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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #FE7517 0%, #FBB626 35%, #FFFFFF 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-container {
    background: rgba(255, 255, 255, 0.90);
    backdrop-filter: blur(50px);
    border-radius: 20px;
    padding: 40px;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.4);
    animation: slideIn 0.8s ease-out;
}

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

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-header h1 {
    color: #333333;
    font-size: 2.5em;
    font-weight: 300;
    margin-bottom: 10px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.login-header p {
    color: #555555;
    font-size: 1.1em;
}

.form-group {
    margin-bottom: 25px;
    position: relative;
}

.form-group label {
    display: block;
    color: #444444;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 0.9em;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.form-group input {
    width: 100%;
    padding: 15px 20px;
    border: 2px solid rgba(0, 0, 0, 0.2);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.3);
    color: #333333;
    font-size: 1em;
    transition: all 0.3s ease;
    outline: none;
}

.form-group input::placeholder {
    color: rgba(0, 0, 0, 0.5);
}

.form-group input:focus {
    border-color: #FE7517;
    background: rgba(255, 255, 255, 0.4);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(251, 182, 38, 0.2);
}

.password-toggle {
    position: absolute;
    right: 8px;
    top: 55%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: #666666;
    cursor: pointer;
    font-size: 1.1em;
    transition: color 0.3s ease;
}

.password-toggle:hover {
    color: #333333;
}

.toggle-image {
    width: 20px;
    height: 20px;
}

.login-btn {
    width: 100%;
    padding: 15px;
    background: linear-gradient(135deg, #FE7517, #FF8B35);
    border: none;
    border-radius: 12px;
    color: white;
    font-size: 1.1em;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
    position: relative;
    overflow: hidden;
}

.login-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(254, 117, 23, 0.4);
    background: linear-gradient(135deg, #E66914, #FE7517);
}

.login-btn:active {
    transform: translateY(0);
}

.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%;
}

.divider {
    text-align: center;
    margin: 25px 0;
    position: relative;
}

.divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: rgba(0, 0, 0, 0.3);
}

.divider span {
    background: transparent;
    color: #555555;
    padding: 0 20px;
    font-size: 0.9em;
}

.loading {
    display: none;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top: 2px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.message-container {
    background: linear-gradient(135deg, #ffe6e6, #ffcccc);
    border: 2px solid #ff4757;
    border-radius: 12px;
    padding: 15px 20px;
    margin-bottom: 20px;
    position: relative;
    box-shadow: 0 4px 15px rgba(255, 71, 87, 0.2);
    animation: all 0.3s ease;
}

.message-container::before {
    content: "⚠️";
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 18px;
}

.message-container p {
    color: #d63031;
    font-weight: 600;
    font-size: 14px;
    margin: 0;
    padding-left: 10px;
    line-height: 1.4;
}

.message-container:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 71, 87, 0.3);
    transition: all 0.3s ease;
}

@keyframes spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

@media (max-width: 480px) {
    .login-container {
        padding: 30px 20px;
        margin: 20px;
    }
    
    .login-header h1 {
        font-size: 2em;
    }
}