:root {
    --primary: #000000;
    --primary-dark: #222222;
    --primary-glow: rgba(0, 0, 0, 0.12);
    --bg-main: #f4f4f4;
    --bg-subtle: #eaeaea;
    --card-bg: #ffffff;
    --text-main: #111111;
    --text-dim: #444444;
    --text-soft: #666666;
    --border-color: #d4d4d4;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.05);
    --shadow-md: 0 8px 18px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.10);
    --radius-md: 16px;
    --radius-lg: 24px;
}

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

html {
    scroll-behavior: smooth;
}

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

.text-center { text-align: center; }
.mt-4 { margin-top: 2rem; }

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

.glow-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background:
        radial-gradient(circle at 85% 15%, #ffffff 0%, transparent 35%),
        radial-gradient(circle at 15% 85%, #e8e8e8 0%, transparent 30%),
        linear-gradient(180deg, #f4f4f4 0%, #eaeaea 100%);
}

/* Header & Nav */
header {
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(244, 244, 244, 0.9);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(212, 212, 212, 0.6);
    transition: padding 0.25s ease, box-shadow 0.25s ease;
}

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

.logo {
    font-size: 2.2rem;
    font-weight: 500;
    letter-spacing: -1px;
    color: var(--primary);
}

.logo span { font-weight: 400; }

.nav-links {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.nav-links a {
    text-decoration: none;
    font-weight: 700;
    transition: all 0.3s ease;
    color: var(--text-dim);
}

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

.btn-on, .btn-glow, .btn-outline, .btn-main {
    border-radius: 12px;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.btn-on {
    color: var(--text-main) !important;
    padding: 0.75rem 1.35rem;
}

.btn-on:hover {
    background: #e8e8e8;
    box-shadow: 0 10px 25px var(--primary-glow);
}

.btn-glow {
    background: linear-gradient(135deg, #444444, #000000);
    color: #ffffff !important;
    padding: 0.8rem 1.4rem;
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
    text-decoration: none;
    display: inline-block;
    font-weight: 700;
}

.btn-glow:hover {
    transform: translateY(-3px);
    box-shadow: 0 16px 30px rgba(0, 0, 0, 0.20);
}

.btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.8rem 1.35rem;
    border: 1px solid var(--border-color);
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.75);
    text-decoration: none;
    font-weight: 700;
}

.btn-outline:hover {
    transform: translateY(-2px);
    border-color: #999999;
    box-shadow: var(--shadow-md);
}

/* 1. HERO SECTION */
.hero-section {
    padding: 7rem 0 5rem;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 80vh;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.badge {
    background: #e8e8e8;
    color: var(--primary);
    padding: 0.55rem 1rem;
    border-radius: 999px;
    font-size: 0.82rem;
    font-weight: 800;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    border: 1px solid rgba(0, 0, 0, 0.1);
    margin-bottom: 1.5rem;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4.2rem);
    margin: 0 0 1.25rem;
    line-height: 1.1;
    color: var(--text-main);
    letter-spacing: -2px;
}

h1 span {
    background: linear-gradient(90deg, #555555, #000000);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: transparent;
}

.lead-text {
    font-size: 1.15rem;
    color: var(--text-dim);
    margin-bottom: 2.5rem;
    max-width: 65ch;
    margin-left: auto;
    margin-right: auto;
}

.center-actions {
    justify-content: center;
    margin-bottom: 2.5rem;
}

.hero-btn { min-width: 220px; }

.trust-indicators {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1.5rem;
    color: var(--text-soft);
    font-size: 0.9rem;
    font-weight: 600;
}

.trust-indicators i { color: #27c93f; margin-right: 4px; }

/* 2. SOCIAL PROOF */
.social-proof {
    padding: 3rem 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    background: rgba(255,255,255,0.4);
}
.social-proof p { color: var(--text-soft); font-size: 0.9rem; margin-bottom: 1.5rem; font-weight: 600; text-transform: uppercase; letter-spacing: 1px;}
.logos-grid { display: flex; justify-content: center; gap: 3rem; flex-wrap: wrap; opacity: 0.6; }

/* 3. SOLUÇÕES */
.solutions-section {
    padding: 6rem 0;
}

.section-header { margin-bottom: 4rem; }
.section-header h2 { font-size: clamp(2rem, 3vw, 2.5rem); letter-spacing: -1px; margin-bottom: 0.5rem; }
.section-header p { color: var(--text-dim); font-size: 1.1rem; }

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.solution-card {
    background: var(--card-bg);
    padding: 2.5rem 2rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.solution-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: #bbbbbb;
}

.solution-card .icon-box {
    width: 60px; height: 60px;
    background: var(--primary);
    color: white;
    display: flex; align-items: center; justify-content: center;
    border-radius: 16px;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.solution-card h3 { font-size: 1.3rem; margin-bottom: 1rem; color: var(--text-main); }
.solution-card p { color: var(--text-dim); font-size: 0.95rem; }

/* 4. SOBRE & DIFERENCIAIS */
.about-section { padding: 6rem 0; }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }

.about-content h2 { font-size: 2.5rem; letter-spacing: -1px; margin-bottom: 1.5rem; }
.about-content h2 span { color: var(--primary); }

.differentials-box {
    display: flex; flex-direction: column; gap: 1.5rem;
}

.differential-item {
    display: flex; gap: 1rem; align-items: flex-start;
}
.differential-item i {
    font-size: 1.4rem; color: var(--primary);
    background: #e8e8e8; width: 45px; height: 45px;
    display: flex; align-items: center; justify-content: center; border-radius: 12px;
    flex-shrink: 0;
}
.differential-item strong { display: block; font-size: 1.1rem; margin-bottom: 0.2rem; }
.differential-item span { color: var(--text-soft); font-size: 0.95rem; }

