/* ===== Global Styles ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Arial', sans-serif;
    background: #ffffff;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-wrapper {
    position: fixed;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    text-align: center;
    z-index: 20;
}

.logo {
    width: 100%;
    height: auto;
    display: block;
}

/* ===== Login Styles ===== */
.login-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 20px;
}

.login-card {
    background: rgba(255, 255, 255, 0.9);
    border-radius: 20px;
    padding: 50px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    max-width: 500px;
    width: 100%;
    animation: slideIn 0.5s ease-out;
    backdrop-filter: blur(10px);
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-card h1 {
    text-align: center;
    color: #333;
    margin-bottom: 30px;
    font-size: 2.5em;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
}

.login-form {
    margin-bottom: 30px;
}

.input-group {
    margin-bottom: 20px;
}

.input-group label {
    display: block;
    margin-bottom: 8px;
    color: #333;
    font-weight: bold;
}

.input-group input {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #ddd;
    border-radius: 8px;
    font-size: 1em;
    transition: border-color 0.3s;
}

.input-group input:focus {
    outline: none;
    border-color: #000000;
    box-shadow: 0 0 5px rgba(102, 126, 234, 0.3);
}

.error-message {
    color: #e74c3c;
    background-color: #fadbd8;
    padding: 12px;
    border-radius: 8px;
    margin-bottom: 15px;
    text-align: center;
}

.success-message {
    color: #27ae60;
    background-color: #d5f4e6;
    padding: 12px;
    border-radius: 8px;
    margin-bottom: 15px;
    text-align: center;
}

.btn {
    padding: 12px 20px;
    border: none;
    border-radius: 8px;
    font-size: 1em;
    cursor: pointer;
    transition: all 0.3s;
    font-weight: bold;
}

.btn-primary {
    background-color: #667eea;
    color: white;
    width: 100%;
    margin-bottom: 15px;
}

.btn-primary:hover {
    background-color: #5568d3;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background-color: #27ae60;
    color: white;
    width: 100%;
}

.btn-secondary:hover {
    background-color: #229954;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(39, 174, 96, 0.4);
}

.button-group {
    display: flex;
    gap: 10px;
}

.button-group button {
    flex: 1;
}

/* ===== Responsive ===== */
@media (max-width: 600px) {
    body {
        align-items: stretch;
        justify-content: stretch;
    }

    .login-container {
        width: 100%;
        min-height: 100dvh;
        padding: 0;
    }

    .login-card {
        max-width: none;
        width: 100%;
        min-height: 100dvh;
        padding: 30px 20px;
        border-radius: 0;
        box-shadow: none;
        backdrop-filter: none;
        animation: none;
    }
    
    .login-card h1 {
        font-size: 2em;
    }
}