/* Reset e Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.7;
    color: #1a1a2e;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    scroll-behavior: smooth;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Cores e Variáveis */
:root {
    --primary-blue: #2563eb;
    --secondary-blue: #1e40af;
    --light-blue: #dbeafe;
    --white: #ffffff;
    --text-dark: #1e293b;
    --text-light: #64748b;
    --accent-color: #3b82f6;
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #2563eb 0%, #3b82f6 100%);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 40px -5px rgba(0, 0, 0, 0.15);
}

/* Header */
.main-header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-md);
    padding: 18px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(37, 99, 235, 0.1);
    animation: slideDown 0.5s ease-out;
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

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

.logo h1 {
    background: var(--gradient-2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 28px;
    font-weight: 800;
    letter-spacing: -1px;
    transition: transform 0.3s ease;
}

.logo h1:hover {
    transform: scale(1.05);
}

.main-nav ul {
    list-style: none;
    display: flex;
    gap: 35px;
    align-items: center;
}

.main-nav a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 600;
    font-size: 15px;
    transition: all 0.3s ease;
    position: relative;
}

.main-nav a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 50%;
    background: var(--gradient-2);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.main-nav a:hover::after {
    width: 100%;
}

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

.cta-button {
    background: var(--gradient-2);
    color: var(--white) !important;
    padding: 12px 28px;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Hero Section */
.hero {
    background: var(--gradient-1);
    color: var(--white);
    padding: 120px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
    animation: fadeInUp 1s ease-out;
}

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

.hero h1 {
    font-size: 58px;
    margin-bottom: 24px;
    font-weight: 800;
    line-height: 1.2;
    text-shadow: 0 2px 10px rgba(0,0,0,0.2);
}

.hero p {
    font-size: 22px;
    margin-bottom: 45px;
    opacity: 0.95;
    line-height: 1.6;
}

.cta-button-hero {
    display: inline-block;
    background-color: var(--white);
    color: var(--primary-blue);
    padding: 18px 45px;
    border-radius: 50px;
    font-size: 18px;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.cta-button-hero:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 15px 40px rgba(0,0,0,0.3);
}

/* Content Sections */
.content-section, .content-block {
    padding: 80px 0;
    background-color: var(--white);
}

.content-block {
    background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
}

h2 {
    background: var(--gradient-2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 42px;
    margin-bottom: 35px;
    text-align: center;
    font-weight: 800;
    line-height: 1.3;
}

h3 {
    color: var(--text-dark);
    font-size: 26px;
    margin-bottom: 18px;
    font-weight: 700;
}

p {
    margin-bottom: 22px;
    color: var(--text-light);
    font-size: 18px;
    line-height: 1.8;
}

/* Features */
.features-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #dbeafe 0%, #f0f9ff 100%);
    position: relative;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 35px;
    margin-top: 50px;
}

.feature-card {
    background: var(--white);
    padding: 40px;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    text-align: center;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(37, 99, 235, 0.1);
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-2);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.feature-card h3 {
    margin-bottom: 15px;
    font-size: 24px;
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.7;
}

/* Authority Links */
.authority-links {
    padding: 60px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e0e7ff 100%);
    border-top: 1px solid rgba(37, 99, 235, 0.1);
}

.authority-links h3 {
    text-align: center;
    font-size: 24px;
    margin-bottom: 25px;
    font-weight: 700;
    color: var(--text-dark);
}

.authority-links ul {
    list-style: none;
    text-align: center;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 30px;
}

.authority-links li {
    display: inline-block;
}

.authority-links a {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    padding: 10px 20px;
    border-radius: 8px;
    background: var(--white);
    box-shadow: var(--shadow-sm);
}

.authority-links a:hover {
    color: var(--primary-blue);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

/* Footer */
.main-footer {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-logo h2 {
    background: linear-gradient(135deg, #60a5fa 0%, #a78bfa 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 24px;
}

.footer-links {
    display: flex;
    gap: 30px;
}

.footer-links a {
    color: #cbd5e1;
    text-decoration: none;
    transition: all 0.3s ease;
    font-weight: 500;
}

.footer-links a:hover {
    color: var(--white);
    transform: translateX(3px);
}

.copyright {
    text-align: center;
    color: #94a3b8;
    font-size: 14px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
}