/* 
   REESTRUTURAÇÃO VISUAL PREMIUM
   Inspiração: Apple, Stripe, Linear
*/

:root {
    /* Colors */
    --white: #FFFFFF;
    --bg-body: #FAFAFB;
    --primary-blue: #0A2540; /* Profundo e Institucional */
    --accent-blue: #007AFF; /* Apple Blue */
    --text-main: #1D1D1F;
    --text-muted: #6E6E73;
    --whatsapp-green: #25D366;
    --whatsapp-hover: #20BD5C;
    --border-color: #E5E5E7;
    
    /* Layout */
    --container-width: 1200px;
    --container-narrow: 800px;
    --radius-lg: 24px;
    --radius-md: 12px;
    --transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-body);
    color: var(--text-main);
    line-height: 1.5;
}

/* --- Layout Components --- */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

.container.narrow {
    max-width: var(--container-narrow);
}

.centered { text-align: center; }

/* --- Navigation --- */
.nav-bar {
    position: fixed;
    top: 0;
    width: 100%;
    height: 72px;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
}

.flex-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.brand { display: flex; flex-direction: column; }
.brand-name { font-weight: 700; font-size: 1.2rem; letter-spacing: -0.5px; }
.brand-sub { font-size: 0.7rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 1px; }

/* --- Typography --- */
h1, h2, h3 { font-weight: 600; letter-spacing: -0.02em; }

.section-tag {
    display: block;
    color: var(--accent-blue);
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 16px;
}

.section-title {
    font-size: 3rem;
    line-height: 1.1;
    margin-bottom: 24px;
}

.large-text {
    font-size: 1.4rem;
    font-weight: 400;
    color: var(--text-muted);
    margin-bottom: 24px;
}

/* --- Buttons --- */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: var(--whatsapp-green);
    color: white;
    padding: 20px 40px;
    border-radius: 100px;
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 600;
    transition: var(--transition);
    box-shadow: 0 10px 20px rgba(37, 211, 102, 0.2);
}

.btn-primary:hover {
    background: var(--whatsapp-hover);
    transform: translateY(-2px);
    box-shadow: 0 15px 30px rgba(37, 211, 102, 0.3);
}

.btn-secondary {
    background: var(--primary-blue);
    color: white;
    padding: 10px 24px;
    border-radius: 100px;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
}

.btn-xl {
    padding: 24px 64px;
    font-size: 1.25rem;
}

/* --- Hero Section --- */
.hero {
    position: relative;
    padding: 160px 0 100px;
    overflow: hidden;
    background: white;
}

.hero-bg-shapes {
    position: absolute;
    top: -10%;
    right: -5%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0,122,255,0.05) 0%, rgba(255,255,255,0) 70%);
    z-index: 0;
}

.grid-hero {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 80px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-headline {
    font-size: 4rem;
    line-height: 1.05;
}

.hero-subheadline {
    font-size: 1.5rem;
    color: var(--text-muted);
    margin: 32px 0 48px;
    font-weight: 400;
    max-width: 600px;
}

.microcopy {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 16px;
}

.hero-trust {
    margin-top: 60px;
    display: flex;
    gap: 32px;
}

.trust-item {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--primary-blue);
}

.image-container {
    width: 100%;
    height: 600px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 40px 80px rgba(0,0,0,0.08);
}

.professional-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(0.2) contrast(1.05);
}

/* --- Identification List --- */
.identification { padding: 120px 0; background: var(--bg-body); }

.id-list {
    list-style: none;
    margin-top: 60px;
}

.id-item {
    display: flex;
    gap: 24px;
    padding: 48px 0;
    border-bottom: 1px solid var(--border-color);
}

.id-item:last-child { border: none; }

.id-item .check {
    color: var(--accent-blue);
    font-size: 1.5rem;
    font-weight: 700;
}

.id-item strong {
    display: block;
    font-size: 1.8rem;
    margin-bottom: 8px;
}

.id-item p {
    font-size: 1.2rem;
    color: var(--text-muted);
}

/* --- Timeline Premium --- */
.how-it-works { padding: 120px 0; background: white; }

.timeline-premium {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-top: 80px;
}

.timeline-step {
    position: relative;
}

.step-icon {
    width: 48px;
    height: 48px;
    color: var(--accent-blue);
    margin-bottom: 24px;
}

.step-num {
    display: block;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-muted);
    margin-bottom: 12px;
}

.timeline-step h3 { margin-bottom: 16px; font-size: 1.2rem; }
.timeline-step p { color: var(--text-muted); font-size: 0.95rem; }

/* --- About Section --- */
.about { padding: 120px 0; background: var(--primary-blue); color: white; }

.grid-about { display: grid; grid-template-columns: 1fr 1fr; gap: 100px; align-items: center; }

.about .section-title { color: white; }
.about .section-tag { color: var(--accent-blue); }

.about-text p {
    font-size: 1.2rem;
    opacity: 0.8;
    margin-bottom: 24px;
}

.ethics-box {
    margin-top: 40px;
    padding: 32px;
    background: rgba(255,255,255,0.05);
    border-left: 4px solid var(--accent-blue);
    border-radius: var(--radius-md);
}

.ethics-box strong { display: block; margin-bottom: 12px; font-size: 1.1rem; }
.ethics-box p { font-size: 1rem; margin: 0; opacity: 0.7; }

.feature-card {
    background: white;
    color: var(--text-main);
    padding: 40px;
    border-radius: var(--radius-md);
    margin-bottom: 24px;
}

.feature-card strong { font-size: 1.4rem; display: block; margin-bottom: 12px; }
.feature-card p { color: var(--text-muted); }

/* --- FAQ Section --- */
.faq { padding: 120px 0; background: white; }

.accordion { margin-top: 60px; }

.accordion-item {
    border-bottom: 1px solid var(--border-color);
}

.accordion-header {
    width: 100%;
    padding: 32px 0;
    background: none;
    border: none;
    text-align: left;
    font-size: 1.4rem;
    font-weight: 500;
    color: var(--text-main);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    transition: var(--transition);
}

.accordion-header::after { content: '+'; color: var(--text-muted); }

.accordion-item.active .accordion-header::after { content: '−'; }

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

.accordion-content p {
    padding-bottom: 32px;
    color: var(--text-muted);
    font-size: 1.1rem;
}

/* --- CTA Final --- */
.cta-final { padding: 160px 0; background: var(--bg-body); border-top: 1px solid var(--border-color); }

/* --- Footer --- */
.footer { padding: 80px 0; border-top: 1px solid var(--border-color); background: white; text-align: center; }

.footer-links { display: flex; justify-content: center; gap: 16px; margin-top: 24px; font-size: 0.8rem; color: var(--text-muted); }

/* --- Floating WhatsApp --- */
.whatsapp-float {
    position: fixed;
    bottom: 32px;
    right: 32px;
    background: var(--whatsapp-green);
    width: 64px;
    height: 64px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 30px rgba(37,211,102,0.4);
    z-index: 999;
    transition: var(--transition);
}

.whatsapp-float:hover { transform: scale(1.1); }

/* --- Animations --- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .hero-headline { font-size: 3rem; }
    .grid-hero, .grid-about { grid-template-columns: 1fr; gap: 60px; }
    .hero-visual { order: -1; }
    .image-container { height: 400px; }
    .timeline-premium { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .section-title { font-size: 2.2rem; }
    .hero { padding-top: 120px; }
    .timeline-premium { grid-template-columns: 1fr; }
    .id-item strong { font-size: 1.4rem; }
    .btn-xl { width: 100%; text-align: center; }
}