:root {
    --primary-purple: #E0BBE4;
    --primary-pink: #FFC0CB;
    --text-dark: #333333;
    --white: #FFFFFF;
    --accent-purple: #9B6B9E;
    --shadow-color: rgba(0, 0, 0, 0.15);
}

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

body {
    font-family: 'Arial', sans-serif;
    background: linear-gradient(135deg, var(--primary-purple), var(--primary-pink));
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.container {
    width: 100%;
    max-width: 1200px;
    padding: 2rem;
}

.content-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

.logo-section {
    text-align: center;
    color: var(--white);
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 15px var(--shadow-color);
}

.logo {
    width: 100px;
    height: auto;
    margin-bottom: 1.5rem;
    filter: brightness(0) invert(1);
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
}

.logo-section h1 {
    font-size: 2rem;
    margin-bottom: 0.8rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
    font-weight: 700;
    letter-spacing: 0.5px;
    color: var(--white);
}

.logo-section h2 {
    font-size: 1.2rem;
    font-weight: 500;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.2);
    color: rgba(255, 255, 255, 0.9);
    letter-spacing: 0.3px;
}

.card-container {
    width: 100%;
    max-width: 400px;
}

.login-card {
    background: rgba(255, 255, 255, 0.95);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 8px 20px var(--shadow-color);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.card-header {
    text-align: center;
    margin-bottom: 2rem;
}

.card-header i {
    font-size: 2.2rem;
    color: var(--accent-purple);
    margin-bottom: 0.8rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
}

.card-header h3 {
    font-size: 1.6rem;
    color: var(--accent-purple);
    font-weight: 600;
    letter-spacing: 0.3px;
}

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

label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.8rem;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 1.1rem;
}

label i {
    color: var(--accent-purple);
}

input {
    width: 100%;
    padding: 1rem;
    border: 2px solid rgba(155, 107, 158, 0.3);
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: rgba(255, 255, 255, 0.9);
}

input:focus {
    outline: none;
    border-color: var(--accent-purple);
    box-shadow: 0 0 0 3px rgba(155, 107, 158, 0.2);
}

.btn-primary {
    width: 100%;
    padding: 1rem;
    background: var(--accent-purple);
    border: none;
    border-radius: 8px;
    color: var(--white);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-primary:hover {
    background: #8A5B8E;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(155, 107, 158, 0.3);
}

.btn-secondary {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
    padding: 1rem 1.5rem;
    background: rgba(255, 255, 255, 0.15);
    border: 2px solid var(--white);
    border-radius: 8px;
    color: var(--white);
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 500;
    transition: all 0.3s ease;
    text-align: center;
    letter-spacing: 0.3px;
    backdrop-filter: blur(5px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.error-message {
    color: #ff4444;
    margin-top: 1rem;
    text-align: center;
    padding: 0.5rem;
    background: rgba(255, 68, 68, 0.1);
    border-radius: 4px;
}

.hidden {
    display: none;
}

@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }
    
    .logo-section h1 {
        font-size: 1.5rem;
    }
    
    .logo-section h2 {
        font-size: 1rem;
    }
    
    .login-card {
        padding: 1.5rem;
    }
}

@media (max-width: 320px) {
    .logo {
        width: 60px;
    }
    
    .login-card {
        padding: 1rem;
    }
    
    .btn-primary,
    .btn-secondary {
        padding: 0.8rem;
        font-size: 0.9rem;
    }
}