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

:root {
    --bg-color: #0b0d13;
    --panel-bg: rgba(25, 29, 41, 0.7);
    --panel-border: rgba(255, 255, 255, 0.1);
    --accent-color: #39ff14;
    --accent-glow: 0 0 15px rgba(57, 255, 20, 0.5);
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --success-color: #39ff14;
    --error-color: #ff3e3e;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(57, 255, 20, 0.05) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(57, 255, 20, 0.05) 0%, transparent 40%);
    background-attachment: fixed;
}

h1, h2, h3, .brand {
    font-family: 'Orbitron', sans-serif;
    letter-spacing: 1px;
    text-transform: uppercase;
}

a {
    color: var(--accent-color);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    text-shadow: var(--accent-glow);
}

/* Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

header {
    padding: 2rem 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-color);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.brand span {
    color: var(--text-primary);
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

nav a {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
}

nav a:hover, nav a.active {
    color: var(--accent-color);
}

/* Components */
.glass-panel {
    background: var(--panel-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--panel-border);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: 6px;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.85rem;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-family: 'Orbitron', sans-serif;
}

.btn-primary {
    background-color: var(--accent-color);
    color: #000;
}

.btn-primary:hover {
    box-shadow: var(--accent-glow);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--accent-color);
    color: var(--accent-color);
}

.btn-outline:hover {
    background: rgba(57, 255, 20, 0.1);
    box-shadow: var(--accent-glow);
}

/* Icons */
.icon-glow {
    color: var(--accent-color);
    filter: drop-shadow(0 0 5px var(--accent-color));
}

/* Section: Hero */
.hero {
    padding: 8rem 0;
    text-align: center;
    position: relative;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(180deg, #fff 0%, #a0a0a0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto 3rem;
}

/* Section: Features Table */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.feature-card {
    text-align: left;
    transition: var(--transition);
}

.feature-card:hover {
    border-color: var(--accent-color);
    transform: translateY(-5px);
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

input[type="text"], input[type="email"], input[type="password"] {
    width: 100%;
    padding: 0.8rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--panel-border);
    border-radius: 6px;
    color: #fff;
    outline: none;
    transition: var(--transition);
}

input:focus {
    border-color: var(--accent-color);
    background: rgba(255, 255, 255, 0.1);
}

/* Footer */
footer {
    padding: 4rem 0;
    margin-top: 8rem;
    border-top: 1px solid var(--panel-border);
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Animations */
@keyframes pulse {
    0% { transform: scale(1); opacity: 0.8; }
    50% { transform: scale(1.05); opacity: 1; }
    100% { transform: scale(1); opacity: 0.8; }
}

.pulse {
    animation: pulse 2s infinite ease-in-out;
}

/* Responsive Design */

/* Tablet & Smaller Desktop */
@media (max-width: 1024px) {
    .container {
        padding: 0 1.5rem;
    }

    .hero h1 {
        font-size: 3rem;
    }

    .hero {
        padding: 6rem 0;
    }
}

/* Mobile */
@media (max-width: 768px) {
    header {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }

    nav ul {
        gap: 1.5rem;
    }

    .hero {
        padding: 4rem 0;
    }

    .hero h1 {
        font-size: 2.25rem;
    }

    .hero p {
        font-size: 1.1rem;
        margin-bottom: 2rem;
    }

    .feature-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    footer {
        margin-top: 4rem;
        padding: 2rem 0;
    }
}

/* Small Mobile */
@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.8rem;
    }

    .btn {
        width: 100%;
        margin-right: 0 !important;
        margin-bottom: 1rem;
    }

    .btn:last-child {
        margin-bottom: 0;
    }

    .glass-panel {
        padding: 1.5rem;
    }

    .brand {
        font-size: 1.25rem;
    }
}