/* Código Window */
.code-window {
    background: #ffffff; border-radius: 18px; overflow: hidden;
    box-shadow: var(--shadow-lg); border: 1px solid var(--border-color);
}
.window-header {
    background: #f1f1f1; border-bottom: 1px solid var(--border-color);
    padding: 12px 16px; display: flex; gap: 8px;
}
.window-header span { width: 12px; height: 12px; border-radius: 50%; background: #ff5f56; }
.window-header span:nth-child(2) { background: #ffbd2e; }
.window-header span:nth-child(3) { background: #27c93f; }

.code-content {
    background: #111111; color: #f8f8f8; padding: 2rem;
    font-family: 'Courier New', monospace; font-size: 0.95rem; overflow-x: auto;
}
.purple { color: #c678dd; } .blue { color: #61afef; } .green { color: #98c379; }

/* 5. FAQ */
.faq-section { padding: 5rem 0 7rem; background: var(--bg-subtle); border-top: 1px solid var(--border-color); }
.faq-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(400px, 1fr)); gap: 2rem; max-width: 900px; margin: 0 auto;
}
.faq-item {
    background: var(--card-bg); padding: 2rem; border-radius: var(--radius-md);
    border: 1px solid var(--border-color); box-shadow: var(--shadow-sm);
}
.faq-item h4 { font-size: 1.1rem; margin-bottom: 0.8rem; color: var(--text-main); }
.faq-item p { color: var(--text-dim); font-size: 0.95rem; }

/* 6. CONTATO FORM */
.contact-section { padding: 6rem 0; border-top: 1px solid var(--border-color); border-bottom: 1px solid var(--border-color); }
.glass-form-wrapper {
    background: rgba(255, 255, 255, 0.95); padding: 3.5rem; border-radius: var(--radius-lg);
    border: 1px solid var(--border-color); max-width: 800px; margin: 0 auto; box-shadow: var(--shadow-lg);
}

.form-header { text-align: center; margin-bottom: 2.5rem; }
.form-header h2 { font-size: clamp(1.9rem, 4vw, 2.4rem); letter-spacing: -1px; margin-bottom: 0.5rem; }
.form-header p { color: var(--text-dim); }

.input-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
.input-row:first-of-type { grid-template-columns: 1fr; }
.input-group { margin-bottom: 1.2rem; }

label { display: block; margin-bottom: 0.55rem; font-size: 0.92rem; color: var(--text-main); font-weight: 700; }
input, select, textarea {
    width: 100%; padding: 1rem; background: #ffffff; border: 1px solid var(--border-color);
    border-radius: 12px; color: var(--text-main); outline: none; transition: all 0.25s ease; font-size: 0.98rem;
}
input:hover, select:hover, textarea:hover { border-color: #aaaaaa; }
input:focus, select:focus, textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 4px rgba(0, 0, 0, 0.08); }
textarea { min-height: 120px; resize: vertical; }

.btn-main {
    width: 100%; padding: 1.25rem; background: linear-gradient(135deg, #444444, #000000);
    border: none; color: white; font-weight: 800; font-size: 1.05rem; cursor: pointer;
    display: flex; align-items: center; justify-content: center; gap: 0.8rem;
    box-shadow: 0 14px 30px rgba(0, 0, 0, 0.15); border-radius: 12px; margin-top: 1rem; transition: all 0.3s;
}
.btn-main:hover { transform: translateY(-2px); box-shadow: 0 18px 34px rgba(0, 0, 0, 0.20); }

.form-note { margin-top: 1.5rem; text-align: center; color: var(--text-soft); font-size: 0.9rem; }

/* Footer */
footer { padding: 4rem 0 2rem; background-color: var(--bg-main); }
.footer-content { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2rem; margin-bottom: 3rem; }
.footer-info p { color: var(--text-dim); margin-top: 0.5rem; }
.footer-links, .footer-contact { display: flex; flex-direction: column; gap: 0.5rem; }
.footer-links h4, .footer-contact h4 { color: var(--text-main); margin-bottom: 1rem; }
.footer-links a, .footer-contact a { color: var(--text-dim); text-decoration: none; }
.footer-links a:hover, .footer-contact a:hover { color: var(--primary); }
.social-icons { display: flex; gap: 1rem; margin-top: 1.5rem; }
.social-icons a {
    color: var(--text-dim); font-size: 1.15rem; background: #e5e5e5;
    width: 42px; height: 42px; display: flex; align-items: center; justify-content: center;
    border-radius: 50%; transition: all 0.3s; text-decoration: none;
}
.social-icons a:hover { color: #ffffff; background: var(--primary); transform: translateY(-2px); }
.footer-copy { text-align: center; color: var(--text-dim); font-size: 0.84rem; border-top: 1px solid var(--border-color); padding-top: 2rem; }

/* Responsividade */
@media (max-width: 968px) {
    .about-grid, .footer-content { grid-template-columns: 1fr; text-align: center; gap: 3rem; }
    .hero-actions, .trust-indicators { justify-content: center; }
    .about-visual { order: -1; }
    .differential-item { flex-direction: column; align-items: center; text-align: center; }
    .social-icons { justify-content: center; }
}

@media (max-width: 768px) {
    .hero-section { padding: 5rem 0 3rem; min-height: auto; }
    .hero-actions { flex-direction: column; }
    .hero-actions > * { width: 100%; flex: none; }
    .faq-grid { grid-template-columns: 1fr; }
    .input-row { grid-template-columns: 1fr; gap: 0; }
    .glass-form-wrapper { padding: 2rem 1.5rem; }
    header nav { flex-direction: column; gap: 1rem; }
    .nav-links { flex-wrap: wrap; justify-content: center; }
}