@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Space+Grotesk:wght@300;500;700&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
    /* Futuristic Palette - Cyber-Lab */
    --void: #050508;
    --dark: #0A0B10;
    --dark-alt: #12141D;

    --cyan: #00F2FF;
    --cyan-glow: rgba(0, 242, 255, 0.4);
    --purple: #BC13FE;
    --purple-glow: rgba(188, 19, 254, 0.3);
    --green: #39FF14;

    --text-white: #FFFFFF;
    --text-dim: #8E9BAE;
    --text-muted: #566573;

    /* Effects */
    --glass: rgba(10, 11, 16, 0.7);
    --glass-border: rgba(255, 255, 255, 0.08);
    --neon-border: 1px solid var(--cyan);
    --shadow-neon: 0 0 15px var(--cyan-glow);

    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --container-max: 1300px;
}

/* Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    cursor: default;
    /* Reset cursor for custom interaction feel */
}

body {
    background-color: var(--void);
    color: var(--text-white);
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
    background-image:
        radial-gradient(circle at 50% 50%, rgba(18, 20, 29, 0.5) 0%, transparent 100%),
        linear-gradient(rgba(0, 242, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 242, 255, 0.03) 1px, transparent 1px);
    background-size: 100% 100%, 40px 40px, 40px 40px;
}

h1,
h2,
h3,
h4,
.tech-font {
    font-family: 'Space Grotesk', sans-serif;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.mono {
    font-family: 'JetBrains Mono', monospace;
}

a,
button,
.clickable {
    cursor: pointer;
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

/* Layout */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 40px;
}

section {
    padding: 100px 0;
}

/* High-Tech Components */
.glass {
    background: var(--glass);
    backdrop-filter: blur(25px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
}

.neon-card {
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.neon-card:hover {
    border-color: var(--cyan);
    box-shadow: var(--shadow-neon);
    transform: translateY(-5px);
}

.btn-tech {
    position: relative;
    padding: 12px 32px;
    background: rgba(0, 242, 255, 0.05);
    border: 1px solid var(--cyan-glow);
    color: var(--cyan);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 0.85rem;
    overflow: hidden;
    z-index: 1;
    transition: var(--transition);
}

.btn-tech:hover {
    color: #fff;
    border-color: var(--cyan);
    box-shadow: 0 0 20px var(--cyan-glow);
    background: rgba(0, 242, 255, 0.1);
}

.btn-tech::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.1);
    transform: translate(-50%, -50%);
    border-radius: 50%;
    transition: width 0.6s ease, height 0.6s ease;
    z-index: -1;
}

.btn-tech:hover::after {
    width: 300px;
    height: 300px;
}

/* Header & Nav */
header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 24px 0;
    transition: var(--transition);
}

header.scrolled {
    padding: 15px 0;
    background: rgba(5, 5, 8, 0.9);
    border-bottom: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
}

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

.logo-container {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-container img {
    height: 45px;
    border-radius: 50%;
    border: 1px solid var(--cyan);
    padding: 2px;
    box-shadow: var(--shadow-neon);
}

.logo-text {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-white);
}

.logo-text span {
    color: var(--cyan);
}

.nav-links {
    display: flex;
    gap: 40px;
}

.nav-links a {
    color: var(--text-dim);
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--cyan);
    text-shadow: 0 0 8px var(--cyan-glow);
}

/* Dropdown System */
.dropdown {
    position: relative;
    display: flex;
    align-items: center;
}

.dropdown-content {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    background: rgba(10, 11, 16, 0.95);
    backdrop-filter: blur(15px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 10px 0;
    z-index: 100;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    margin-top: 10px;
    opacity: 0;
    transform: translateY(10px);
    transition: var(--transition);
}

.dropdown:hover .dropdown-content {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

.dropdown-content a {
    display: block;
    padding: 12px 20px;
    text-transform: none;
    font-size: 0.9rem;
    color: var(--text-dim) !important;
    text-shadow: none !important;
}

