:root {
    --bg-dark: #050508;
    --neon-blue: #00f3ff;
    --neon-pink: #bc13fe;
    --neon-green: #0aff0a;
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.1);
    --text-main: #ffffff;
    --font-main: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-main);
    margin: 0;
    padding: 0;
    overflow-x: hidden;
    background-image: radial-gradient(circle at 50% 50%, #1a1a2e 0%, #050508 100%);
}

/* --- Layout & Containers --- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.neon-card {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 0 20px rgba(0, 243, 255, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.neon-card:hover {
    box-shadow: 0 0 30px rgba(188, 19, 254, 0.2);
    border-color: var(--neon-pink);
}

/* --- Typography --- */
h1, h2, h3 {
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 20px;
}

.neon-text {
    color: var(--neon-blue);
    text-shadow: 0 0 10px var(--neon-blue), 0 0 20px var(--neon-blue);
}

/* --- Forms & Inputs --- */
input, select, textarea {
    width: 100%;
    padding: 15px;
    margin-bottom: 20px;
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid #333;
    border-radius: 8px;
    color: white;
    font-size: 16px;
    outline: none;
    transition: 0.3s;
}

input:focus {
    border-color: var(--neon-blue);
    box-shadow: 0 0 10px rgba(0, 243, 255, 0.3);
}

/* --- Buttons --- */
.btn-neon {
    display: inline-block;
    padding: 15px 30px;
    background: transparent;
    border: 2px solid var(--neon-pink);
    color: var(--neon-pink);
    text-decoration: none;
    text-transform: uppercase;
    font-weight: bold;
    border-radius: 8px;
    cursor: pointer;
    transition: 0.3s;
    text-align: center;
    width: 100%;
}

.btn-neon:hover {
    background: var(--neon-pink);
    color: white;
    box-shadow: 0 0 20px var(--neon-pink);
}

/* --- Landing Page Specifics --- */
.hero-section {
    text-align: center;
    padding: 50px 20px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 40px;
}

.feature-item {
    text-align: center;
    padding: 20px;
    border: 1px solid var(--neon-blue);
    border-radius: 10px;
}

/* --- Landing Page Extras --- */
.section-title {
    text-align: center;
    font-size: 2rem;
    margin: 60px 0 30px;
    color: white;
    text-shadow: 0 0 10px var(--neon-blue);
}

.partner-logo {
    filter: grayscale(100%);
    opacity: 0.5;
    transition: 0.3s;
    max-width: 100px;
}

.partner-logo:hover {
    filter: grayscale(0%);
    opacity: 1;
    transform: scale(1.1);
    filter: drop-shadow(0 0 8px var(--neon-pink));
}

.winner-card {
    border-left: 4px solid var(--neon-green);
    padding: 15px;
    margin-bottom: 15px;
    background: rgba(255,255,255,0.02);
}

.testimonial-box {
    font-style: italic;
    border: 1px dashed var(--neon-blue);
    padding: 20px;
    border-radius: 10px;
}

.countdown {
    font-family: 'Courier New', monospace;
    color: var(--neon-pink);
    font-weight: bold;
    font-size: 1.2rem;
}


/* --- Responsividade --- */
@media (max-width: 768px) {
    .container { padding: 10px; }
    .neon-card { padding: 20px; }
    h1 { font-size: 24px; }
}