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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
        Ubuntu, Cantarell, sans-serif;
    background: linear-gradient(135deg, #f0f0f0 0%, #e8e8e8 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-container {
    background: white;
    border-radius: 24px;
    padding: 40px 32px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.logo-container {
    margin-bottom: 32px;
}

.logo-icon {
    width: 80px;
    height: 80px;
    background: #a3e635;
    border-radius: 20px;
    margin: 0 auto 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    font-weight: bold;
    color: #1f2937;
}

.logo-text {
    font-size: 24px;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 24px;
}

.login-title {
    font-size: 32px;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 32px;
}

.form-group {
    margin-bottom: 20px;
    text-align: left;
}

.form-label {
    font-size: 16px;
    font-weight: 500;
    color: #1f2937;
    margin-bottom: 8px;
    display: block;
}

.input-container {
    position: relative;
}

.form-input {
    width: 100%;
    padding: 16px 16px 16px 48px;
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    font-size: 16px;
    color: #1f2937;
    background: white;
    transition: all 0.3s ease;
}

.form-input:focus {
    outline: none;
    border-color: #a3e635;
    box-shadow: 0 0 0 3px rgba(163, 230, 53, 0.1);
}

.form-input::placeholder {
    color: #9ca3af;
}

.input-icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: #9ca3af;
    font-size: 18px;
}

.password-toggle {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: #9ca3af;
    cursor: pointer;
    font-size: 18px;
    padding: 4px;
}

.password-toggle:hover {
    color: #6b7280;
}

.login-button {
    width: 100%;
    padding: 16px;
    background: #a3e635;
    color: #1f2937;
    border: none;
    border-radius: 12px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 8px;
}

.login-button:hover {
    background: #84cc16;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(163, 230, 53, 0.3);
}

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

.qr-icon::before {
    content: "⬜";
    font-size: 24px;
}

@media (max-width: 480px) {
    .login-container {
        padding: 32px 24px;
        border-radius: 16px;
    }

    .logo-icon {
        width: 70px;
        height: 70px;
    }

    .login-title {
        font-size: 28px;
    }
}