.dropdown-content a:hover {
    background: rgba(0, 242, 255, 0.1);
    color: var(--cyan) !important;
}

.dropdown-content a.active {
    background: rgba(0, 242, 255, 0.15);
    color: var(--cyan) !important;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 120px;
}

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

.badge {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(0, 242, 255, 0.1);
    border: 1px solid var(--cyan-glow);
    color: var(--cyan);
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 24px;
}

.hero h1 {
    font-size: 5rem;
    line-height: 1;
    margin-bottom: 32px;
    font-weight: 700;
}

.hero h1 span {
    display: block;
    background: linear-gradient(90deg, #fff, var(--cyan));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-dim);
    margin-bottom: 48px;
    max-width: 600px;
}

/* Circuit Lines Animation (Simulado) */
.circuit-line {
    position: absolute;
    background: var(--cyan-glow);
    z-index: -1;
}

/* Learning Paths / Cards */
.path-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.path-card {
    padding: 40px;
}

.path-card .icon {
    font-size: 2.5rem;
    color: var(--cyan);
    margin-bottom: 24px;
}

.path-card h3 {
    font-size: 1.5rem;
    margin-bottom: 16px;
    color: var(--text-white);
}

.path-card p {
    color: var(--text-dim);
    font-size: 0.95rem;
}

/* About Section */
.about-flex {
    display: flex;
    align-items: center;
    gap: 80px;
}

.about-img {
    flex: 1;
    position: relative;
}

.about-img img {
    width: 100%;
    border-radius: 24px;
    border: 1px solid var(--glass-border);
}

.about-img::after {
    content: '';
    position: absolute;
    top: -20px;
    right: -20px;
    width: 60%;
    height: 60%;
    border-top: 2px solid var(--cyan);
    border-right: 2px solid var(--cyan);
    z-index: -1;
}

.about-text {
    flex: 1.2;
}

/* Footer Header */
footer {
    padding: 80px 0 40px;
    background: var(--dark);
    border-top: 1px solid var(--glass-border);
}

.footer-bottom {
    margin-top: 60px;
    padding-top: 40px;
    border-top: 1px solid var(--glass-border);
    display: flex;
    justify-content: space-between;
    color: var(--text-muted);
    font-size: 0.8rem;
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: transparent;
    border: none;
    z-index: 1001;
}

.menu-toggle span {
    width: 30px;
    height: 2px;
    background: var(--cyan);
    transition: var(--transition);
    border-radius: 2px;
}

.menu-toggle.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* Mobile Overlay Refined */
.mobile-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(5, 5, 8, 0.98);
    backdrop-filter: blur(20px);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 25px;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.mobile-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-overlay a {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-white);
    text-transform: uppercase;
    letter-spacing: 0.2em;
    font-family: 'Space Grotesk', sans-serif;
}

.mobile-overlay a:hover {
    color: var(--cyan);
    text-shadow: 0 0 15px var(--cyan-glow);
}

/* Responsive */
@media (max-width: 968px) {
    .container {
        padding: 0 20px;
    }

    .nav-links {
        display: none;
    }

    .nav-cta {
        display: block;
        /* Garante que o Terminal apareça */
        margin-right: 15px;
    }

    .nav-cta .btn-tech {
        padding: 8px 16px;
        font-size: 0.7rem;
    }

    .menu-toggle {
        display: flex;
    }

    .hero h1 {
        font-size: 2.8rem;
    }

    .hero p {
        font-size: 1rem;
        margin-bottom: 30px;
    }

    .about-flex {
        flex-direction: column;
        gap: 40px;
    }

    .section {
        padding: 60px 0;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2.2rem;
    }

    .path-grid {
        grid-template-columns: 1fr;
    }

    .hero-btns {
        display: flex;
        flex-direction: column;
        gap: 15px;
        align-items: center;
    }

    .hero-btns a {
        margin: 0 !important;
        width: 100%;
        text-align: center;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
}