.dashboard-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.dash-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.dash-dots {
    display: flex;
    gap: 6px;
}

.dash-dots span {
    width: 10px;
    height: 10px;
    background: var(--border-color);
    border-radius: 50%;
}

.dash-title {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.dash-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.stat-box {
    background: var(--bg-secondary);
    padding: 1rem;
    border-radius: 10px;
    border: 1px solid var(--border-color);
}

.stat-box.highlight {
    border-color: rgba(16, 185, 129, 0.4);
    background: rgba(16, 185, 129, 0.05);
}

.stat-box .s-label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 0.3rem;
}

.stat-box .s-val {
    font-size: 1.1rem;
    font-weight: 700;
    color: white;
}

.highlight .s-val {
    color: var(--success);
}

.dash-chart-mock {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    height: 120px;
    padding-top: 1rem;
    border-top: 1px dashed var(--border-color);
}

.dash-chart-mock .bar {
    width: 15%;
    background: var(--border-color);
    border-radius: 4px 4px 0 0;
    transition: height 0.5s;
}

.dash-chart-mock .bar.active {
    background: var(--gradient);
}

/* Gráfico de Dados */
.data-section {
    padding: 6rem 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem auto;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.05rem;
    line-height: 1.6;
}

.chart-container {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2.5rem;
    max-width: 900px;
    margin: 0 auto;
}

.chart-header-info {
    margin-bottom: 2rem;
    display: flex;
    justify-content: center;
}

.chart-legend {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.dot {
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    margin-right: 4px;
}

.dot.without-us { background: #ef4444; }
.dot.with-us { background: var(--success); }

.chart-bars-wrapper {
    display: flex;
    justify-content: space-around;
    align-items: flex-end;
    height: 280px;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.chart-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    width: 20%;
}

.bars-pair {
    display: flex;
    gap: 12px;
    align-items: flex-end;
    height: 100%;
    width: 100%;
    justify-content: center;
}

.bar-col {
    width: 24px;
    border-radius: 6px 6px 0 0;
    position: relative;
    transition: height 0.6s ease;
}

.bar-col::after {
    content: attr(data-val);
    position: absolute;
    top: -25px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.7rem;
    font-weight: 700;
    white-space: nowrap;
    color: var(--text-main);
}

.bar-old {
    background: rgba(239, 68, 68, 0.4);
    border: 1px solid rgba(239, 68, 68, 0.6);
}

.bar-new {
    background: var(--success);
    box-shadow: 0 0 15px rgba(16, 185, 129, 0.3);
}

.chart-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
}

.chart-footer-note {
    text-align: center;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 1.5rem;
}

/* Bento Grid */
.bento-section {
    padding: 6rem 0;
}

.bento-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.bento-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2rem;
    transition: all 0.3s ease;
}

.bento-card:hover {
    border-color: rgba(99, 102, 241, 0.4);
    transform: translateY(-4px);
}

.bento-large {
    grid-column: span 2;
}

.icon-box {
    width: 45px;
    height: 45px;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #818cf8;
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
}

.bento-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
}

.bento-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Metodologia */
.method-section {
    padding: 6rem 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.step-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2.5rem 2rem;
    position: relative;
}

.step-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    color: rgba(99, 102, 241, 0.2);
    margin-bottom: 1rem;
}

.step-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
}

.step-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Calculadora */
.calc-section {
    padding: 6rem 0;
}

.calc-box {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 3rem;
    max-width: 1000px;
    margin: 0 auto;
}

.calc-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.input-group {
    margin-bottom: 1.5rem;
}

.input-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 0.5rem;
}

.input-group input {
    width: 100%;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 0.9rem 1rem;
    color: white;
    font-size: 1rem;
    font-weight: 600;
    outline: none;
    transition: border-color 0.3s;
}

.input-group input:focus {
    border-color: var(--accent);
}

.calc-info {
    font-size: 0.8rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.calc-results {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.res-card span {
    font-size: 0.8rem;
    color: var(--text-muted);
    display: block;
    margin-bottom: 0.3rem;
}

.res-card h3 {
    font-size: 1.8rem;
    font-weight: 800;
    color: white;
}

.highlight-res h3 {
    color: var(--success);
}

/* Footer */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 4rem 0 2rem 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-col p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-top: 1rem;
}

.footer-col h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 1.2rem;
}

.footer-col a {
    display: block;
    color: var(--text-muted);
    text-decoration: none;
    margin-bottom: 0.8rem;
    font-size: 0.95rem;
    transition: color 0.3s;
}

.footer-col a:hover {
    color: var(--text-main);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* Responsividade */
@media (max-width: 968px) {
    .hero-grid, .calc-grid, .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .bento-grid, .steps-grid {
        grid-template-columns: 1fr;
    }

    .bento-large {
        grid-column: span 1;
    }

    .nav-links {
        display: none;
    }
}