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

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    /* GLOWING ANIMATED BACKGROUND */
    background: linear-gradient(-45deg, #ee7752, #e73c7e, #23a6d5, #23d5ab);
    background-size: 400% 400%;
    animation: gradient 15s ease infinite;
    min-height: 100vh;
}

/* GLOWING BACKGROUND ANIMATION */
@keyframes gradient {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

/* Navigation Bar with GLOW */
header {
    background: rgba(44, 62, 80, 0.9);
    color: white;
    padding: 1rem 0;
    backdrop-filter: blur(10px);
    border-bottom: 2px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 0 20px rgba(52, 152, 219, 0.3);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: #3498db;
    text-shadow: 0 0 10px rgba(52, 152, 219, 0.5);
}

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

nav ul li {
    margin-left: 2rem;
}

nav ul li a {
    color: white;
    text-decoration: none;
    transition: all 0.3s;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 5px;
}

nav ul li a:hover {
    color: #3498db;
    background: rgba(255, 255, 255, 0.1);
    text-shadow: 0 0 10px rgba(52, 152, 219, 0.8);
}

/* Hero Section with GLOW */
.hero {
    text-align: center;
    padding: 6rem 2rem;
    color: white;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(5px);
    margin: 2rem;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 0 30px rgba(255, 255, 255, 0.1);
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
    animation: textGlow 2s ease-in-out infinite alternate;
}

/* TEXT GLOW ANIMATION */
@keyframes textGlow {
    from {
        text-shadow: 0 0 10px #fff, 0 0 20px #fff, 0 0 30px #e60073;
    }
    to {
        text-shadow: 0 0 20px #fff, 0 0 30px #ff4da6, 0 0 40px #ff4da6;
    }
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero button {
    background: linear-gradient(135deg, #e74c3c, #c0392b);
    color: white;
    border: none;
    padding: 15px 40px;
    font-size: 1.2rem;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(231, 76, 60, 0.4);
    animation: buttonPulse 2s infinite;
}

/* BUTTON PULSE ANIMATION */
@keyframes buttonPulse {
    0% {
        box-shadow: 0 0 0 0 rgba(231, 76, 60, 0.7);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(231, 76, 60, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(231, 76, 60, 0);
    }
}

.hero button:hover {
    background: linear-gradient(135deg, #c0392b, #a93226);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(231, 76, 60, 0.6);
}

/* Features Section with GLOW */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    padding: 4rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    background: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s;
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.1);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 30px rgba(52, 152, 219, 0.4);
    border: 1px solid rgba(52, 152, 219, 0.5);
}

.feature-card h3 {
    color: white;
    margin-bottom: 1rem;
    font-size: 1.5rem;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
}

.feature-card p {
    color: rgba(255, 255, 255, 0.8);
}

/* Login Form with GLOW */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 2rem;
}

.login-box {
    background: rgba(255, 255, 255, 0.95);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3), 0 0 50px rgba(52, 152, 219, 0.5);
    width: 100%;
    max-width: 450px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    animation: formGlow 3s ease-in-out infinite alternate;
}

/* FORM GLOW ANIMATION */
@keyframes formGlow {
    from {
        box-shadow: 0 20px 40px rgba(0,0,0,0.3), 0 0 30px rgba(52, 152, 219, 0.5);
    }
    to {
        box-shadow: 0 20px 40px rgba(0,0,0,0.3), 0 0 60px rgba(52, 152, 219, 0.8);
    }
}

.login-box h2 {
    text-align: center;
    margin-bottom: 2rem;
    color: #2c3e50;
    font-size: 2rem;
    text-shadow: 0 0 10px rgba(44, 62, 80, 0.2);
}

.input-group {
    margin-bottom: 1.5rem;
}

.input-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: #555;
    font-weight: 600;
}

.input-group input {
    width: 100%;
    padding: 15px;
    border: 2px solid #ddd;
    border-radius: 10px;
    font-size: 1rem;
    transition: all 0.3s;
    background: rgba(255, 255, 255, 0.9);
}

.input-group input:focus {
    outline: none;
    border-color: #3498db;
    box-shadow: 0 0 10px rgba(52, 152, 219, 0.5);
    background: white;
}

.login-box button {
    width: 100%;
    background: linear-gradient(135deg, #3498db, #2980b9);
    color: white;
    border: none;
    padding: 15px;
    font-size: 1.1rem;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(52, 152, 219, 0.4);
}

.login-box button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(52, 152, 219, 0.6);
}

.signup-link {
    text-align: center;
    margin-top: 1.5rem;
    color: #666;
}

.signup-link a {
    color: #3498db;
    text-decoration: none;
    font-weight: 600;
}

.signup-link a:hover {
    text-decoration: underline;
    text-shadow: 0 0 10px rgba(52, 152, 219, 0.3);
}

/* Footer with GLOW */
footer {
    background: rgba(44, 62, 80, 0.9);
    color: white;
    text-align: center;
    padding: 2rem 0;
    margin-top: 4rem;
    backdrop-filter: blur(10px);
    border-top: 2px solid rgba(255, 255, 255,