:root {
    --bg: #030712;
    --card-bg: rgba(17, 24, 39, 0.7);
    --primary: #6366f1; /* Indigo */
    --accent: #10b981;  /* Emerald */
    --text-main: #f3f4f6;
    --text-dim: #9ca3af;
    --glass-border: rgba(255, 255, 255, 0.1);
}

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

body {
    background-color: var(--bg);
    color: var(--text-main);
    font-family: 'Plus Jakarta Sans', sans-serif;
    background-image: radial-gradient(circle at 50% -20%, #1e1b4b 0%, #030712 100%);
}

.container { max-width: 1100px; margin: 0 auto; padding: 0 5%; }
span { color: var(--primary); }

/* Nav */
nav { padding: 25px 0; border-bottom: 1px solid var(--glass-border); backdrop-filter: blur(10px); position: sticky; top: 0; z-index: 100; }
.nav-flex { display: flex; justify-content: space-between; align-items: center; }
.logo { font-size: 1.5rem; font-weight: 800; }
.nav-links { display: flex; list-style: none; gap: 30px; align-items: center; }
.nav-links a { text-decoration: none; color: var(--text-main); font-size: 0.9rem; transition: 0.3s; }
.btn-nav { background: var(--primary); padding: 8px 20px; border-radius: 50px; }

/* Hero */
.hero { padding: 120px 0 80px; }
.badge { background: rgba(99, 102, 241, 0.1); border: 1px solid var(--primary); color: var(--primary); padding: 5px 15px; border-radius: 20px; font-size: 0.8rem; font-weight: 600; display: inline-block; margin-bottom: 20px; }
.hero h1 { font-size: 4rem; line-height: 1.1; margin-bottom: 25px; font-weight: 800; }
.hero p { font-size: 1.2rem; color: var(--text-dim); max-width: 650px; margin-bottom: 40px; }

.btn-main { background: var(--primary); color: white; padding: 15px 35px; border-radius: 12px; text-decoration: none; font-weight: 600; transition: 0.3s; display: inline-block; }
.btn-main:hover { transform: translateY(-3px); box-shadow: 0 10px 25px rgba(99, 102, 241, 0.4); }

/* Skills Grid */
.skills-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; margin-top: 50px; }
.skill-card { background: var(--card-bg); padding: 40px; border-radius: 24px; border: 1px solid var(--glass-border); transition: 0.3s; }
.skill-card i { font-size: 2.5rem; color: var(--primary); margin-bottom: 20px; }
.skill-card h3 { margin-bottom: 10px; }

/* Timeline */
.experience { padding: 100px 0; }
.timeline { border-left: 2px solid var(--primary); padding-left: 30px; position: relative; }
.timeline-item { position: relative; margin-bottom: 50px; }
.timeline-dot { width: 15px; height: 15px; background: var(--primary); position: absolute; left: -38.5px; top: 5px; border-radius: 50%; box-shadow: 0 0 10px var(--primary); }
.timeline-content .date { font-size: 0.8rem; color: var(--primary); font-family: 'Fira Code'; }

/* Project Cards */
.project-card { background: var(--card-bg); border-radius: 20px; overflow: hidden; border: 1px solid var(--glass-border); }
.project-img { height: 200px; background: linear-gradient(45deg, #1e1b4b, #312e81); padding: 20px; position: relative; }
.tech-tags { position: absolute; bottom: 15px; left: 15px; display: flex; gap: 8px; }
.tech-tags span { background: rgba(255,255,255,0.1); padding: 4px 10px; border-radius: 6px; color: white; font-size: 0.7rem; }
.project-info { padding: 25px; }

/* Contact Section */
.contact-box { background: linear-gradient(90deg, #4f46e5 0%, #7c3aed 100%); padding: 60px; border-radius: 30px; text-align: center; }
.contact-box h2 { font-size: 2.5rem; margin-bottom: 20px; color: white; }

/* Responsividade */
@media (max-width: 768px) {
    .hero h1 { font-size: 2.5rem; }
    .nav-links { display: none; }
}