/* welcome.css */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    overflow: hidden;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

#canvas-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    text-align: center;
    padding: 2rem;
}

.logo-container {
    margin-bottom: 3rem;
    animation: fadeInDown 1s ease-out;
}

.logo-container img {
    height: 80px;
    filter: drop-shadow(0 4px 20px rgba(16, 185, 129, 0.2));
}

h1 {
    font-size: 4rem;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 1rem;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    animation: fadeInUp 1s ease-out 0.2s both;
}

.subtitle {
    font-size: 1.5rem;
    color: #6c757d;
    margin-bottom: 3rem;
    max-width: 600px;
    animation: fadeInUp 1s ease-out 0.4s both;
}

.login-btn {
    display: inline-block;
    padding: 1.2rem 3rem;
    font-size: 1.2rem;
    font-weight: 600;
    color: #ffffff;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border: none;
    border-radius: 50px;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 10px 40px rgba(16, 185, 129, 0.4);
    animation: fadeInUp 1s ease-out 0.6s both;
    position: relative;
    overflow: hidden;
}

.login-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.login-btn:hover::before {
    left: 100%;
}

.login-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 50px rgba(16, 185, 129, 0.6);
}

.login-btn:active {
    transform: translateY(-1px);
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }
    
    .subtitle {
        font-size: 1.1rem;
    }

    .logo-container img {
        height: 60px;
    }
}