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

:root {
    --primary-bg: #0a0e27;
    --secondary-bg: #141b2d;
    --accent-blue: #00d4ff;
    --accent-purple: #7c3aed;
    --text-primary: #ffffff;
    --text-secondary: #a0aec0;
    --border-color: #1e293b;
    --success-color: #10b981;
    --error-color: #ef4444;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: var(--primary-bg);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    background-image: 
        radial-gradient(at 0% 0%, rgba(124, 58, 237, 0.15) 0px, transparent 50%),
        radial-gradient(at 100% 100%, rgba(0, 212, 255, 0.15) 0px, transparent 50%);
    background-attachment: fixed;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

/* Logo Section */
.logo-section {
    text-align: center;
    margin-bottom: 3rem;
    padding: 2rem 0;
}

.logo {
    max-width: 200px;
    height: auto;
    filter: drop-shadow(0 0 20px rgba(0, 212, 255, 0.3));
}

/* Welcome Section */
.welcome-section {
    margin-bottom: 3rem;
    text-align: center;
}

.welcome-section h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.welcome-text {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.8;
}

/* Form Section */
.form-section {
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2.5rem;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
}

.form-section h2 {
    font-size: 1.75rem;
    margin-bottom: 2rem;
    color: var(--text-primary);
    text-align: center;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--accent-blue);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input,
.form-group textarea {
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.875rem 1rem;
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.3s ease;
    width: 100%;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
    background: rgba(30, 41, 59, 0.7);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-secondary);
    opacity: 0.6;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
    font-family: inherit;
}

.submit-btn {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    border: none;
    border-radius: 8px;
    padding: 1rem 2rem;
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 0.5rem;
    position: relative;
    overflow: hidden;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.3);
}

.submit-btn:active {
    transform: translateY(0);
}

.submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.form-message {
    padding: 1rem;
    border-radius: 8px;
    text-align: center;
    font-weight: 500;
    margin-top: 1rem;
    display: none;
}

.form-message.success {
    background: rgba(16, 185, 129, 0.2);
    border: 1px solid var(--success-color);
    color: var(--success-color);
    display: block;
}

.form-message.error {
    background: rgba(239, 68, 68, 0.2);
    border: 1px solid var(--error-color);
    color: var(--error-color);
    display: block;
}

/* Footer */
.footer {
    text-align: center;
    margin-top: 3rem;
    padding: 2rem 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
    border-top: 1px solid var(--border-color);
}

.footer a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer a:hover {
    color: var(--accent-blue);
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 1.5rem 1rem;
    }

    .logo {
        max-width: 150px;
    }

    .welcome-section h1 {
        font-size: 2rem;
    }

    .welcome-text {
        font-size: 1rem;
    }

    .form-section {
        padding: 1.5rem;
    }

    .form-section h2 {
        font-size: 1.5rem;
    }
}

/* Loading Animation */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.btn-loader {
    animation: pulse 1.5s ease-in-out infinite;
}