/* Resets e Variaveis */
:root {
    --primary: #00C853; /* Verde Agro Tech */
    --secondary: #2962FF; /* Azul Financeiro */
    --dark: #1A1A1A;
    --light: #F5F7FA;
    --white: #FFFFFF;
    --border: #E0E0E0;
    --font-main: 'Inter', sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: var(--font-main);
    background-color: var(--white);
    color: var(--dark);
    line-height: 1.6;
}

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
a { text-decoration: none; color: inherit; transition: 0.3s; }

/* Header */
.header {
    padding: 20px 0;
    position: fixed;
    width: 100%;
    top: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--border);
}

.nav-container { display: flex; justify-content: space-between; align-items: center; }
.logo { font-weight: 700; font-size: 1.5rem; letter-spacing: -1px; }
.logo span { color: var(--primary); }

nav ul { display: flex; gap: 30px; list-style: none; align-items: center; }
.btn-nav {
    background: var(--dark);
    color: var(--white);
    padding: 10px 20px;
    border-radius: 5px;
    font-weight: 600;
}
.btn-nav:hover { background: var(--primary); }

/* Hero */
.hero {
    padding: 180px 0 100px;
    text-align: center;
    background: radial-gradient(circle at center, #f9fff9 0%, #ffffff 70%);
}
.tag { color: var(--secondary); font-weight: 600; font-size: 0.9rem; text-transform: uppercase; letter-spacing: 1px;}
.hero h1 { font-size: 3.5rem; line-height: 1.1; margin: 20px 0; letter-spacing: -2px; }
.hero p { font-size: 1.2rem; color: #666; max-width: 700px; margin: 0 auto 40px; }

.btn-primary { background: var(--primary); color: var(--white); padding: 15px 30px; border-radius: 6px; font-weight: 600; display: inline-block; }
.btn-secondary { background: transparent; color: var(--dark); border: 1px solid var(--border); padding: 15px 30px; border-radius: 6px; font-weight: 600; display: inline-block; margin-left: 15px; }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 20px rgba(0,200,83,0.2); }

/* Sections */
.section-white { padding: 100px 0; background: var(--white); }
.section-gray { padding: 100px 0; background: var(--light); }

h2 { font-size: 2.5rem; text-align: center; margin-bottom: 10px; letter-spacing: -1px; }
.subtitle { text-align: center; color: #666; margin-bottom: 60px; }

/* Cards */
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.card { padding: 40px; border: 1px solid var(--border); border-radius: 12px; transition: 0.3s; }
.card:hover { border-color: var(--primary); box-shadow: 0 10px 30px rgba(0,0,0,0.05); }
.card h3 { margin-bottom: 15px; font-size: 1.3rem; }

/* Pricing */
.pricing-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; max-width: 900px; margin: 0 auto; }
.price-card { background: var(--white); padding: 40px; border-radius: 12px; text-align: center; border: 1px solid var(--border); }
.price-card.highlight { border: 2px solid var(--primary); position: relative; }
.badge { background: var(--primary); color: var(--white); padding: 5px 10px; font-size: 0.8rem; border-radius: 20px; text-transform: uppercase; font-weight: 700; }
.price { font-size: 3.5rem; font-weight: 700; color: var(--dark); margin: 20px 0; }
.price span { font-size: 1rem; font-weight: 400; color: #888; display: block; }

/* Form & AI Upload */
.form-wrapper { max-width: 600px; margin: 0 auto; background: var(--white); padding: 40px; border-radius: 16px; box-shadow: 0 20px 60px rgba(0,0,0,0.08); border: 1px solid var(--border); }
.form-header { text-align: center; margin-bottom: 30px; }

.upload-area {
    border: 2px dashed var(--secondary);
    background: #F0F4FF;
    padding: 30px;
    text-align: center;
    border-radius: 8px;
    cursor: pointer;
    margin-bottom: 30px;
    transition: 0.3s;
}
.upload-area:hover { background: #E1E9FF; }
.icon-upload { font-size: 2rem; margin-bottom: 10px; }
.hidden { display: none; }
.spinner { width: 24px; height: 24px; border: 3px solid #ccc; border-top-color: var(--secondary); border-radius: 50%; animation: spin 1s infinite; margin: 0 auto 10px; }
@keyframes spin { to { transform: rotate(360deg); } }

.input-group, .input-group-row { margin-bottom: 20px; }
.input-group-row { display: flex; gap: 20px; }
.input-box { flex: 1; }
label { display: block; font-weight: 600; margin-bottom: 8px; font-size: 0.9rem; }
input { width: 100%; padding: 12px; border: 1px solid #ccc; border-radius: 6px; font-family: inherit; }
input:focus { outline: none; border-color: var(--primary); }

.terms-box { display: flex; align-items: center; gap: 10px; margin-bottom: 30px; font-size: 0.9rem; }
.terms-box a { color: var(--secondary); font-weight: 600; }

.btn-submit { width: 100%; background: var(--dark); color: var(--white); padding: 15px; border: none; border-radius: 6px; font-size: 1.1rem; font-weight: 700; cursor: pointer; transition: 0.3s; }
.btn-submit:hover { background: var(--primary); }

/* Modal */
.modal { display: none; position: fixed; z-index: 2000; left: 0; top: 0; width: 100%; height: 100%; background-color: rgba(0,0,0,0.6); }
.modal-content { background-color: #fff; margin: 5% auto; padding: 40px; width: 90%; max-width: 600px; border-radius: 12px; position: relative; }
.close-modal { position: absolute; top: 15px; right: 20px; font-size: 28px; cursor: pointer; }
.term-text { background: #f9f9f9; padding: 20px; border-radius: 6px; margin: 20px 0; font-size: 0.9rem; max-height: 300px; overflow-y: auto; border: 1px solid #eee; }
.modal-footer { display: flex; justify-content: flex-end; gap: 10px; }

/* Footer */
footer { text-align: center; padding: 40px 0; border-top: 1px solid var(--border); color: #888; font-size: 0.9rem; margin-top: 50px; }

/* Mobile */
@media (max-width: 768px) {
    .hero h1 { font-size: 2.5rem; }
    .input-group-row { flex-direction: column; gap: 0; }
    .input-box { margin-bottom: 20px; }
}