tech-thursday-demo/styles.css

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #4a6fa5;
    --secondary: #6b4e71;
    --accent: #ff6b6b;
    --light: #f8f9fa;
    --dark: #343a40;
}

body {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    color: var(--dark);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Container and Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow: hidden;
}

/* Welcome Box */
.welcome-box {
    background: rgba(255, 255, 255, 0.95);
    padding: 3rem 2rem;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    text-align: center;
    max-width: 600px;
    width: 100%;
    position: relative;
    z-index: 1;
    backdrop-filter: blur(10px);
    transform: translateY(20px);
    opacity: 0;
    animation: fadeInUp 0.8s ease-out forwards;
    animation-delay: 0.3s;
}

/* Logo */
.logo {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    color: var(--primary);
    transform: scale(0);
    animation: popIn 0.6s cubic-bezier(0.68, -0.55, 0.27, 1.55) forwards;
    animation-delay: 0.5s;
}

/* Typography */
.title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--dark);
    background: linear-gradient(45deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s ease-out forwards;
    animation-delay: 0.7s;
}

.subtitle {
    font-size: 1.2rem;
    color: #6c757d;
    margin-bottom: 2rem;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s ease-out forwards;
    animation-delay: 0.9s;
}

/* Buttons */
.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s ease-out forwards;
    animation-delay: 1.1s;
}

.btn {
    padding: 0.8rem 2rem;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
}

.btn.primary {
    background: linear-gradient(45deg, var(--primary), var(--secondary));
    color: white;
    box-shadow: 0 5px 15px rgba(74, 110, 165, 0.4);
}

.btn.secondary {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

/* Floating Shapes */
.floating-shapes {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

.shape {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(45deg, var(--primary), var(--secondary));
    opacity: 0.1;
    animation: float 15s infinite linear;
}

.shape-1 {
    width: 150px;
    height: 150px;
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 250px;
    height: 250px;
    bottom: 10%;
    right: 10%;
    animation-delay: 5s;
    animation-direction: reverse;
}

.shape-3 {
    width: 100px;
    height: 100px;
    top: 50%;
    right: 20%;
    animation-delay: 10s;
}

/* Keyframe Animations */
@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes popIn {
    0% {
        transform: scale(0);
    }
    70% {
        transform: scale(1.1);
    }
    100% {
        transform: scale(1);
    }
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    25% {
        transform: translate(20px, 20px) rotate(5deg);
    }
    50% {
        transform: translate(0, 40px) rotate(0deg);
    }
    75% {
        transform: translate(-20px, 20px) rotate(-5deg);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .title {
        font-size: 2rem;
    }
    
    .subtitle {
        font-size: 1rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        gap: 0.8rem;
    }
    
    .btn {
        width: 100%;
    }
    
    .shape {
        display: none;
    }
}